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1. 5V 5V D504 1N4148 cN105 ilo gt R516 SLCON2P 3 3K 5V 5V 1 8 medias A 0 15 E 3 AD 0 7 15 C14 7777 10NF 10NF 92 500 50 0 10 11 0 MLC AXIAL AO o0 1 Jar o2 ava UA 7 7 7 8 13 7142 19 2 raus 03 s AD 0 18191 0 LDON 4 5 AD 4 A 1792 02 AD 1 F PMOTOR 5 1 A5 05 His AD 5 A 2 AD 2 A 15 5 0 7 15 75 8 6 3 Q4 D4 A 14 P0 6 14 AVREF LREADY 1 3 19 7 4 15 6 4 A 13 3 25 47 91 14 95 0517 20 92813 5V 45V 45V 5 T A8 A E Q6 D6 8 AD 5 P0 4 A12 ai 21 gt Tem 12 97 27 m 26 7 ET R33 R45 R34 10 A10 AC Q8 D8 AD 7 10 P0 2 A10 P6 6 11 23 a11 5V 9 2 27 1K 1K 1K 12 2 45V 20 8 8 2 7125 1 8 1 8 0205 2 5 1 8 26 28 c18 UM 35 3 4 27 A13 vec 29 J 11 P6 1 gt PT LAMP E et 50v 10 ele 10 741 306 E AD 1 ioe os re sti E 22 T 330 60 bw 17 i 77 1 8 Li 59 21 3 3 23 7 EBUSY
2. gt RD FLASH un D J2 822030 3 A20 gt 16 pi5 145 15 ADDR 2 ADDR 19 17 A17 014 43 DATA 14 Manors ADDR 18 48 6 DATA ADDR 4 ADDR 17 1 a5 p12 39 DATA 12 NADDR S ADDR 16 2 M4 pn 36 DATA 11 ADDR 15 3 A13 D10 34 DATA 10 vec ADDR 4 4 A12 D9 32 DATA 9 ADDHR 8 ADDR 13 5 30 DATA 8 MADDR S ADDR 12 6 A10 p 44 7 NADDR 10 10 ADDR 11 7 A9 pe 22 DATA 6 C52 ADDR ADDR 10 8 A8 D5 40 DATA 100nF ADDR ADDR Q 18 7 38 4 ADDR 13 ADDR 8 19 46 35 DATA 3 NADDR 14 ADDR 7 20 45 p2 33 2 Napori ADDR 6G 21 31 DATA ADDR 16 ADDR 4 D1 ATA ADDR 5 22 Do 29 DATA 0 ADDR 17 ADDR 4 42 MADDR 18 ADDR 3 24 Vcc EZ NADDR 19 ADDR 2 25 ps3 NADDR 20 ar AN Rn 6 _BYTE NC1 10 5 NGS vssi 46 RD_FLASH 14 vss2 WR FLASH2 lt 47 RCS2 26 28 15 47 OE _BUSY H2 9 RCS3 WE RESET F AM29F800B 90EC vee us H mE 16 aig pis 45 DATA 31 ADDR 19 17 a7 014 43 DATA 30 ADDR 18 48 41 DATA 29 ADDE A16 013 AD
3. F101 250V T5A FH2 ioi L101 1102 TH101 RAN 11MH 6MH TEANS SW151 M SW c103 THERMISTER D153 24V 24VS2 2 2NF 2 STPR1020CT 101 eo 1152 1 101 C101 102 107 R106 C108 R108 12 p id 1 2 470NF 000 100NF 150UF ME C O 5 hi TNR101 1 2 250v 05 2507 1 10 400v 06015 1 2 2507 5 2 pi SLCON2P AC c104 parot tv2 tvil 20152 2 ANE D3SBA60 UZ33B T 2507 c157 R157 R158 1000UF 470 Za De ae 35 R156 R107 470 L103 200K 1 8 som z OI 1 2 R103 180 1 2 80101 F151 egies CN102 106 250V 5A M SW C115 i D152 5V 5VS 2 2NF 2 5008 PC151 BD151 D10SC4M TES VENA 2507 0101 Mocs oes BDCORE i Dh a rd SLCON2P LAMP R102 a TRIAC FUSERON 7 120 E 217120195 a oOO e C 1 2 A 24VS1 R153 330 Ss ex ZD151 W 6 AW 1 8 1 8 UZ5 6BCB R104 R14 HS101 i 100 1 5K B6 HEAT SINK2 1 4 1 4 B us C151 ToU oic T prm 16 2K 152 1 1 8 PC123FY R109 5 giz 1 4 SSP5N90 d PC153 1 O PC123FY C152 1UF D101 x 50v 1N4148 BD103 PC153 2 BDCORE U151 R 7777 PC123FY STL431_ 22 R154 R155 10 Sx S100 1 8 1 8 JP622 D103 JP62
4. 0 1UF vec T cs E 16 _ R lur 8 T ne R15 K g e M m keci ve o amp NW 4 9 N A 4 BEAD 2 I 9 1c2 o c3 710 3 _L10F 841 yp BEAD 3 ec 9 c5 B31 py BEAD 8 vec 105 5 22 MAX232 6 B21 PEAD 4 S 11 14 B51 pea 5 OUT e vec C18 10 0 1UF ______ _ IN T2 OUT e DESUB 9P R1 OUT 7 e mmu 01 R2 OUT R2 IN c ler eg Te D 0 7 10 GND 30PF_B30PF_B30PF_B30PF 33 33UF vec 15 T 1 5 DCDA 3 D1 RXDA o 2 D3 TRXCA 042 1 RTXCA oF D5 SYNCA D6 W_REQA Os D7 DTRA Ou RTSA ont 22 74F32 RD CTSA 9112 m 4 5 mis 24 4 45 285230 DCDB HS4 9 5 56 55 odis 5 Scc scc_cs 5 H 50 Ong pos 74F32 D_c TRXCB 5 D 7 17 vec 16 9 ES otis Tik INTACK SYNCB 53 34 9119 W_REOB 57 07 DTRB 20 6 26 1 2 T INT RTSB 72 21 o 9122 23 741814 2123 23 cz 24 GND1 GND2 R5 330PF 0 10 9 25 6 33 ofze t 92 dr oS MAX491 14 27 28 VCC T 29 9 R7 Ajy27 A44 27 6 5 Di e NW AW 3 2110 R9 27 R10 4 27 B61 BEAD 4 on CON30 e 4 DE e AW AW 1 A 12 11 27 R124 4 27 7 ag e AN AN 2 B 11 13 1 27 R144 44 27 B71 BEAD 8 on vec 2 9
5. X Release the three tabs latching the sensor using a phillips screwdriver then push the sensor down o 3 LE S DE n yi IND RES z t mem lt gt 2 Turn the unit over and remove the actuator Samsung Electronics 4 20 Disassembly and Reassembly To replace the transfer roller bushings left and right Release each tab latching the left and right holder then push the holder down To replace the thermistor assembly Remove one screw and remove the thermistor assembly Note When you reassemble the thermistor assembly make sure that it puts in place 4 21 Samsung Electronics Disassembly and Reassembly 4 15 Cover Open Sensor 1 Before you remove the sensor you should 4 Remove two screws then remove the sensor remove Controller Board see page 4 3 Main Cover see page 4 7 MP Tray see page 4 6 Engine Board see page 4 17 2 Remove one screw then remove the ICU shield 3 Remove two screws securing the sensor to the main frame 4 22 Samsung Electronics Disassembly and Reassembly 4 16 ROM 1 Press the cover open switch and raise the 3 Replace ROM using the specified jig printer cover Note When you insta
6. Acronyms Acronym Definition Acronym Definition ADC Analog to Digital Converter LED Light Emitting Diode ALE Address Latch Enable LSU Laser Scanner Unit ASCII American Standard Code for MHV Main High Voltage Information Interchange MPU Micro Processor Unit BIOS Basic Input Output System NC No Connection BPS Bits Per Second PCB Printed Circuit Board CMOS Complementary Metal Oxide PCU Printed Control Unit Semiconductor PLCC Plastic Leaded Chip Carrier CPU Central Processing Unit PPM Page Per Minute DCU Diagnostic Control Unit PQFP Plastic Quad Flat Package DMA Direct Memory Access or PWM Pulse Width Modulation Dynamic Memory Access QFP Quad Flat Package DMAC Direct Memory Access Controller RAM Random Access Memory ROM Read Only Memory DOS Disk Operating System SCC Serial Communications Controller DPI Dots Per Inch resolution DRAM Dynamic Random Access Memory SMPS Switching Mode Power Supply DVM Digital Voltmeter SOP Small Outline Package EEPROM Electronically Erasable THV Transfer High Voltage Programmable Read Only Memory TS Tri State ICU Image Control Unit VCU Video Control Unit 3 2 Samsung Electronics 3 2 Chip Replacement SMD 3 2 1 Precautions for Chip Replacement 1 Do not directly touch any portion of the part with the soldering iron ICs especially TSOPs are easily damaged by heat 2 Use care with the soldering iron tip and avoid rapidly heating parts Some parts can be damaged by sud
7. 51 ADDR 17 DATA 23 39 R54 10 3 RD 52 DATA 22 DATA 21 53 54 ADDR 16 55 56 ADDR 15 57 BAN BRR BRP lt WR 2 11 22 lt T gt lt DT gt gt lt T gt ho lt T gt lt gt lt gt L gt gt sup 58 ADDR 14 59 60 24 33uF 10V m 100pF C64 gt BRDIN locs2 14 vcc GND C 10 51 U4 4 vcc 74F08 C12 100nF U4 3 74 08 Samsung Electronics Controller Diagram 11 11 DATA 24 31 USBCS vcc EIRQO ADDR 14 USB RST Samsung Electronics vcc R8 iud peru 223T 07 e DACK 2 3E Tes C5 100nF 33uF 2 10V R31 20 25 MODEO e tab amp MODE1 18 R51 20 1 D bs R52 1 5K vec v3 3 8 N 4 lt 6 31 80 R16 gt d d R27 0 5 SK C624 C31 i 7 INTR 10uF 7 100 DA204K f DA204K 4 16 AO ALE SI RESET C30 1 C48 C18 28 jeu 33pF 100pF 100pF o 27 GND2 21 jue GND3 vec USBN9602 28M U3 1 74ACT32SCX 14 4 gt USBCS 3 vec U3 3 C15 T 74ACT32SCX 2 5 U9 2 Wm 74F04SC wer 7 U3 4 100nF 8
