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SERVICE Manual

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1. f c c TOP N 1 O Ul 02 EQ Y B1 CN3 DI Bio gt Na C5 y R3 R4 U3 tr C9 C10 e F1 Vi N Ri Q R11 O R9 JRI2 RIS e eg C8 R24 B4 B5 CE i gt LO c A x amp CN2 PIA D4 D5 D6 m ac na O R22 P ES U6 mur 25 O lt ES EIS 2 5 m C13 o ar LJ C14 e n mt 520 7 R21 B ol O ot Ci 7 d 2 P deny e a 3 E CTS e N m N CI N d m 5 C25 s 40 O 7 3728MHZ 4 JC41
2. s O O CO ML 7000 LCD O JC41 10512A O Rev 2 3 c H O Q CNI D O 5 6 de 228 O O 57 Ril W x N LEDI c gA SW4 lt Bs AEG O O Er 55 xf 65 i en ANN R3 JP4 C7 m 5 2 Om ae 2 UN d SW8 amp cn J Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com PCB Diagrams 9 5 PTL Pre Transfer Lamp Board Ga AR rm On Or Son ML 7000 PTL REV 2 3 JC41 10519A EDS Osc ED4 9 S 9 S 6 R1 l Samsung Electronics 9 5 Download Service Manual And Resetter Printer at http printer1 blogspot com PCB Diagrams 9 6 SCF Second Cassette Feeder Board
3. lt a ul C lt L 33 NA lt 55 5 s xx RENE NS NI e BTS dud JAYA daa p AYA H u a Yg lt ATO a ss I BEE Fr Ty e O O a x gt a ur u k ud KO gt 77 I o ol 04 pa Ol Ld O e 2 9944 5 oz c5 ARA KO Aaa AAAA O Dz aso gg T 6 agad ad 04 04 a4 Ou BS E papse Es LI e SY SI x O Ld La N 7 d N I co amp e e D S N A o I m e Ur Dm T 8 el e gt zi orwox Sl x lx x O MMA NM NM fes c x a ve a u 28 g z rj Sk o J Be esp a od 2404 amp ap pg 4 ul lt x n 54 9 r9 N An A DN to Am Mm 1 10 SO oo Xe lm NINI bv I LI 0 ZE x M a SD DOSO A O a a uL ULL o A
4. amp c6 p A 2 c3 C4 GP1S523 le CI C2 U2 NI U4 95 5 Hk Li m PAPA R5 AW c13 9 Q gt m R6 Wr g 2 RB AY m SCF EPROM CPU x M RIL AM A RI2 AM AM RIS 27C256 KS88C4316 o o 8 R14 We 01 O o e Er 2 15 C14 RI5 Nv awe RI6 ROS R21 RIS Me R20 AMe Wr c D5 O 06 BD2 i OD MOTOR D7 we R22 GO I N Dos t ee B d O O kS O 571 m PH a b N AN z R35 R37 SNE AANA O o wo R38 AZ 2 BD3 e N R39 5 3 01019 a a 9 6 KAO NN CASSETTE oo U Z 9 m Q ow M 7000 SCF Rev 2 65 s C Wo OS JC4 1 105224 _ 9 6 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 9 7 Infrared Adapor Board
5. C12 I R5 99 02 09 SE Rev 2 3 C24 R7 __ B7 J3 P Z85230 N D x X B8 N 3 SIEH RIS C19 RI En C18 RE 4 US U5 la s ce z 12 sl ca N DO N lt 84 22 R3 6 R2 C15 B3 C4 05 1 C7 C22 N C23 o 3 B2 CI Ng 7 3728MHZ 585 R1 969 LF Bo LOCALTALK ob C4 1 00009A E Samsung Electronics PCB Diagrams Download Service Manual And Resetter Printer at http printer1 blogspot com PCB Diagrams 9 11 Serial IrDA Board 9 10
6. 0125 U18 KM416C4100BT 45 QS M29r 8006 90tC T D DXO CLOC 4 33MHZ C N I x CN6 J amp 026 N4 co NN on U22 o o o NETBRIDGE 5 e EL yer 5 lo eL 0 H U20 AQ e e 9 oo o Jara ta NG m 77 3 do IO amp gt r o n 9 9 e 2r KS32C5000 ON 5 A TI NA ka e ee ae e 3 st J 3 E or Nw Iu L l a x my e PUT c L ci A 2 amp 8 2 NG 5 lt V RATO O NG Sn O 10 40 025 024 O KM68257E KM68257E NG LEDI lt 5 Ww Y2 25MHZ HS CROCK 50 0165 60 NPC100 REV 0 ICS 1892Y o 10 2 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 10 2 2 Network Board Connector Pin Assignment Product Information Connector Description Pin No Idle Active In Out 21 19 18 17 37 44 Adar 0 Addr 15 42 40 38 36 34 32 Pulse Pulse 30 28 26 24 35 33 31 29 27 25 Data O 15 23 22 14 13 11 10 Pulse Pulse O 9 7 6 5 nPrnWait 41 5V DGND O PRES L 57 DGND DGND a n
7. 1 2 3 4 5 6 7 DR_A 0 11 CN4 1 CNS 822030 3 22030 3 DRAMDCO 31 DRAMACO 115 T gt 2 dn pe A 5 R197 DR 5S A AMDCA RISS oR R RAG TS AMD 5 3 4 RES U DR ACD DR 9 1 6 RIBS 0 D 3 49 U De DR ACIO DR ACIO DRAMD S R174 5 10 a 55 1 DRAMDCIZ DR CASO DR CASO us us 1 bi RAM SV BB 53 DR CAS Se gt ORAMOCTS ka 3 DRAMDC Riso DR_RAS3 DR RAST Zu 10K 3 DEAMDCI DR RAS2 23 DEAMDC21 B 25 DRA B RAUD 29 46 35 66 50 prAMDc 24 71 4 I RAMDC27 DR_WR DR WR 7 A RAMDC 30 67 4 DRAMDC3D 22 68 69 70 5 R148 pane RAM_5V 177 NDRAMNE N gt DR_UR 18 14 t 35 85 509 aa zulc 777 cal cia CEL C94 cratl cigs ZZ NDRAMCAS 0 3 nDPAMCASCO oe n DR_CASO 100nf 100n 3 100nf 100nf 100 ER n 51 3 dB n DR CAS2 x DR CAS3 al o 32 C149 C172 z 33pF 33pF u24 DRAMRAS 0 3 0 RANDY A 18 r Doo RAMDCIE E NORAMRAS 9 CSS DR Di bla Dagta vec 16 RAM nDRAMRAS C1 33 bi E 23 3 0037 T 51048 EHE ris EE a
8. 3 ML 7000 IRDA JC41 10518A BRA C567 C9 R2 02 U CB HSDL 7001 OSC es Re G LEDI ED V CN1 I Samsung Electronics PCB Diagrams 9 7 Download Service Manual And Resetter Printer at http printer1 blogspot com 9 8 PCB Diagrams 9 8 Flash SIMM Board 9 9 Postscript Board U1 zn on U2 c c cx R2 R3 5 5 U5 Or Se x MBM29F 800B MBM29F 800B FLASH 74ATC138 JCHL 105 144 ROM SIMM Rev 2 0 a 1997 11 24 o SO c Y m 1 72 IN Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 9 10 Local Talk
9. Acronym Definition Acronym Definition ABL Automatic Blanking Limiter IDE Intelligent Drive electronics or Imbedded Drive Electronics ACC Automatic Color Control IF Intermediate Frequency ADC Analog to Digital Converter IPM Images Per Minute ADS Address Data Status ISA Industry Standard Architecture ALE Address Latch Enable KBC Keyboard Controller ASCII American Standard Code for LAD Local Address Data Bus Information Interchange BIOS Basic Input Output System LCD Liquid Crystal Display BPF Band Pass Filter LED Light Emitting Diode BPS Bits Per Second MCA Micro Channel Architecture CCFT Cold Cathode Fluorescent Tube MDA Monochrome Display Adapter CGA Color Graphics Adapter NC No Connection CMOS Complementary Metal Oxide Noise Figure or Noise Factor Semiconductor CPU Central Processing Unit PA Power Amplifier CRT Cathode Ray Tube PBA Printed Board Assembly CRU Customer Replacement Unit DMA Direct Memory Access or PBM Primary Bus Master Dynamic Memory Address DMAC Direct Memory Access PCB Printed Circuit Board Controller DVM Digital Voltmeter PCMCIA Personal Computer Memory Card International Association EEPROM Electronically Erasable Pro PLCC Plastic Leaded Chip Carrier grammable read Only Memory EGA Enhanced Graphics Adapter PMS Power Management System EISA Extended Industry Standard POST Power On Self Test Architecture ESDI Enhanced Small Device PPM Pages Per M
10. 1 2 3 4 5 6 7 DATACO 31 gt U13 U20 20 ATACI ADDR R lie lng CN3 1 A ADDECIBO 8 s 014 DATACIA 7 ON DATA 82603053 ADDR 17 12 39 DATACI ADDR us 012 29 DATA ADDR DATA ADDRCIB 2 41a 36 ATACID ADDRCI 2 011 38 DATA NG DATA ADDR 20 U14 ADDRCIS 3 2 pro 34 DATACIO ADDRCIS 3 po DATACIO ADDE C a ARE 5 Mataco ADDRGA 4A 01932 DATA ADRA 0008 01957 ATACS Nas iG ADDRCIS 31117 pid DATA ADDRC13 51114 ng 30 DATACB ADDR 514 ng 130 ATAC8 NODE E ADDRCIB 34 444 DLS DATA ADDRCI2 p 4 DATACT ADDRCI22 pi 4 1 ADDROU D 3515 03121 DATA ADDR 11 Tl ng ng 142 DATACE ADDR pg 6 ADDR 9 DATA 6 ADDRC16 JNE pales DATA 4 ADDR C10 8 1o ps 140 DATAC ADDR 10 pg 145 ADDRCO DATA ADDRCIS 37h13 DOS BATA ADDR 18 4 na 28 DATACA ADDR 18 4 p4 138 ADDRCI ADDRC14 381115 0528 DATAC amp ADDR 8 1911c pa 5 DATA 3 ADDR 8 ENS 03 135 ADDR ADDRCI SINE 67130 DATA ADDRC7 25 p 33 DATAL ADDR 25 ie p 33 ATA DATACS ADDECI2 46 pali6 DATA ADDR 214 p1 121 DATACD ADDR 21 44 01131 N DDECHO 0 Alig 0918 DATACS ADDR S 27113 po 29 DATACOYA ROM 5V ADDR S 2213 po 23 DATADA ROM 5V ADDRCIO 4 DATACIO ADDR 4 ADDR 4 ADDR ATA 45 para A
11. CN3 1 2011P04V000 Go Ul C 06 D8 IN4148 IN4148 9 n CN4 1 Ds Q1 KSC1008 Y Changed by Be skchoi ED DATE LEO DATE SMS ELECTRONICS FG Enc sechoi 7000 ser DIAGRAM Dos lao REV rev2 5 Drawing Number Page Rev 5 Pel Samsung Electronics 09 PCB DiagramS 9 1 Engine Control Joint Board Samsung Electronics PCB Diagrams 9493 LNIOF 0504 BAR CODE QD 0502 05 0 2509 A a 503 a 12007 gp RBS lt a GM RU cw R160 p cso gt R87 O C69 lt gt D21 5 c46 Ip 5 w V NATA iun 0125 lt Reg mp 3p 014 R104 0 WY 77 ao 1 sa NG 205 J HS RIOS 4210 8 0 4 i C67 R113 2 qp RI47 M RIA 0 5 0126 9 u R130 R123 R116 AN J127 w 9 P NOD 8888 CY R 32 w R124 214 e R116 3 pase pas 2 RI17 m a 1146 se E a a R174 RIIB 0 21 KU R48 Ar
12. 1 2 3 4 5 6 7 vec A A DATACO 23 FLASH_WR_E LCD_E 00 LCD D4 LEDI ae LCD D5 LED2 a28 LCD D6 LCD_D4 035 LCD D7 LCD D3 044 LCD D8 0542 LED RS LCD D7 0618 LED DRV_E LCD RS 07 LCD_DRV_E B RST B C45 TAF 273SCX OnE 117 LEDI F CP LED2 4 D gt DPO_RST u 300 00 USB RST DF f1 20DP 2DSA vec ATA DPI SEL CONNZO MD 003 035 m TR ATAC13 1404 0415 vec _ 74ACT32SCXA ATAC14 17 pg 0818 9 ATACIS 87 o3 co ws FCP sa s UG 3 4 ilice yo 28 d e DD RB nF 2 2 AHA UHR 10 Ll e lo n Zu C nWR gt 4 mE GND C C M 98 F 100nF 93 666 Ko 7 VCC 74F273SCX L 177 WI 25 7 C46 LIP ae FIT 23 rb ue a 20 18 2 Hee BI 17 X CI 10650 53 P_SWI BAL P 2 Sha gs 14 P SW5 P_SW3 ATA CA 65 BSH P_SW6 P_SW4 ATAG the B702 P_SW7 P_SW5 6 UT 2 3in7 P 5W8 P SWS 5 TAACT32SCX Ing P_SW7 P_SW8 4 1316 U7 3 5 DIR 3 74 245 C5 cs ctio Cit Teie 177 vec vee VE AOE VOG ine line INF tne line TNE TNF INF F caa T nRD sali 199p R13 R60 RSS SR 5546 lt R22I or dH us 10K tok 216 Sik Sik 74ACT32SCX rare 8 PA Plz ERA VCC AAO ie BSH J ATACH S 8212 Too ATAC
13. 1 3 21153 21153 L C26 10nF TU NGND D18 ED NO REVISION RECORD CHANGE PART RECORD lt 1N4148 C68 33nF 1 2 3 ESJA57 04 03 KSA708_Y U4 2 LM324N 5 6 C19 2 2 2 3 20Kohn RIO 471K INN Z NZ RIT CONFIDENTIAL SEN tenses AM TRON G r et Changed bu Jongkwon Samsung Electronics printer1 blogspot com Download Service Manual And Resetter Printer at http Engine Circuit Diagram 5 6 Samsung Electronics LTD SAMSUNG ELECTRONICS CO ALL RIGHTS RESERVED BIASPWM VR3 20Kohm 108 24453 REVISION RECORD CHANGE PART D21 RI P3 lt SJA57 04 DOCTOR BLADE D17 ESJA51 04 Q14 KSD526 SINK CC ZD1 IN5274B CONFIDENTIAL ED DATE 1 Monday J 31 2000 ED DATE 1 so SAMSUNG ELECTRONICS Changed by Jongkwon alon peor nes cerae p e _ C gt dd 6 o e e Schematic Diagram
14. ITEM Description Novell Netware Version 3 x 4 x 5 0 MS Windows Windows 95 98 Windows NT 3 x 4 x Support system AT 8 T System V Rel 3 2 Rel 4 2 BSD 4 3 HP UX Rel 9 x Rel 10 x SCO 5 x SUN OS 5 5 SOLARIS 2 5 Macintosh APPLE Netware IPX SPX Pserver Rprint mode NDS Bindery Windows IPX SPX TCP IP DLC LLC Support protocols UNIX TCP IP APPLE EtherTalk Phase 2 Network Management SNMP MIB II Private MIB CPU 32bit RISC controller Hardware Flash memory 1M byte RAM 64 Kbyte SRAM 8M byte DRAM Interface with Printer Shared memory 64K byte SRAM Logical connection IEEE 802 2 802 3 Attachment 10 100Base Tx CPU Samsung NetARM 33MHz PHY Chip ICS1892 25MHz Flash ROM 1M Byte DRAM 8M Byte Memory SRAM 64K Byte EEPROM 32K Bit NetBridge 33MHz Printer Interface 60 Pin Connector Dimension HxWxD 15 x 80 x 124mm Power Consumption Max 0 6A 5Vdc Samsung Electronics 10 1 Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information 10 2 Board Description 10 2 1 Configuration of Network Board Service Part JC92 01119A
15. 0 1nF 5 50V NPO TP 2012 0 1nF 5 50V NPO TP 2012 0 1nF 5 50V NPO TP 2012 0 1nF 5 50V NPO TP 2012 0 01nF 0 25pF 50V NP0 TP 2012 0 015nF 5 50V NP0 TP 2012 1nF 5 50V NP0 TP 2012 1nF 5 50V NPO TP 2012 1nF 5 50V NPO TP 2012 0 22nF 5 50V NPO TP 2012 0 022nF 5 50V NPO TP 2012 0 27nF 5 50V NPO TP 2012 0 033nF 5 50V NPO TP 2012 0 033nF 5 50V NPO TP 2012 0 47nF 5 50V NPO TP 2012 0 47nF 5 50V NPO TP 2012 0 068nF 5 50V NPO TP 2012 1 0UF 20 16V TP 6032 S3uF 2096 16V GP TP 7343 S3uF 2096 16V GP TP 7343 OSCILLATOR CLOCK 50MHz 100ppm 10 TTL 5V 40mA OSCILLATOR CLOCK 78 45496MHZz 50ppm 15pF amp 10TTL BK 5V 40mA FILTER EMI SMD 25V 2A 100000pF 2x1 25x1mm TP Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Main Controller PBA LOCATION NO Q ty LF12 LF13 LF14 LF15 LF16 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 SEC CODE 2901 001178 3301 000317 3301 000317 3301 000317 3702 000118 3702 001090 3702 001104 3709 001027 3711 002001 3711 003981 4701 001020 JC09 00001A JC11 10507A JC11 10510A JC13 00002A JC13 00003A JC41 00044A JF68 30527N L1 L2 L6 J2 CN2 J3 CN3 CN4 CN5 J1 J4 Samsung Electronics 5 8 7 3 1 1 1 3 1 1 1 1 Electrical Parts List DESCRIPTION
16. C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C TA CHIP C TA CHIP C TA CHIP DESCRIPTION 330HM 5 1 10W DA TP 2012 330HM 5 1 10W DA TP 2012 330HM 5 1 10W DA TP 2012 330HM 5 1 10W DA TP 2012 330HM 5 1 10W DA TP 2012 4700HM 5 1 10W DA TP 2012 5 1KOHM 5 1 10W DA TP 2012 680HM 596 1 10W DA TP 2012 390hm 5 63mW L CHIP 8P TP 390hm 5 63mW L CHIP 8P TP 390hm 5 63mW L CHIP 8P TP 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5 V TP 2012 100nF 80 2076 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V YS V TP 2012 100nF 80 2096 50V Y5V TP 2012 100nF 80 2076 50V Y5V TP 2012 100nF 80 20 50V YS V TP 2012 100nF 80 20 50V YSV TP 2012 100nF 80 20 50V YSV TP 2012 100nF 80 20 50V YSV TP 2012 100nF 80 2096 50V Y5V TP 2012 100nF 80 2096 50V Y5V TP 2012 100nF 80 20 50V YSV TP 2012 100nF 80 20 50V YSV TP 2012 100nF 80 20 50V YSV TP 2012 100nF 80 20 50V YSV TP 2012
17. PMO COVER FUSER LOW ROLLER EXIT RCT ROLLER EXIT FU MEA RACK BRK GEAR FU RING CS GEAR EXIT U ID GEAR EXIT IDLE Z17 PCT SHEET H R a fio no e fafa a fa Pa fa 21212 trol no leo a in Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com MEA UNIT FEEDER CST PMO BRKT FUSER GEAR All parts list MEA RACK GUIDE REAR SPRING ACTUATOR LABEL P FUSER JAM LABEL P HIGH TEMPER PMO REAR FUSER PMO ACTUATOR EXIT MEA RACK PICK UP TAPE FILAMENT SCREW MACHINE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE RING E SPRING PLATE K UP SPRING LEVER SPRING SUB PLATE LABEL R CST REAR LABEL R INSTRUCTION IPR FINGER IPR GUIDE EXT LOCK IPR GUIDE PAPER SCF IPR GUIDE PLT PAPER IPR PLATE KNOCK UP IPR PLATE SPR LOCK IPR PLATE SUB K UP IPR SPR PLATE G SIDE ICT SHAFT SPR K UP PMO COVER GUIDE EXT PMO BUSH K UP PMO CAP PLATE K UP PMO FRAME CASSETTE PMO GUIDE EXT CST PMO GUIDE PAPER PMO GUIDE PAPER SIZE PMO GUIDE SIDE CST PMO LINK LEVER PMO SIDE GUIDE EXT PMO SUB GUIDE CST PMO LEVER PAPER PMO ROLLER FD R PMO WINDOW PAPER PMO LOCKER PLATE RPR PAD CST SPRING
18. SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE RING CS CABLE TIE CABLE TIE CABLE CLAMP SPRING CLUTCH CBF HARNESS LSU 18P CBF HARNESS DUPLEX GND CBF HARNESS BRUSH GND CBF HARNESS JOINT ENGINE CBF HARNESS EMI WIRE CBF HARNESS CASSETTE CBF HARNESS SCF1 CBF HARNESS VIDEO CBF HARNESS SMPS 1 1 In no gt Joo po f no keo Im laiv Po Io Io I fo a a In Im io 5 Joo foo H lo Ja s loo fro no fa fro II Iv fa fo I Ino a 1212 1212 fo 2 lo wein a a atin nl fo a gt 12121 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com ELA HOU SMPS HARNESS MP GND All parts list CBF HARNESS JOINT SPRING G FRONT FOOT RUBBER BEABING E LIP R GEAR EXIT GEAR EXIT U ID GEAR P UP DRIVE GEAR DP IDLE GEAR EXIT IDLE Z17 ICT BRKT SUPPORTER2 IPR GROUND ICU IPR GROUND BOTTOM IPR ERAME ICU
19. tell cie De 23 4 1 a N MO SII a o aa N kO Uu la 5 5 o 5 0 060 e I e I oo tc S8 R ex e L E 8 o 99 m C E s 82 5 8 O I e E 4 V c 8 58 CA Ee G c 28 NE I e 4 c 5 2 em E1 c c 8 o 5 oye E c ge 58 Co e ES c e E CO 8 5 CI 4 c c Ps 2 2 al 4 u gt Baz WES i H NG NI Bl 9 m e CA e e e e e e v 9 w 9 5 G 9 ce O e ra 9 ng 3 N e c N S B pa oJ e c G 9 e e I o 8 Uu t ut G c D no 2 8 5 54 amp 8 o 5 co O aco Te e a 2 e fs c SE N e8 P Yr Qe oO a O gt 54 m a c o S a O 8 m AA 9 N N lt 4 ou OM gt a4 C404 LO M O pa P a lt lt 4 AM E o WT 0 a D gg el N x gg HA 26 on mE Ree e DE so gt E nG a PA 1 5 E nr NE ge N SJ T os e TJ ox IT N a BO TO aj aa Lk oral TA M 2 s 1 17 N 11 PV V NG 8 e Ka S CG SA x Q 5 O
20. 8 Lug gor 4 E ns1 L zlans OENO ei HP 2091 o 1031 4 4 7 34 id K ON O 3 051 anne qo y Sa 7 a YU AA AA AA NE 3113SSVO ZSN3S 1SVO DET Pma ISNIS ISYO 9 JM 8 PNO EP ono 45 e p psnar I t r 4 e S 8 K dvala 3 AS NG z INO bb a 131NI z b 41 p art Is anoa J9S rast CTED ano Persya 4E MOSN3S ep ISA karswo 3 3LLISSYO ISA ds GUVOd 3NION3 TISWO wasna 2 45 u Er qa quvos I z ZNO zi anda du Inior pa ONS P z HO LN19 bh 1 QN9 G AQV3H 39S NO m 6 AG 4 or Ave 1 4 6 EOSND 5 3 Ave Je z eno 2 102 4 r ESTIR 5 n 5 L VNO 8 2 s eSAve eNO 208 0 HOLOW MS 43400 Ave s NG d 9 2 b anow 34 1079 408 GNO V Nag L AS 14 AYA ENG 4 GE ANON TT TT TNOlLHd6 As ab 9S EB 42 E NOILdO MS H3AOD NG z SME 41 z HOSN3S 9 SORTS LOSND L H3NOL 395 515 0 55792 s Mo nod IND Advdudos SOSNO z5 dquog 42 HOSN3S ha HOSN3S dN L NG id V GIONE 0S dA v0SNO AH S t S Md Edl y HILNT ad 43ITIOH H3dSNVHL Z0SNI T ga i AND 040 8 1 printer1 blogspot com 08 Bloack Diagrams 8 1 WIRING DIAGRAM Sam
21. amp ML 7300 Series S ER VICE Manual wa LASER PRINTER CONTENTS C0 PA N o Precautions Reference Information Product Information Disassembly Trouble Shooting Exploded Views Parts List Electrical Parts List Block Diagrams PCB Diagrams Port Thru Network Printer Card schematic diagrams Download Service Manual And Resetter Printer at http printer1 blogspot com All parts list All parts list CORE FERRITE UNIT LSU MAN CARD QRG CARD BOX MAIN ELA HOU FRE BASE OUT ELA HOU CST SENSER SCREW MACHINE IPR BRKT PAPER SIZE IPR PUSH PLT SPRING PBA SUB CASSETTE ELA UNIT B K C O KME SCREW MACHINE CABLE TIE CBF HARNESS COVER ASS Y SPRING C O SPRING C O COM PMO ACTUATOR C O MEA RACK BRKT C O IPR BRKT C O IPR GROUND BRKT C O ELA UNIT PTL PMO COVER QUENCHING PBA SUB PTL ELA UNIT FUSER TERMINAL SCREW ASS Y MACH NUT HEXAGON CABLE TIE CBF HARNESS FUSING IPR TERMINAL FU PMO HOUSING TERMINAL MEA RACK GUIDE T R CABLE CLAMP IPR PLATE SAW PPR INSULATOR G TR PMO GUIDE TRANSFER PMO HOLDER SAW MEA RACK EXIT ROLLER SPRING EXIT ROLL FD PMO HOLDER EXIT ROLL PMO ROLLER FD F PMO ROLLER FD R MEA RACK TERMINAL HV SPRING CS ICT TERMINAL HV MEA UNIT GUIDE DEVE L SPRING PS G DEV PM
22. Yes No LCD Display Go to System Error Go to Engine Error Self Test page Printing Is it correct the setting status of printer on test page Correct the setting status of printer No Is it possible receving data from PC Go to Parallel Interface Error Go to Pinting Error Input Data Printing No Go to Self Test Error 5 12 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting Power Error Check the connection of Power cord and Cables Video board s input voltage 5V Is it short between 5V and GND in the Video board No Refer to the No Power Repair the board sectino of engine troubleshooting Replace the LCD Ass y board of display panel Samsung Electronics 5 13 Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting System Error SPGP1 U27 Check Video Controller Board 1 Forign material CPU U19 2 ROM installing 3 Soldering status CPU s input voltage 3 3 Check the regulator U16 U17 Yes SPGPI s input voltage 5V No Check the filter LF9 Yes Check the 7705 U36 s pin No 5 No Check the 74F14 U31 s pin No 4 SPGPI s pin No 3 Reset input level high Reset signal Nomally high during operation Yes No Check the SPGP1 s pin No 4
23. 148210 R12 410g ler RESET 7 L c19 U La D 16V 3 RESET 5 Ing D TL7705ACD R214 7 7 is 10K ALI RIGS R150 2 RISIS R133 10K 10KS 10K 10K 031 3 74314 Ts nIOCS3 IOCS3 10652 10652 a nIOCSI 10651 8 nI0CS0 10650 n3 2000 8 29 U31 5 E C152 6153 C154 C118 re 100oF 109oF 1000F 1000F U31 6 7 13 te R E SH KIM N SH cml SHLEE UR P G G SPGP BOARD K 7 VER 0 6 I 2 4 5 6 REF NO SEC 3 Samsung Electronics 11 3 Iprinter1 blogspot com Download Service Manual And Resetter Printer at http Schematic Diagrams Main Circuit Diagram 4 12 LTD SAMSUNG ELECTRONICS CO ALL RIGHTS RESERVED o
24. Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting 5 2 HVPS Output Spec DCU CODE NO HVPS OUTPUT REMARK CHARGER 01 1 55 1 Turn off the printer TRANSFER 02 1KV 1 4KV 2 Open the rear cover and disassemble TRANSFER 03 3 05 KV the cover shield BIAS 04 475V 3 Connect the DCU on engine board and SUPPLY 04 675 V close the rear cover OPC GND 130V Open the top cover Push the Cover Open Switch Select the Diagnostic mode and measure HVPS output Recommanded Test Equipment DVM High Voltage Probe 4 5 Remove image Cartridge 6 T CHARGER TRANSFER Transfer Roller EB PT L LED Array SUPPLY INSERT IMAGE CARTRIDGE Samsung Electronics 5 3 Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting 5 3 Malfunction Error status Check Solution 1 Check FUSE 1 Replace SMPS F1 8A F2 5A OPEN Refer to 4 12 No Power 2 Check FUSE 2 Measure the resistance 5V and GND F3 250V 3A OPEN Engine board CN5 pin6 and CN5 pin9 If find the short circuit replace the Engine board 1 Check Fuser unit To disassemble the Fuser unit Thermostat open refer to 4 5 Internal Error 11 Fuser Error hallogen lamp defect Normal 110V version 2 3 220V version 5 62 Check themistor
25. Q4 Q5 5V JUMPER LC75 100nF 604 VDI 6B7 HS YNC m E 6 pa o Q6 Q7 PO C9 In OT oD 00 C CND OE CD74HCT574E 1C1 2D5 DS lt 6B8 ST ACKER 603 PSYNC 6B7 LREADY 603 CPRDY 6841 305 THERM 684 CMD SCF 684 OPT_CLK lt K8E2 8BDPMOTOR CJ THVREAD IDUAWN 5 Poi P5 6 PS 52 Rs P5 3 P5 2 A P5 0 A RESET m SJUHPER REVISION RECORD CHANGE PART FUSER 385 EMSG 603 EY DEV 606 CLK 603 _CLUTCH 2C6 D CLUTCH 286 BIASPWM 581 7 HVPWM 4B1 DCU_CLK 6F3 gt MP_CLUTCH 684 DCU_DATA 6F3 gt MTR_PB BD LO MTR_PA 3B1 LO MTR PB 3B1 O MTR PA Bb CMSG 603 R5 10K KS88C4316 PI 5 687 BUSY 603 LEEP 6E7 EADY 602 DON _ 64D HV 5E1 AN 6F5 HVEA 401 SAMSUNG ELECTRONICS la trovine Murder eiae F C s
26. Reset signal Nomally high during operation U19 pin No 214 s Reset Input level high Yes SPGPI pin No 237 s input Clock 50MHz No Check the FS741 U23 pin No 6 and OSC2 Yes U19 pin NO 212 s Input Clock 25MHz No Check the solddering status of SPGPI s pin No 239 Yes Check the TS pin No 51 input No operation GG pulse of U27 active low Check the ADS pin No 66 input pulse of U10 active low you can t repair the board Replace the board 5 14 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting Engine Error Engine interface Error Check the connected status of Interface cable Check the soldering status of SPGP1 s pin No 100 104 Refer to the section of Enginr troubleshooting Engine Interface Error Self Test Error Is it continuous Check the Video pulse signal of U29 white copy pin No 28 input pin No 73 output Check the Video pulse signal of the pin No 8 of connector J2 Check the input pulse of the pin No operation No 10 PSYNC and pin No 12 HSYNC fo connector J2 Refer to the scanner error section of Engine troubleshooting If the video signal is operation refer to the section of Engine troubleshooting OSC1 78 45496MHz Replace OSC1 Check the soldering status of Hyper U29 Check the pulse of the VCLK pin No 25 and LSYNC pin
27. Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Schematic Diagrams Engine Circuit Diagram 3 6 REVISION RECORD CHANGE PART 24vs2 ENT 1 2421P06V000 24992 L gt FUSERON De4 1N4148 1E3 THERM lt 12 04 03 70 1N4148 1N4148 E 88 DGND DEND AGND AGND AGND AGND a5 2 O Eu Aa ug 23 72 e gt DPX_FEED2 285 gt DPX_FEED1 283 gt FEED1 203 gt PEMPTY 203 EXIT 203 L gt FACE _UP 283 C38 YAN 100nF CONFIDENT ZD2 UZ5 6BCB kana Fe Tone T1 sion Changed bu NbowD Jongkwon Fer qs Pese T sj o eee Samsung Electronics 11 15 printer1 blogspot com Download Service Manual And Resetter Printer at http Schematic Diagrams Engine Circuit Diagram 4 6 11 16 LTD SAMSUNG ELECTRONICS CO ALL RIGHTS RESERVED CT THVPWM U5 5 DM7406N U5 1 DM7406N 108 THVEA o gt R58 10K OESDTHVREAD 1 U5 3 DM7406N
28. 5100hm 1 1 8W AA TP 1 8x3 2mm 619Kohm 1 1 8W AA TP 1 8x3 2m 75Kohm 1 1 8W AA TP 1 8x3 2mm 86 6Kohm 1 1 8W AA TP 1 8x3 2 9 1Kohm 1 1 8W AA TP 1 8x3 2m 93 1 Kohm 1 1 8W AA TP 1 8x3 2 12 1Kohm 1 1 8W AA TP 1 8x3 2 56 2Kohm 1 1 8W AA TP 1 8x3 2 10hm 5 1 2W AA TP 2 4x6mm 30Mohm 276 2W BK 30x8 5mm 200Mohm 2 1 2W CM BK 18x6mm 30Mohm 2 0 5W CM BK 18x6mm 10Mohm 3 1 2W CM BK 18x4mm 10Kohm 10 1 2W TOP 20Kohm 10 1 2W TOP 0 068nF 10 2kV SL TP 7x5 5 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Main Engine PBA SEC CODE 2201 000004 2201 000017 2201 000017 2201 000017 2201 000017 2201 000019 2201 000119 2201 000119 2201 000119 2201 000119 2201 000119 2201 000138 2201 000138 2201 000177 2201 000177 2201 000177 2201 000177 2201 000215 2201 000326 2201 000391 2201 000469 2201 000473 2201 000558 2201 000724 2201 002066 2201 002067 2202 000109 2202 000173 2401 001240 2401 001553 2401 002300 2801 000140 2801 003990 3301 000344 3301 000344 3301 001015 3405 000125 3704 000235 3711 000164 3711 000434 3711 000470 3711 000904 3711 001040 3711 001108 3711 002000 3711 002001 3711 003823 3711 003968 3711 003969 3711 003981 JC26 20301B JC26 30506A JC33 10501B JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A
29. C71 C72 C74 C75 C76 C80 C82 C84 C85 C86 C87 C88 C89 C90 C91 C92 C94 C95 C96 C97 C98 C99 C100 C101 C150 C187 C38 C39 C51 C52 C154 C170 C186 C194 C209 C228 C233 C234 C81 C118 C127 C152 C153 C77 C78 C79 C83 C93 C113 C116 C137 C14 C15 C16 C31 C42 C198 C232 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C221 C222 C21 C22 C23 C24 C25 C26 C27 C28 C110 C112 C130 C136 C143 C135 C134 C149 C156 C166 C199 C200 C201 C202 C231 C216 C217 C219 C220 C223 C53 C54 C55 C56 C57 C58 C214 C168 C60 C131 C18 C50 C73 C114 C165 C195 C210 C224 OSC2 OSC1 LF1 LF2 LF4 LF5 LF8 LF9 LOCATION NO G Q Q O NN G Q GQ DA DA O 0 00 00 AN O 00000000000 QO NA O 000 R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R NETWORK R NETWORK R NETWORK C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP
30. ELECTRONICS Samsung Electronics Co Ltd September 2001 Printed in Korea VERSION NO 1 02 JC 0024A Download Service Manual And Resetter Printer at http printer1 blogspot com
31. G Q MAAN O QO CO Electrical Parts List DESCRIPTION PBA MAIN ENGINE_ 7300 DIODE SWITCHING DIODE SWITCHING DIODE SWITCHING DIODE SWITCHING DIODE SWITCHING DIODE SWITCHING DIODE RECTIFIER DIODE RECTIFIER DIODE RECTIFIER DIODE ZENER DIODE ZENER DIODE ZENER DIODE ZENER TR SMALL SIGNAL TR SMALL SIGNAL TR SMALL SIGNAL TR SMALL SIGNAL TR POWER TR POWER TR POWER PHOTO INTERRUPTER PHOTO INTERRUPTER PHOTO INTERRUPTER IC CMOS LOGIC IC CMOS LOGIC IC CMOS LOGIC IC CMOS LOGIC IC TTL IC MICROCOMPUTER IC MOTOR DRIVER IC EEPROM IC OP AMP IC VOLTAGE COMP IC POSI FIXED REG THERMISTOR NTC R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON S S S S 1N4148 100V 200MA DO 35 TP 1N4148 100V 200MA DO 35 TP 1N4148 100V 200MA DO 35 TP 1N4148 100V 200MA DO 35 TP 1N4148 100V 200MA DO 35 TP 1N4148 100V 200MA DO 35 TP 1N4003 200V 1A DO 41 TP ESJS58 06 6KV 2mA DO 201 SHV 04 4KV 20mA TP UZ5 6BCB 5 6V 5 46 5 7V 500mW 1N5274B 130V 5 500mW DO 35 TP UZ7 5BM 7 2 7 7 500mW DO 35 T 1N5281B 5 500MW DO 35 TP KSC1008 NPN 800mW TO 92 TP 120 KSC1008 NPN 800mW TO 92 TP 120 KSC1008 NPN 800mW TO 92 TP 120 KSA708 Y PNP 800mW TO 92 TP 12 KSB1151 Y PN
32. IPR SPRING HINGE PMO COVER TOP PMO STOPPER HINGE MEA RACK COVER OPEN SPRING CS SPRING HOOK LEVER2 LABEL P LSU CLEAN PMO COVER OPEN PMO BUTTON OPEN PMO HOOK OPEN PMO STACKER MEA UNIT COVER FRONT SCREW TAPTITE SPRING LCD LOCKER IPR INSULATOR PANEL PMO HOUSING PANEL U PMO HOUSING PANEL L PMO KEY SEESAW PMO WINDOW PANEL PMO KEY ONLINE PMO LCD LOCKER PBA SUB DISP PANEL PBA SUB DISP LCD PBA SUB DISP PNL amp LCD SPRING CS PMO COVER FRONT PMO BUTTON POWER MEA UNIT COVER LEFT Download Service Manual And Resetter Printer at http printer1 blogspot com All parts list ELA HOU BRKT MOTOR PMO COVER LEFT PMO AIRDUCT MEA UNIT RACK COVER REAR SCREW TAPTITE SPRING FEED RLL SPRING REAR GEAR DUPLEX ICT BRKT REAR COVER IPR SPRING UPPER DP PMO COVER REAR PMO BEARING LARGE DP PMO ROLLER UPPER DP PMO GUIDE INNER DP PMO IDLE PICK UP RCT ROLLER REAR DP MEA UNIT COVER TRAY PMO COVER TRAY PMO COVER COLOR PMO SUBTRAY FIRST PMO SUBTRAY SECOND MEA UNIT TRAY MP ICT SHEET SIDE GUIDE PMO SIDE GUIDE TRAY PMO TRAY MP ELA HOU DEVE UNIT E GREASE BEARING MOTOR STEP SCREW MACHINE SCREW MACHINE WASHER PLAIN WASHER PLAIN
33. Panel Circuit Diagram CON 10P LCD_8X2 CON 10 LCD_DRV_E CON20P bpSW2 1 Ly SU4 Lp SW3 0 SWE SWS Lj SW Ty SWS Siune ump bump C sunp Sun Engineer PS PS 4 LUPA P2 P1 euseo CHE HOG CURE CHK phoenix panel rev2 1 MFG ENGR CHK Ch d by Date Ch d T Ch 4 0 CHK REV Number Friday Februar 21 1997 1002 2 In a Lo 2 3 L 5 se 7 s s m j n 14 ss 11 20 Samsung Electronics Iprinter1 blogspot com Download Service Manual And Resetter Printer at http PTL Circuit Diagram Samsung Electronics SAMSUNG LLECIRONICS CO ALL RIGHTS RESERVED 5 SR3512 R LED1 SR3512 LED2 a gt SR3512 5 SR3512 LEDS Pa 5 sR3512 5 SR3512 K LEDT 2 SR3512 R LEDS SR3512 LEDS REVISION RECORD CHANGE PART 5 SR3512 K LED10 a 2 SR3512 SE LED N amp SR3512 LED12 gt SRI512 SK LED13 N 5 SR3512 K LED14 9 SR3512 SR3512 2SR3512 7 SR3512 amp LED15 LEDIG lt LEDIT SR 1 018 x X X ED owe co Date 1 Tuesday July ree ELECTRONICS NG Changed by Fere eo Por
34. ab B e C92 C76 ap 0 6 o g O k o o 014 a o o o Ng N N N 8 6 3 N 5 gt ps S o T on 5 E aB NG c71 H52 i a R33 5 nong 5 Bs 3 FR go R25 Jf B fa 99000 se o 3 5 B 4 zi J248 66 RI ap Te 3 en E x 2 5 ims J514 5 wi Ja lt 6 NI 2513 FB LT C10B 6 60 bis s4 SI PEE 3 B ts ce LE 2 D C97 o a ale 8 e 845 c qp rmt Nje A RIS sal 15 Ts c S5 E ag 2212 af Baa Mr E 5 l ou o apo co zw 19 Sap Us R8 B ce FB7 RLS 82 uM E RI54 99 Sg RI55 R50 So 8 8 lt gt s RIGS D o 3 x 5 9 B ae 24 a 35 027 LE 3 S S m ac z gal 25 A DB MO 5 Sr 8195 ri SE Kr 022 QB Ri m 2 n ls sapo 455 gp m 8 3 8 017 RIOT o gt J56 R21 mr 3 p 15 c39 gt R176 Ww R170 72 026 422 m S 45 GB B HO 336 C14 5 1515 Diod cM BIT 4b c4o R4 gt lala B z Lou a ERA 45 o 45 9 Pai ap guo N RIG C110 kj 4107 Yu C6 J511 io o 8 gt I30 S74 A PAS db S Ae 2 cp 5 R73 m a R25 Js 5 4 c a R74 09 p c5 ye S x a R26 C106 2 SE lt R76 W R52 NG a i
35. 1 0 05 1 IC CMOS LOGIC 74ACT138 DEMUX SOP 16P 150MIL U1 U2 2 IC FLASH MEMORY 29F800 512Kx16BIT SOP 44P 512M R1 R3 R8 R11 4 R CHIP OOHM 596 1 10W DA TP 2012 R4 1 R CHIP 1000HM 5 1 10W DA TP 2012 R7 R12 R13 3 R CHIP 10KOHM 5 1 10W DA TP 2012 R6 1 R CHIP 330HM 5 1 10W DA TP 2012 3 1 7 4 PTL PBA SEC CODE 0601 001244 0601 001244 JC39 40531A JC94 00981A 2001 000937 JC41 10519A DESCRIPTION PBA SUB PTL LED ROUND RED 3mm 690nm LED ROUND RED 3mm 690nm CBF HARNESS PTL ML 165 UL1061 170mm RED WHT PRA AUTO PTL ML 165 217 7X9mm R CARBON 68ohm 596 1 8W AA TP 1 8x3 2mm PCB PTL ML 165 FR 1 1L T1 6mm 217 7X9m LOCATION NO LD1 LD10 LD11 LD18 CN1 R1 R2 PCB 7 5 CASSETTE PBA SEC CODE 3711 003205 JC94 00986A 3404 000116 JC41 10517A DESCRIPTION PBA SUB CASSETTE CONNECTOR HEADER BOX 4P 1R 2 0mm STRAIGHT SN PRA AUTO CASSETTE ML 165 35 51x52 3mm SWITCH TACT 12V 50mA 160gf 6X6X3 6mm SPST PCB CASSETTE ML 165 FR 4 2L 1 6mm 35 51 52 LOCATION NO CN1 SW1 SW2 SW3 PCB 7 6 POSTSCRIPT PBA SEC CODE 0801 001075 1107 001121 2007 000029 2007 000290 2007 000300 2007 000781 2203 000206 JC41 00048A 7 8 DESCRIPTION PBA ETC POSTSCRIPT IC CMOS LOGIC 74ACT138 DEMUX SOP 16P 150MIL IC FLASH MEMORY 29F 800 1Mx8 512Kx1 6Bit TSOP 48P 787MIL 70
36. 16MB Option SIMM module 8 16 32 64MB standard EDO RAM eEEPROM 512byte ePCL6 win 3 1 95 98 200 win NT 4 0 Emulation ePostscript Lever3 win 95 98 PPD win NT4 0 PPD Mac PPD ePCL5e Linux Parallel IEEE1284 Serial RS232C Interface eLocal Talk eIrDA Infra Red Adaptor connector Network Interface 100 Base T Auto select Ethernet Interface switching Interface time out Font 045 Font 1 Bitmap Font ePostscript 3 internal font 136 Compatibility eDos Win 3 1 9 5 9 8 2000 WinNT4 0 Linux iMac 3 3 Electrical 3 3 Electrical Specification PE T P EE Ep BE arama tt Power 340W Avg or less Consumption Sleep mode 30W Avg or less 3 2 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information 3 4 Environmental Condition e 10 30 C 50 86 F 0 40 C 32 104 F 3 5 Image Cartridge Developer ml bom tm CAC r Samsung Electronics 3 3 Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information 3 6 Paper Handling Specifications elnput Paper Size Paper Type 1st Cassette 2nd Cassette MP tray p oe y 210 X297 mm 184 X 26 725 X105 76 X 250 182 X257 148 485X210 A6 105 X1485 Com 10 Envelope 105X24 415X93 Monarch 98 X191 387 X73 Envelope 114X 160049 X 638 eFeed capacity Mem _
37. 2 PMO BUSH K UP 2 X 3 PMO CAP PLATE K UP 1 X 4 PMO COVER GUIDE EXT 1 X 5 PMO FRAME CASSETTE 1 X 6 PMO GUIDE EXT CST 1 X 7 PMO GUIDE PAPER 1 X 8 PMO GUIDE PAPER SIZE 1 X 9 PMO GUIDE SIDE CST 1 X 10 PMO LEVER PAPER 1 X 11 PMO LINK LEVER 1 X 12 PMO ROLLER FD R 1 X 13 PMO SIDE GUIDE EXT 1 X 14 PMO SUB GUIDE CAST 1 X 15 PMO WINDOW PAPER 1 X 16 IPR FINGER 1 X 17 IPR GUIDE EXT LOCK 1 X 18 IPR GUIDE PAPER SCF 1 X 19 IPR GUIDE PLT PAPER 2 X 20 IPR PLATE KNOCK UP 1 X 21 IPR PLATE SPR LOCK 1 X 22 IPR PLATE SUB K UP 1 X 23 IPR SPR PLATE G SIDE 1 X 24 SPRING LEVER 1 X 25 SPRING PLATE K UP 1 X 26 SPRING SUB PLATE 2 X 27 RPR PAD CST 1 X 28 ICT SHAFT SPR K UP 1 X 29 LABEL R INSTRUCTION 1 X 30 SPRING LOCKER PLATE 1 X 31 PMO LOCKER PLATE 1 X 32 RING E 1 X S1 SCREW MACHINE S2 SCREW TAPTITE X 53 SCREW TAPTITE X Samsung Electronics 6 13 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 5 MP Tray Ass y 6 14 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List MP Tray Ass y Parts List 0 ELA HOU MP TRAY JC96 010556 O 1 PMO FRAME MP 2 BEARING PICK UP 2 3 PHOTO INTERRUPTER 1 4 IPR BKT SOLENOID MP 1 5 SOLENOID MP 1 7 SPRING C O COM 1 6 PMO LIMIT SOLENOID 1 8 CBF HARNESS MP 1 9 PMO HOUSING P UP MP 1 10 RPR RUBBER P UP MP 1 O 11 ICT SHAFT PICK UP MP
38. 3 ADRAMRAST3 DS EAS br eT ng poe DRAMDC22 D 7 DR A 23141 MEI DRAMD 23 9 D at CAG 3018 posta DRAMDC25 C199 C20 BA DRAGI 32 M9 001924 DRAMDC27 33oF 33oF Do a2 001227 EAMDCZED bo 007348 DEAMDC3D NC ba Hci 0015 DRAMDC31 5 NG IRINGZ NG 15 63 NG a VCC2 Lo NG ENGE veces NG INC VCCA ence E C85 C88 C95 C98 14 eg C132LC144 C151 C164 Ha gs CASI 100nff 100nf 100nf100nF CAS3 100nf 106nf1160nF ERO Bas 1 2000 8 29 DR_WR DR_WR ERA vSS4 09 Oj E KM416C41048S 5 KM416C4104B5 5 T4 R116 R172 c 33 33 A H E D ML 7300 E SH KIM N SH KIM BOARD 177 K VER 0 6 I 5 3 7 5 5 REF NO SEC 5 Samsung Electronics 11 5 printer1 blogspot com Download Service Manual And Resetter Printer at http Schematic Diagrams Main Circuit Diagram 6 12
39. 4 JR7 R77 e R60 8 RISS W Rigs a 337 A 648 R6 575 qp kka 1196 J175 2 2 R96 R103 W S J138 J139 BEE 6 Download Service Manual And Resetter Printer at http printer1 blogspot com PCB Diagrams 9 2 Cassette Sensor Board REVA 10517A ML 000 CASS JC4 O 9 2 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 9 3 Video Controller Board S10 115 01 JC41 00044A L S D REV 0 6 TMK PCB Diagrams 04 U5 S 8 5 35 o 3 STE E 5 SE o one P i SERO o S ozz z AM29F800B 70EC e Se iH AMES EDS OEC 5522 EFT 9 LOW HIGH 1 o onu m gt 8 8 E 5 s s 8 ki ki a 3 Aw LF1 C17 v c2 UV r7 R192 5 C200 193 lt e C201 R194 N C202 R
40. 8 1 IPR BRKT PAPER SIZE 1 X 8 2 IPR PUSH PLT SPRING 1 X 8 3 PBA SUB CASSETTE 1 X 9 CBF HARNESS CASSETTE JC39 40524A 1 O 10 IPR GND BAR BOTTOM 1 X 11 MEA UNIT GUIDE T R 7300 JC97 01033B 1 O 11 PMO GUIDE TRANSFER 1 X 11 PMO HOLDER SAW 1 X 11 IPR PLATE SAW 1 X 11 PPR INSULATOR G TR 1 X 11 CABLE CLAMP 1 X 12 IPR BAR CROSS BOTTOM JC70 10958A 2 O 13 CBF HARNESS JOINT ENGINE JC39 00119A 1 O 14 CBF HARNESS LSU 18P JC39 00011A 1 O 15 CBF HARNESS VIDEO JC39 40530A 1 O 16 FOOT RUBBER 2 X 17 IPR GROUND FUSER R 1 X 18 IPR PLATE CST GUIDE 1 X 19 ELA HOU SOCKET CON JC96 01071A 1 O 20 CBF HARNESS SCF1 JC39 40527A 1 O 21 MEA RACK TERMINAL HV JC97 01035A 3 O SPRING CS 1 X ICT TERMINAL HV 1 X 22 PMO FRAME BASE 1 X 23 PMO CAP ACT FEED 1 X 24 PMO ACTUATOR FEED JC72 40984A 1 O 25 PMO HOLDER G PAPER 1 X 26 IPR GUIDE P FRONT JC70 10964A 1 O 27 GEAR P UP DRIVE d 2 X 28 IPR GROUND BRKT GEAR 1 X 29 IPR GROUND OPC 1 X 30 FAN DC 3103 001047 1 O 31 SCREW TAPTITE 2 X 32 CBF HARNESS SMPS JC39 40532A 1 O 33 UNIT LSU JC59 00005A 1 O 34 CBF HARNESS CASSETTE JC39 40524A 1 O 35 IPR FRAME ICU 1 X 36 PMO CAP WIRE 1 X 37 CBF HARNESS MP GND JC39 40538A 2 O A indicate part is for electrical safety components Samsung Electronics 6 9 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Frame Ass y Parts List Location NO 6 10 PMO REAR CST ALIGN IPR TERMINAL T
41. 9 l ATACI B7 V_BUS R241 8 11 i 21 a 5 M E Er 19 10 I 1 6 GND c42 _Ic41 lt BI 2000 8 29 11 100nF nr 100 009 D 74ACT245 E 12 T4ACT32SCX TAS F p 7300 R E P SH KIM G SH KIM G SHLEE SPCP BOARD K VER 0 6 3 5 2 REF NO SEC 6 11 6 Samsung Electronics Iprinter1 blogspot com Download Service Manual And Resetter Printer at http Main Circuit Diagram 7 12 Schematic Diagrams 1 3 E A R35 Z TK 5v2 A R34 gk 2 C18 TUN Ur eV Xy nSTROBE lt R25 CR lt R21 SRDS RIGS RIB inf NIN IN IN SIE 2k Kk Sk PD 0 7 177 B 4 i i ce7 26 ces ce4 c23 c22 cei eeocFlezocFeeooRz20oRzebor z26oH220oHe20oF xil 8 9 ho ag CT ICS s GND 16 g GND 52 77 C Eo SEN 5V 18 19 SG ug a 1071SCX g Za R49 2R5O lt 5 lt R52 lt 2