8. C5 ce 7 8 9 6 A A K amp NK amp NANN GND FGND L Z Y LCTL4036E09 C10 11 12 13 14 15 16 17 18 CENT36 SEN_5V 11 12 13 14 15 17 18 19 20 Li R129 lt 128 R126 R125 lt R159 5 1K 5 1K 5 1K 5 1K 5 1K R130 33 nACK R131 VV V 33 BUSY R127 V VV 33 2 1 R124 33 s SELECT RIG 33 AMA nAUTOFD RAA 168 167 C182 C166 C165 470pF e SEN_5V 100pF 4TOpF 470 R161 R163 lt R165 1K 1K 1K nSELECTIN R158 5 Rigg 33 nFAULT R162 33 nINIT C181 83 470pF 470pF 470pF Samsung Electronics 8 13 Schematic Diagrams Controller Diagram 8 11 J7 1 vec J6 1 gt n EHI VCC y R122 SER R136 R137 R132 Sie R135 R133 3 3K 5 1K 10K 10K 3 3K 10K 10K 10 CAN 10V RA23 LL 100 B12 1 2 nCMSG 10 9 N 15 5 11 B lt lt RDY EVIDEO gt CCLK gt nPRINT nEMSG lt _ PT EXITP 5 lt gt 8 14 C153 C152 C151 C170 169 C156 C155 C154 C158 470pF 1nF 470pF 470pF 470pF 1nF 470pF Samsung Electronics Schematic Diagrams Controller Diagram 9 11 vec DATA 24 31 4 gt J10 1 C14 100nF 2 2 S Epps r
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10. 2 LCD D4 D1 LCD D5 1 02 Q2rg LCD D6 413 1 LCD_D7 J13 2 04 12 LCD_E LF13 05 5 12 LCD_RS ACF451832 151T 06 6 5 LCD_DRV_E 5 c222 100nF D Yes vee ni 22 2 C194 L _MR 73 100nF 2 END C114 RST E R181 7 7415273 100nF Six J8 1 LCD_E LED1 3 LED2 4 LCD D4 LCD_D5 U16 LCD D6 2 LCD_D7 LED1 LCD RS 9 D1 at LED2 LCD_DRV_E 02 0255 DPO RST USB RST 12 v 196 1 198 1 200 1 c195_ C197 11 C199 04 Q4 Hs S inF inF inF 1NF 1NF 1NF 05 Q5 16 U26 06 Q6 D7 Q7 CSvcC a 2 7 20 0 5 M CP e 3ni 8 _MR io 2 DOGNB vn SND KM93C6 G T 74F273SCX 100nF i DF11 20DP 2DSA 20 rends CONN20 i 7 5 NS i bad 1 i e 1 ADDR 15 117 t 18 100nF i vec i U24 18 e locso 21 6 BIL lt 1 B2 16 P SW2 m 1 74ACT32SCX 3 a2 B3 P SW3 1 4 B4 15 5 4 1 5 Aa ps 14 P Sws R182 61832 81842 81852 186 lt 81872 81892 R188 6 13 E 10K lt 10K 10K lt 10 lt 10K lt 10K lt 10K lt 10K e A5 B6 SW6 U12 3 1 AG B7 12 P_SW7 10 SA7 B8 P_SW8 P_swi 4 A8 SW2 GG 8 19 10 uda 1 AT i Hea P_Sw4 9 DIR P SW5 mm RD L c39 R111 74A
11. CE C218 220 c191 c192 177 Tere 176 C159 c132 160 161 174 172 175 c173 c189 c190 188 213 2 2 1 eal oat 100 100nF 100nF wor tne 100nF 100nF 100 100 100nF 100nF 100nF 100nF 100nF 100nF 100nF 10017 a Samsung Electronics 8 7 a XD 1 INT nSELECTIN gt A20 AD 20 nAACK TSIZ 0 2 nTA nBG nTS nTBST TT1 nDREQ 0 gt XD 1 DMACK 1 nDREQ 1 nWAIT EIRQ2 EIRQ1 EIRQO gt nPRINT LSYNC nFSYNC VCLK RST nRESET SYSCLK MCLK nFAULT PERROR SELECT BUSY nACK nINIT nAUTOFD nSTROBE CY Y e gt EVIDEO T R VCC 31 0 C gt Controller Diagram 2 11 Schematic Diagrams VCC o 2 N o ANN 8 i
12. 7 6 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 10529A JC70 10909A JC96 00319A P173 JP177 P178 JP179 JP180 JP181 JP182 P188 JP189 JP190 JP191 JP192 P193 JP198 P199 JP200 JP203 JP187 JP268 P204 JP205 JP206 JP208 P209 JP214 P217 JP222 P223 JP228 P229 JP234 P25 JP31 JP216 P272 JP276 JP601 P33 JP39 P40 JP47 P49 JP50 JP51 JP52 P55 JP60 JP62 JP63 P602 JP605 JP616 JP7 P617 R412 P65 JP72 P73 JP80 P8 JP10 JP11 JP13 P81 JP88 P89 JP96 P97 JP103 3 JS4 JS5 JP4 JP5 JP6 Q201 Q203 Q102 Q101 Q201 Q101 D152 D153 Q203 SMPS H SINK Q102 Q102 D152 D153 Q203 Q101 Q201 6 0 0 000000 01001010 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SI
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14. 23 2 RBA Boos Ro uoWSEYaWA TIG 2001 000429 ROFEN 18 524 __ ___ _ 1 2001 000435 Roen 52 1 2001 0009 RCFEN 22KOM5 18WAAT 18G2M 225 R250 R256 42 _fR ENNIO NN NN 201 0015 1 803 20 RO 425 006 42 ______ _ _ Jor ans an Te 2001 000660 Roen Bonswa RT ____________ _________ E _______ _ 5__ goos JXOMSRVSNATRISG2M po 1 za Bonam Roe aro WA Te E 2001 000786 J4KOMSWI8WAATEISG2M BARBRO 4 2001 000812 56 5 1932 5 Eua Tomas kenwsmmmisisw 2001 000812 _____________ 5 5 RBG 42 Eom Rom Esoussyepam ined 60 R61 R260 3 oor tones ncaa ane a 20 R407 TE L9 24 feae mono lonwa masem 2001 001165 RoRo 560MS U2WAAT 2264M 2 2 2004 000002 R METAL 78 7Kohr 196 1 8WAA TP 1 8x3 2 Re METAL 20
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16. 2001 000016 Rowxw9 5 2 1 2001 000023 Roen jgowsuawTe2464M 1 10004 5 1 24X5 4M L 5 AWAS TP 2 0644 OKOM 5 1 2 ojojo amp amp ajajaj amp 5 amp S dd 9 E S SS SI SIS SS 5 8 8 S 00 10004 5 1 4WAA TP 2 4X6 AM 1 1 5 1 4WAA TP 2 4X6 ANM 1 100KCHM 5 1 2WAA TP 2 4X6 AMM 2001 000105 Roen 2464 1 2001 000118 RoR 5 2 24644 1 2001 000221 Ron qrxaws amp vewwTergaoow 1 201 0073 18 2 00 98 1 10004 5 1 1 95 22 7 000 5 V 18G 2MM 10004 5 1 1 88 2 2001 000281 1000M 5 1 8WAA TP 1 8X3 2MM R155 R252 R282 R283 4 2001 000281 1000 5 1 8WAA 1 8G 2M R284 R285 R293 R422 __4 2001 000281 1000 M 5 1 8WAA TP 1 893 2M 1 2001 000294 CARBON 1ONOM 5 1 4WAA TP 2 4X6 AM pos 2001 000319 R CARBON 120KCHM 5 1 8WAA TP 1 8X3 2M R215 Page 1 201 000331 RoRo PBT 20 00 19 32 RIG sae 2001 000429 Roen
17. 3 Remove one screw from the engine board 6 Remove one ground screw 4 Turn the printer over Remove six screws from the left and the right base brackets and take them out Samsung Electronics 4 17 Disassembly and Reassembly 9 Unplug all connectors from the PCU shield and 7 Remove six screws securing the PCU shield remove the shield 8 While you push the stopper to release the PCU shield take the PCU shield out of the printer To replace HV terminals Remove the terminals Stopper HV terminals Note When you replace with new ones be careful that they are inserted in place Samsung Electronics 4 18 Disassembly and Reassembly To replace the pickup sensor To replace the SCF connector Take the sensor out while you push the both ends of the sensor Remove two screws and take it out Qum TE _ hn 7 replace the paper empty sensor Take the sensor out while you push the both ends of the sensor inward Paper empty sennsor 4 19 Samsung Electronics Remove four screws and take the guide out To remove the transfer guide 1 Turn the mechanism back and push down the points as shown to unlatch the actuator Disassembly and Reassembly To replace the actuator
18. FILTER EMI SMD FILTER EMI SMD FILTER EMI SMD CORE FERRITE BEAD CORE FERRITE BEAD CORE FERRITE BEAD CORE FERRITE BEAD CONNECTOR RIBBON CONNECTOR RIBBON CONNECTOR RIBBON CONNECTOR CARD EDGE CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER JACK USB FREQ ATTENUATOR IC MICRO COMPUTER CPU IC MASK ROM HIGH IC MASK ROM PCL6 IC ASIC SPGP1 PCB CONTRLLER NETWORK SPRING CLIP HEAT SINK CPU 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 Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 1NF 5 50V NPO TP 2012 1NF 5 50V NPO TP 2012 1NF 5 50V NPO TP 2012 1NF 5 50V NPO TP 2012 10pF 0 25pF 50V NPO TP 2012 2 10pF 0 25pF 50V NPO TP 2012 2 10pF 0 25pF 50V NPO TP 2012 2 120pF 596 50V NPO TP 2012 150pF 596 50V NPO TP 2012 1 5 50 2012 1nF 5 50V NPO TP 2012 1 5 50 2012 22NF 5 50V NPO TP 2012 22NF 5 50V NPO TP 2012 22 5 50 2012 22 5 50 2012 033 5 50 2012 033 5 50 2012 47NF 5 50V NPO TP 2012 47NF 5 50V NPO TP 2012 047NF 5 50V NPO TP 2012 068NF 5 50V NPO TP 2012 10 20 16 6032
19. If Jam 2 occurs after the paper is completely fed out of the printer the exit sensor contact may be bad or the exit sensor actuator may be deformed Solution 1 1 Check if the exit sensor actuator is defective and replace if required 1 2 Check the exit sensor OP3 contact and related parts Refer to Error Code 2 030 2 If the paper is stuck in the fuser disassemble the fuser and remove the jammed paper and clean the surface of the pressure roller with soft cloth dampened with alcohol Remark Others 5 30 Samsung Electronics Troubleshooting Error code 2 050 Fault Multi feeding Model ML 6100 Description Multiple sheets of paper are fed at once Check Engine board Cause 1 Solenoid malfunction 2 Feed clutch armature does not engage the pick up housing in the pick up ass y Solution 1 If the solenoid does not work properly 1 1 Measure the resistance of the feed clutch coil If below 40 ohm normal 55 60 ohm replace 1 2 Check Q4 C E short and replace as necessary If C and E are shorted multiple sheets of paper feed when the printer powers on 1 3 Check if the solenoid spring is returned to the original state Replace if the return force is weak 2 If the clutch works properly but the armature does not engage the pick up housing in the pick up ass y bend the armature to pick up properly Remark The feed clutch spring has 40 turns A pad is att
20. NWA ANA HA ANWAH HANA WANNA WHA AH 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 1 00nF 80 20 50V Y5V TP 8x3 5 1 00pF 10 50V Y5P TP 4 0X4 0 2 1 OnF 80 20 2KV Y5P TP 20x5 1 1ONF 80 20 50V Y5V TP 6 3X3 5 1ONF 80 20 50V Y5V TP 6 3X3 5 1ONF 80 20 50V Y5V TP 6 3X3 5 1ONF 80 20 50V Y5V TP 6 3X3 5 1ONF 80 20 50V Y5V TP 6 3X3 5 2 2nF 1096 50V Y5P TP 6 5x3 5 2 2nF 10 50V Y5P TP 6 5x3 5 2 2nF 10 50V Y5P TP 6 5x3 5 22pF 596 50V SL TP 5 0x3 0 5 33nF 80 20 50V Y5V TP 6x3 5 33nF 80 20 50V Y5V TP 6x3 5 680pF 596 50V SL TP 10 3 5 470pF 0 1 3KV Y5P TP 8x5 5 470pF 0 1 3KV YSP TP 8x5 5 470pF 1096 6KV Y5P TP 10x7 10 100 10 6 8 7 10 C CERAMIC MLC AXIAL 10nF 0 05 500V X7R TP 5 1x6 4x C CERAMIC MLC AXIAL 10 0 05 500 7 5 1 6 4 C CERAMIC MLC RADIAL 100nF 10 50V X7R TP 5 1x6 6 5 C FILM PEF C FILM MPEF C FILM MPPF C AL C AL C AL C AL C AL C AL C AL C AL C AL CRYSTAL UNIT FILTER LINE FILTER LINE 4 7NF 5 100V TP
21. 2103 00 VR SEM 100Kohm 15 1 2WTCP VR205 79 mz HEIE 79 2 2201 000003 C CERAM C O SC 68 10 2KV SL TP 8x5 5 2201 000004 C CERAM C 0 SC 100pF 10 2KV SL TP 8 5 5 2201 000004 C CERAM C O SC 100pF 10 2KV SL TP 8 5 5 InF 10 50V Y5P TP 4x3 5 5 1NF 109650V 4 3 5 5 In 10 50V YSP TP Ai3 5 5 LOnF 480 20 500V YSV TP 13 5x 2 2nF 20 125V YSU TP 117 5 jangaonoe 4 gnoso5 Q3 4 220 0019 ccmwcusc 100rF 80 20 50V YSV TP 803 5 Joop 2201 000119 OSC 100nF 80 20 50V YSV 8 3 5 2201 000119 C CERAM OSC 100nF 80 20 50V YSV TP 8 3 5 2201 000138 C CERAM 0 SC 100pF 10 50V 4 0 2 C222 226 Q27 229 34 7j C26 G2 GA G7 046 16 C8 C30 C402 74 2201 00826 __ OSC 22 5 2201 00826 2 nF 10 SOVYSP T6535 2201 00073 80 20 50 P e85 42 2201 00073 GCERAMG OSC _________ 480 20 50VYSVTP e85 Ca 2201 000645 ccmwcusc esop 5 5o s TP 1035 1 2201 000724 2201 002066_ OSC 470 avys 1x70 1 42 2201 002067 ccmwcusc o 10 6KVYSPTP eao o 1 2202 000002 C CERM C MC AL 10nF O 05 500V X7R 2202 a C MC AX AL 10nF 0 05 500V X7R
22. 2 After replacing the transfer roller make sure the transfer voltage is normal 3 Use a recommended type of recording paper 4 Check for the PTL operation and if required check for the main board Remark Others Samsung Electronics 5 13 Troubleshooting Error code 1 090 1 Fault Ghost 2 Model ML 6100 Description Ghost occurs at 94 mm intervals Check Operating environment Cause 1 Abnormal low temperature and humidity In this case ghost occurs on the entire page and the print density is too light Solution 1 If the operating temperature and relative humidity are too low try waiting about 1 hour after power on before using printer Remark Others 5 14 Samsung Electronics Error code 1 091 Troubleshooting Fault Ghost 3 Model ML6100 Description When xerographic paper is used in ADF ghost occurs at 94 mm intervals Check Engine board Cause 1 No minus transfer voltage output from the engine board Normal voltage 1250 1450V with 660 Mohm load 2 The transfer voltage may be abnormal when performing DCU 13 with 660 Mohm load on the transfer voltage output Normal voltage 2200V 30 30V DCU 14 3250 3350V DCU 13 Solution Check the following parts U201 KA324 Q207 A708 Q202 KSD526 Y T201 U203 SN7407 resistors or diodes in the output and feedback area
23. 3 4 2 DCU Diagnostic Mode The DCU is used to diagnose the printer malfunction status Display Diagnostic Code Description 00 MAIN MOTOR ON 01 MHV ON 02 THV ON 03 THV REFERENCE ON 04 BIAS ON 05 LSU ON 06 PICK UP ON 07 CHECK PAPPER EMPTY SENSOR 08 CHECK FEED EXIT SENSOR 09 CHECK COVER SENSOR 10 FUSER ON 11 HOT BURNING 12 CLEANING PRINT 13 CHECK THV ON DUTY 14 THERMISTER CHECK 15 FAN ON Samsung Electronics 3 7 Reference Information 3 4 3 DCU Error Status Code DCU error code will indicate malfunction area of the machine Display Error status 60 OPEN FUSER ERROR 62 LOW HEAT ERROR 68 OVER HEAT ERROR 64 COVER OPEN ERROR 70 NO PAPER or NO CASSETTE 71 PAPER JAM 0 72 PAPER JAM 1 73 PAPER JAM 2 95 LSU NOT READY 3 4 4 Error Solution Display Solution 60 62 68 1 2 Measure the resistance of the AC connector on the Fuser Normal resistance is 2 4 ohmsfor 110V 6 8 ohms for 220V Check if the fuser lamp works properly 3 Measure the resistance at Q101 on the engine board If abnormal replace Q101 Q3 PC151 Q8 70 ROD Make sure that paper is loaded in the cassette Replace OP2 sensor photo interrapter Check if the feed clutch works properly If abnormal replace the feed clutch or Q4 on the engine board 71 Make sure that paper is loaded in the cassette Check for pick up unit If it