42. DATA 0 31 Regulator 3 3V CPU POWER PC MPE603E 100MHz Attenuator ADDR 2 11 45 DATA 24 31 IOCSO nRD nWR 3 Video Data NLSYNC VCLK t nWAIT NWR m INT OSC CLOCK 50MHz OSC CLOCK 78 45496MHz nRD nWR IOCSO ADDR 2 18 EIRQ 0 3 nlOCS 0 5 PA 74F14 BUSY SELECT ERROR FAULT SELIN 5 STROBE AUTOFD 14 KPD 0 7 INI 8 DATA 16 31 DATA 0 15 nWAIT nRD nWR BRDIN IOCS1 82 DATA 24 31 Centronics Connector Engine I F Connector IOCS3 EIRQ1 PANEL 20Pin ADDR4 5 15 nRD nWR USB RST V BUS Serial Engine Controller B d LCD Display Panel Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 08 Bloack Diagrams MEMO 8 4 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 7 Electrical Parts Lists 7 1 Main Engine PBA SEC CODE LOCATION NO Q ty JC92 01211A 0401 000005 0401 000005 0401 000005 0401 000005 0401 000005 0401 000005 0402 000129 0402 000468 0402 001193 0403 000356 0403 000475 0403 000554 0403 001104 0501 000010 0501 000010 0501 000010 0501 000294 0502 000245 0502 001048 0502 001124 0604 001033 0604 001093 0604 001106 0801 000019 0801 000528 0801 000722 0801 001262 0803 000679 0903 00021
43. Hook 4 2 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly The left hand should slide the Cover Right to the backward Samsung Electronics 4 3 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 3 2 Cover Left 4 4 BA UM Wo AA NT n NR A S d 2 Remove screw and open the Cover Rear Please see the hook of the Cover Left Pull the Hook and release it from the frame Screw Hook Slide the Cover Left to the backward with pulling the hook out The Cover Left can be easily removed Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 4 3 3 Cover Front Please see the MP tray disassembly 4 9 4 3 4 Cover Main Cover Open Samsung Electronics Disassembly Open the Cover Open Remove two screws Cover Top Screw See the hooks Push the hooks up and pull them upward With holding Cover Main remove the panel wire 45 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 3 5 Cover Rear Ground ICU Open the Cover Rear Detach the stripe by pushing the stripe There is a hook holding the stripe i o om Cover Rear After detaching the stripe from the Cover
44. S n qu oec c qoo j ee Schematic Diagrams 11 13 Download Service Manual And Resetter Printer at http printer1 blogspot com Schematic Diagrams Engine Circuit Diagram 2 6 11 14 LTD SAMSUNG ELECTRONICS CO ALL RIGHTS RESERVED GA2 ADCO 72 Al A2 A3 A4 A5 A6 AT 8 CO oo ID In Ww PO TONER 684 MP PAPER 684 STS SCF 6845 SCF READY 684 DPX_FEEDI 387 gg REAL LOCATION BEAD 88 JUMPER FACE UP GED _ COVER_OPENEDS Rigg DGND 220 12 G GND DIR GD 74HC245 U10 1 SN74HC10N UT m c Al A2 A3 A4 A5 AS AIN Co In 00 AT A8 KO 00 Im PO 6 DIR GND GD74HC245 CAST_SENS2 266 CAST_SENS1 256 CAST_SENS3 256 PEMPTY GED EXIT FEED GED DCU DATA 853 PRINT 603 U10 2 SN74HC10 L C55 100pF 50V MLC 187 CLUTCH 1B7 D_CLUTCH ED NO REVISION RECORD CHANGE PART RECORD 1N4003T R CN3 1 2421P02V000 CN4 2011 Pbavooo 4 ZEN Eo DATE t Mond Jen SAMSUNG ELECTRONICS Changed by Jongkwon
45. U18 PHY Chip U165 Check the Network Board 1 ROM installing 2 Soldering status CPU s input voltage 5V Check the filter BD1 Check the connector J1 s pin no 39 Check the U22 s pin no 123 Check the U22 s pin 75 W Reset signal Nomally High during operation CPU s pin No 82 Reset input level High U19 pin no 12 Check the U22 s pin no 75 and U165 pin no 22 s IB Reset signal Reset input level High Nomally High during operation CPU pin no 80 s input Clock 33MHz No Check the Y1 R104 and R113 U22 pin no 63 s input clock 33MHz 7 Check the TMODE pin 63 64 input level Low Check the EXTMREQ pin no 108 input level Low If you can t repair the board Check the CPU pin no 77 and R102 Check the soldering status Replace the board 10 6 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information Network Error Check the Network Board Soldering status U165 s input voltage 45V 7 Check the filter L1 L2 Check the connector J1 s pin no 39 Check the U22 s pin no 123 Check the U22 s pin no 75 W Reset signal Nomally High during operation U165 pin no 82 s Reset input level High U165 pin no 53 s input Clock 25MHz Check the R79 R80 R112 and CN5 Check the LED1 and R106 If you can t repair the boa
46. nF o 43 IBEPWIN o CELL EO HALFCLK Schematic Diagrams printer1 blogspot com 6 3 i 177 o BYCNTATCLK Sg CNTATCLK e JCNTATCLK0O o amp c87 0 24 CBS p5 0 59 LCOUT b e amp CLK0UT e NT0UT RST SS RESET H 0SC OSCIN HYPER_5V SECHYPEALP S HYPERCHIP STS104B i 1 VY 3 4 2 4 gt F8 2000 8 29 E 777 7300 SPGP BOARD VER 0 6 11 Samsung Electronics 11 11 Download Service Manual And Resetter Printer at http Schematic Diagrams Main Circuit Diagram 12 12 LTD SAMSUNG ELECTRONICS CO ALL RIGHTS RESERVED o 3 4 5 6 7 LF15 STS104B vec a SH gt 0560 En TAFISTA 22 0501 13 g vec Tee 965 Zon 7i VCC OUT HVCL Ke HA N 777 Len C116 5 OB pL Pa ke 100nF C GND 22pF k cen S A gt 3 6 15 de Tag 177 0C 2 Te se 035 1 7 C ceci tub TAACT32SCX LF20 0D Ze Bo 9 1 3 D CND VIE 1 2 B 7 5 U35 2 IPIE 17 T4ACT32SCX Wea ES 11 12 U35 4 T4ACT32SCX vec unused U31 4 14 132D 91048 13 31 2 11 TAF 132D 1 L3 L4 CN6 1 157A 2 pina
47. 04 Dev SHIFT DOWN Decrement DCU code No 02 THV Negative 04 ENTER DEV SUPPLY ON Lighten ON LED SHIFT STOP DEV SUPPLY ON Lighten OFF LED UP Increment DCU Code No 05 LSU SHIFT DOWN Decrement DCU code No 03 THV 05 ENTER LSU Motor On Lighten 3rd LED UP LSU Ready and LD On Lighten 1 2nd LED SHIFT STOP LSU Motor OFF UP Increment DCU Code No 06 Pickup Clutch SHIFT DOWN Decrement DCU code No 04 Dev Samsung Electronics 2 5 Download Service Manual And Resetter Printer at http printer1 blogspot com Reference Code Key Operation LED Display 06 ENTER Pickup Clutch ON Lighten ON LED SHIFT STOP Pickup Clutch OFF Lighten OFF LED UP Increment DCU Code No 07 Sensor TEST SHIFT DOWN Decrement DCU code No 06 Pickup Clutch 07 No Action Paper Empty Sensor ON OFF 1st LED ON OFF No Action Duplex 1 Sensor ON OFF 2nd LED ON OFF No Action Duplex 2 Sensor ON OFF 3rd LED ON OFF UP Increment DCU Code No 08 Sensor TEST SHIFT DOWN Decrement DCU Code No 06 Pickup Clutch 08 No Action Multi Purpose Sensor ON OFF 1st LED ON OFF No Action Exit Sensor ON OFF 2nd LED ON OFF No Action Feed Sensor ON OFF 3rd LED ON OFF UP Increment DCU Code No 09 Sensor TEST SHIFT DOWN Decrement DCU Code No 07 Sensor TEST 09 No Action Cover Open Senso
48. 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 1800HM 596 1 10W DA TP 2 R CHIP 1KOHM 576 1 10W DA TP 20 R CHIP 1KOHM 5 1 10W DA TP 20 R CHIP 1KOHM 5 1 10W DA TP 20 R CHIP 1KOHM 5 1 10W DA TP 20 R CHIP 1KOHM 5 1 10W DA TP 20 R CHIP 1KOHM 5 1 10W DA TP 20 R CHIP 2 4KOHM 5 1 10W DA TP R CHIP 3300HM 5 1 10W DA TP 2 R CHIP 3300HM 5 1 10W DA TP 2 R CHIP 3300HM 5 1 10W DA TP 2 R CHIP 3300HM 5 1 10W DA TP 2 R CHIP 3300HM 5 1 10W DA TP 2 R CHIP 330HM 5 1 10W DA TP 20 R CHIP 330HM 5 1 10W DA TP 20 R CHIP 330HM 5 1 10W DA TP 20 R CHIP 330HM 5 1 10W DA TP 20 R CHIP 49 90HM 1 1 10W DA TP R CHIP 49 90HM 1 1 10W DA TP R CHIP 6 8KOHM 1 1 10W DA TP R CHIP 6200HM 5 1 10W DA TP 2 R CHIP 6200HM 5 1 10W DA TP 2 R CHIP 680HM 5 1 10W DA TP 20 R CHIP 680HM 5 6 1 10W DA TP 20 7 10 Samsung Electronics Download Service Manual And Resetter Printer at http print
49. 1107 001121 1203 000496 1203 001026 2007 000029 2007 000029 2007 000290 2007 000290 2007 000290 2007 000290 2007 000290 2007 000290 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000300 2007 000308 2007 000308 2007 000308 2007 000312 2007 000449 2007 000468 2007 000468 2007 000468 2007 000493 2007 000781 2007 000781 2007 000781 LOCATION NO Q ty U6 U7 U35 U34 U38 U39 U31 U32 U8 U21 U4 U11 U9 U10 U12 U1 U18 U24 N N N N N U3 U13 U36 U16 U17 R130 R147 R14 R31 R156 R157 R201 R242 R132 R142 R143 R144 R153 R154 R155 R159 R161 R162 R163 R178 R179 R180 R181 R17 R59 R77 R86 R95 R187 R221 R222 R224 R225 R226 R15 R27 R32 R1 R4 R5 R6 R7 R8 R100 R101 R106 R108 R109 R110 R111 R118 R120 R122 R123 R124 R125 R127 R128 R133 R136 R139 R140 R149 R150 R151 R158 R166 R167 R168 R169 R170 R176 R200 R2 R13 R16 R28 R33 R210 R213 R214 R215 R216 R217 R218 R219 R227 R228 R229 R230 R241 R46 R58 R60 R64 R67 R68 R69 R70 R71 R72 R73 R74 R80 R81 R82 R83 R85 R89 R90 R91 R9 R10 R11 R36 R45 R92 R93 R94 R98 R99 R131 R174 R175 R184 R185 R188 R189 R190 R191 R196 R197 R198 R19
50. 187 249921 45V 24VS2 M7406N ESEL A U5 HSYNC 103 603 LSU 668 017 103 ZATSSND LREADY 104 PMOTOR ES MT M i CLR ON VDO 103 VCC 2 386646MHZ PI EERE 01 GND 0145 COVER_OPEN 285 DGNDAGND DGND DGND 24153 FAN u A7818CT FUSERON 3B8 SLEEP 108 10 OU GND 2 Changed by Jongkwon CD74HC 4060F Fe Tos 3 Toe Jan scm 24152 24153 94 LO AN pS 3 2 0506 2 nae 4 KSC1008 Y 4 KSC1008 Y 777 SAMSUNG ELECTRONICS Samsung Electronics printer1 blogspot com Download Service Manual And Resetter Printer at http Cassette Circuit Diagram ELECIRONLCS CO LID ALL RIGHTS RESERVED SAMSUNG Samsung Electronics CN1 1 2011P04V000 JTP TACTSW 2 JTP TACTSW I E E ITP TACTSW lo No v DGND REVISION RECORD CHANGE PART Changed by Skchoi Es ez rena mne F gt Schematic Diagrams 11 19 Download Service Manual And Resetter Printer at http printer1 blogspot com Schematic Diagrams
51. 23 um Schematic Diagrams 11 21 printer1 blogspot com Download Service Manual And Resetter Printer at http Schematic Diagrams SCF Circuit Diagram 11 22 LID SAMSUNG ELECIRONLCS CO ALL RIGHTS RESERVED U2 CD74HCT574E 19 08 DO 18 01 02 01 02 03 03 04 05 04 05 06 06 07 07 OO Im In JW oO GD x ug U5 KS88C43 16 P2 P2 sp2 P2 P2 P2 P2 P2 EA P5 PS PS P5 PS P5 P5 PS NOM KRW N C TA 6_A 5_A 4A S A 2 OLA RESET C m tw U oon REVISION RECORD CHANGE PART CN2 1 5045 04A 1 8 4 U3 DN2916BR vee OUT 00724 1 SENSE 2 SENGE 00 28 CNO CND2f C pier t 102 182 REF 1 PHAGE Ret NREF2 vec RC2 5V E D2 1N4148 A ENS 1 2011P04V000 D5 107 IN4148
52. 6 1 8W AA TP 1 8X3 2MM 4 7KOHM 5 1 8W AA TP 1 8X3 2MM C CERAMIC DISC 330pF 10 500V Y5P TP 6x4 5 ML 165 FR 1 1L T1 6mm 44 34 5m IPR ELECTRODE_PCB ML 6000 05201P 1 2H T0 2 7 9 Download Service Manual And Resetter Printer at http printer1 blogspot com Electrical Parts List 7 10 NETWORK CARD PBA 100BASE SEC CODE JC92 01119A 0601 000105 0601 000105 2804 001056 2804 001311 3301 000344 3702 001102 3711 003205 3722 001319 JC94 00076A 0801 001072 0903 001118 1103 001061 1105 001252 1106 001275 1106 001275 1107 001046 1205 001675 2007 000026 2007 000026 2007 000026 2007 000026 2007 000029 2007 000029 2007 000029 2007 000029 2007 000029 2007 000238 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000297 2007 000449 2007 000468 2007 000468 2007 000468 2007 000468 2007 000468 2007 000468 2007 000511 2007 000766 2007 000766 2007 000766 2007 000766 2007 000766 2007 000781 2007 000781 2007 000781 2007 000781 2007 000953 2007 000953 2007 001067 2007 001092 2007 001092 2007 001133 2007 001133 LOCATION NO LED2 LED1 Y1 Y2 BD2 J1 CN6 CN5 U20 U26 U15 U18 U24 U25 U19 U165 R68 R71 R70 R69 R98 R73 R97 R30 R72 R148 R127 R147 R94 R126 R96 R120 R95 R124 R150 R119 R128 R121 R118 R129 R92 R105 R8
53. 77 T t R153 100 DATA 24 yee ATAC25 DATA 26 ATAC T JTF 8 oa NER nw ATAGD 2 R187 100 Kew RD T Ar T EE EIRO1 ADDR 4 25 ADDR 5 sie 2 USB_RST ADDRCIS i o V BUS l ci86 C170 100pF 100pF yee B RB3O S13NN f D LLL E 2000 8 29 E C A H E D 7300 R E n SH KIM G SH KIM G SHLEE BOARD K VER 9 6 5 6 REF NO SEC g Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Schematic Diagrams Main Circuit Diagram 10 12 11 10 LTD SAMSUNG ELECTRONICS CO ALL RIGHTS RESERVED 2 4 5 6 1 vcc VCC A ADDR 2 18 DATA 16 31 CN2 31 FX2MBA 60P 1 27DSAL RE3 33 DATAGIB vec ADDR 13 Sum RIS 33 DATACIT 1 10681 ADDR 12 R65 33 R76 33 R64 C R85 1 E DATACI ATAC3D ADDR 11 C81 100pF 29 R78 33 ADDR 6 l ADDRCI ATA 28 R79 33 i Do RST 777 ATA 27 R87 33 ADDR 9 ATA 26 R88 33 i CS WAIT vec eee ADDRC8 ZI ATAC25 R96 33 25 R210 ATAC24 R97 33 ADDRCT 10K Z 5 C EIRO2 lt T 1
54. 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER 7 3 Download Service Manual And Resetter Printer at http printer1 blogspot com Electrical Parts List Main Engine PBA SEC CODE JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC39 40511A JC41 00043A JC70 10909A JC96 01379A JC96 01944A 0502 001124 6003 000119 JC62 30001A JC96 01945A 0502 001124 6003 000269 JF62 30201A JF68 30527N 7 4 J126 J127 J128 J129 J130 J131 J132 J133 J134 J135 J136 J137 J138 J139 J140 J141 J142 J143 J144 J145 J146 J147 J148 J149 J150 J15 J16 J18 J19 J20 J151 J152 J153 J154 J155 J159 J160 J161 J162 J163 J164 J165 J166 J167 J169 J170 J171 J172 J173 J175 J178 J181 J182 J184 J186 J187 J188 J189 J192 J193 J194 J195 J196 J198 J199 J200 J201 J202 J204 J205 J207
55. Bik SEK SEK 35k 55 1 lt o PACK N R37 BUSY i PERROR 4 R SELECT nAUTOFD i 51 ez less c54 Tor D 100pF 100pF 470pF 4700F gt D LIL R44 x x nSELECTIN I BEN css c57 056 4700F 14700F 476 t 2000 8 29 E ML 7300 SPGP BOARD VER 0 6 1 3 1 Samsung Electronics Iprinter1 blogspot com Download Service Manual And Resetter Printer at http Schematic Diagrams Main Circuit Diagram 8 12 LTD SAMSUNG ELECTRONICS CO ALL RIGHTS RESERVED 2 3 4 5 6 1 A B C nCMSG nLSYNC nF SYNC RDY EVIDEO CCLK NPRINT nEMSG EVDI nEBSY C216 C218 C217 C214 C219 C215 C221 C220 C222 C223 T Ib DF11 28DP 2DSA 470pF 10004700F 47008 4700947008 InF 470oF Inf 470pF D E 2000 8 29 A d ML 7300 B 6 SH KIM G SH KIM G SHLEE SPCP BOARD K VER 0 6 2 3 4 5 5 REF NO SEC 8 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Main Circuit Diagram 9 12 Schematic Diagrams 5 6 1 DATA 24 31 C163 LL 180nF4
56. Drum amp roller 2 Heat roller scar or particle 2 Cleaning heat roller 3 Develope roller scar or particle 3 Clean the develope roller Partial Black Image If not improved periodic replace image cartridge 4 Charge roller scar or particle 4 Clean the charge roller If not improved replace image cartridge Partial White Image 1 OPC Drum scar or particle 1 Clean OPC Drum not periodic 2 Check the cartridge life 2 Replace image cartridge Samsung Electronics 5 1 Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting Error status Check Solution 1 Check HVPS voltage 1 Refer to HVPS output spec Replace the engine board 2 Check the GND OPC contact 2 Fix contact points to fit well Contact among GND OPC contact points Image cartridge GND terminal on frame GND terminal on the No image all white engine board Confirm the voltage between GND OPC and GND Frame 130V approx 3 Check LSU operation 3 Replace the LSU Refer to DCU control 05 Refer to 4 8 4 Compare new video board 4 Replace the video board with present one 5 Toner empty 5 Replace the image cartridge 1 Check the charger voltage 1 Refer to HVPS output spec All Black Image 2 Check the terminal contact Replace the engine board 3 Compare new video board with 2 Replace terminal present one 3 Replace video board 5 2 Samsung Electronics
57. F Board Connector Pin Assignment 5 11 5 5 Troubleshooting of Video Controller 5 12 5 5 1 Troubleshooting Flow Chart 5 12 Power Error 5 13 System Error 5 14 Engine Error 5 15 Self Test Error 5 15 Parallel Interface Error 5 16 Printing Error 5 16 5 5 2 Troubleshooting Table of Video Controller Board 5 16 6 Exploded Views 6 1 Main Ass y 6 2 amp Parts List 6 2 Cover Ass y 6 4 6 3 Frame Ass y 6 8 6 4 Cassette Ass y 6 12 6 5 MP Tray Ass y 6 14 6 6 Pick Up Ass y 6 16 6 7 Fuser Ass y 6 18 6 8 Shield Ass y 6 20 6 9 Bracket Duplex Ass y 6 22 6 10 Bracket Motor Ass y 6 24 6 11 Frame SCF Ass y 6 26 6 12 Cassette SCF Ass y 6 29 7 Electrical 7 1 Main Engine PBA 7 1 Parts Lists 7 2 Main Controller PBA 7 5 7 3 FLASH MEMORY PBA 7 8 7 4 PTL PBA 7 8 7 5 CASSETTE PBA 7 8 7 6 POSTSCRIPT PBA 7 8 7 7 DISP PANEL PBA 7 9 7 8 DISP LCD PBA 7 9 7 9 TONER PBA 7 9 7 10 NETWORK CARD PBA 100BASE 7 10 8 Bloack Diagrams 8 1 WIRING DIAGRAM 8 1 8 2 Engine Controller Block Diagram 8 2 8 3 Video Controller Block Diagram 8 3 ii Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 9 PCB Diagrams 9 1 Engine Control 4 Joint Board 9 1 9 2 Cassette Sensor Board 9 2 9 3 Video Controller Board 9 3 9 4 Panel LCD Boa
58. FILTER EMI SMD 25V 2A 100000pF 2x1 25x1mm TP CORE FERRITE BEAD AB 2x1 25x0 9mm CORE FERRITE BEAD AB 2x1 25x0 9mm CORE FERRITE BEAD AB 2x1 25x0 9mm CONNECTOR RIBBON 36P FEMALE ANGLE AU CONNECTOR RIBBON 60P MALE STRAIGHT AUF CONNECTOR RIBBON 30P FEMALE STRAIGHT AU CONNECTOR CARD EDGE 72P 1 27mm STRAIGHT SN CONNECTOR HEADER 20P 2R 2mm STRAIGHT SN CONNECTOR HEADER BOX 28P 2R 2mm STRAIGHT SN FREQ ATTENUATOR 5 80MHz 15dB 0 03W IC MICRO COMPUTER CPU ML 6100 IBM25EMPPC603EPG 100 CQFP 240P 32X32MM IC MASK ROM HIGH ML 165 KM23C8105DG SOP 44P 600 IC MASK ROM PCL6 LOW ml 165 KM23C8105DG SOP 44P 600 IC ASIC SPGP1 ML 7000 SPGP1 QFP 240P 34 6X4 15BSC IC ASIC HYPER ML 7000 SOP 9801A PQFP 100P 20X14MM PCB CONTROLLER ML 7300 FR 4 4L 1 6T 180x210mm LABEL R BAR CODE SF500 PY 20X10 T0 1 WHT 7 7 Download Service Manual And Resetter Printer at http printer1 blogspot com Electrical Parts List 7 3 FLASH MEMORY PBA LOCATION NO SEC CODE JC94 01052A 0202 000108 0801 001075 1107 001077 2007 000029 2007 000290 2007 000300 2007 000781 2203 000192 JC41 10514A DESCRIPTION PBA MAIN FLASH MEMORY PRAAUTO SMD ML 7000XA SEC KOREA POST SCRIPT SIMM SOLDER CREAM RMA 010 T 322 S63 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 PCB FLASH SIMM ML 165 FR 4 4L 1 6T 102 87 35 C1 C2 C5 PCB FLASH SIMM
59. IPR PLATE CST GUIDE IPR SHIFI D ICU IPR GROUND BRKT GEAR IPR GROUND FUSER IPR GROUND OPC IPR TERMINAL T R HPR BRKT DUST IPR COVER PCB IPR GROUND DU BRKT IPR GROUND EXIT ROLL HPR BAR CROSS BOTTOM IPR GUIDE P FRONT IPR GND SHIELD SMPS IPR GROUND MP CON IPR GND BAR BOTTOM IPR GROUND FUSER IPR PLATE GRIP CST ICT SPACER FRAME PMO ACTATOR REAR DP PMO FRAME BASE PMO ACTUATOR FEED PMO CAP WIRE PMO CAP ACT FEED PMO CAP WIRE CST PMO CAP TERMINAL TR PMO HINGE GUIDE R PMO STRIPE PMO GUIDE EXIT FD PMO HOLDER G PAPER PMO CLEANER LSU PMO CAP WIRE LSU PMO LEVER STACKING PMO LEVER SEESAW PMO LEVER STACKING 2 PMO REAR CST ALIGN RCT ROLLER EXIT FD MEC BEARING EXIT MEC BRUSH ELA HOU SOCKET CON SPRING TONER SENSOR PMO HOLDER LOWER PMO HOLDER UPPER MEA RACK ROLLER TR RING E GEAR TRANSFER MEC ROLLER TRANSFER CABLE CLAMP ELA HOU COVER MAIN SMPS SPRING LINK WIRE HEAT SINK SMPS IPR SHIELD SMPS PMO CAP POWER PMO CAP WIRE SUPPORT Samsung Electronics PMO COVER RIGHT PMO COVER EXIT PMO LINK TRAY ELA HOU COVER HOUSING SCREW TAPTITE ELA HOU COVER TOP ELA UNIT PNL amp LCD SCREW TAPTITE SCREW TAPTITE
60. JC39 40511A C70 C105 C108 C48 C73 C74 C78 C93 C7 C36 C37 C39 C42 C94 C101 C102 C103 C53 C100 C10 C11 C21 C31 C32 C35 C38 C41 C43 C47 C49 C60 C66 C72 C75 C501 C503 C504 C505 C81 C85 C88 C90 C107 C27 C28 C83 C91 C95 C104 C15 C16 C17 C18 C22 C23 C24 C25 C26 C40 C45 C46 C51 C86 C87 C96 C20 C3 C4 C19 C29 C30 C33 C34 C79 C80 C1 C6 C8 C59 C61 C67 C68 C5 C12 C13 C52 C57 C62 C63 C69 C71 C76 C84 C92 C77 C65 C99 C502 C97 C98 C82 C89 C14 C44 C106 C2 C9 C506 C507 X1 X2 FB1 FB2 FB3 FB4 FB5 FB6 FB7 FB8 B1 B2 B3 J236 SW1 U9 CN8 CN3 CN504 CN4 CN7 CN506 CN1 CN503 CN9 CN6 CN501 CN5 CN2 CN505 CN502 CN10 T1 T2 T4 T3 L1 B4 B5 B6 B7 B8 I1 J2 J5 J6 J7 J101 J102 J103 J104 J105 J106 J107 J108 J109 J110 J111 J112 J113 J114 J115 J116 J117 J118 J119 J120 J121 J123 J124 Samsung Electronics LOCATION NO Q ty N 5 Q GQ O1 G DAKO AA Q N Q AN 0 Electrical Parts List DESCRIPTION C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C
61. No 95 of U23 Check the input pulse of the VCLK pin No 100 and PSYNC pin No 102 and LSYNC No 103pin of SPGP1 U27 If yoy can t repair the board Replace the board Samsung Electronics 5 15 Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting Parallel Interface Error Parallel Interface Error Check the soldering status of SPGP1 U27 s pin No 65 85 Check the signal pulse of BUSY ACK STROBE If you can t repair the board Replace the board 6 Printing Error Printing Error Check the soldering status of DRAM U18 U24 Check the soldering status of SPGP1 027 Go to system error 5 16 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 5 5 2 Troubleshooting Table of Video Controller Board Troubleshooting NO Error Type Ckeck List Repair Power cord connection Connect the power cord voltage nominal is 5 V level Refer to the section of Vcc voltage should be in the range between 4 38 5 2V Engine troubleshooting The backlight Short Between Vcc and GND Repair board 1 of LCD is not Mutual connection of engine key panel to LCD lit up panel s connected cable 10pin video board to key Connect the cable to panel s connected cable 20pin and engine interface connector cable 28pin The pin of connector is straigh Mutual connection of panel cabel 10pin Confirm
62. ON OFF TEST 00 Ready to print from LEGAL paper tray 02 THV ON OFF TEST 01 Ready to print form LETTER paper tray 03 THV ON OFF TEST 02 Ready to print form A4 paper tray 04 DEV SUPPLY ON OFF TEST 03 Ready to print form EXEC paper tray 05 LSU OPERATING TEST 04 Ready to print from B5 paper tray 06 PICK UP CLUTCH ON 05 Ready to print from FOLIO paper tray 07 PE DS1 DS2 SENSOR TEST 20 PRINT START 1st CASSETTE 08 MP EXIT FEED SENSOR TEST 21 PRINTSTART MULTI PURPOSE 09 TOP amp REAR COVER OPEN 22 PRINT START nd CASSETTE OUT BIN SENSOR TEST 23 PRINT START DUPLEX 10 FUSER TEST 50 PAPER OUT 11 HOT BURN TEST 60 OPEN FUSER ERROR 12 DUPLEX CLUTCH TEST 62 LOW HEATER ERROR 13 MULTI PURPOSE CLUTCH TEST 68 OVER HESTER ERROR 14 THERMISTOR 2 TEST 61 WARM UP 15 PAPER SIZE SENSOR TEST 64 COVER OPEN ERROR 16 FAN SPEED TEST 69 SLEEP MODE 17 PTL TEST 70 NO PAPER or CASSETTE 71 PAPER JAM 0 72 PAPER JAM 1 73 PAPER JAM 2 74 DUPLEX JAM 1 75 DUPLEX JAM 2 76 OUT BIN FULL 95 LSU NOT READY 2 4 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Reference 2 2 3 The Diagnostic Control Unit DCU Operating Guide The DCU has functions as follows 1 Engine Status and Error Code Display mode Display the engine status and error status code Refer to List of Code Description 2 Self Test
63. Service man could ask the Ass y or repair parts Samsung Electronics 4 25 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 12 SNPS 8 Bracket Duplex Ass y In order to remove SMPS first remove Cover Left Use your left hand to release hook from the frame and slide the Cover Left to backward by use of right hand After removing Cover Left you can see the SMPS Unplug the power connector and release the wire from the wire guide of the SMPS Remove four screws and separate SMPS from the frame You can see the fuser connector and 5V 24V connector which are connected to the microswitches Detach the wires from the SMPS Samsung Electronics 4 26 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly AC Connector 3 There are 4 connectors to the SMPS The power connector is 5V and 24V output from SMPS AC for fuser is AC output from SMPS to the fuser And there are microswitches which are attached to the upper frame and which are attached to the upper frame and which are shorted when Top cover is closed namely interlock Switches for 24V for HVPS motor and for 5V for Laser beam Bracket Duplex Ass y The Bracket Duplex Ass y is located in the left upper side Remove the screws and detach the ass y from the Frame In order to remove the connector of Solenoid first remove Engi
64. are not sure of the type of power source available consult your dealer or local power company 00 If you need to use an extension power cord with this printer make sure that is uses a three wire grounded cord and that the total ampere ratings for all of the products using the extension do not exceed the extension cord ampere ration No Do not allow anything to rest on th power cord or data communications cable 10 Unplug this printer from the wall outlet before cleaning Do not use liquid cleaners or aerosol sprays Use a damp cloth for cleaning 11 Do not touch the surface of the photo sensitive drum as marks ro scratches may impair print quality 12 Do not expose the drum unit to direct light for prolonged periods 13 Use only standard papers OHP films and approved envelopes Samsung Electronics 1 1 Download Service Manual And Resetter Printer at http printer1 blogspot com PrecautionsReference 1 2 Laser Safety Statement The printer is certified in the U S to conform to the requirement of DHHS 21CFR Subchapter J for Class I 1 laser product and elsewhere is certified as a class I laser product conforming to the requirement of IEC 825 Class I laser product are not considered to be hazardous The laser system and printer are designed so there is never any human assess to laser radiation above a Class I level during normal operation user maintenance or prescribed service condition Caution Never opera
65. mode When the engine is ready this button starts printing a streak pattern 3 Green mode Transfer high Voltage adjustment mode With the power off hold down the Self Test button and turn on the pinter Continue holding down the button for 4 seconds to start Green mode 4 Diagnostic Control mode With the power off hold down the 3 button up down shift stop enter and turn on the printer Continue holding down the button for 5 seconds to start Diagnostic Control mode on the engine The DCU has three diagnostic control buttons UP Steps the function of the other two buttons SHIFT Controls the function of the other two buttons SHIFT UP means step down and SHIFT START means stop START Starts or stops the current diagnostic test Code Key Operation LED Display 00 ENTER Run Main Motor Lighten ON LED SHIFT STOP Stop Main Motor Lighten OFF LED UP Increment DCU Code No 01 MHV SHIFT DOWN Decrement DCU code No 13 MP 01 ENTER MHV ON Lighten ON LED SHIFT STOP MHV OFF Lighten OFF LED UP Increment DCU Code No 02 THV Negative SHIFT DOWN Decrement DCU code No 00 Main Motor 02 ENTER THV Negative ON Lighten ON LED SHIFT STOP THV Negative OFF Lighten OFF LED UP Increment DCU Code No 03 THV SHIFT DOWN Decrement DCU code No 02 MHV 03 ENTER THV ON Lighten ON LED SHIFT STOP THV OFF Lighten OFF LED UP Increment DCU Code No
66. or Clean Fuser Unit Refer to 4 5 6 6 Duplex Jam 1 E Check the operation of Duplex Clutch Refer to DCU mode 12 Check the Duplex sensor 1 Refer to DCU mode 07 Check the Duplex sensor 1 actuator Check the Cover Rear Check the bracket duplex unit Check the duplex solenoid The resistance of duplex solenoid pa Replace Duplex Clutch Refer to 4 6 2 Replace the DS1 on Engine Board Replace Duplex sensor 1 actuator Refer to 4 11 4 Replace Cover Rear Refer to 6 1 5 Replace bracket duplex unit Refer to 6 8 40 50 ohm 6 Replace duplex solenoid ass y 1 Check the Duplex sensor 2 1 Replace the DS2 on Engine board Refer to DCU mode 07 2 Replace Duplex sensor actuator Duplex Jam 2 2 Check the Duplex sensor 2 actuator 3 Replace Gear of shield pcb 3 Check the Gear of shield pcb Refer to 4 11 6 7 Check all the gear for correct installation 1 Check the LED Array 1 Replace LED Array 2 Check the cable connection or wire defect Refer to 6 2 PTL Error 3 Check Joint board 2 Replace harness or reconnection Pre Transfer Lamp 3 Replace Joint board Refer to Disassembly 1 Check image cartridge life 1 Replace image cartridge 2 Check Toner sensor contact 2 Replace harness or reconnection Toner Empty 3 Check Joint board 3 Replace Joint board 4 Compa
67. 0 2096 50V Y5V TP 1 9X3 5MM ANF 1096 50V Y5P TP 1 9x3 5 4 7UF 20 25V GP TP 4x7mm 1 5m A7UF 20 35V GP TP 6 3x7mm 2 5 A7UF 20 50V GP TP 6 3x11 5 12MHz 50ppm 28 AAM S 300hm CRYSTAL UNIT 2 983307MHZz 50ppm 28 AAM 18pF 6000hm BK CORE FERRITE BEAD CORE FERRITE BEAD CORE FERRITE BEAD AA 3 5x0 6x6 5mm Mn Zn AA 3 5x0 6x6 5mm Mn Zn AA 700hm 3 6x0 65x5mm 7000mA TP FERRITE 0 010hm SWITCH MICRO SOCKET IC CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER TRANS AF TRANS POWER THV SOLENOID 6000 CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS 125V 5A 50gf SPDT 28P DIP SN 2 54mm WALL 2P 1R 2 5mm STRAIGHT SN SWALL 2P 1R 2 5mm STRAIGHT SN JWALL 4P 1 R 2mm STRAIGHT SN BOX 3P 1R 2 5mm STRAIGHT SN SWALL 6P 1R 2 5mm STRAIGHT SN BOX 8P 1R 2mm STRAIGHT SN BOX 18P 2R 2mm STRAIGHT SN 20P 2R 2mm STRAIGHT SN BOX 16P 2R 2 5mm STRAIGHT SN BOX 3P 1R 2 5mm STRAIGHT SN BOX 2P 1R 2 5mm STRAIGHT SN BOX 28P 2R 2mm STRAIGHT SN ML 80 95MH ML 7000 57 5 1 3uH 180mH ML 6000 24VDC 72W 57 39X39X22 ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML
68. 00010A Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Block Diagrams 8L a HOSN3S KATABA Hi anda nag si ano il 6i HOSN3S H33MOV1S ol anda 02 H3M2VIS 8 25 4 8 ap OI 82 22 ZMS d Lh z 81 9 cz 92 91 8MS d Si 5 92 si SMSa Pi ez ve SMS d gorona t ve Eg ep msa d INO 7 s 5 msa u i _ or 51 Ca Hu z 3 091 z 2NO 61 IMS d 6 NO e Paan 02 n c k BAH 9 conte m si 30051 5 9 Z000 sao u 5 z leno m 2 pror d 9 and 5 xa1ana zona M ai sh am et z yQ
69. 1 12 PMO IDLE PICK UP MP 2 13 GEAR CAM 1 14 PMO ACTUATOR PAPER 1 15 PMO BKT HOLDER MP 1 16 PMO HOLDER PAD MP 1 17 RPR FRICTION PAD MP 1 18 SPRING F P MP 1 20 PMO SUB GUIDE MP 1 21 PMO ACTUATOR EMPTY 1 22 PMO GUIDE RING 1 24 IPR K UP PLATE MP 1 25 RPR PAD KNOCK UP MP 1 26 PMO BUSHING K UP MP 1 27 SPRING KNOCK UP MP 1 28 RING E 1 S1 SCREW TAPTITE 1 s2 SCREW TAPTITE 1 Samsung Electronics 6 15 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 6 Pick Up Ass y 6 16 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Pick Up Ass y Parts List 1 MEA RACK PICK UP JC97 01039A 1 O 2 PMO FRAME FEED 1 3 IPR PAPER GUIDE FEED 1 4 BEARING PICK UP 4 5 PMO HOUSING PICK UP 1 6 RPR RUBBER PICK UP 1 7 ICT SHAFT PICK UP 1 8 GEAR PICK UP 1 9 PMO FEED ROLL DRIVE 1 10 ICT SHAFT FEED 1 11 GEAR FEED 1 12 PMO HOLDER FEED 5 1 13 PMO SUB HOLDER FEED 1 14 IPR SHAFT FEED IDLER 2 15 PMO ROLLER FEED L 2 16 PMO ROLLER FEED S 1 17 SPRING FEED SMALL 1 18 PMO HOLDER FEED L 1 19 ICT SHAFT IDLE LARGE 1 20 SPRING FEED LARGE 1 21 GEAR P UP DRIVE 1 22 WASHER PLAIN 5 29 RING CS 1 24 ICT SUB SHAFT P UP 1 25 IPR GROUND FEED 1 S1 SCREW TAPTITE 1 Samsung Electronics 6 17 Downlo
70. 1 C209 13 M 10651 RS m 1B pr U34 4 RCD vee 0238 RC ADDRCI NETS 1 77 100nF nRD sie R230 RC NET 14 1 77 10K ATA 23 R103 33 a vec vce E ATA 22 R104 33 3 RAT GND 2 4 D 21 R114 32 R125 34 1 6 10k 7408 7 RUB 4 797 P d4 ATAC20 R115 33 gt gt BRDIN 034 2 08 ADDR 15 19 1 19 R126 38 8 DDRCIAD 9 U34 3 c14 74F08 iw 77 77 2000 8 29 77 C A H W 7300 R E SH KIM H KIM H p c SH KIMI a SH KIM SHLEE BOARD K VER 0 6 2 4 5 6 SEC 10 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Main Circuit Diagram 11 12 DATA 24 31 ADDR 2 11 HYPER BLOCK Multi Function Image Processor 8 10056 gt lt o U32 4 74814 ADDR 15 U32 6 74F14 nRD 135 3 T4ACT32SCK HYPER 5V u29 R176 10 777 NWR VIDEO LTD nF SYNC o ALL RIGHTS RESERVED C203 100nF 77 14 Z U32 1 U32 2 0 35 CLOCKBD VIDEOEN H R177 VIDEOS e gt WDO 33 SN SVCLK HVCLK LSYNC 32 LSYNCe PVOCLK 187 BASE 8 LC r1 x HYPER_5V SE EN DEO DEO NLSYNC SAMSUNG ELECTRONICS CO Sai 7 4 14F 14 714 V 1232
71. 1 8W AA TP 1 8X3 2MM 7 1 Download Service Manual And Resetter Printer at http printer1 blogspot com Electrical Parts List Main Engine PBA SEC CODE 2001 000290 2001 000290 2001 000290 2001 000362 2001 000362 2001 000429 2001 000429 2001 000429 2001 000449 2001 000515 2001 000660 2001 000734 2001 000761 2001 000786 2001 000786 2001 000793 2001 000812 2001 000812 2001 000832 2001 000832 2001 000864 2001 000935 2001 001093 2001 001145 2001 001165 2001 001252 2001 001408 2003 000005 2003 002116 2003 002166 2004 000002 2004 000003 2004 000269 2004 000342 2004 000345 2004 000385 2004 000433 2004 000544 2004 000581 2004 000658 2004 000699 2004 000754 2004 000884 2004 000900 2004 000965 2004 001023 2004 001052 2004 001156 2004 001231 2004 001315 2004 001330 2004 001357 2004 002001 2004 004234 2008 001125 2009 001082 2009 001083 2009 001084 2009 001085 2103 000156 2103 000270 2201 000003 7 2 R514 R30 R37 R39 R74 R75 R76 R77 R93 R94 R96 R97 R155 R175 R506 R24 R79 R85 R90 R104 R157 R32 R61 R73 R78 R107 R140 R33 R47 R125 R126 R108 R109 R120 R138 R15 R38 R167 R177 R164 R113 R117 R151 R2 R10 R14 R53 R114 994 R158 R501 R512 R45 R62 R63 R144 R170 R112 R176 R51 R52 R64 R84 R150 R502 R510 R131 R132 R147 R173 R186 R98 R99 R136 R152 R153 R160 R161 R115 R123 R124 R149 R7 R8 R28 R31 R34 R57 R2
72. 195 3 LI o x C7 5 LE EJ C8 1 c9 ad M C10 E g Ee S a S C12 ak R241 F 8 a F4 at 5 9 aL z 2 x sE d S a Uu 3 BRE REE ES SSB d U31 T T T T AA amp 5 lag In 8 Oi a 8 ss SS 2 2 8 C13 z a 5 43118 gt HI 7 O EL ik TAS 882 N ag S C238 HA 8 da Suo eL 1 5 5 8 222 N A 3 2 Jab i 885 8 z 8 a S 2 9 L4 Wa ooo d ig LF11 c150 CI 8115 a J 888 I caso z R155 CI 4s a Moog 55 28 5 3 8 RUM F s Sn 115 8 S Te C60 B o s c ap An jas R34L 7 081 5 z 50 esp R177 TAFTSTR T sen 62 DIL 1659 C23 g LO RAT RAS NG us ns Q A T 3 E lt LLIT E E 4 o 11 RA9 RAB 5 LJ 2 R I2 C24 d amp LF20 2 5 g 4 R147 3 C25 d 9 8 7 8 LI 026 m 027 s a Al 1 1 1 1 8 NG 28 x m 5 8 5 all amp CJ LF8 C235 C165 Samsung Electronics BAR CORDE Download Service Manual And Resetter Printer at http printer1 blogspot com PCB Diagrams 9 4 Panel amp LCD Board 9 4 ma
73. 2 Replace paper empty sensor actuator 2 Multi Purpose Feeder 1 Check the paper empty sensor for MP 1 Replace MP sensor assembly Paper Empty Refer to DCU mode 07 2 Replace MP paper empty sensor 2 Check the MP paper empty sensor actuator actuator If not improved replace the engine board 3 Second Cassette Feeder 1 Check the paper empty sensor for SCF Refer to DCU mode 07 2 Check the paper empty sensing actuator for SCF pa Replace the paper empty sensor on S C F board Replace MP paper empty sensor actuator Samsung Electronics 5 7 Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting 5 4 Connector Pin Assignment 5 4 1 Engine Board Connector Pin Assignment CONNECTOR PIN NO DESCRIPTION IDLE ACTIVE IN OUT 1 MOTOR_PB 24V PULSE O CNI 2 5 24V 24V 24V 3 MOTOR PB 24V PULSE O MOTOR 4 MOTOR PA 24V PULSE O 6 MOTOR PA 24V 24V O CN3 1 24V 24V 24V O DUPLEX 1 D CLUTCH 24V L CN2 1 24V 24V 24V FAN 2 NC NC NC 3 FAN 24V L O CNA 1 CAST SENSI H L I 2 CAST SENS2 H L I SSL 3 CAST_SENS3 H L I ROAD 4 DGND DGND DNGD 1 24VS2 24V 24V 2 FUSERON 24V L O CNS 3 5 7 AGND AGND AGND 4 5Vs 5V 5V SMPS 6 8 10 5V 5V 5V 9 11 12 DGND DGND DGND 13 1
74. 2 p Check the output and input signal of U165 of RJ45 connector side Pin no 5 6 10 11 of U165 The two LEDs are OK but can t Check the MII signals between U26 and U165 4 detectthe Pin no 30 31 32 33 34 35 36 37 38 42 43 44 Refer to the section of PHY chip Network 45 46 47 48 49 50 error Printer using Check RA1 RA10 R138 R144 and R145 SyncThru from PC The SyncThru The output clock U26 is 33MHz Check the R102 and R122 If these two can detect The input clock U22 is 33MHz resistor are OK then replacethe board 5 the Network Printer card but Printer Check the Shared Memory Cotrol signals Refer to the Shared Memory Interface does not U22 37 38 39 and R68 R69 and R70 Error Section printing 10 10 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Schematic Diagrams 11 Schematic Diagrams 1 12 ircuit Diagram 11 1 Main C uoo ods60 q L19juud diu 1e 1ejuug puy enueyy 11 1
75. 2012 R CHIP 1000HM 5 1 10W DA TP 2012 R CHIP 1000HM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 100HM 596 1 10W DA TP 2012 R CHIP 100HM 596 1 10W DA TP 2012 R CHIP 100HM 596 1 10W DA TP 2012 R CHIP 100HM 596 1 8W DA TP 3216 R CHIP 1800HM 5 6 1 10W DA TP 2012 R CHIP 1KOHM 5 1 10W DA TP 2012 R CHIP 1KOHM 5 1 10W DA TP 2012 R CHIP 1KOHM 5 1 10W DA TP 2012 R CHIP 2 2KOHM 5 1 10W DA TP 2012 R CHIP 330HM 5 1 10W DA TP 2012 R CHIP 330HM 5 1 10W DA TP 2012 R CHIP 330HM 5 1 10W DA TP 2012 7 5 Download Service Manual And Resetter Printer at http printer1 blogspot com Electrical Parts List Main Controller PBA SEC CODE 2007 000781 2007 000781 2007 000781 2007 000781 2007 000781 2007 000931 2007 000
76. 3 R65 R54 R6 R168 R17 R70 R67 R137 R172 R106 R171 R169 R18 R36 R44 R3 R5 R12 R55 R66 R69 R68 R11 R13 R4 R35 J125 R148 R174 R118 R128 VR2 VR1 VR3 C50 C58 LOCATION NO 4 4 4 3 5 1 1 5 4 4 3 1 2 2 5 1 3 5 2 4 1 1 1 5 2 5 3 1 2 1 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 9 1 1 1 2 2 1 1 1 1 1 1 2 2 R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON S R METAL OXIDE S R METAL OXIDE S R METAL OXIDE S R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R METAL R FUSIBLE R METAL GLAZE R METAL GLAZE R METAL GLAZE R METAL GLAZE VR SEMI VR SEMI C CERAMIC DISC S S S S DESCRIPTION 10KOHM 5 1 8W AA TP 1 8X3 2MM 10KOHM 5 1 8W AA TP 1 8X3 2MM 10KOHM 5 1 8W AA TP 1 8X3 2MM 1500HM 5 1 8W AA TP 1 8X3 2MM 1500HM 5 1 8W AA TP 1 8X3 2MM 1KOHM 5 1 8W AA TP 1 8X3 2MM 1KOHM 5 1 8W AA TP 1 8X3 2MM 1KOHM 5 1 8W AA TP 1 8X3 2MM 2 2KOHM 596 1 8W