24. 8 RPR MMP PAD JC73 10911A 1 9 SPRING LOCKER PLATE JG61 70531A 1 10 LABEL R HEIGHT JG68 30572A 1 11 IPR TENSION LETTER JC70 11085A 2 12 IPR BRACKET LEGAL JC70 11086A 1 13 IPR BRACKET LETTER JC70 11087A 1 14 PMO FRAME CASSETTE JC72 41382B 1 15 PMO GUIDE CST JC72 40306B 1 16 PMO GUIDE 2 ND CAST JC72 41391B 1 17 PMO ROLLER EXIT JC72 40361A 2 18 SPRING ES 6107 001047 2 19 PMO INDICATOR EMPTY JC72 41385A 1 20 PMO WINDOW EMPTY JC72 41386A 1 21 PMO HOLDER INDICATOR JC72 41388B 1 22 PMO GUIDE LETTER JC72 41392B 1 23 PMO GUIDE LEGAL JC72 41393B 1 24 PMO ADJUSTER S CAST JC72 41394A 1 25 IPR GUIDE PLATE JC70 10993A 1 26 PMO GUIDE REAR JC72 41180B 1 6 22 Samsung Electronics 0 ELA ENG B D XRX M 6100 XEROX 2 01083A PBA MN N ENG NE M 6100 SEC 110V N1148 8 000008 ACHES VE HM 8748 6500CPS SWTCH NG 1 OOV 200MA DO 35 1 CH NG OOV 200MA DO 35 1 CH NG OOV 200MA DO 35 T CH NG OOV 200MA DO 35 T CH NG OOV 200MA DO 35 T CH NG OOV 200MA DO 35 1 NG OOV 200MA DO 35 T 000005 000005 000005 000005 000005 000005 000005 0154 L209 0021 022 2202 4 0025 0026 0227 28 __ 4 po 30 2 164 58 5 000005 ICH NG OOV 200 DO 35 1 pmo 02 3 000005 NG 00 200 DO 35 1 pomo 2 0402 000012 RECT FI ER 1KV 1A DD 41 ____
25. IC VOL SUPERVISORY 7705 SOP 8P 150MIL PLASTIC 20V IC POSI FIXED REG 33269 DPAK 3P 265MIL 3 37 3 33V40TO 150C 800MA ST R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R NETWORK R NETWORK R NETWORK 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 890HM 596 1 8W DA TP 2012 0OHM 5 6 1 8W DA TP 2012 0OHM 5 6 1 8W DA TP 2012 0OHM 5 6 1 8W DA TP 2012 1 5KOHM 5 6 1 8W DA TP 2012 1000HM 5 1 8W DA TP 2012 1000OHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 10KOHM 5 1 8W DA TP 2012 100HM 5 1 8W DA TP 2012 100HM 5 1 8W
26. JC70 10986A 1 23 PMO COVER_REAR JC72 40362B 1 24 PMO COVER RIGHT SCF P JC72 41390B 1 25 PMO COVER LEFT SCF P JC72 41389B 1 26 IPR SHIELD PCB SCF JC70 10451A 1 27 PMO BEARING FEED JC72 40531A 2 28 ELA HOU FEEDER CLUTC JC96 00406B 1 1 PMO HUB CLUTCH JC72 40587A 1 2 SPRING TS CLUTCH JC61 70331A 1 3 GEAR P UP OPTION JC66 40364A 1 4 PMO COLLAR CLUTCH PI JC72 40569B 1 29 MEA RACK FEEDER P U JC97 01212A 1 1 ICT SHAFT PICK UP JC70 40002A 1 2 ICT PIN PARELLED P U JC70 40360A 1 3 PMO HOLDER HOUSING JC72 40654A 1 4 PMO IDLE SCF JC72 41348A 1 9 19 RMO RUBBER PICK UP JC73 40907A 1 23 30 CBF HARNESS SCF CORE JC39 40541A 1 31 CBF HARNESS JC39 40305B 1 32 LABEL WARNING JC68 00059A 1 33 LABEL SCF 1 34 CABLE CLAMP 6502 000003 1 6 20 Samsung Electronics Exploded Views and Parts List 6 19 Second Cassette Exploded View option 23 35 13 23 35 11 23 35 4 23 35 23 23 35 26 23 35 24 23 35 14 23 35 25 23 39 16 44 35 20 22 35 19 23 35 21 Samsung Electronics 6 21 Exploded Views and Parts List 6 20 Second Cassette Parts List option NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 23 35 MEA RACK CAST SCF JC97 01240C 1 1 SPRING KNOCK UP 12 JC61 70951A 1 2 LABEL R PLATE JC68 30929A 1 3 IPR FINGER JC70 10213A 1 4 IPR GUIDE PAPER JC70 10219A 1 5 IPR GUIDE_SCF JC70 11076A 1 6 IPR PLT KNOCK UP 12 JC70 11022A 1 7 PMO LOCKER PLATE JC72 41210A 1
27. SI LI GN E 8 gt 2 30002A STPRIO2OCF 200V TO 220 ST DLOSCAM 40 10A TO 220 KSD526 NPN 30WTO 220 120 2 RF840 N 500V 0 85CHM 125WTO 220 600V 5V uS 22048 BH S 14 7 SVRCHI8A 8 5 5 SSP5NDO RF840 TO 45 123 M 80 AL M 80 AL 5 8 5 gt 5 F62 30201A F68 30527H F68 30527N LABEL R BAR CODE LABEL R BAR CODE HARNESS HARNESS HARNESS HARNESS HARNESS HARNESS 0 0 0 0 0 8 0 8 HARNESS 8 0 0 HARNESS 0 0 0 peces 8 0 jco45na o jco45na CBF jco45na CBF jco45na HARNESS 0 0 0 8 peces 0 8 PRGNECRH BAHUHSM 0 naemcCnHER Q Fl ER 0 i EFSUGN 0 THYRISTOR TRAC 0 0 0 SREWTAPTITE 0 TBE RFB 0 HEAT SINGSMPS 0 0 0 0 0 EAT SINC LAER BAR COE ______ DEEL R BRQTE _______ SF1000 38X6 5 TO 1
28. VPP GND 4 sg P1 4 AD5 P3 6 5 EMSG 5 77 276256 THT R36 6 57 ADS P3 5 50 R422 100 P1 6 AD6 P3 4 AW CCLK 5 6K Nap 7 56 p1 7 3 3 2 MP CLUTCH 1 8 p2 6 26 i 263 BDCO FB4 33 p2 0 p2 4 28 HSYNC BDCO 31 P2 1 P2 3 29 PRINT FR 42 P5 5 ADCS 50 U6 NOT USED a aoe PSIZE B1 Al 2 AL 52 P5 7_ADC7 P4 3 H COVER 16 82 m 14148 CA 24 2 15 c28 c39 c38 c29 27 19 AD 5 i um us FEED 15 83 5 3 4 1 LOOPF 1NF INF 1NF INF 1NF 0 01UF A4 ania 7 CU DATA 2 ADC2 50v 50 50v 507 50 50v 507 13185 as 3 DCU_CLK 1 ADCl 1 X EXIT 12186 A6 AD THERM 0 ADCO P3 0 r MP PAPER n AD 1 SCF_CLUTCH 2 P5 6 ADC6 z gt 25178 AB AD p SLEEP 5 P6 3 57 5425 MOTOR_EA U205 1 MP ESL llo vee 22 FUSER PEO R426 Mors 2 2 8 191 6 i oer CLUTCH P4 7 XIN 54 GND SEL_CASSET P4 5 XOUT BIASPWM 741506 50 12 7 74HC245 MIC AYTAL 30 SUPPLY 36 P2 2 THVREAD SCF MOTOI P6 2 44 THVEA 45V 55 55 52 ELA RESET vss KS88C4316 46 R31 1K 7777 210 1 8 1 8 8405 1 5 6K 1 8 R52 301 8 P 6 94407MHZ _ c34 c33 c20 c21 Js2 100NF 4 7UF 407 22PF 22PF 50 270 50V 50V AW 5402 BDCORE T 45V 100PF sov 77 __ _ caos
29. 000003 2004 000345 2004 000345 2004 000345 2004 000385 2004 000433 2004 000544 2004 000691 2004 000699 2004 000754 2004 000869 2004 000884 2004 000900 2004 000965 2004 001156 2004 001231 2004 001315 2004 001315 2004 001357 2004 001357 2004 002001 2004 004179 2004 004425 2005 000168 2009 001041 2009 001042 2009 001082 2009 001083 2009 001084 2009 001085 2103 000156 2103 000270 2103 001079 2201 000003 2201 000004 2201 000004 2201 000017 2201 000017 2201 000017 2201 000019 2201 000023 2201 000119 2201 000119 R48 R225 R250 R256 R501 R504 R27 R424 R425 R426 R112 R257 R263 R266 R500 R503 R507 R54 R223 R224 R227 R19 R26 R28 R35 R36 R261 R405 R38 R40 R51 R59 R60 R61 R260 R113 R20 R407 R53 R248 R262 R102 R292 R210 R212 R226 R229 R239 R101 R105 R216 R219 R157 R158 R108 R247 R237 R17 R22 R55 R222 R510 R268 R58 R213 R508 R153 R516 R57 R208 R209 R204 R207 R277 VR201 VR202 VR204 VR203 C17 C22 C27 C29 C31 C38 C39 C40 C41 C42 043 045 C237 C106 C501 103 104 6115 209 C222 C226 C227 C229 lt lt 2l Q nan wpa c c l c l cla l c l l l L WM o lt R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R
30. 100pF 100pF 100pF 100pF M 2 W vcc vcc vcc R84 10K 100nF UNUSED R15 4 nts lt CLR i 0 R104 x DU ees 2 5 TS D gt nTS U19 1 74F74 L cno 22pF SYSCLK ag PR GND 4 7 RST 2 3 Les DXO CLOCK U14 i oid R55 SCF451832 223T 50MHZ R74 SCF451832 223T R68 33 68 10 ot B ru o xin vec 2 l c65 C83 2 7 R86 __ C84 C82 2 100 VCC OUT Z 68pF o 4 e 10K 150 1OuF 2 16V 3 6 9 vo NC GND R85 R87 2 2K 4 5 1K 1 2 LF GND C95 C96 100pF 22pF Lis gt R88 68 gt MCLK cos 10pF vec vec vec vec RE E vec _ C107 REN 100nF E L 0125 1K R106 5 U20 100nF Uii f we 74F14 R82 0 515 10K amp REF vec 8 4 L 14 AAA gt F_RST TAPI 2 7 x 1 2 4 3 e RESIN SENSE gt nRESET R116 470 3 6 U15 1 RESET Ut 12 100nF 126 4 5 1nF 1 dai 33uF GND 10V at TL7705ACD R97 eS Schematic Diagrams Schematic Diagrams Controller Diagram 4 11 ADDR 2
31. 10NF 0205 5 50V 11 10 7777 741506 0205 6 13 12 741506 O USED 263 254 2085 256 X NOT USED Schematic Diagrams Engine Controller 2 6 5V 45V gt R61 R60 1 859 D231 5 662 5 662 5 6K 424V 5 D228 D229 D230 cN6 184149 1541488 121400 19914651 57 1785 1 8 i DCU CLK SEL CASSET 5582 eoi s 25 riba R285 s 9 SLCON4P DCU SCF_EMPTY AW er 70 224 225 D226 D227 sro 1841499 1541480 1414 14148 h SLCONBP SCF BUSY MSG CCLK PRINT VDI READY lHSYNC 5V 5VT R4 2 2K As CN103 1N4148 1 8 Y 5 lt R293 1 4 4 2 5 22 9 ___ A SLCON3P TONER 23 24 DLCON_24P VIDEO 24VS1 5VT 5VS 5V 5V 5V 5V 5V c46 R28 R26 R51 R63 R42 25 6 Ss ox 5 6K 12K 1 8 1 8 1 8 1 8 1 8 100NF R62 R8 50V 0 5 1 CEN CN3 1 2 1 4 11 0205 3 oj 10 6 5 R29 AjM001 8 ol 919 BDCORE AN PMOTOR 8 741506 oF Ld gt LREADY 9 Os gt HSYNC ofa 3 Od ol2 385 0203 3 1 6 5 lt SLCON11P 1407 503 c26 16 c30 _ c24 77 7 10008 100NF 1NF 100PF 1NF 100PF 10NF 50v 50v 50v 50v 50v 50v sov 45V R517 gt 1 2 CN10
32. 202 000 C MC RAD AL 100nF 10 50 X R 1 TP 5 1x6 4x TP 5 1x6 4x IP 5 1x6 6 5 2301 000490 GFILMPEF 7 4 7 5 100 5 8 3 1512 5 eem 20 275V TP 18X12 5 5M 15 20 275V 22 5 peres fea 1000 F 20 35V TP 12 5x25 5 2401 000207 ca 200uF 20 50V w TP 8x12 5 4 TUF 20 50V TP 511 5 470UF 20 200V BK 3005 10m 944 7 50ppm 28 20pF 5 00000 00 1 jag 1 2 228 cs 504 d 1 11 2902 001011 FILTER ui NE pL 2902 001011 FILTER LI NE 903851 BDI52 3301 000344 OCRE TE BEAD ZZ 3 5x6 5nm 3601 000151 FUSE FERRLLE 125V 5A GLASS 5 20 3601 000157 FUSE FERRULE 125V 58 55 5 20 oo i 30200001 BHA 4 3704 000235 soere 28 3711 000164 COWECTCR HEADER WL 2P 1R 2 SrmSTRAGHT SN 3711 000217 __ COWECTOR HEATER wmAL3 1R399msmaGTSN 1 3711 000236 OMECT HEADER wAL4ei amp 399msmaGrsN 2 2 1 3711 000633 ONEC HEATER JBxueiRzwsmaGrTSN 371 0072 BOK 2P IR2OnmMSTRAGHSN cow 371 0865 ONEC HEATER BOX 3P IR 2rmSTRAGHT SN 3711 001108 ONEC HEADER gxsei amp zmsmaarsN 05 371 0240
33. 3 nDRAMRAS 0 nDRAMRAS 1 nDRAMRAS 2 nDRAMRAS 3 Samsung Electronics DRAMA 0 d DR_A O DRAMA 1 e DRACO DRAMA 2 e DR AQ DRAMA 3 a DRAB DRAMA 10 DR A 10 DR A 11 DRAMA 11 DR WR RA11 100 DR CASO DR CAS1 DR CAS2 C78 33pF 33pF C74 C76 C77 33pF 33pF 33pF 33pF 33pF 33pF DR_CAS3 RA12 100 DR RASO DR RAS1 DR RAS2 DR RAS3 DR RASO DR CAS1 DR CASO DR WR DR A 0 11 DR A 1 J3 1 822030 3 DR A 8 DR_CASO DR_CAS1 DR_CAS2 DR_CAS3 DR_A O DR_A 1 DR_A 2 DR A 3 KM416C1200BLJ 6 AO NC1 NC2 RAS UCAS LCAS OE NC3 NC4 NC5 DQ1 DQ2 DQ3 004 005 096 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 DQ16 VCC1 vcc2 vcc3 GND1 GND2 GND3 DR_RAS1 DR_RAS2 2 DRAMD 0 3 DRAMD 1 4 DRAMD 2 5 DRAMD 3 7 DRAMD 4 t 8 DRAMD 380 9 DRAMD 6 10 DRAMD 7 33 DRAMD 8 34 DRAMD 9 35 DRAMD 10 36 DRAMD 11 38 DRAMD 12 39 DRAMD 13 40 DRAMD 14 41 DRAMD 15 yee DR_RASO DR CAS3 1 DR_CAS2 A DR WR 22 C8 c7 c9 37 122 1002 00 00 I 1 e DR 0 DR A
34. 3 1 Abbreviations and Acronyms Tables 3 1 1 and 3 1 2 list abbreviations and acronyms which may be found in this service manual Abbreviations Abbr Definition Abbr Definition amps amperes motor_pa Motor phase A assembly motor_pb Motor phase B badac bad access mpx multiplex bps bits per second neg negative CBUSY Command busy od open drain CCLK Command clock OSC oscillator clk clock OUT output cm centimeter s pba printed board assembly CMSG Command message pcb printed circuit board CON connector pix picture DS Data Strobe Pmotor LSU motor on EBUSY Engine Status busy pos positive or position EMSG Engine Status message pot potential Exitpap Exit paper ppm print pages per minute GND ground PRINT Print command HLDA hold acknowledge psync page synchronization hidar hold acknowledge received pwr power HLDR hold request Q_Lamp Quenching Lamp HOR horizontal qty quantity HSYNC Horizontal sync READY Engine print ready Input and Output sw switch in inch es or input tach tachometer INT Interrupt thvea Transfer high voltage Enable INTA Interrupt Acknowledge Vcc collector supply voltage dc INTR Interrupt Request VDI Video data from controller Ib Pound s VDO Video data output LDON laser Diode On vert vertical lin linearit Vp p peak to peak voltage lock bus lock VR variable resistor Lready LSU power ready mm millimeter s Samsung Electronics 3 1 Reference Information
35. 4 6 2 Remove three screws and remove the bracket 3 Remove two screws from the SMPS bracket 4 Remove the exit actuator Unplug two connectors A Exit Actuator SES 5 Remove four screws and remove the fuser assembly 4 12 Samsung Electronics Disassembly and Reassembly To remove the thermostat from the fuser To remove the halogen lamp from the fuser assembly assembly Remove two screws and take the thermostat out Remove one screw IS Thermostat To remove the thermistor from the fuser assembly 1 Release the wire from the three holders Note When you reassemble the halogen lamp make sure that it is inserted into the slot properly Note When you reassemble the thermistor make sure that it puts in place Samsung Electronics 4 13 Disassembly and Reassembly 4 13 MPF Assembly and Miscellaneous on MPF Assembly 1 Before you remove the MPF assembly you 4 To replace the pickup roller on the MPF should remove assembly Controller Board see page 4 3 Squeeze the snap fit on the roller and remove Main Cover see page 4 7 the roller MP Tray see page 4 6 2 Unplug two connectors from the drive board B 19 To replace the damper gear on the MPF assembly 1 Remove one screw then remove the damp g
36. 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 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 C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C TA CHIP C TA CHIP C TA CHIP OSCILLATOR CLOCK OSCILLATOR CLOCK CORE FERRITE BEAD CONNECTOR RIBBON CONNECTOR HEADER JACK MODULAR IC ASIC NPC PCB NPC2 LABEL P BLANK 100 80 20 50 5 2012 100 80 20 50 5 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 Y5V TP 2012 1 00nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 201 2 100nF 80 20 50V Y5V TP 201
37. Replace the transfer roller 3 1 Replace the transfer roller 3 2 Measure the transfer voltage If the voltage is abnormal disassemble the main board and clean the components stained with toner or paper particles 3 3 Measure the weight of the developer If the weight is less than 960 g 20 g replace the developer Remark Others Samsung Electronics 5 19 Troubleshooting Error code 1 110 Fault Stains on the face of page Model ML 6100 Description Background too dark on the face of printed page Check 1 Developer cartridge 2 Main body Cause 1 Toner leakage due to improperly sealed developer 2 Transfer roller length is out of spec 218 mm or the roller is defective 3 The inside of the unit is contaminated with toner or paper particles Solution 1 Clean the unit thoroughly If problems still occurs replace the developer 2 If the roller is shorter than the recording paper or the roller is severely stained replace the roller 3 Clean the contaminated components Remark Others 5 20 Samsung Electronics Error code 1 111 Troubleshooting Fault Stains on back of page Model ML 6100 Description The back of the page is stained at 49 mm intervals Check Transfer roller Cause 1 Transfer roller is contaminated 2 Abnormal transfer voltage or cleaning voltage 3 Defective transfer roller So