77. 4 15 16 24VS2 24V 24V 1 2 3 5V 5V 5V 4 MP_CLUTCH L 0 7V O 5 5Vs 5V 5V 6 Q_LAMP L 0 7V O 7 9 24VS2 24V 24V CN6 8 SCF_READY H L I JOINT BOARD 10 STS_SCF PULSE PULSE I INTERFACE 11 13 AGND AGND AGND 12 MP_PAPER H L I 14 TONER H L I 15 17 DGND DGND DGND 16 CMD_SCF PULSE PULSE O 18 OPT CLK PULSE PULSE O CN8 1 THERMISTOR THERMISTOR 2 THERMISTOR 1 5V 5V 5V 2 DCU DATA PULSE PULSE VO DCU 3 DCU_CLK CLOCK CLOCK O 4 DGND DGND DGND 5 8 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 5 4 2 Joint Board Connector Pin Assignment Troubleshooting CONNECTOR PIN NO DESCRIPTION IDLE ACTIVE IN OUT 1 2 4 5V 5V 5V 3 MP_CLUTCH L 0 7V O 5 Q LAMP L 0 7V O 6 5Vs 5V 5V 7 SCF_READY H L I CN501 8 10 24VS2 24V 24V JOINT BOARD 9 STS_SCF PULSE PULSE I INTERFACE 11 MP_PAPER H L O 12 14 AGND AGND AGND 13 TONER H L I 15 CMD SCF PULSE PULSE O 16 18 DGND DGND DGND 17 OPT CLK PULSE PULSE O 1 5V 5V 5V 2 AGND AGND AGND CN503 3 24V 24V 24V SCF 4 STS SCF PULSE PULSE O INTERFACE 5 CMD SCF PULSE PULSE I 6 OPT CLK PULSE PULSE I 7 SCF READY H L O 8 DGND DGND DGND CN502 1 24V 24V 24V MP_CLUTCH 2 MP_CLUTCH 24V L O CN504 1 5V 5V 5V Q_LAMP 2 Q_LAMP 5V L O CN505 1 MP SENSOR H L I MP SENSOR 2 DGND DGND DG
78. 5128 DATAC2 1 ADDRC12 51 No o7 3 DATAC23 ADDR 12 gt S DATAC23 ADORCT1938 415 D2 28 DATA TA be lag PATAC ADDR be 2 DATA ADDRCIS SS ai 7130 DATA 23 ADDRCIO 8 jo ng 0 DATA 21 8 ng 10 21 ARD 901410 pels DATA 243 ADRS Tir pa 38 DATAGD ADR Tj pa ee _DATAC29 ADDR 4 8 ADDRC8 19 ADDRC8 19 Ag 09 03 46 03 3 c83 139_ 42 Z0 DATAC 6 ADDRC 20 3 ATACIB ADDR 20 33 ATACIB ADDR S 148 DIQ 22 DATA 27 ADDRCEY 21 45 02 131 ADDRCE 21145 Pakil ATAOI 100nF 9 ADDR S Die 9 _ DATA 28 ADDR 5 22 43 po 29 DATACIG ROM SV ADDR 5 2211 ng 23 DATAC16 ROM_5V ADOR DATAC29 ADDR 4 2311 ADDR 23112 U8 2 ADDR 7 43 Di3 29 DATACSD ADDR 24 44 vee 31 ADDR 24 44 ez 74F048C ADDR 01513 1 08 2 25 ag ADDR 2 25 jo 4 ADDRCA 9112 WCC R1 Regg ROM SV 3 NN HA 23 9 Brief ADDR 9 amt 1 196 08 3 ADDE 2310 Vest 1 1 gt ag NC 10 te ip Ne 16K 100nF cc 1512 ROM SV 14 45 ADDR 22 5 BHE gy 48 100nF f 5751048 MEE NGi 13 DN nF 14l Nea vss2 14 Nea Ls tig R48 VSS1 IN R4 lee Tar 045C nRD 777 008 SA eo RS SS CE i 52 V FLASH 0E BUSY _FLASH 0E BUSY 5 8 NIE Ske TOSDD HIGH WR_FLASHI Tue RESET E F_RST WR_FLASH3 Tye RESET _
79. 7 R78 R76 R75 R88 R74 R111 R125 R89 R146 R91 R90 R145 R123 R104 R149 R109 R108 R110 R107 R106 R103 R113 L l l l L L la la la La la la La La la la La la la l L L L La la la l l L L la la la L L la la la la la l la la l l la l la l DESCRIPTION NETWORK CARD PBA 100BASE LED CBI ANGLE GRN 5mm 560nm LED CBI ANGLE GRN 5mm 560nm OSCILLATOR CLOCK 33MHz 100ppm OSCILLATOR CLOCK 25MHZ 50PPM C CORE FERRITE BEAD ZZ 3 5x6 5mm CONNECTOR RIBBON 60P FEMALE ST CONNECTOR HEADER BOX AP 1R 2 0 JACK MODULAR 8P 8C AU30U BLK PHANTOM AU JC92 01119A IC CMOS LOGIC 74ACT32 OR GATE IC MICROCONTROLLER 32C5000 32B IC EEPROM 24C32 4Kx8BIT SOP 8P IC DRAM 416C4104 4MX16BIT TSOP IC SRAM 68257 32KX8BIT TSOP 28 IC SRAM 68257 32KX8BIT TSOP 28 IC FLASH MEMORY 29F800 512Kx16 IC TRANSCEIVER ICS1892Y MQFP 6 R CHIP 2000HM 5 1 10W DA TP 2 R CHIP 2000HM 5 1 10W DA TP 2 R CHIP 2000HM 596 1 10W DA TP 2 R CHIP 2000HM 596 1 10W DA TP 2 R CHIP 0OHM 5 1 10W DA TP 201 R CHIP 0OHM 5 1 10W DA TP 201 R CHIP 0OHM 5 1 10W DA TP 201 R CHIP 0OHM 5 1 10W DA TP 201 R CHIP 0OHM 5 1 10W DA TP 201 R CHIP 1 5KOHM 196 1 10W DA TP R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1 10W DA TP 2 R CHIP 10KOHM 196 1
80. 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 0 12nF 576 50V N C CERAMIC CHIP 1000nF 80 2096 C CERAMIC CHIP 1000nF 80 20 C CERAMIC CHIP 0 047nF 5 50V C CERAMIC CHIP 0 047nF 5 50V C CERAMIC CHIP 0 047nF 5 50V 100 20 16 60 100 20 16 60 100 20 16 60 INDUCTOR SMD 10uH 10 1 25x2x1 INDUCTOR SMD 10uH 10 1 25x2x1 CORE FERRITE BEAD AB 2200HM 2X Electrical Parts List 7 11 Download Service Manual And Resetter Printer at http printer1 blogspot com Electrical Parts List NETWORK CARD PBA 100BASE SEC CODE LOCATION NO DESCRIPTION 3301 001312 1 CORE FERRITE BEAD AB 2200HM 2X 3301 001333 1 CORE FERRITE BEAD AB 1200HM 2X 3301 001333 1 CORE FERRITE BEAD AB 1200HM 2X JC13 00004A 1 IC ASIC NPC ML 7000N3 NETBRIDG JC41 00011A 1 PCB 7 12 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 6 Exploded Views 4 Parts List 6 1 Main Ass y 6 2 Cover Ass y 6 3 Frame Ass y 6 4 Cassette Ass y 6 5 MP Tray Ass y 6 6 Pick Up Ass y 6 7 Fuser Ass y 6 8 Shield Ass y 6 9 Bracket Duplex Ass y 6 10 Bracket Motor Ass y 6 11 Frame SCF Ass y 6 12 Cassette SCF Ass y Samsung Electronics 6 1 Download Service Manual And Resetter Printer at http printer1
81. 9 R62 R129 R134 R18 R19 R20 R21 R22 R23 R24 R25 R26 R34 R35 R42 R43 R44 R138 R202 R236 R237 R145 R104 R105 R107 R114 R115 R116 R117 R119 R121 R126 R137 R141 R12 R37 R38 R39 R40 R47 DD D O 00 N AA OD ARA Aa AA OQ O N N Samsung Electronics Electrical Parts List DESCRIPTION PBA MAIN CONTROLLER IC CMOS LOGIC 74ACT32 OR GATE SOP 14P 150MIL IC TTL 74F08 AND GATE SOP 14P 150MIL IC TTL 74F157 MUTIPLEXER SOP 16P 150M IC TTL 74F14 INVERTER SOP 14P 150MIL IC TTL 74F04 INVERTER SOP 14P 150MIL IC TTL 74F74 D FLIP FLOP SOP 14P 150M IC TTL 74F273 D FLIP FLOP SOP 20P 300 IC TTL 74F1071 ESD SOP 20P TP PLA IC LINE TRANSCEIVER 74ACT245 SOP 20P OCTAL ST PL IC EEPROM 93C66 256x16BIT SOP 8P 150MIL IC DRAM416C4104 4MX16BIT TSOP 50P 400MIL 50NS 5V 1096 PLASTIC 0TO 70C 2MA CMOS ST IC FLASH MEMORY 29F800 1Mx8 512Kx16Bit TSOP 48P 787MIL 70NS 5V 1096 PLASTIC 0t0 70C 100uA CMOS ST IC VOL SUPERVISORY 7705 SOP 8P 150MIL PLASTIC 20V IC POSI FIXED REG 33269 DPAK 3P 265MIL PLASTIC 3 37 3 33V40TO 150C R CHIP OOHM 5 1 10W DA TP 201 2 R CHIP OOHM 5 1 10W DA TP 201 2 R CHIP 1000HM 5 1 10W DA TP 2012 R CHIP 1000HM 5 1 10W DA TP 2012 R CHIP 1000HM 5 1 10W DA TP 2012 R CHIP 1000HM 5 1 10W DA TP
82. 9 1003 001152 1103 001045 1201 000229 1202 000103 1203 000259 1404 001141 2001 000003 2001 000003 2001 000005 2001 000006 2001 000008 2001 000008 2001 000012 2001 000019 2001 000022 2001 000085 2001 000096 2001 000221 2001 000273 2001 000281 2001 000281 2001 000281 2001 000281 2001 000290 2001 000290 2001 000290 2001 000290 2001 000290 D1 D2 D3 D4 D5 D18 D20 D24 D26 D27 D501 D502 D503 D504 D506 D507 D508 D509 D510 D511 D513 D514 D7 D8 D9 D10 D11 D6 D12 D13 D505 D512 D19 D22 D23 D25 D14 D15 D16 D17 D21 ZD2 ZD4 ZDe ZD1 ZD3 ZD5 Q1 Q4 Q6 Q8 Q9 Q10 Q11 Q12 Q17 Q18 Q501 Q503 Q505 Q506 Q2 Q3 Q5 Q504 Q7 Q13 Q16 OP2 0P3 OP1 OP4 OP5 U10 U11 U6 U7 U3 05 U8 U2 U9 U4 U12 U1 TH501 R145 R146 R40 R41 R42 R43 R135 R130 R133 R1 R9 R154 R156 R159 R505 R25 R80 R86 R89 R105 R16 R122 R129 R29 R162 R163 R180 R48 R82 R91 R92 R116 R72 R56 R100 R110 R134 R165 R166 R178 R179 R508 R26 R49 R71 R81 R87 R88 R95 R102 R103 R101 R111 R121 R139 R141 R142 R143 R181 R182 R183 R19 R20 R21 R22 R27 R46 R50 R58 R59 R60 R509 R511 Samsung Electronics N Oa OI OO Z N QUN DAN N N N 5
83. 964 2007 001133 2011 001094 2011 001094 2011 001094 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000239 2203 000239 2203 000239 2203 000239 2203 000274 2203 000389 2203 000455 2203 000455 2203 000455 2203 000595 2203 000634 2203 000661 2203 000818 2203 000818 2203 000938 2203 000938 2203 001158 2404 000128 2404 000468 2404 000468 2804 000380 2804 001387 2901 001178 7 6 R146 R148 R171 R172 R177 R192 R193 R194 R195 R48 R53 R54 R55 R56 R61 R63 R65 R66 R75 R76 R78 R79 R87 R88 R96 R97 R103 R212 R41 R49 R50 R51 R52 R220 R84 R152 R160 R173 R182 RA1 RA2 RA3 RA4 RA5 RA6 RA13 RA14 RA15 RA16 RA7 RA8 RA9 RA10 RA11 RA12 C1 C19 C20 C29 C34 C35 C102 C103 C104 C105 C106 C107 C108 C109 C111 C119 C120 C121 C122 C123 C124 C125 C126 C129 C132 C133 C138 C139 C140 C141 C142 C144 C147 C148 C151 C157 C158 C159 C160 C161 C162 C163 C164 C167 C169 C171 C173 C174 C175 C176 C177 C178 C179 C180 C181 C183 C184 C185 C188 C189 C190 C191 C192 C193 C196 C197 C203 C212 C213 C13 C17 C59 C115 C235 C236 C237 C238 C36 C40 C41 C43 C44 C45 C46 C48 C49 C62 C63 C64 C65 C66 C67 C68 C69 C70
84. AA TP 1 8X3 2MM 2200HM 5 1 8W AA TP 1 8X3 2MM 83KOHM 5 6 1 8W AA TP 1 8X3 2MM 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 4300HM 5 1 8W AA TP 1 8X3 2MM A7KOHM 5 1 8W AA TP 1 8X3 2MM A7KOHM 5 1 8W AA TP 1 8X3 2MM 470HM 596 1 8W AA TP 1 8X3 2MM 5 6KOHM 5 1 8W AA TP 1 8X3 2MM 5 6KOHM 5 1 8W AA TP 1 8X3 2MM 5100HM 5 1 8W AA TP 1 8X3 2MM 5100HM 5 1 8W AA TP 1 8X3 2MM 56KOHM 5 6 1 8W AA TP 1 8X3 2MM 680HM 596 1 4W AA TP 2 4X6 4MM 2 2KOHM 5 1 2W AA TP 2 4X6 4MM 4 7MOHM 5 1 2W AA TP 2 4X6 4MM 56OHM 5 1 2W AA TP 2 4X6 4MM 2MOHM 5 1 2W AA TP 2 4X6 4MM 3 3MOHM 5 1 2W AA TP 2 4X6 4MM 10hm 5 2W AA TP 4x12mm 0 680hm 5 3W AA TP 15x5 5mm 1000HM 5 1W AA TP 2 4X6 4MM 78 7Kohm 1 1 8W AA TP 1 8x3 2 16 2Kohm 1 1 8W AA TP 1 8x3 2 1200hm 1 1 8W AA TP 1 8x3 2mm 158Kohm 1 1 8W AA TP 1 8x3 2m 15Kohm 1 1 8W AA TP 1 8x3 2mm 17 4Kohm 1 1 8W AA TP 1 8x3 2 1 Kohm 1 1 8W AA TP 1 8x3 2mm 21 5Kohm 1 1 8W AA TP 1 8x3 2 22Kohm 1 1 8W AA TP 1 8x3 2mm 27Kohm 1 1 8W AA TP 1 8x3 2mm 3 3Kohm 1 1 8W AA TP 1 8x3 2m 309Kohm 1 1 8W AA TP 1 8x3 2m 4 3Kohm 1 1 8W AA TP 1 8x3 2m 4 7Kohm 1 1 8W AA TP 1 8x3 2m 470Kohm 1 1 8W AA TP 1 8x3 2m 5 6Kohm 1 1 8W AA TP 1 8x3 2m
85. ARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS PCB ENGINE IPR CONNECTOR HV DESCRIPTION ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER M
86. Ass y 6 22 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Bracket Duplex Ass y Parts List 0 ELA HOU BRKT DUPLEX JC96 01056A 1 O 1 PMO PULLEY DUPLEX 2 X 2 BELT TIMMING 1 X 3 IPR BRKT DUPLEX 1 X 4 IPR LINK DUPLEX 1 X 5 ICT SHAFT SWING 1 X 6 PMO BEARING LARGE DP 4 X 7 PMO BEARING SMALL DP 2 X 8 ICT SHAFT BELT 1 X 9 GEAR DP IDLE 2 10 GEAR DUPLEX 2 11 GEAR EXIT U ID 1 X 12 PMO BRKT GEAR LOWER 1 X 13 SPRING SOLENOID DP 1 X 14 SOLENOID DUPLEX 1 X 15 ICT SHAFT BELT2 1 X 16 RING CS 3 X 17 RING E 1 X 51 SCREW TAPTITE S2 SCREW TAPTITE X Samsung Electronics 6 23 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 10 Bracket Motor Ass y 6 24 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Bracket Motor Parts List 0 ELA HOU BRKT MOTOR JC96 01951A 1 O 1 GEAR IDLE 27 i 1 X 2 GEAR FUSER DRIVE 1 X 3 GEAR RDCN OPC 1 X 4 GEAR 118 23 1 X 5 GEAR IDLE FU 1 X 6 GEAR FEED DRIVE 1 X 7 GEAR OPC DRV 12 1 X 8 GEAR OPC DRV2 1 X 9 IPR BRACKET MOTOR 21 1 X 10 IPR BRACKET MOTOR J 1 X 11 MOTOR STEP 1 O 12 CBF HARNESS MOTOR 1 19 RING E 1 14 WASHER PLAIN 2 51 SCREW MACHINE 3 S2 SCREW MACHINE 2 X Samsung Electronics 6 25 Downl
87. B d After removing the Cover pcb unplug the Thermistor connector from the Engine Board Thermistor connector Samsung Electronics 4 9 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly Screw Screw Ground ICU Notice After you confirm exactly SEC code you have to exshange the defective Fuser assy for goods gt Do use the exclusive Fuser ass y in the ML 7300 model ML 7300 model is different from ML 7000 ML 7050 4 10 See the 4 screws which hold the fuser ass y to the frame You should unscrew and pull the fuser out and it will be removed The AC connector for fuser is designed to be directly connected to the AC socket which is positioned in the frame Screw Screw exit sensor actuator Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly When Jam happens you can easily remove it by pulling the Guide Rear out like figure In order to remove Guide Rear opening the Guide Rear out like figure and pull out hinge of Guide Rear Guide Rear Samsung Electronics 4 11 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 6 Bracket Motor Ass y amp Cover Open Switch Unit Bracket Motor ass y is located in the right upper side Remove 7 black screws and detach the ass y from the frame and unplug the m
88. CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC MLC AXIAL C CERAMIC MLC AXIAL C AL C AL C AL CRYSTAL UNIT 0 1nF 1096 2kV SL TP 8x5 5 1nF 1095 50V Y5P TP 5x3 5 5 1nF 1095 50V Y5P TP 5x3 5 5 1nF 1095 50V Y5P TP 5x3 5 5 1nF 1095 50V Y5P TP 5x3 5 5 10nF 80 2095 500V Y5V TP 13 5x4mm 5 100nF 480 2096 50V Y5V TP 8x3 5 100nF 480 2096 50V Y5V TP 8x3 5 100nF 480 2096 50V Y5V TP 8x3 5 100nF 480 2096 50V Y5V TP 8x3 5 100nF 480 2096 50V Y5V TP 8x3 5 100pF 1095 50V Y5P TP 4 0X4 0 2 100pF 1096 50V Y5P TP 4 0X4 0 2 10nF 1096 50V Y5P TP 12x3 5 5 10nF 1096 50V Y5P TP 12x3 5 5 10nF 1096 50V Y5P TP 12x3 5 5 10nF 1096 50V Y5P TP 12x3 5 5 0 12nF 5 50V NPO TP 8 5x3 5 2 2nF 10 50V Y5P TP 7x3 5 0 022nF 5 50V SL TP 5x3 5 0 33nF 10 500V Y5P TP 5 5x3 5 33nF 80 20 50V Y5V TP 5x4 5 0 47nF 10 50V Y5P TP 5x3 5 470pE 0 1 3KV Y5P TP 8x5 5 A70pF 10 6KV Y5P TP 10x7 10 100pF 1095 6KV Y5P TP 8x7 10 400NF 48
89. DDR 3 24 qe 1 ADDRGO 24147 l3 Nm E ADDR 82 Slas Die 5 DATACI2 ADDRC2 25 ig ROM gt V ADDR 2 A Bay ADDR blag 913 DATACI n g1ogh OM SV ADDRCIS A TEE eps dint ADB SR 015 MC PAIT Net GAWI 1 TIKA 10K _L c169 DDecet ADDR 3 10 3 46 10K 100NF 13 46 100nF ADDR 22 3 11 23 Klar N 3 ADDR 21 4 2 2 4 2 ADDR 20 C gt Ne ADDR a KET LIL FLASH ATA ADDRES Nei T RCSO 26 ce RCS3 2 28 ce 12 VSS IPs RD_FLASH Fr 0 BUSY RD FLASH gt BUSY ig ATA RCS1 9 1002 vSS2 WR FLASHI ME RESET F_RST WR_FLASH3 ME RESET E MM F_RST RCS2 ANG AM29F8068 70EC AM29F8068 70EC Rept KMe3C8105DG LOW C44 C43 ATA 26 ID nF U3 U28 F RST DATAS oD ope S DATAGI 0020 telae 45 DAAG ADDR 1T 43 DATA 3Q ADDRAIS 1T 43 ADDRC20 Us ora A ARE Si DATA 2 n18 pots DATACIS ADDRC17 1 ng 12 33 DATA 28 ADDR 1 ng 12 139 ATA 28 ADDRCI Sla17 on DATAGD ADDROB log pr BS ADDROIB pnis ATACOD WR_FLASH3 ADDRCIB 34 MG 255 DATAS 3 4n bila DATAC26 ADDR IS 3 Dia 26 ADDRCI NG 05 DATACIS ADDRCT4 4 4 ng 32 DATAC ADDRCIA an 09 32 ATA C ADDRC16 361443 0424 ATA 20 ADDR 13 5 AM 8 120 DATAC24 ADDR 13 5 M pg 139 ATA 24 ADDRCSO 371112 6
90. Description 500sheets Paper 100 sheets Transparencies 30 sheets Envelopes 10 sheets Card stocks 10 sheets Labels 25 sheets Option Cassette 500sheets 3 4 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Reference 2 Reference Information 2 1 Abbreviations and Acronyms Tables 2 1 and 2 2 List abbreviations and acronyms which may be found in this service manual Table 2 1 Abbreviations Abbv Definition Abbv Definition amps amperes Ib pound s lin linearity ass y assembly lock bus lock badac bad assess mm millimeter s neg negative bps bits per second od open drain clk clock OSC oscillator cm centimeter s OUT output CON connector PIC picture GND ground pos positive or position HLDA hold acknowledge pot potential HLDAR hold acknowledge received psynrq page synchronization request HLDR hold request pwr power HOR horizontal qty quantity in inch es or input sw switch INTA interrupt Acknowledge sync synchronous or synchronization INT Interrupt tach tachometer INTR Interrupt request Vcc collector supply voltage dc VO Input and Output vert vertical mpx multiplex Vp p peak to peak voltage VR variable resistor Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 2 1 Table 2 2 Acronyms Reference
91. EW TAPTITE X S4 SCREW TAPTITE X S5 SCREW TAPTITE X A Indicate part is for electrical safety components Samsung Electronics 6 19 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 6 Shield Ass y 7 52 18 51 6 20 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Shield Ass y Parts List O ELA HOU ENGINE 7300 1 1 IPR SHIELD PCB 1 2 IPR SPRING UPPER DP 2 3 PMO ROLLER UPPER DP 2 4 PBA MAIN ENGINE 7300 JC92 01211A 1 O 5 MEA UNIT SHIELD PCU JC97 01040B 1 O 6 PMO GUIDE UPPER DP 1 7 PMO ACTUATOR EMPTY 1 8 PMO ACTUATOR FRONT DP 1 9 BELT TIMMING 1 10 PMO PULLEY DUPLEX 2 11 GEAR DUPLEX 1 12 PMO BEARING LARGE DP 4 13 RCT ROLLER LOWER DP 2 14 IPR GUIDE DUPLEX 1 15 IPR GUIDE FRONT DP 1 16 PMO LEVER OPEN DP 1 17 SPRING FRONT DP 1 18 IPR BRKT SUPPORTER 1 19 CBF HARNESS DPLX GND 1 20 RPR CUSHION GUIDE 1 21 IPR BRKT IDLE ROLLER 1 22 PMO IDLE ROLLER 1 29 IPR SHEET FRONT DP 1 24 PPR INSULATOR PCU 1 25 PMO ACTUARTOR REAR PD 1 26 IPR COVER PCB 1 S1 SCREW TAPTITE s2 SCREW TAPTITE 53 SCREW TAPTITE X S4 SCREW TAPTITE X Samsung Electronics 6 21 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 9 Bracket Duplex
92. J208 J209 J210 J21 J22 J23 J24 J25 J211 J212 J214 J216 J217 J218 J219 J220 J221 J222 J223 J224 J225 J226 J227 J229 J230 J231 J232 J233 J234 J235 J237 J238 J239 J240 J241 J242 J243 J244 3245 J246 J247 J248 J249 J250 J251 J252 J253 J254 J501 J502 J503 J504 J26 J27 J28 J29 J30 J31 J32 J33 J35 J36 J37 J38 J39 J40 J41 J42 J43 J44 J46 J47 J48 J49 J50 J51 J505 J506 J507 J508 J509 J510 J511 J512 J513 J514 J515 J516 J518 J519 J52 J53 J54 J55 J56 J57 J58 J59 J60 J61 J62 J63 J64 J65 J66 J67 J68 J69 J70 J71 J72 J73 J74 J75 J76 J78 J79 J80 J81 J8 J9 J12 J13 J14 J82 J83 J84 J85 J86 J87 J88 J89 J90 J91 J92 J93 J94 J95 J96 J97 J98 J99 J100 JS1 JS4 JS5 R83 R185 R503 TP1 TP2 TP3 TP4 TP5 Q14 Q15 Q203 HS202 Q201 HS201 u9 LOCATION NO G 5 OI O1 Oi 5 OI Oi Oi Oi E OI Oi Oi OI Ot OQ Oi aaa a a a Xa O1 O1 C1 CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF H
93. L 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 80 JUMPER AWG22 52mm SILVER ML 7300 FR 1 1L 1 6T 289x247mm ML 80 AL T0 8 ELA HOU H SINK ML 7000 NEC NEC USA HEAT SINK ENGINE B D ELA UNIT HEAT SINK 526L ML 5000A SAMSUNG KOREA TR POWER SCREW TAPTITE HEAT SINK TRANS KSD526 NPN 30W TO 220 BK 120 2 BH B M3 L8 CBLACK SWRCH18A ML 80 AL ELA UNIT HEAT SINK 526S ML 5000A SAMSUNG KOREA TR POWER SCREW TAPTITE HEAT SINK LABEL R BAR CODE KSD526 NPN 30W TO 220 BK 120 2 BH S M3 L6 ZPC YEL SWRCH18A HVPS SPCC t1 0 SF500 PY 20X10 T0 1 WHT Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 7 2 Main Controller PBA SEC CODE JC92 01282A 0801 001072 0803 000103 0803 000116 0803 000118 0803 000272 0803 000303 0803 001381 0803 003058 1006 000243 1103 000133 1105 001252
94. LOCKER PLATE INA TEST 110V GREASE BEARING GREASE BEARING SCREW TAPTITE WASHER PLAIN RING CS SPRING FEED SMALL SPRING FEED LARGE BEARING PICK UP GEAR P UP DRIVE GEAR PICK UP GEAR FEED IPR SHAFT FEED IDLER IPR PAPER GUIDE FEED IPR GROUND FEED ICT SHAFT IDLE LARGE ICT SUB SHAFT P UP ICT SHAFT FEED ICT SHAFT PICK UP PMO ROLLER FEED L PMO ROLLER FEED S PMO SUB HOLDER FEED PMO FRAME FEED PMO HOUSING PICK UP PMO FEED ROLL DRIVE PMO HOLDER FEED S PMO HOLDER FEED L RPR RUBBER PICK UP PAA WOOD LABEL ASS Y STA PAPER ART PAPER ART PAA WOOD PACKING ASS Y LABEL P DUPLEX LABEL P ENERGY ST LABEL P CAU LSU LABEL P JAM2 LABEL P BLANK ML LABEL P NPC_TEST_L LABEL R TR CHANGE P P LABEL R LASER R R LABEL R RATING LABEL R S N STA MEC BARCODE INA ACCESSORY XAR TAPE OPP MASKING TAPE FILAMENT CUSHION CUSHION SET N CUSHION SPACER BAG PE SET CUSHION DEV KME CUSHION DEV CUSHION CST Samsung Electronics S W APPLICATION DRIVER CD MAN BOOK 7000N3 XAR MAN BOOK USER MANUAL LABEL R CUSTOMER MAN CARD WARR STA Download Service Manual And Resetter Printer at http printer1 blogspot com Con
95. LSE PULSE I 7 SCF READY H L O 8 DGND DGND DGND 1 MOT PA 24V PULSE CN2 2 MOT PB 24V PULSE O MOTOR 3 MOT PA 24V PULSE O 4 MOT PB 24V PULSE O 1 5V 5V 5V CN3 2 DCU_IN OUT PULSE PULSE VO DCU 3 DCU_CLK CLOCK CLOCK O 4 DGND DGND DNGD CN4 1 24V 24V 24V PICK UP 2 CLUTCH 24V L O 1 CASET 1 H L I CN5 2 CASET 2 H L I CASSETTE 3 CASET 3 H L I 4 DGND DGND DNGD Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting 5 5 Troubleshooting of Video Controller Most electronic products are sensitive to connectors and assemblies that are not complete seated Therefore before starting the troubleshooting procedure do a mechanical check of all the connectors and assemblies to make sure that everything is properly seated 1 For a complex malfunction check first for a bad weld short circuit or loose wire on the solder area of the board 2 Input low level is standard for the TTL logic level below 0 8V Input high level is standard for the TTL logic level above 3 5V But for PowerPC 603e the input low level is less than 0 8V and the input high level is more than 2 0V 3 USE an oscilloscope or logic analyzer for inspecting the crystal oscillator or its waveform 5 5 1 Troubleshooting Flow Chart Turn off power and turn on again in approx 5 seconds and wait 1 minute Does it light up the backlight of LCD Go to Power Error
96. ND 3 5V 5V 5V CN506 1 5V 5V 5V TONER 2 TONER H L O 3 AGND AGND AGND Samsung Electronics 5 9 Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting CONNECTOR PIN NO DESCRIPTION IDLE ACTIVE IN OUT 1 DGND DGND DNGD 2 VDO H L O 3 LDON H L O 4 DPI SEL H L O CNO 5 5Vs 5V 5V LSU 6 HSYNC H L I 7 NC E 8 LSU CLK CLK O 9 LREADY H L I 10 PMOTOR 24V 24V _ 11 AGND AGND AGND 5 12 24VS2 24V 24V 13 STACKER H L 14 DGND DGND DGND 15 5V 5V 5V 16 KEY_DEV H L 17 DGND DGND DGND 18 5V 5V 5V i 1 EBUSY H L O 2 17 19 20 21 222324 DGND DGND DNGD 3 EMSG H L O 4 EXIT PAP H L O 5 CCLK H PULSE I CN10 6 PRINT H L I VIDEO T H L I CONTROLLER 8 CPRDY INTERFACE 9 PSYNC H O 10 READY H L O 11 HSYNC H L O 12 NC NC NC 13 15 16 18 25 2728 5V 5V 5V 14 CMSG H I 5 10 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 5 4 3 S C F Board Connector Pin Assignment Troubleshooting CONNECTOR PIN NO DESCRIPTION IDLE ACTIVE IN OUT 1 5V 5V 5V 2 AGND AGND AGND CNI 3 24V 24V 24V ENGINE 4 STS_SCF PULSE PULSE O JONIT BOARD 5 CMD SCF PULSE PULSE I INTERFACE 6 OPT CLK PU
97. O GUIDE DEV L MEA UNIT GUIDE DEVE R SPRING PS G DEV PMO GUIDE DEV R MEA UNIT HOLDER TR R SPRING PLATE TR SPRING TR R PMO BUSH PMO HOLDER TRR MEA UNIT HOLDER TR L SPRING TR_L PMO BUSH PMO HOLDER TRL MEA UNIT GUIDE P UPPER IPR GUIDE P UPPER UNIT AGITATOR BRUSH G P ELA HOU MP TRAY PHOTO INTERRUPTER SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE RING E SOLENOID MP CBF HARNESS MP SPRING C O COM SPRING KNOCK UP MP SPRING F P MP BEARING PICK UP GEAR CAM IPR K UP PLATE MP IPR BKT SOLENOID MP ICT SHAFT PICK UP MP PMO FRAME MP PMO BUSHING K UP MP PMO IDLE PICK UP MP PMO HOUSING P UP MP PMO LIMIT SOLENOID PMO HOLDER PAD MP PMO BKT HOLDER MP PMO ACTUATOR EMPTY PMO SUB GUIDE MP PMO GUIDE RING PMO ACTUATOR PAPER RPR PAD KNOCK UP MP RPR RUBBER P UP MP RPR FRICTION PAD MP ELA HOU BRKT DUPLEX SCREW TAPTITE SCREW TAPTITE RING CS RING E fc No a AA AAJ gt fafa 212 1212121212122 212 21 1 2 4 a Ja a fof a a fa Jo fy Ifa 12121212 212 F 21212 21812 2121218121212 121 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com All parts list ELA HOU ENGINE 7300 SOLENOID DUPLEX SPRING SOLENOID DP S
98. OPT 1 X 945 PBA SUB CASSETTE 1 X 946 FOOT RUBBER SCF 4 X 947 SPRING IDLE SCF 1 x 948 IPR SCF MOTOR 1 1 x 949 IPR INSULATOR SCF 1 x 950 CBF HARNESS SCF GND 1 x 1001 SCREW MACHINE 2 x 1002 SCREW MACHINE 3 x 1007 SCREW TAPTITE 2 x Samsung Electronics 6 27 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Frame SCF Ass y Parts List Location NO 1007 1007 1007 1007 1007 1007 1007 1015 1015 1015 1015 1015 1015 1015 1015 1015 1022 1022 1022 1023 6 28 Description SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE RING E RING E RING E RING E 2 UNA P NS NN N N N N O N gt x gt X X X X X X X X X X x X X X X gt x gt Remark Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Exploded Views 6 12 Cassette SCF Ass y a p 978 980 1001 Samsung Electronics 6 29 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Cassette SCF Ass y Parts List 950 MEA RACK CAST SCF x 951 IPR KNOCK UP SCF x 952 RPR CORK KNOCKUP 1 X 953 SPRING SCF K UP 1 X 954
99. P 1 3W TO 126 16 KSD1691 NPN 1 3W TO 126 BK 160 KSD526 NPN 30W TO 220 BK 120 2 TR 150mW DIP 4 ST TR 75mW DIP 4 BK TR 25 BK 74HC10 NAND GATE DIP 14P 300MI 74HCT574 D FLIP FLOP DIP 20P 3 74HC245 TRANSCEIVER DIP 20P 30 74HC4060 BINARY COUNTER DIP 16 7406 BUFFER DRIVER DIP 14P 300 88C4316 8BIT DIP 64P 3MHz ST SLA7026M LF871 ZIP 18P SING 27E512 64Kx8BIT DIP 28P 600MIL 324 DIP 14P 300MIL QUAD 100V m 393 DIP 8P 300MIL DUAL 36V CMO 7818 TO 220 3P PLASTIC 17 3 5 6Kohm 5 3200K 2 1mW C TP 3300hm 5 1 8W AA TP 1 8x3 2mm 3300hm 5 1 8W AA TP 1 8x3 2mm 3900hm 5 1 8W AA TP 1 8x3 2mm 2 4KOHM 5 1 8W AA TP 1 8X3 2MM 15KOHM 5 1 8W AA TP 1 8X3 2MM 15KOHM 5 1 8W AA TP 1 8X3 2MM 680KOHM 5 1 8W AA TP 1 8X3 2MM 100HM 5 1 2W AA TP 2 4X6 4MM 3830HM 5 1 2W AA TP 2 4X6 4MM 100KOHM 5 1 2W AA TP 2 4X6 4MM 1MOHM 5 1 2W AA TP 2 4X6 4MM 1 2KOHM 5 1 8W AA TP 1 8X3 2MM 100KOHM 5 1 8W AA TP 1 8X3 2MM 1000HM 5 1 8W AA TP 1 8X3 2MM 1000HM 5 1 8W AA TP 1 8X3 2MM 1000HM 5 1 8W AA TP 1 8X3 2MM 1000HM 5 1 8W AA TP 1 8X3 2MM 10KOHM 5 1 8W AA TP 1 8X3 2MM 10KOHM 5 1 8W AA TP 1 8X3 2MM 10KOHM 5 1 8W AA TP 1 8X3 2MM 10KOHM 5 1 8W AA TP 1 8X3 2MM 10KOHM 5
100. PBA SUB DISP PANEL ROUND RED Y GRN 5mm 630 569nm Electrical Parts List CONNECTOR HEADER BOX 10P 1R 2mm ANGLE SN CONNECTOR HEADER BOX 20P 2R 2mm ANGLE SN PRA AUTO PANEL ML 165 SEC USA PCL6 TR SMALL SIGNAL KSC1008 NPN 800mW TO 92 TP 120 1500HM 576 1 4W AA TP 2 4X6 4MM 1000HM 5 1 8W AA TP 1 8X3 2MM 10KOHM 5 6 1 8W AA TP 1 8X3 2MM 1200HM 5 1 4W AA TP 2 4X6 4MM 5100HM 5 1 8W AA TP 1 8X3 2MM C CERAMIC MLC AXIAL 10nF 0 05 500V X7R TP 5 1x6 4x C AL SWITCH TACT CBF HARNESS PCB PANEL DESCRIPTION PBA SUB DISP LCD 47uF 2096 10V GP TP 6 3x5mm 2 5 12V 50mA 160gf 6X6X3 6mm SPST ML 80 JUMPER AWG22 52mm SILVER ML 165 FR 1 IL T1 6mm 77X75mm CONNECTOR HEADER BOX 10P 1R 2mm ANGLE SN SCREW TAPTITE BH B M3 L8 CBLACK SWRCH18A DISPLAY LCD MODULE ML 165 PC0802LYS AEB B R2 BLK PMO SPACE LCD ML 80 ABS HB ML 165 SEC USA PCL6 10KOHM 5 6 1 8W AA TP 1 8X3 2MM PRA AUTO LCD R CARBON C CERAMIC MLC AXIAL 10nF 0 05 500V X7R TP 5 1x6 4x PCB PANEL LCD DESCRIPTION PBA SUB TONER ML 165 FR1 1L T1 6mm 59 5X39mm TR SMALL SIGNAL KSC945 G NPN 250mW TO 92 TP 20 LED IR PHOTO TR R CARBON R CARBON R CARBON R CARBON PCB TONER ROUND 5 20 5 NPN 30V 4V 50mA 150mW BK 1000HM 576 1 4W AA TP 2 4X6 4MM 1000HM 5 1 8W AA TP 1 8X3 2MM 10KOHM 5
101. PMO GUIDE SIDE 1 X 955 RPR CORK PAD 1 X 956 PMO FRAME PAD 1 X 957 SPRING PAD 1 X 958 PMO GUIDE PAPER1 1 X 959 PMO DUMMY ENV 1 X 963 IPR PLATE LEVER 1 X 964 PMO LEVER REAR 1 X 965 SPRING IDLE SCF 3 x 966 PMO GUIDE REAR3 1 x 967 PMO GUIDE REAR2 1 x 968 PMO GUIDE LOCK 1 X 969 IPR PLATE PAPER 1 X 970 SPRING LOCKER PLATE 1 X 971 PMO LOCKER PLATE 1 X 972 SPRING SCF LEVER 1 X 973 PMO BUSH K UP 2 X 974 PMO LINK LEVER 1 X 975 IPR PLATE SUB K UP 1 X 976 PMO CAP PLATE K UP 1 X 977 PMO ROLLER FD R 1 X 978 SPRING SUB PLATE 2 X 979 ICT SHAFT SPR K UP 1 X 980 PMO LEVER PAPER S 1 X 981 PMO SUB GUIDE CAST 1 X 982 PMO WINDOW PAPER 1 X 1001 SCREW MACHINE 1 X 1007 SCREW TAPTITE 1 X 1007 SCREW TAPTITE 2 X 1007 SCREW TAPTITE 2 X 1013 SCREW TAPTITE 1 X 1022 RING E 1 X 1 X 950 1 MEA RACK FRAME PAD 6 30 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting 5 Troubleshooting 5 1 Print Quality Error status Check Solution 1 Check HVPS output voltage 1 Refer to HVPS output spec D 2 Check terminal contact for Replace the engine board ark Image HVPS Refer to 4 11 2 Fix the terminal to contact well 1 Check the toner quantity 1 Replace image cartridge Light Image 2 Check HVPS output voltage 2 Refor to HVPS output spec 3 Check the terminal contact for Replace the engine board HVPS 3 Fix the terminal to contact well Horizon
102. PRING PLATE K UP BELT TIMMING GEAR EXIT U ID GEAR DP IDLE GEAR DUPLEX IPR BRKT DUPLEX IPR LINK DUPLEX ICT SHAFT BELT ICT SHAFT BELT2 ICT SHAFT SWING GEAR LOWER PMO BEARING LARGE DP PMO BEARING SMALL DP PMO PULLEY DUPLEX ELA HOU FRAME BASE IN PPR INSULATOR PCU PBA MAIN ENGINE 7300 MEA UNIT SHIELD PCU SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE CBF HARNESS DUPLEX GND SPRING FRONT DP BELT TIMMING GEAR DUPLEX IPR BRKT SUPPORTER IPR GUIDE DUPLEX IPR GUIDE FRONT DP IPR SHIELD PCB IPR SPRING UPPER DP IPR BRKT IDLE ROLLER IPR SHEET FRONT DP PMO ACTATOR FRONT DP PMO GUIDE UPPER DP PMO LEVER OPEN DP PMO BEARING LARGE DP PMO PULLEY DUPLEX PMO ROLLER UPPER DP PMO ACTUATOR EMPTY PMO IDLE ROLLER RPR CUSHION GUIDE RCT ROLLER LOWER DP PHOTO INTERRUPTER FAN DC SCREW MACHINE SCREW MACHINE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE
103. Prnirq 15 45V DGND nPrnCS 4 5V DGND nPrnRE 50 5V DGND nPrnWE 51 5V DGND nResetln 39 5V DGND 5 3 58 59 60 5V 5V DGND 8 12 16 48 52 56 DGND DGND RxD 1 5V Pulse Serial Connector TxD 2 45V Pulse O CN6 5V 3 5V 5V DGND 4 DGND DGND Samsung Electronics 10 3 Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information 10 3 Troubleshooting of Network Card 10 3 1 Troubleshooting Flow Chart Turn off power and turn on again in approx 5 seconds and wait 1 minute Does it light up the LEDs No Go to Power Error Go to System Error Go to Network Error Is it possible detecting using syncThru from PC Go t PHY Chip Error Is it possible printing through network Go to Shared Memory Interface Error Co x Esau 10 4 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information Power Error Power Error Check the BD1 of the Network Card Is it short between 5V and GND in the Network board Go to System Error or Network Error R Go to System Error or Network Error eplace the board Section Section Network board s input voltage 5V No Samsung Electronics 10 5 Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information System Error CPU 026 Flash ROM U19 DRAM
104. R PMO CAP TERMINAL TR ICT SPACER FRAME IPR GROUND EXIT ROLL PMO COVER EXIT MEA RACK EXIT ROLLER PMO ROLLER FD R PMO ROLLER FD F PMO HOLDER EXIT ROLL SPRING EXIT ROLL FD ELA HOU DEV KEY ACTUATOR DEV KEY SPRING C O PHOTO INTERRUPTER CBF HARNESS DEV KEY HOLDER ACT KEY ELA HOU CONTROLLER PBA MAIN CONTROLLER IPR BKT SERIAL IPR BRKT ICU B IPR BKT NETWORK IPR GROUND ICU IPR SHIELD ICU CBF HARNESS DUPLEX GND PMO GUIDE EXIT FD PMO LEVER STACKING2 PMO LEVER SEESAW RCT ROLLER EXIT FD MEC BEARING EXIT GEAR EXIT PMO CAP WIRE LSU IPR PLATE GRIP CST MEA UNIT GUIDE DEV SPRING PS G DEV PMO GUIDE DEV R IPR GND SHIELD SMPS IPR GROUND DU BRKT IPR GROUND FUSER PMO CAP WIRE CST MEA UNIT GUIDE DEV L SPRING PS G DEV PMO GUIDE DEV L MEA RACK ROLLER TR MEC ROLLER TRANSFER MEA UNIT HOLDER TR L PMO HOLDER TR L PMO BUSH SPRING TR L MEA UNIT HOLDER TR PMO BUSH SPRING TR R SPRING PLATE TR PMO HOLDER TR R GEAR TRANSFER RING E PHOTO INTERRUPTER ELA HOU PTL PBA SUB PTL JC97 01034A HK XX XA Xx x x JC92 01282A JC70 10933A JC70 10932A JC70 10930A JC72 41228D JC72 41189A JC73 30906A JC66 40209A x JC97 01403A x JC97 01402A x JC97 01094A JC75 10954A JC97 01406A x x JC97 01404A JC66 40947A x JC96 01978A sooo nnn Aa i i i pp LA L l L L l L l L L l L L l l L L l l L l l L l
105. RAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF
106. RING CS OPEN SPRING HOOK LEVER2 LABEL P LSU CLEAN PMO STOPPER HINGE PMO COVER TOP IPR SPRING HINGE ELA UNIT PNL amp LCD PMO LCD LOCKER SPRING LCD LOCKER PMO HOUSING PANEL L CBF HARNESS LCD PBA SUB DISP LCD PMO WINDOW PANEL PMO HOUSING PANEL U PMO KEY ONLINE PMO KEY SEESAW PBA SUB DISP PANEL IPR INSULATOR PANEL CBF HARNESS PANEL PMO HOLDER CLEANER LSU MEA UNIT RACK COVER REAR ICT BRKT REAR COVER PMO COVER REAR SPRING REAR PMO GUIDE INNER DP PMO BEARING LARGE DP PMO ROLLER UPPER DP GEAR DUPLEX PMO IDLE PICK UP SPRING FEED ROLL IPR SPRING UPPER DP RCT ROLLER REAR DP MEA RACK COVER LEFT PMO COVER LEFT PMO AIRDUCT PMO COVER RIGHT MEA RACK COVER FRONT PMO COVER FRONT PMO LINK TRAY PMO BOTTOM POWER SPRING CS PMO STRIPE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE Code JC96 01535B JC96 01535C JC96 01535M JC97 01025B x x JC72 40941E JC97 01024B JC72 40957D JC72 41004A 4 4 4 4 4 4 4 4 4 4 4 4 4 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 3 3 1 1 1 1 1 1 1 1 2 1 1 1 Exploded Views amp Parts List Remark 7300N XEF Only 7300N XEC Only x gt x X X X gt x O X X O X O O X X O X X X X X X X X X X X O X X X X X X X X X X X X X O X X X X X X X X X gt x O O O 6 5 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts Li
107. RING E GEAR 118 23 GEAR RDCN OPC GEAR IDLE 97 GEAR IDLE FU GEAR OPC DRV2 GEAR FUSER DRIVE GEAR OPC DRIVE 12 GEAR FEED DRIVE IPR BRACKET MOTOR J IPR BRACKET MOTOR 21 ELA HOU CONTROLLER N ELA HOU FUSER ASS Y PBA ETC POSTSCRIPT PBA MAIN CONTROLLER ELA HOU ABZO SCREW MACHINE CAP BRKT NET OPT PBA SUB NPC NEC MEA ETC CONTROLLER BRKT N SCREW TAPTITE IPR BKT SERIAL MEC BRKT ICU amp GASKET IPR BRKT ICU B RPR GASKET ICU 10 RPR GASKET ICU 20 RPR GASKET ICU 90 LAMP HALOGEN SCREW TAPTITE SPRING RAIL ELA HOU COV FU UPPER THERMOSTAT SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE IPR ELECTRODE FU R IPR ELECTRODE FU L IPR ELECTRODE M PMO COVER FUSER UP PMO CAP TERMINAL ELA HOU FRAME FUSER THERMISTOR NTC SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SCREW TAPTITE SPRING PR 7300 BEARING PRESSURE R BEARING H R L BEARING H R R GEAR FUSER IPR FRAME FUSER IPR SPR THERMISTOR PMO GUIDE FRONT PMO RAIL FUSER L PMO RAIL FUSER R RCT ROLLER HEAT MEC ROLLER PR 7300 MEA RACK COV FU LOW SPRING SAPERATION SPRING FUSER EXIT BEARING EXIT FU L BEARING EXIT FU GEAR EXIT LABEL FELT PMO GUIDE CLAW
108. Rear Release the Cover Rear from the hinge Hinge 4 6 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 4 Video Controller board Joint board After removing external cabinet see the 5 screws and you should remove them The Shield ICU is important for EMI and protection for Controller Shield ICU Joint Board After removing Shield ICU you can see the assembled controller Unplug the panel cable and engine I F cable with care and remove the screws from the frame Panel Cable RAM Simm Socket Controller Board Engine UF cable Frame ICU Flash SIMM or Postscript SIMM Socket Samsung Electronics AT Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly Remove the screws which hold the Bracket ICU to the frame and detach controller from the frame You can see the Frame ICU Screw Parallel I F K we Reserved for Network Ground ICU r CPU Connector for Network Hyper chip Video Controller Board ASIC SPGP1 4 8 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 5 Fuser Ass y mJ Open the Cover Rear and see the screws and unscrew and remove the Cover pcb Cover PCB for engine
109. TL TEST SHIFT DOWN Decrement DCU Code No 15 Cassette sensor TEST 17 Enter Dark Light UP Bright Light 2nd LED ON OFF SHIFT STOP Light OFF 3nd LED ON OFF UP Increment DCU Code No 00 Main Motor SHIFT DOWN Decrement DCU Code No 16 Fan Speed TEST 2 6 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Precautions 1 Precautions 1 1 Safety precautions Read each caution carefully pa Do not use the pinter near water or when exposed to inclement weather 2 Do not place this printer on an unstable cart stand or table the product may fall causing serious damage to the product W Slots and openings on the cabinet are provided for ventilation To ensure reliable operation and to protect the printer from overheation do not block or cover any of these openings Do not place the printer in an enclosure unless the enclosure providesadequate ventilation 4 Never push any kind of objects into the printer through the cabinet ventilaition slots as they may touch dangerous hihg voltage points create short circuits cause a fire or produce an electrical shock Never spill any kind of liquid on the printer Do not place the printer in a lacation where someone may trip on the cord ON Select a work surface that is lartge enough to hold the printer I Operate this printer using the power source 110V 220V etc indicated on the marking label If you
110. V SUPPLY VOLTAGE ON LSU OPERATING TEST PICKUP CLUTC ON PAPER EMPTY SENSOR TEST FEED amp EXIT SENSOR TEST COVER OPEN SENSOR TEST FUSER TEST HOT BURN TEST CLEAN MESSAGE PRINT TRIGGER amp ON DUTY GREEN STATUS CODE 88 GREEN MODE READY 99 GREEN MODE WARM UP THE CONTROL CODES 13 amp 14 ARE USEFU FROM THE EPROM VERSION 5 X X FOR THE ENGINE BOARD DCU MODE UP C IFYOU ENTER THE DCU MODE READE LEGAL READE LETTER READE A4 READE EXECUTIVE READE B5 PRINT START PRINT START MAMUAL PRINT START 2 nd PAPER FEED SENSOR I st ON FEED SENSOR I st OFF FEED SENSOR I st ON 2 nd PAPER FEED SENSOR I st OFF 2 nd PAPER FEED SENSOR 2 st ON FEED SENSOR 2 st ON 2 nd PAPER FEED SENSOR 2 st OFF PAPER OUT OPEN FUSER ERROR LOW HEAT ERROR OVERHEAT ERROR WARM UP COVER OPEN ERROR SLEEP MODE NO PAPER or CASSETTE PAPER JAM 0 PAPER JAM 1 PAPER JAM 2 MANUAL PRINT MODE LSU NOT READY SHIFT STOP ENTER O C TURNTHEPOWER SWITCH ON WITH HOLDING THREEKEYS DOWN lt Fig 1 1 ML 80 DCU gt Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 2 2 2 List of code description Reference Code Description 1 DIAGNOSTIC CODE 2 STATUS CODE 00 MAIN MOTOR OPERATING 78 SYSTEM ERROR 01 MAIN HIGH VOLT