38. THVEA AM 0207 2407 KSAT08 Samsung Electronics Engine Controller 5 6 Q9 24VS2 KSB1151 Y 24VS1 m o Ll C37 R40 100NF 5 6K 507 1 8 5V 5V R292 R41 R49 1 2 1K 1K 1 8 U205 4 1 8 c SLEEP 2 8 74LS06 9208 KSC1008 5V R512 S150 1 8 Samsung Electronics R17 15K 1 8 7777 FUSER 5V R37 4 3K 1 8 KSC1008 THERM lt 1 S58VT R22 15K 1 8 R15 ANUS C10 10NF 500V MLC AXIAL gt FEED 2 S58VT R24 C12 10NF 5007 MLC AXIAL R30 AN 90248 gt PEMPTY R513 15K 1 8 c1 10NF R514 e gt EXIT Wil a c502 10NF gt PSIZE FUSERON CLUTCH ED Schematic Diagrams R20 AUS 40 D1 1N4003 FEED CLUCH KSC1008 gt COVER 24VS2 5V R38 5 6K D4 1N4148 1 8 R39 T C237 1 2K 1NF D220 1 8 50V 1N4148 5 24V R58 L R35 D221 25 6 1N4148 7 5 178 4 1 Ld 21 9 R57 C43 c D222 1NF BDCO 3K SLCON2P THER 18414997 sov Ksc1008 45 o E 1NF 50 MOTOR_EA MOTOR_PA FAN_E MOTOR_PB MP_PAPER MP_CLUTCH DLCON_10P c506 470 50V Schematic Diagrams Engine Controller 6 6
39. ZD103 ZD152 ZD204 ZD205 ZD151 ZD201 ZD101 ZD203 ZD202 Q211 Q3 Q4 Q8 Q10 Q208 Q500 Q503 Q207 Q209 Q501 Q502 Q9 Q201 Q202 Q203 Q204 PC152 PC153 PC151 OP1 0P2 0P3 0P4 R25 R52 R111 R151 R406 R221 R231 R240 R236 R62 R8 R217 R230 R109 R104 R274 R15 R24 R29 R30 R31 R155 R252 R282 R283 R284 R285 R293 R422 R514 R205 R215 R56 R63 R16 R23 R64 R512 R18 R33 R34 R408 R41 R42 R44 R45 R46 Samsung Electronics 0 2 2 4 4 4 2 5 3 2 1 1 3 1 1 4 4 1 1 1 3 2 2 1 1 5 2 2 2 1 4 2 1 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 4 1 2 1 1 1 1 2 1 1 1 1 1 1 1 5 4 4 1 1 1 2 3 1 3 1 5 DHESIVE HM ODE SWITCHING ODE SWITCHING ODE SWITCHING ODE SWITCHING ODE SWITCHING ODE SWITCHING ODE SWITCHING ODE SWITCHING ODE SWITCHING ODE RECTIFIER IODE BRIDGE ODE RECTIFIER ODE RECTIFIER ODE RECTIFIER ODE RECTIFIER ODE RECTIFIER ODE RECTIFIER ODE ZENER ODE ZENER ODE ZENER ODE ZENER ODE ZENER ODE ZENER TR SMALL SIGNAL TR SMALL SIGNAL TR SMALL SIGNAL TR SMALL SIGNAL TR SMALL SIGNAL TR POWER TR POWER PHOTO COUPLER PHOTO COUPLER gt PHOTO INTERRUPTER TR 150mW DIP 4 ST 5 LOGIC 5 LOGIC IC TTL IC TTL IC MICROCOMPUTER IC EEPROM IC OP AMP 74HCT
40. in place 3 Open the printer cover and remove two screws 7 Slide the main cover upward out of printer Note that the power switch is properly released when you remove the cover Samsung Electronics 4 7 Disassembly and Reassembly 4 8 LSU 1 Before you remove the LSU you should remove 3 Remove three screws and remove the LSU Then unplug two connectors from the LSU Controller Board see page 4 3 MP Tray see page xx Main Cover see page 4 6 2 Remove two screws securing the fuser cover and remove the fuser cover RE QN x uu 5 VS 4 8 Samsung Electronics Disassembly and Reassembly 4 9 Exit Assembly 1 Before you remove the exit assembly you 4 f you want to remove the roller shaft unlatch should remove both ends of the shaft and take it out Controller Board see page 4 3 MP Tray see page xx Main Cover see page 4 6 Fuser Cover see page 4 10 2 Remove three screws and remove the bracket 5 f you want to remove the exit rollers sqeeze the bottom of roller and take it out 3 Remove two screws unlatch the exit tray and take it out Samsung Electronics 4 9 Disassembly and Reassembly 4 10 Drive Assembly and Fan 1 Before you
41. is heavily worn replace it with new one Replace OP1 sensor 72 73 ROD Make sure that the paper being used meets the specification Check if there is a paper jam in the fuser Replace OP1 OP3 on the engine board Check the fuser roller for any dirt If dirty clean the roller 95 On Check for U205 on the engine board Replace LSU Measure the resistance at R62 and R8 If abnormal replace them 3 8 Samsung Electronics 4 Disassembly and Reassembly 4 1 General Precautions on Disassembly When you disassemble and reassemble components you must use extreme caution The close proximity of cables to moving parts makes proper routing a must If components are removed any cables disturbed by the procedure must be restored as close as possible to their original positions Before removing any component from the machine note the cable routing that will be affected Whenever servicing the machine you must perform as follows 1 Remove the paper cassette s and the print cartridge Do not expose the cartridge to direct room light or sun light and be careful not to scratch the drum surface Turn the power switch off Unplug all the cables from the printer Replace with only an authorized component Do not force to open or fasten a plastic material component Be careful no obstacles are included when you reassemble components When you reassemble components be care
42. lt lt lt lt lt lt lt lt lt lt ZzZzZzZ22Z2zZ2zZ22Z222Z2zZ D Electrical Parts List Controller Board Lev SEC Code Location NO Description Specification Sve 2203 000239 2203 000239 2203 000239 2203 000239 2203 000274 2203 000274 2203 000274 2203 000316 2203 000361 2203 000455 2203 000455 2203 000455 2203 000595 2203 000595 2203 000634 2203 000634 2203 000818 2203 000818 2203 000938 2203 000938 2203 001002 2203 001158 2404 000128 2404 000308 2404 000308 2801 003699 2804 000378 2804 001230 2901 000229 2901 000229 2901 000235 3301 000271 3301 001034 3301 001074 3301 001074 3702 000118 3702 001104 3702 001121 3709 000177 3711 001091 3711 003204 3711 003205 3722 001101 4701 001020 JCO9 00001A JC11 10507A JC11 10510A JC13 00002A JC41 00005A JC61 70938A JC62 30905A ace a eS m dk a a ia d l X La A a n cA ci 7 2 C220 0127 C132 0133 0134 0135 C34 C35 C36 C37 C38 C42 C43 C44 C45 C46 C47 C49 C50 C52 C59 C60 C61 C65 66 70 75 80 81 85 86 89 90 91 93 94 97 100 102 103 104 105 C122 0123 C124 C167 C168 15 16 18 25 26 27 C21 C28 C39 C41 C48 C53 54 64 72 688 121 6131 C210 C211 C212 C55 C56 C57 C58 C67 C68 C69 C87 C118 C95 84 29 221 C195 C196 C197 C198