111. ad Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 7 Fuser Ass y 6 18 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Fuser Ass y Parts List 0 A ELA HOU FUSER 220V JC96 02033A 1 220V ELA HOU FUSER 110V JC96 02034A 1 5 110V 1 IPR ELECTRODE FU L 1 X 2 IPR ELECTRODE FU R 1 X 3 IPR ELECTRODE M 1 X 4 PMO COVER FUSER UP 1 X 5 PMO CAP TERMINAL 1 X 6 IPR SPR THERMISTOR 1 X 7 THERMISTOR NTC 1404 001121 1 O 8 THERMOSTAT 150C 4712 000001 1 O 9 RCT ROLLER HEAT JC73 30904A 1 O 10 MEA ROLLER PR JC75 00101A 1 O 11 SPRING P R 2 X 12 SPRING RAIL B 2 X 13 BEARING PRESSURE R JC66 10901A 2 O 14 BEARING H R L JC66 10902A 1 O 15 BEARING H R R JC66 10903A 1 O 16 GEAR FUSER JC66 40913A 1 O 17 IPR FRAME FUSER 1 X 18 PMO GUIDE FRONT 1 X 19 PMO RAIL FUSER L 1 X 20 PMO RAIL FUSER R 1 X 21 SPRING ACTUATOR 1 X 22 PMO ACTUATOR EXIT 1 X 23 PMO GUIDE REAR 1 X 24 SPRING SAPERATION 4 X 25 BEARING EXIT FU L 1 X 26 BEARING EXIT FU 1 X 27 PMO GUIDE CLAW 4 X 28 PMO COVER FUSER LOW 1 X 29 ROLLER EXIT 3 X 30 SPRING FUSER EXIT 3 X 31 RCT ROLLER EXIT FU 1 X 32 GEAR EXIT U ID 2 X 33 GEAR EXIT IDLE Z17 2 X 34 PMO BRKT FUSER GEAR 1 X 35 LAMP HALOGEN 220V 4713 001072 1 O 220V LAMP HALOGEN 110V 4713 001073 1 110V 36 RING CS 4 X 37 GEAR EXIT X S1 SCREW TAPTITE X S2 SCREW TAPTITE X S3 SCR
112. blogspot com Exploded Views amp Parts List 6 1 Main Ass y Samsung Electronics 6 2 Download Service Manual And Resetter Printer at http printer1 blogspot com Main Ass y Parts List Location NO A MAIN SET ELA HOU COVER HOUSING UNIT LSU MEA RACK COVER LEFT ELA HOU DEVE UNIT D ELA HOU BRKT MOTOR ELA HOU MP TRAY MEA RACK COVER FRONT MEC COVER TRAY MEA RACK FEEDER CST MEA RACK PICK UP PMO FRAME BASE PMO COVER RIGHT MEA RACK COVER REAR ELA HOU FUSER ASS Y ELA HOU FUSER ASS Y MEA RACK CAST SCF MEA RACK SCF AS Y Samsung Electronics x JC59 00005A JC96 01025B JC96 01951A JC96 01055A JC97 01024B JC97 01023C JC97 01039A JC72 40941E JC97 01026B JC96 02033A JC96 02034A x Indicate part is for electrical safety components Exploded Views amp Parts List X O O X O O O X O O X O O O 220V O 110V X X 6 3 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 2 Cover Ass y Samsung Electronics 6 4 Download Service Manual And Resetter Printer at http printer1 blogspot com Cover Ass y Parts List Location NO 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2 10 2 11 Samsung Electronics ELA HOU COVER OUSING ELA HOU COVER TOP ELA HOU COVER TOP ELA HOU COVER TOP MEA RACK COVER OPEN PMO COVER OPEN PMO BUTTON OPEN SP
113. cs printer1 blogspot com Download Service Manual And Resetter Printer at http Schematic Diagrams Main Circuit Diagram 3 12 1 2 3 4 5 6 7 A vec i MCE vec vec Les R136 foon 10K vec 21 Re FS781BZB R147 Bl k B2 lt B4 2 og 68 1 9 em a gt XIN VDD mm cr qlo C137 1 c123 R139 20131 toon Z al 685 Em SO 108 SA Our B137 Ad 0502 S1 FSOUT t Ap OP gt ols 177 502 77 tie vssp EU haan 177 U21 1 SR238 7474 ee SYSCLK D gt yr Opo R145 177 2 2K PR GND 177 hm LO CLK a 7 o 33oF L c135 Less RST 270pF Leo SAF KAPE 177 NC 737 N C a pr vec 8 amp 8 eI gt g 54c lis R227 C o CLR 10K N C MET og 12 D Q 9 is erue e Pg Ba ug JIP Hersw m es TUA 27 P 1 BE ook 084 i ZE ONF gt F RST E E 477 p vec PR 16 Z RRIS 031 1 4 1 RESIN vec 8 1414 262 2 4 2 rer sense gt o a gt nRESET _Lc212
114. e 2 Paper is stopped before feed sensor 1 1st cassette feeding 1 Check the operation of Pick up Clutch Refer to DCU mode 06 2 Check PAD of Pickup roller E NI Replace the Pick up solenoid on Engine Board Refer to 4 11 Replace PAD Refer to 4 7 6 5 3 Check the Gear of Pickup Unit 3 Replace Pickup Unit Gear Refer to 4 7 6 5 4 Check paper installation in cassette 4 Install paper properly 2 Multi purpose feeding 1 Check the operation of 1 Replace MP solenoid multi purpose Clutch Refer to DCU mode 13 Check MP solenoid The resistance of MP solenoid 70 8092 2 Check PAD of Pickup roller 3 Check Joint board Measure the CN503 2pin 4 Check the Gear of multi Purpose Pickup Unit 5 Check cable connection or wire defect NI If not normal operation after replacing it replace the engine board Refer to 4 11 Replace PAD Refer to 4 9 6 4 Replace Joint board Refer to 4 4 Replace Pickup Unit Gear Comnect the cable correctly or replace the cable 3 Second cassette feeding 1 Check Pickup Clutch for SCF The resistance of SCF solenoid 70 8092 2 Check PAD of Pickup roller 3 Check the Gear of pickup Unit 4 Check paper installation in cassette 5 Check cable connection or wire defect NI Replace the pick up clutch for SCF If not improved replac
115. e SCF board Replace PAD Refer to 6 11 Replace Pickup Unit Gear Refer to 6 11 Reinstiall paper properly Connect the cable correctly or replace the cable Jam 1 Paper is stopped on feed sensor E Check the Feed sensor Refer to DCU mode 08 Check the Feed Sensor actuator Check the paper installation in cassette Wn pa NI Replace Feed Sensor Refer to 4 11 Replace Feed Sensor actuator Refer to 4 11 6 2 Reinstall paper properly 5 6 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting Error status Check Solution Refer to DCU mode 00 1 Check the supply voltage 24 V dc Engine board CNI 2 5 pin 2 Check the Motor cable for cuts or pinched wiring DN Replace to cover open unit Replace cable Replace Motor Replace Engine board Main Motor 3 Check the resistance for Motor between Replace Motor Drive Unit pin No 1 to 3 4 to 6 Refer to 4 6 6 9 The resistance of motor 322 approx 4 Check the Engine board 5 Check Gear of Motor Drive Unit Check all the gear for correct installation 1 1 st Cassette Feeder 1 Check the paper empty sensor 1 Replace the paper empty sensor on Refer to DCU mode 07 Engine board 2 Check the paper empty sensor actuator
116. er toner may contaminate LSU window Open the Cover Top and you should insert one paper into the inner like above figure Open the Cover Rear and remove the Cover PCB Screw wires After removing Cover Rear disconnect all wires from the PCU and then remove the screw of Ground Shield SMPS Turn over the printer 4 22 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly Bar Cross Bottom Screw CST Sensor After turning over remove Bar cross Bottom by unscrewing them 8 screws Next remove the CST Sensor and remove the screws in the PCU which are black colored screws Samsung Electronics 4 23 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly After unscrewing lift the PCU like above figure And you can see the connector which are LSU s and Video I F s Unplug them with care Be careful not to be hurt to your hands when you disconnect the wires because the connection is tight and you may pull the connectors strongly 4 24 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly PCU room lt PCU Ass y gt Above is to show the disassembled PCU and Frame PCU Ass y has some sensor some actuator solenoid and Shield plate and HVPS circuit
117. er1 blogspot com NETWORK CARD PBA 100BASE LOCATION NO Q ty SEC CODE 2007 002826 2011 001094 2011 001094 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000192 2203 000316 2203 000476 2203 000476 2203 001002 2203 001002 2203 001002 2404 000128 2404 000128 2404 000128 2703 000125 2703 000125 3301 001312 Samsung Electronics DESCRIPTION R CHIP 110OHM 1 1 10W DA TP 2 R NETWORK 390hm 5 1 16W L CHI R NETWORK 390hm 5 1 16W L CHI C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CERAMIC CHIP 100nF 80 20 5 C CE
118. esetter Printer at http printer1 blogspot com Disassembly Screw Screw After removing Cover Front detach the MP ass y by unscrewing 4 screws Before detaching MP Ass y unplug the MP solenoid and MP sensor connector from the Joint Board lt MP Ass y gt Samsung Electronics 4 19 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 10 Control Panel LCD Ass y Cover Top Cover Open First lift up Cover Main and see the panel wire and disconnect the wire from the panel board And next step is to remove the panel board which is located in the Cover Top Control panel consists of LCD ass y and Key8LED ass y Remove Key amp LED ass y and remove LCD ass y 4 20 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly LCD Ass y Cover Top After removing Key amp LED ass y release the hook of LCD ass y from Cover Top and see the hinge for LCD ass y in the cabinet and release them You should spread the hinge of LCD ass y But be careful not to damage the hinge Samsung Electronics 4 21 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 11 Engine Controller Board Paper In order for disassembling PCU the printer should be turned upside down When turned ov
119. inute Interface FDC Floppy Disk Controller PQFP Plastic Quad Flat Package FDD Floppy Disk Drive QFP Quad Flat Package FL Fluorescent Light Lamp RAM Random Access Memory HDD Hard Disk Drive ROM Read Only Memory HPF High Pass Filter RTC Real Time Clock SCSI Small Computer Systems SBM Secondary Bus Master Interface SIO Serial Input Output Controller TSTN Triple Super Twisted Nematic SOP Small Outline Package UHF Ultrahigh Frequency SSOP Shrink Small Outline Package VCO Voltage Controlled Oscillator STN Super Twisted Nematic VESA Video Electronics Standard Association SCC Serial Communications VGA Video Graphics Array Controller TFT Thin Film Transistor VHF Very High Frequency TS Tri State XO Crystal Oscillator TSOP Thin Small Outline Package 2 2 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Reference 2 2 Diagnostic Control Unit 2 2 1 Abstract The diagnostic Control Unit DCU is useful for troubleshooting the Laser beam printer ML Series engines and for checking printer status The DCU can be used in common for ML series but each model has several different code description Refer to the code description for ML 7300 in next page 7 ML 80 DIAGNOSTIC CONTROL UNIT QUICK REFERANCE BIAS 3 LSUREADY LSUMT amp LD LSU MOTOR PAPER EMPTY O STATUS O DIAGNOSTIC MAIN MOTOR OPERATION MAIN HIGH VOLTAGE ON TRNSFER HIGH VOLTAGE ON THV REFERANCE VOLTAGE DE
120. l l l l l l l l l calc X O X X O X X x X O X X x O O O X X O X X X X X X O X x O X O O O X X O X O X O O X X X X X X X X X X X O X X x x gt x gt Remark UNABLE UNABLE UNABLE UNABLE UNABLE Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Frame Ass y Parts List Location NO SEC Code Q ty Remark 66 2 PMO COVER QUENCHING bi 1 x 67 PMO LEVER STACKING1 JC72 41188D 1 O 68 MEC BRUSH JC75 10923A 1 O 69 ELA HOU FUSER TERMINAL JC96 01980A 1 O 69 1 CBF HARNESS FUSING JC39 40522A 1 O 69 2 IPR TERMINAL FU 2 x 69 3 PMO HOUSING TERMINAL 1 x 70 GEAR DP IDLE j 1 X 71 SPRING CLUTCH 2 x 72 GEAR EXIT IDLE Z17 1 X 73 RING CS 8 x 74 GEAR EXIT U ID JC66 40211B 2 O 51 SCREW TAPTITE bi 1 x 52 SCREW TAPTITE li 2 X S3 SCREW TAPTITE E 1 X S4 SCREW TAPTITE Y 3 X S5 SCREW MACHINE 1 S6 SCREW TAPTITE 3 x S7 SCREW TAPTITE 2 X 58 SCREW TAPTITE 1 x 59 SCREW MACHINE i 2 x 510 SCREW TAPTITE 1 x 2 X 511 SCREW TAPTITE Samsung Electronics DD 641 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 4 Cassette Ass y 6 12 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Cassette Ass y Parts List 1 MEA RACK FEEDER CST JC75 01023C 1 O
121. level Low Check the R68 R69 R70 R72 R73 R92 R127 and R128 Check the 11 connector and DRAM U18 Check the soldering status of the U22 If you can t repair the board Replace the board Samsung Electronics 10 9 Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information 10 3 2 Troubleshooting Table of Network Card No Error Type Check List Repair Power Connection Check the BD1 of Network Card The LEDs vCC voltage nominal is 5V level Refer to the section of Power Error 1 does notlit VCC voltage should be in the range between Troubleshooting up 4 75 and 5 25V Short between VCC and GND Repair board Reset Error Reset signal is normalhigh during operation System source clock is 33MHz Check point Y1 s pin 5 and U26 s pin 80 Replace the Y1 The status LED does output clock of U26 is 33MHZz Check the R102 and R122 If these two 2 not blinking The input clock of U26 is 33MHz resistors are OK then replace the board Check the ROM Chip select signals Pin no U26 75 and U19 26 Check the DRAM control signals pin no U26 89 95 96 99 100 and 018 13 14 36 37 38 Reset Error Reset signal is normal high during operation Check the Y2 R97 and R105 but the The input clock of U165 is 25MHz If these two resistors are OK then 3 LINK LED replace the Y2 does notit Check the R79 R80 and R11
122. lt 5 O lt N a c ao lt en ul Q3Aa33S3a SIHOIA 011 00 SOINO310313 INNSWYS Samsung Electronics Schematic Diagrams Main Circuit Diagram 2 12 vec LFS 5151048 10K 1910R 10 10K 33 SIZ 0 2 C175 C121 100nF 100nF nBG ats NTBST i34 B B nWAIT C173 C Bb am e Baar D D 2618 33 ZZZ DO D E a Kon ED EDIT 1 2000 8 29 2 SPGP 3 gt SIGN DRAMACO 11 lt NDRAMRAS 0 3 lt I A w E D nDRAMCAS 0 2 lt un 7 E SH N SH KIM SHLEE nDRAMWE lt A nROMCS 0 3 K DRAMD 0 31 7 TYPE a E REF NO SEC 2 11 2 Samsung Electroni
123. lt F_pst 177 3 U8 5 nROMCS 0 3 AM2SF 800B 70EC 2 70 74 45 10 RCS3 RIRA gt WR_FLASH3 ER 2 U6 2 12 R12 33 13 nRD gt RD_FLASH 74ACT32SCX R28 RIBS RI5 10K 10K ioe 10 2 5408 XC i 777 E vec RCS2 gt x 8 gt WR_FLASH2 ROMCS 0 R32 w gt RCSO dP ar m 2000 8 29 pROHCS CHO ma E 77 nF 14 74 045 74ACT32SCX RONCS 2 5 BT RB e gt RCS2 FLASH pe C331 03 C30 L C155 gt 51 H LO WR FLASHIs A H E 7300 22o 22o r 22pF 7 2 12 E SH KIM SH KIM Y SHLEE U6 4 p G G SPGP BOARD R159 100 NWR TAACT32SCX 737 i Ran 0 K VER 0 6 r 2 P REF NO SEC 4 11 4 Samsung Electronics printer1 blogspot com Download Service Manual And Resetter Printer at http Main Circuit Diagram 5 12 Schematic Diagrams
124. nS 5V 10 PLASTIC 0to 70C 100uUA CMOS ST R CHIP OOHM 5 1 10W DA TP 2012 R CHIP 1000HM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 330HM 5 1 10W DA TP 2012 C CERAMIC CHIP 100nF 1096 50V X7R TP 2012 PCB SUB POSTSCRIPT ML 6060 FR 4 4LAYER 1 6T 108x36mm LOCATION NO 05 U1 U2 U3 U4 R1 R3 R9 R10 R4 R5 R7 R12 R13 R14 R15 R6 C1 02 03 C4 C5 PS 3 PCB Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 7 7 DISP PANEL PBA LED1 CN1 CN2 SEC CODE 0601 000353 3711 000595 3711 000760 JC94 00969A 0501 000010 2001 000111 2001 000281 2001 000290 2001 000323 2001 000832 2202 000002 2401 001476 3404 000116 JC39 40511A JC41 10511A Q1 R4 R3 R11 R1 R2 R7 R6 R5 C2 04 05 C7 C1 SW1 SW8 JP1 JP2 JP3 JP4 JP5 JP6 7 8 DISP LCD PBA SEC CODE 3711 000595 6003 000119 JC07 20501A JC72 40265A JC94 00971A 2001 000290 2202 000002 JC41 10512A CN10 LCD MODULE LCD1 R10 06 7 9 TONER PBA SEC CODE 0501 000399 0601 001276 0603 001025 2001 000027 2001 000281 2001 000290 2001 000734 2201 000469 JC41 10520A JC70 10999A R2 R4 R5 R6 C1 BV Samsung Electronics a a LOCATION NO soo Nos LOCATION NO 1 1 1 1 1 3 1 1 1 3 LED DESCRIPTION
125. ne Controller Board Refer to Engine Controller Board disassembly 4 11 Samsung Electronics 4 27 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 13 Transfer Roller Ass y Holder Transfer Roller Open the Cover Top you can see colored levers at each side of Transfer Roller push the levers which is attached in the Holder transfer Roller to release the Ass y 4 28 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 3 Product Information Specifications are correct at the time of printing Product specifications are subject to change without notice See below for product specifications 3 1 General Specifications Description Letter Print Margin Print Width Min 75mm Max 213 Print Length Min 148mm Max 356 Dimension W XD e 427 X 442 X 301 without option cassette feeder e Net 16 5 Kg Max Weight e Gross 18 5 Kg Max eStand by Less than 30 dB Acoustic Noise ePrinting Less than 50 dB eSleep mode Background Noise Certification amp e110V UL CSA FDA FCC Part15 Compliance e220V TUV CE Power save mode eEnable Toner save mode eEnable Samsung Electronics 3 1 Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information 3 2 Controller Specification aaa aaa Processor CPU eMotorola Power PC 603e 100Mhz eROM 2MB flash Memory RAM
126. oad Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 11 Frame SCF Ass y 6 26 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Frame SCF Ass y Parts List 900 MEA RACK SCF ASS Y 1 x 900 1 MEA RACK FRAME SCF 1 X 902 PMO SENSOR LEVER 1 X 903 PMO SENSOR FRAME 1 X 904 PMO ARM ENV 1 X 905 IPR CASE TOP 1 X 906 PMO GUIDE ENV 1 X 907 IPR GROUND TOP 1 X 908 PMO HUB CLUTCH 1 X 909 PMO COLLAR CLUTCH PI 1 X 910 SPRING TS CLUTCH 1 X 911 GEAR P UP OPTION 1 X 912 PMO BEARING SHAFT 3 X 912 PMO BEARING SHAFT 1 X 913 PMO IDLE PICKUP 1 X 914 ICT PIN PARELLED P U 1 X 915 ICT SHAFT PICK UP 1 X 916 PMO P UP HOUSING 1 X 917 RPR PICK UP ROLL 1 X 918 GEAR FEED SCF 1 X 919 RPR FEED ROLLER 1 X 920 PMO IDLE FEED 2 X 921 PMO IDLE FRAME 1 X 922 PMO IDLE FRAME1 1 X 923 SPRING IDLE 1 1 X 924 SPRING IDLE 2 1 X 925 PMO GUIDE PAPER2 1 X 926 IPR SCF SOLENOID 1 X 927 GEAR IDLE SCF 1 X 928 GEAR IDLE Z 30 2 x 929 GEAR IDLE 19 1 x 930 IPR SCF MOTOR 1 x 931 PMO FRAME LEFT 1 x 932 PMO FRAME RIGHT 1 x 933 IPR GROUND FEED 1 x 934 IPR PUSH PLT SPRING 1 x 935 IPR BRKT PAPER SIZE 1 x 936 IPR GROUND BOTTOM 1 X 937 IPR CASE BOTTOM 1 X 938 MOTOR SCF 1 X 939 SOLENOID MAGNET 1 X 940 CBF HARNESS SCF MOT 1 X 941 CBF HARNESS SCF CST 1 X 942 CBF HARNESS SCF OPT 1 X 943 CBF HARNESS SCF FEED 1 X 944 PBA SUB SCF