43. oli 2 51 2 PT_LAMP G 7117 ej Q10 KSC1008 24VS1 1 2 3 CN7 o 7717 5V SLCON3P CLN C231 10NF 50 Samsung Electronics Engine Controller 3 6 24VS1 BIASPWM gt 18V Samsung Electronics U203 7407 Schematic Diagrams T204 424VS1 E C209 ESJA57 04 R412 5 18V 18V i323 aoe 1 K o 7 HP1 SUPPLY 47K 50 as R239 R262 R234 2 3 3M 20204 Zak Sos cx 1 2 UZ33B 1 8 1 8 C220 C219 R226 100PF _ 470PF 3 3M 2D203 1M324 8224 Reet 2 CT 1 2 1N5274B R269 R253 3 47K 390 228 1 Da zie 02 1 1 8 1 8 4 3 3M ZD205 2 1 1 2 UZ33B 5 1 HP2 DEV VR204 c229 c223 R222 100NF 2 2N pais 15K 0204 TRANS10P R210 TT KSD526 Toroi 50v 500 1 8 3 3M 1 2 R212 R268 R230 3 3M 10 1 2 1 8 1 2 Pies apa Ee Se BEM wee 1 418 0402 R419 10K 2SA1413 33K 1 8 1 1 c403 100PF SUPPLY 1 1 1 1 PII 470PF 18V 24VS1 202 201 57 04 c222 HP3 loop 8238 HEY R258 50v 1 8 174K 1 8 2 233 93 1K T R227 R218 9 CN8 1 8 1M324 47k 30 25 IN 1 8 1 8 21 9 10 919 0201 3 R201 SLCON2P MHV R237 A 10M 16 2K J D223 B
44. remove the drive assembly or fan 4 If you want to replace the fan take it out you should remove Controller Board see page 4 3 Main Cover see page 4 7 MP Tray see page 4 6 2 Unplug four connectors 5 f you want to remove the motor from the drive assembly remove three gold screws securing the motor assembly to the gear bracket 3 Remove seven screws securing the drive assembly from the gear bracket and remove the drive assembly and motor drive board Unplug one connector from the board 6 Remove the motor assembly Remove two screws securing the motor to the motor bracket then take the motor out fz NS 4 10 Samsung Electronics Disassembly and Reassembly 4 11 MP Plate Assembly 1 Before you remove the MP plate assembly you 3 Remove seven screws securing the drive should remove assembly from the gear bracket and remove the drive assembly and motor drive board Unplug Controller Board see page 4 3 one connector from the board Main Cover see page 4 7 MP Tray see page 4 6 2 Unplug four connectors I ERN A 0 4 o CO 4 Remove three screws and remove the MP plate assembly Samsung Electronics 4 11 Disassembly and Reassembly 4 12 Fuser 1 Before you remove the fuser you should remove Controller Board see page 4 3 Main Cover see page 4 7 MP Tray see page
45. wlelelnlolmlela 10NF 10NF 10NF ajajajaja 50v 50v 50v p 9 R5 R6 1K 1K E s Ws R7 1K R3 R2 R4 c5 56K 820 0 3380 33 820PF 56K 330PF R8 50v 2W 2 50 50 5 6 24V CN2 45V SLCON2P FAN FAN_E R12 5 6K 1 8 DIODE_3P 24V 4 1 AU 1N4003 SLCON2P MP_CLUTCH R9 ypres E SK kscioos 45V 45V R11 R10 15K 150 1 8 1 8 CNS MP_PAPER 1 219 3 9 SLCON3P Schematic Diagrams 8 19 Schematic Diagrams 8 5 PTL Diagram VCC A ZTEEUS gt A ZTEEUS A ZTEEUS A CIEtEUHS A CIEE US A CIEE US A ZTECUS A ZTEEUS 545 545 prs A CIEtEUS 5 A ZTECAS e A ZTEEUS 5 pce 5 gt 5 DZ Samsung Electronics 8 20 Schematic DiagramsSchematic Diagrams 8 6 Localtalk diagram u6 u6 u6 96 96 96 R3 vcc 1 2 3 4 5 6 9 8 11 10 35 12 gt gt 0 gt o 9 AV 741514 741514 741514 741514 741514 741514 C20
46. work quality with a magnifying lens 3 2 4 Chip Tantalum Capacitors and Chip filters TYPES The types of chip tantalum capacitors and chip filters are as follows Chip Inductors Chip Tantalum Capacitors Chip Tantalum Electrolytic Capacitors Chip Aluminum Electrolytic Capacitors Chip Transformers Chip Filters REMOVING 1 Using a special desoldering iron a Select soldering tip according to part size b Bring the tip into contact with the solder points c When the solder melts remove the part d Remove the old solder with desoldering wire 2 Using a special desoldering iron a Use small flat blade tips b Heat both ends of the part simultaneously c When the solder melts grasp and remove the part with the soldering iron tips d Remove the old solder with desoldering wire bY INSTALLING 1 2 3 4 Clean the area where the new part is to be mounted Apply a water soluble flux Set part correctly into position and prevent it from shifting Use a sharp soldering iron tip Bring the tip close to the part contact without actually touching it Melt thin 0 3mm solder between the tip and part so that it flows into the part contact Check work quality with a magnifying lens 3 2 5 Chip VRs Chip Trimmer Capacitors Diode and Tr TYPES The types of parts are as follows Chip VRs Chip Trimmer Capacitors Diode Transistors REMOVING 1 Us
47. 001133 2011 001093 2011 001094 2011 001094 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 02 03 U3 U5 U12 U15 U28 U4 U9 U19 U23 U16 U21 U7 U17 U26 U1 U2 U8 U11 U20 U25 U27 R201 R21 R27 R58 R70 R71 R7 R17 R20 R75 R77 R82 R199 R52 R101 R29 R33 R36 R38 R39 R79 R98 R113 R114 R123 R133 R134 R135 R136 R137 R139 R140 R141 R142 R143 R144 R145 R146 R147 R148 R150 R151 R152 R153 R155 R157 R166 R168 R169 R170 R171 R172 R173 R175 R177 R182 R190 R191 R192 R193 R194 R195 R198 R37 R40 R42 R65 R66 R45 R46 R47 R49 R67 R181 R53 R60 R69 R106 R72 R76 R78 R8 R18 R23 R34 R64 R35 R80 R84 R91 R93 R94 R95 R96 R97 R100 R103 R54 R63 R68 R89 R154 R9 R167 R90 R110 R117 R118 R119 R120 R121 R161 R163 R165 R179 R180 R24 R81 R87 R107 R108 R109 R28 R48 R86 R200 R85 R31 R51 R11 R122 R132 R1 R2 R55 R56 R57 R62 R124 R127 R130 R131 R149 R156 R158 R160 R162 R164 R174 R176 R178 R61 R83 R92 R99 R104 R16 R116 R125 R126 R128 R129 R138 R159 R74 R112
48. 04 000345 R METAL a 2004 000345 004 000345 METAL 2004 000385 R 17 4Kohm 1 1 BWAA 1 8x3 2 2004 000544 R METAL 21 5Kohm 1 8WAA TP 1 8x3 2 2004 000691 R METAL 3 16Kohm 1 1 1 8x3 2 Pe METAL oe tos Re METAL E 2004000900 2004 000965 __ ohmreySwA Te i832m RB 2040056 jerhmreySwA T 183G2m Bo 1 20400231 RMTL remreyBSwA To 69 1 2040023 RMTA mhmreySwA 86 1 20400355 86 1 8 1832 2004 001315 RMTA fj8e6omreyewATe1832 eo Z4 200400157 p3iemir amp ySwATe18G2 2004 001357 RMTL 93 1 1 080 1832 SIS 2004 002001 1932 RIS 2004 004179 _____________ 17 s o o 2009 00101 GLAZE 2009 001042 Gee a ta 6 aa Te J 2009 001082_ R METAL GLAZE 2009 001083 2009 001084 R GLAZE 2009 00105 __ __ ____________ 3 2103 000270 wsm poemiy2wre 8
49. 070A 1 5 IPR EARTH PLATE FU JC70 10911A 1 6 IPR GUIDE_DUST JC70 11068A 1 7 IPR GND PLT G TR 12 JC70 10980A 1 8 PMO DAMPER_PLATE JC72 41 288A 1 2 PBA MAIN H V TERMINA JC92 00338A 1 3 PBA MAIN H V TERMINA JC92 00339A 2 4 ELA HOU THERMISTOR JC96 01148A 1 5 MEA RACK ACTUATOR TR JC97 01208A 1 1 PMO ACTUATOR TR JC72 41287A 1 2 PMO HOLDER_ACTUATOR JC72 41 289A 1 6 PMO ACTUATOR FEED 12 JC72 00012A 1 7 CBF HARNESS PTL LUG JC39 40576A 1 8 MEA RACK PLT MP DRV JC97 01229A 1 1 IPR PLATE MP JC70 11089A 1 2 GEAR IDLE A MP JC66 40966A 1 3 GEAR IDLE B MP JC66 40967A 1 9 FAN DC 3103 001062 1 10 SWITCH JC39 00004A 1 11 MEA RACK BRKT EXIT JC97 01198A 1 1 GEAR EXIT U ID JC66 40006A 1 2 IPR BRACKET EXIT JC70 11075A 1 3 GEAR EXIT IDLE Z17 JC66 40964A 1 12 ELA HOU PTL JC96 01150A 1 1 IPR EARTH TRANS 12 JC70 11023A 1 2 PMO HOLDER PTL JC72 41187A 1 3 PBA MAIN PTL ASS Y JC92 01050A 1 13 CBF HARNESS GND WIRE JC39 40546A 1 14 IPR GROUND EXIT JC70 11058A 1 15 RACK TR HOLD L JC97 01079A 1 1 SPRING TR 12 JC61 70940A 1 2 IPR SPRING PLATE12 JC70 11050A 1 3 PMO BUSING TR12 L JC72 41283A 1 4 PMO HOLDER TR 12 L JC72 41285A 1 16 ROLLER TRANSFER JC75 10962A 1 17 MEA RACK TR HOLDER R JC97 01071A 1 1 SPRING TR 12 JC61 70940A 1 2 PMO BUSHING TR12 R JC72 41060A 1 3 PMO HOLDER TR R 12 JC72 41062A 1 18 GEAR TRANSFER 12 JC66 40949A 19 MEA RACK HOU EXIT JC97 01104A 1 1 PMO HOU EXIT 250 JC72 41114A 1 2 MEA RACK EXIT ROLLER JC97 01098A 4 2 1 PMO ROLLER EXIT M