127. or LSU disassembling disassemble the Cover Main you should take off the left and right cover There is wiring protection cover Cap Wire LSU for LSU wires Remove Cap wire LSU Samsung Electronics 4 15 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly There are two wires for LSU One is LSU motor and the other is Laser beam control The wires are wire to wire types You can easily disconnect the wires After disconnection unscrew and remove LSU Notice When you exchange he defective LSU unit for good you have to remove the slim film on the LSU lens gt If not no image is occurred because laser beam does not transmit the slim film 4 16 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 9 Multi Purpose Tray Remove the Cover main Hook See the Links which hold the MP tray in the both side Hold the Links and pull it to the arrow direction Hold the MP tray and pull it to the arrow direction Samsung Electronics 4 17 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly Screw Hook Cover Front After detaching the Tray MP see the screws and remove them Remove the hook and release the Cover Front by releasing the hook 4 18 Samsung Electronics Download Service Manual And R
128. otor connector from the motor Bracket Motor Ass y You can see the Bracket Motor ass y Motor and several gears are assembled in one gear bracket lt Bracket Motor Ass y gt 4 12 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly After removing the Bracket Motor ass y you can see the Cover Open Switch Unit Remove the SMPS Refer to SMPS 8 Bracket Duplex Ass y disassembly 4 12 Detach two Connectors form the SMPS Remove 2 screws and detach the unit from the frame Cover Open Switch unit Samsung Electronics 4 13 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 7 Pickup Ass y After running about more than 100 000 pages the pickup ass y may be needed to be replaced depending on feeding quality Remove the screw of Bracket Support and tension spring Pickup Ass y Tension Spring Screw Lift Guide Front Duplex and remove the 3 mounting screws of Pickup Ass y Guide Front Duplex Screws 4 14 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 8 Laser Scanner Unit x e i b cto a nf 3341 m bem F 131 Cover Top ee Cap wire LSU Laser Scanner Unit is located in the upper frame In order f
129. r ON OFF 1st LED ON OFF No Action Cover Open Sensor ON OFF 2nd LED ON OFF No Action Out Bin Sensor ON OFF 3rd LED ON OFF UP Increment DCU Code No 10 Fuser TEST SHIFT DOWN Decrement DCU Code No 08 Sensor Clutch 10 ENTER Fuser ON Lighten ON LED SHIFT STOP Fuser OFF Lighten OFF LED UP Increment DCU Code No 04 Dev SHIFT DOWN Decrement DCU code No 02 THV Negative 12 ENTER Duplex Clutch ON Lighten ON LED SHIFT STOP Duplex Clutch OFF Lighten OFF LED UP Increment DCU Code No 13 MP Clutch SHIFT DOWN Decrement DCU code No 11 Self Test 13 ENTER Multi Purpose Clutch ON Lighten ON LED SHIFT STOP Multi Purpose Clutch OFF Lighten OFF LED UP Increment DCU Code No 14 Thermistor 2 Test SHIFT DOWN Decrement DCU code No 12 Duplex Clutch 14 No Action Temperature lt 15 Ist LED ON No Action 15 lt Temperature lt 30 2nd LED ON No Action Temperature 30 3nd LED ON No Action Thermistor 2 Open All LED ON No Action Thermistor 2 Short All LED OFF UP Increment DCU code No 15 Cassette sensor TEST SHIFT DOWN Decrement DCU Code No 13 MP Clutch TEST 15 No Action Cassette Sensor 1 ON OFF 1st LED ON OFF No Action Cassette Sensor 2 ON OFF 2nd LED ON OFF No Action Cassette Sensor 3 ON OFF 3nd LED ON OFF UP Increment DCU Code No 16 Fan Speed TEST SHIFT DOWN Decrement DCU Code No 14 Thermistor 2 Test 16 Enter Fast Speed UP Low Speed 2nd LED ON OFF SHIFT STOP Fan OFF 3nd LED ON OFF UP Increment DCU Code No 17 P
130. rd Check the Y2 R97 and R105 Check the soldering status Replace the board Samsung Electronics 10 7 Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information PHY Chip Error PHY Chip Error Check the Network Board W Solering status U165 s input voltage 5V Check the filter L1 L2 Check the connector J1 s pin no 39 Check the U22 s pin no 123 Check the U22 s pin no 75 W Reset signal Nomally High during operation Check the Y2 R97 and R105 U165 pin no 82 s Reset input level High U165 pin no 53 s input clock 25MHz U165 pin no 36 and 43 s input clock 2 SMHz or 25MHz Check the RA10 R138 R144 and R145 Check the LAN Cable Check the Y2 R97 and R105 and check the soldering status of U165 If you can t repair the board Replace the board 10 8 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information Shared Memory Interface Error Shared Memory Interface Error Check the Network Board W Solering status U22 s input voltage 45V 7 Check the filter BD1 U22 pin no 123 Check the connector J1 s pin no 39 W Reset signal Reset input level High Nomally High during operation U22 pin 63 s input Clock 33MHz Check the Y1 and R102 U22 pin 65 66 s input
131. rd 9 4 9 5 PTL Pre Transfer Lamp Board 9 5 9 6 SCF Second Cassette Feeder Board 9 6 9 7 Infrared Adapor Board 9 7 9 8 Flash SIMM Board 9 8 9 9 Postscript Board 9 8 9 10 Local Talk 9 9 9 11 Serial IrDA Board 9 10 10 PortThru Network Printer Card 10 1 Introduction 10 1 Circuit Description 10 2 Board Description 10 2 10 2 1 Configuration of Network Board 10 2 10 2 2 Network Board Connector Pin Assignment 10 3 10 3 Troubleshooting of Network Card 10 4 10 3 1 Troubleshooting Flow Chart 10 4 Power Error 10 5 System Error 10 6 Network Error 10 7 PHY Chip Error 10 8 Shared Memory Interface Error 10 9 10 3 2 Troubleshooting Table of Network Card 10 10 11 Schematic Diagrams 11 1 Main Circuit Diagram 11 1 11 2 Engine Circuit Diagram 11 13 11 3 Cassette Circuit Diagram 11 19 11 4 Panel Circuit Diagram 11 20 11 5 PTL Circuit Diagram 11 21 11 6 SCF Circuit Diagram 11 22 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Product Information 10 PortThru Network Printer Card Circuit Description 10 1 Introduction The purpose of the Network Printer Card PortThru is to enable the Samsung Printer to function as a network printer The PortThru is a plug in card that plugs into the Samsung Printer The PortThru provides a Ethernet Local Area Network interface through which the printer can be connected to the network
132. re new image with present on Refer to 4 4 gt Replace image cartridge OUT BIN Full pa Wn Check OUT BIN sensor Refer to DCU mode 09 Check OUT BIN sensor actuator Check cable connection or wire defect pa Replace OUT BIN sensor Replace OUT BIN sensor actuator Connect the cable correctly or replace the cable NI Internal Error 20 Engine Error pa Check the Cable between Engine and Video controller Engine board CN10 Video controller board J11 Engine board defect pa Comnect the cable correctly or replace the cable Refer to 4 4 2 Replace Engine board Samsung Electronics 5 5 Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting Error status Check Solution Internal Error 10 Scanner Error 1 Check the DC supply for laser scanning unit 2 Check laser scanning unit Refer to DCU mode 05 3 Check the cable connection and defect 4 Engine board pa NI If 5Vs for laser diode isn t supplied check the cover switch assembly for 5Vs and fix it If the DC power supply for laser scanning unit has normal operation replace the laser scanning unit Replace cable and connect properly If not normal operation after replacing it replace the engine board Jam 0 1 Paper is not exitted from cassett
133. rm LSU_VD0 1 12 C ide vecis _ C230 gt 1133pF Es VIDEO TOA poe EH A 777 HVDO 777 3108 287 C233 77 6118 INSTPAR 1000F Hioc zefe I p 1 13 100pF zp 19110 GND U30 4 1 1320 D 5 9 77 11 12 INSTPAR 10 030 2 1 2 e d TAE 1320 nod And paa F19 gt gt EVIDEO 2000 8 29 PER BLOCK ML 7300 SPCP BOARD VER 0 6 12 11 12 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Samsung Electronics LTD SAMSUNG ELECTRONICS CO ALL RIGHTS RESERVED A 0 15 103 DS C CERAN NG 6B4 TERM 2 AD ADCO 7 lt gt 09 Io AO Al A2 4 5 N joo loo ko 22 28 O N 4 JUMPER fie IMLC AXTAL 100pF 10 00 Q1 02 03 BEAD
134. ror Refer to the section of Engine troubleshooting Parallel T Refer to USER 1 8 1 CHeck the operation of printer driver t t t Check the printer cable bidirectional cable SR Error cable General desc Please refer to the user s manual 9 riptions of If you can t fix the trouble of video controller Replace the board troubleshooting board replace the video board by the verified board Samsung Electronics 5 17 Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting MEMO 5 18 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 Disassembly 4 1 Front View Control Panel Cover Open Power Switch Cover Tray Cover Front Paper Level Indicator 4 2 Rear View Cover Rear Controller Cassette Power Inlet Samsung Electronics 4 1 Download Service Manual And Resetter Printer at http printer1 blogspot com Disassembly 4 3 Cabinet Disassembly 4 3 1 Cover Right Remove the screws and open the Cover Rear Cover Rear Screw Cover Right Screw In order to remove the Cover Right Please see the hook which locks the cabinet to the frame right hand should first grab the hook and pull it out for releasing the hook from the frame
135. s 11 17 printer1 blogspot com Download Service Manual And Resetter Printer at http Schematic Diagrams Engine Circuit Diagram 6 6 11 18 LTD SAMSUNG ELECTRONICS CO ALL RIGHTS RESERVED CN6 1 DF1 1 20DP 2DSA 20 1293992 1 45V 15 8 45V 83 R36 10K 28DP 2DSA C42 Inf 50V 45106 SN 4JuF 10V DGND DGND EBUSY 108 EMSG B7 ES ooo cs HSYN 1 1 1 1 P04V000 1 PMOTOR JUMPER O CMSG c 07 05 KSA708_Y 08 KSC1008 Y CN2 1 35301 0350 NER MP_CLUTCH Q_LAMP 1E3 VDO 103 gt VDI 103 B7 gt 001 6 7 gt SCF_READR gt STS_SCF 283 gt MP PAPE LO TONER gt CMD_S og DQ mz oi wi KSC1008 Y V NGND CN9 1 DF 11 18DP 2DSA 24VS3 REVISION RECORD CHANGE PART U5 4 DM7406N 4 VDO1 604 LDON 08 nDPI_SEL 684 3 3 DGND AGND ETT R155 15K 150 RIG5 nn 100_ 150 R166 A A00 gt STACKER 24 45V 16 16DP 2 5DSA LO KEY_DEV
136. st Cover Ass y 6 6 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List Cover Ass y Parts List 0 X 1 MEA RACK TRAY MP JC97 01038B 1 O 1 1 PMO TRAY MP 1 X 1 2 PMO SIDE GUIDE TRAY 1 X 1 3 ICT SHEET SIDE GUIDE 1 x 2 MEA UNIT COVER TRAY 1 O 1 1 PMO SUBTRAY FIRST 1 x 1 2 PMO SUBTRAY SECOND 1 x 1 3 PMO COVER TRAY 1 x 3 PMO LINK TRAY JC72 40957D 2 O 4 PMO COVER COLOR 1 X Samsung Electronics 6 7 Download Service Manual And Resetter Printer at http printer1 blogspot com Exploded Views amp Parts List 6 3 Frame Ass y 6 8 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Frame Ass y Parts List Exploded Views amp Parts List Location NO SEC Code Q ty A S Remark 1 ELA HOU SMPS 220V 1 x 220V ELA HOU SMPS 220V 1 X 110V 1 1 IPR SHIELD SMPS 1 X 1 2 SMPS PHX V2 JC44 00013A 1 O 220V A SMPS 110V JC44 00009A 1 110V 1 3 PMO CAP WIRE SUPPORT E 1 X 1 4 SPRING LINK WIRE 1 X 1 5 PMO CAP POWER 1 X 1 6 PMO ROLLER FD R 1 X 2 ELA HOU BRKT C O KME 1 X 2 1 MEA RACK BRKT C O 1 O 2 2 PMO ACTUATOR C O 1 X 2 3 SPRING C O COM 1 X 2 4 SPRING C O 1 X 3 IPR BRKT DUST 1 X 4 IPR GROUND MP CON 1 X 5 MEA UNIT GUIDE P UPPER JC97 01407A 1 O 6 CBF HARNESS MP GND JC39 40538A 2 O 7 PMO HINGE GUIDE R 1 X 8 ELA HOU CST SENSER JC96 01143A 1 O
137. sung Electronics Download Service Manual And Resetter Printer at http 08 Bloack Diagrams 8 2 Engine Controller Block Diagram ns1 NVJ Ja siwisy XITdNOG H LNTO dN XOld GION310S 916758854 IN9ZOZV1S fido HOLOM 4315 AHN HOLIOG AHL SdAH ZG OV YATIOULNOD uondo JopooJ puz SPcOHYVZ SVCOHPL 952012 AHON3N NVHD0OYd NVHOVIG 8 3NION3 00521 Sniels Jog x dnd JOAOD Jeuo paa Adwad ojesse HOSN3S Samsung Electronics 8 2 Download Service Manual And Resetter Printer at http printer1 blogspot com Block Diagrams 8 3 Video Controller Block Diagram Video Controller Board Block Diagram J 29F800 8Mbit Flash Memory 29F800 8Mbit Flash Memory Mask Font ROM KM23C8105DG Mask Font ROM KM23C8105DG 32 ADDR 2 22 RD FLASH WR FLASH1 2 3 74F32 64Mbit DRAM KM416C4104BS 5 64Mbit DRAM KM416C4104BS 5 Memory Data Bus DRAMD 0 31 32 Memory Address Bus DRAMA 0 11 11 nDRAMCAS 0 3 nDRAMRAS 0 3 nDRAMWEJ 9 DATA 0 31 ADDR 0 31 NTA RST INTxnTS nBG SYSCLK FS741 Frequency Scaling EMI TS TT1 nTSBT TSIZ 0 2 ag 41 5a 5
138. tal Density Band Compare new image cartridge with present one Contamination of Transfer Roller pa Replace image cartridge Replace transfer roller 1 Contamination of Fuser Unit 1 Clean Fuser Unit or change If not improved replace it 2 Contamination of Heat roller 2 Clean Heat Roller Print Contamination Rei 3 Contamination of OPC Drum 3 Clean OPC Drum If not improved replace image cartridge Toner on Backside of printer page Contamination of Fuser Unit Contamination of transfer Roller Contamination fo paper path pa Wn Clean Fuser Unit If not improved replace it Refer to 4 5 Replace Transfer Roller Remove the contamination on paper path pa Check HVPS output voltage OPC Drum contamination or image cartridge life pa Refer to HVPS output spec Replace the engine board Replace the image cartridge 3 Check the contamination of 3 Clean the lens with a soft PTL lens dry cloth Ba 4 Check the terminal contact for 4 Fix the terminal to contact well HVPS 5 Check the contamination fo transfer 5 Relpace Transfer Roller roller Vertical Black Streak 1 OPC Drum scar 1 Clean OPC Drum and band 2 OPC Drum damage 2 Replace image cartridge Vertical White Streak 1 Contamination of LSU window 1 Clean LSU window 2 If not improved replace image cartridge 1 OPC Drum scar or particle 1 Clean OPC
139. te and service the printer with the protective cover removed from Laser Scanner Assembly The reflective beam although invisible can damage your eyes CAUTION INVISIBLE LASER RADIATION WHEN THIS COVER OPEN DO NOT OPEN COVER VORSICHT UNSICHTBARE SASERSTRAHLUNG WENN ABDECKUNG GE FFNET NICHT DEM STRAHL AUSSETZEN ATTENTION RAYONNEMENT LASER INVISIBLE EN CAS D OUVERTURE EXPOSITION DANGEREUSE AU FAISCEAU ATTENZIONE RADIAZIONE LASER INVISIBLE IN CASO DI APETURA EVITARE L ESPOSIZIONE AL FASCIO PRECAUCION RADIACION LASER IVISIBLE CUANDO SE ABRE EVITAR EXPONERSE ALRAYO ADVARSEL USTNLIG LASERSTRALNING VED ABNING NAR SIKKERHEDSBRYDERE ER UDE AF FUNKTION UNDGA UDSAETTELSE FOR STRALNING ADVARSEL USYNLIG LASERSTRALNING NAR DEKSEL APNES STIRR IKKE INN STRALEN UNNGA EKSPONERING FOR STRALEN VARNING OSYNLIG LASERSTRALNING NAR DENNA DELAR PPNADOCH SPARREN AR URKOPPLAD BETRAKTA EJ STRALEN STRALEN AR FARLIG VARO AVATTAESSA JA SUOJALUKITUS OHITEETTAESSA OLET ALTTINA NAKYMATTOMALLE LASER SATELYLLE ALA KATSO S TEESEEN ersopiae wale sioe Foes LSU caution label is located on the LSU top side CLASS 1 LASER PRODUCT LASER KLASSE 1 LUOKAN 1 LASERLAITE APPAREIL A LASER DE CLASSE 1 TO IEC 825 7 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com
140. tents 1 Precautions 1 1 Safety precautions 1 1 1 2 Laser Safety Statement 1 2 2 Reference Information 2 1 Abbreviations and Acronyms 2 1 2 2 Diagnostic Control Unit 2 3 2 2 1 Abstract 2 4 2 2 2 List of code description 2 5 3 Product Information 3 1 General Specifications 3 1 3 2 Controller Specifications 3 2 3 3 Electrical Specifications 3 2 3 4 Environmental Condition 3 3 3 5 Image Cartridge Developer 3 3 3 6 Paper Handling Specifications 3 4 4 Disassembly 4 1 Front View 4 1 4 2 Rear View 4 1 4 3 Cabinet Disassembly 4 2 4 3 1 Cover Right 4 2 4 3 2 Cover Left 4 4 4 3 3 Cover Front 4 5 4 3 4 Cover Main 4 5 4 3 5 Cover Rear 4 6 4 4 Video Controller board amp Joint board 4 7 4 5 Fuser Ass y 4 9 4 6 Bracket Motor Ass y amp Cover Open Switch Unit _ 4 12 4 7 Pickup Ass y 4 14 4 8 Laser Scanner Unit 4 15 4 9 Multi Purpose Tray 4 17 4 10 Control Pane 4 20 4 11 Engine Controller Board 4 22 4 12 SMPS 8 Bracket Duplex Ass y 4 26 4 13 Transfer Roller Ass y 4 28 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com 5 Troubleshooting 5 1 Print Quality 5 1 5 2 HVPS Output Spec 5 3 5 3 Malfunction 5 4 5 4 Connector Pin Assignment 5 8 5 4 1 Engine Board Connector Pin Assignment 7373 5 8 5 4 2 Joint Board Connector Pin Assignment 5 9 5 4 3 S C
141. the connection video board to key panel s connected cable 20pin of connector Repair or replace it Any component damage on a video controller board DIS It doesn t If uanable to do this 2 displayed replace video board characters on Any foreign conductive chips of solder or material Remove any foreign LCD is on the video controller board or is laid between conductive chips on the IC pins after power off video controller board Reset Error Reset signal is normal high during operation System source clock is a S0MHz Check point U23 FS741 s pin No 6 Replace the FS741 The output clock of SPGP1 is a 25MHz The input clock of CPU U19 is a 25MHz Replace the board 3 White copy The video data colck source is a 78 45496MHZ at OScI The input clock of U29 is a 78 45496MHz The output clock of U29 is a 16MHZ The input clock of 019 pin No 125 is a 16MHz Replace the board Check the normal operation of HSYNC and PSYNC Active low impulse 4 DRAM Error Check the DRAM address signals pin No 17 20 23 28 U18 U24 Check the DRAM data signals pin No 2 5 7 10 33 36 38 41 Ul 8 U24 5 EEPROM Check the EEPROM clock signal pin No 2 Ul Check the EEPROM data signals pin No 3 4 Ul 6 ROM Error Check the ROM chip select signals and read signal pin No 12 14 CHeck the ROM data signals pin No 15 22 24 31 U3 U13 7 Engine Er
142. wire assembly defect Normal 2 400kQ Check SMPS CN2 conection on SMPS Fuse F2 open Defect of component related to Fuser control 4 Check Engine Board CN7 connection Fuser control line Cn5 2 level Lamp on 0 2V Lamp off 24V NI 1 If the thermostat of the fuser unit is opened replace it If the thermistor wire of the fuser unit is defected replace it If the fuser unit is normal replace SMPS 4 If not normal operation after replacing it replace the engine board Check the Cover Open operation 1 Cover open unit defect Replace cover open Unit Refer to 4 6 Cover open 2 Cable damage and connection 2 Replace cover open switch 3 Engine board defect assembly and connect properly 3 Replace the engine board 5 4 Samsung Electronics Download Service Manual And Resetter Printer at http printer1 blogspot com Troubleshooting Error status Check Solution Jam2 Paper is stopped just after exit sensor O Check the exit sensor Refer to DCU mode 08 Check the exit sensor actuator Check the Exit Roller Check the Cover Rear Check the Contamination of Fuser Unit pa Replace Exit sensor Refer to 4 11 2 Replace Exit sensor actuator Refer to 4 5 6 6 Replace Exit Roller Refer to 4 3 6 1 4 Replace Cover Rear Refer to 6 1 5 Replace

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