50. 0V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 1 20pF 5 50V NPO TP 2012 047NF 5 50V NPO TP 2012 047NF 5 50V NPO TP 2012 047NF 5 50V NPO TP 2012 10 20 16 6032 10 20 16 6032 10 20 16 6032 33MHz 100ppm 10TTL 5V 30mA 25MHZ 50PPM CMOS ST 5V 30MA ZZ 3 5x6 5mm 60P FEMALE STRAIGHT AU BOX 4P 1R 2 0mm STRAIGHT SN 8P 8C AU30U BLK NO ML 7000N3 NETBRIDGE TQFP 160 945MIL ML 7000N3 FR 4 4 LAYER 1 6T 1 6T 124 80 ER 4615 SESAB ART W70 L30 120 Samsung Electronics Electrical Parts List 07 Electrical Parts List 07 1 Controller Board 0407 000101 0801 001072 0803 000117 0803 000207 0803 000270 0803 000303 0803 000468 0803 001381 0803 003058 0904 001319 1006 000243 1103 000133 1105 001213 1107 001121 1203 000346 1203 001026 2007 000028 2007 000029 2007 000029 2007 000029 2007 000241 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 000308 2007 000312 2007 000449 2007 000468 2007 000468 2007 000468 2007 000468 2007 000477 2007 000493 2007 000551 2007 000671 2007 000686 2007 000781 2007 000781 2007 000781 2007 000781 2007 000781 2007 000931 2007 000964 2007
51. 1 Fault Light image 2 Model ML 6100 Description The printed image is light with no ghost Check Engine board Cause 1 Charge voltage on the engine board exceeds 1520V Perform DCU diagnostic mode 01 to measure the voltage 2 No power to the supply roller Solution Check the following parts and replace if defective U201 KA324 Q211 C1008 T202 Transformer resistors and diodes in the output and feedback area Remark Check the charge voltage at 0201 while operating 10 9 2 5 2 9V 8 5 5 8 5V while idling 9 2 7V 10 8 OV Q201 operating voltage Base 2 2 5V Emitter 0 1 Collector 30 60V U203 1 OV input 2 OV output Others 5 6 Samsung Electronics Error code 1 052 Troubleshooting Fault Light image 3 Model ML 6100 Description The printed image is light with no ghost Check 1 Engine board 2 Main body Cause 1 Engine board bias 350 485V and supply voltage 570 630V may be low Perform DCU diagnostic mode 04 to measure the voltage 2 Direct strong light may be entered into the manual feed slot Solution 1 Check the following parts U201 KA324 Q204 D526 Y T204 Transformer U203 SN7407N resistors diodes in the output and feedback area 2 Check if contrast mode is set to Light If not change the install position of the printer or attach OPC cover sh
52. 1 DR A 2 DR A 3 DR A 4 DR A 6 DR A 7 DR A 8 DR A 9 DRAMD 20 DRAMD 21 DRAMD 22 DRAMD 23 vec u2 KM416C1200BLJ 6 2 DRAMD 16 0 pai AD 3 DRAMD 17 A Bas DRAMD 18 5 DRAMD 19 A3 004 7 DRAMD 20 A4 DQ5 7 Pe 8 DRAMD 21 A6 007 10 DRAMDI2 A7 M 33 DRAMD 24 DRAMD 25 35 DRAMD 26 pati 32 ies bois 27 38 DRAMD 28 39 DRAMD 29 0914 10 0015 41 DRAMD 0 bore DRAMD 31 RAS UCAS LCAS WR vcc2 VCC3 2 cn c2 NC3 GND1 2 NC4 GND2 7 100nF 100nF 100nH NC5 GND3 gt gt DRAMD 0 31 Schematic Diagrams 8 11 Schematic Diagrams Controller Diagram 6 11 023 gt FLASH_WR_E Ncc DATA 0 23
53. 148 100V 200MA DO 35 TP 1N4148 100V 200MA DO 35 TP 1N4148 100V 200MA DO 35 TP UF4007 1KV 1A DO 41 TP D3SBA60 600V 4A ST 1N4003 200V 1A DO 41 TP 1N4003 200V 1A DO 41 TP 1N4937 600V 1A DO 41 TP ESJS58 06 6KV 2mA DO 201 SHV 04 4KV 20mA TP SHV 04 4KV 20mA TP 1N751A 5 1V 5 500mW DO 35 TP UZ27BM 27V 25 7 28 0V 500mW DO UZ33B 33V 30 36V 500mW DO 35 T UZ5 6BCB 5 6V 5 46 5 7 V 500mW 1N5274B 130V 5 500mW DO 35 TP UZ7 5BM 7 2 7 7V 500mW DO 35 T 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 KSA708 Y PNP 800mW TO 92 TP 12 KSB1151 Y PNP 1 3W TO 126 16 KSD526 NPN 30W TO 220 BK 120 2 TR 200mW DIP 4 ST TRIAC 250mW DIP 6 ST 0201 000008 2001 000281 2001 000281 2001 000281 2001 000281 2001 000294 2001 000319 2001 000331 2001 000362 2001 000362 ch DEEN CA ae I a a a 1 CEER CIE V a a a E SEEE EEE SEST lXola scili a IX c 2001 000429 D154 D209 D215 D220 D221 D222 D223 D224 D225 D226 D227 D228 D229 D230 D231 D232 D233 D401 D4 D5 D6 D7 D101 500 0501 0502 D504 D505 D102 DB101 D1 D216 D217 D503 D103 D205 D206 D207 D208 D201 D202 D203 D204 D210 ZD102
54. 2 100nF 80 20 50V Y5V TP 2012 1 00nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 1 00nF 80 20 50V Y5V TP 2012 1 00nF 80 20 50V Y5V TP 2012 1 00nF 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 Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 1 00nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 1 00nF 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 1 00nF 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 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 Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 1 00nF 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 1 00nF 80 20 50V Y5V TP 2012 1 00nF 80 20 50V Y5V TP 2012 1 00nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 1 00nF 80 20 5
55. 2 001011 2902 001011 3301 000344 3601 000003 3601 000296 3602 000001 3704 000235 3711 000164 3711 000217 3711 000236 3711 000633 3711 000782 3711 000865 3711 001108 3711 002104 3711 002410 3711 002653 3711 003204 3711 003205 3711 003969 JC26 20301B JC26 20301D JC26 30506A JC27 40502A mE uh n4 ae m a md GE a a Qo E E RS LA mA a R cR nd a a a ee 9 40511 C16 C28 C30 C402 C108 C1 C13 C14 C19 217 231 C24 C36 C405 221 223 225 C230 C500 C20 C21 207 208 210 214 C224 C111 201 204 219 C202 C206 C211 0212 C215 C216 C213 C10 012 015 C18 C401 C502 C110 C112 C113 C505 C156 C157 C228 C503 C504 C506 109 152 C151 C11 C114 C107 153 154 155 33 35 1 BD1 BD101 BD102 BD103 BD151 BD152 FB1 FB2 FB3 FB4 FB5 CN8 CN10 T201 T202 T204 JP104 JP109 JP110 JP115 JP116 JP120 JP121 JP126 JP127 JP132 JP133 JP138 JP139 JP143 JP144 JP148 JP149 JP154 JP155 JP160 JP161 JP166 P167 JP172 Samsung Electronics JP16 JP17 JP21 JP23 HH nn assess nnn nnn nin
56. 23 PMO HOLDER CAM MPF JC72 00055A 1 24 PMO GEAR P U MPF JC72 00056A 1 25 PMO CAM PICKUP MPF JC72 00057A 1 26 SPRING CAM MP JC61 00003A 1 27 WASHER PLAIN 6031 000021 2 6 10 Samsung Electronics Exploded Views and Parts List 6 9 Motor Main Exploded View Samsung Electronics 6 11 Exploded Views and Parts List 6 10 Motor Main Parts List NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 6 ELA Hou Motor Main JC96 01099A 1 MOTOR STEP 3101 001144 1 2 GEAR 125 18 JC66 40376A 1 3 IPR BRKT_MOTOR JC70 10985A 1 4 GEAR Z132 50 12 JC66 40959A 1 5 GEAR IDLE FU JC66 40377A 1 6 GEAR FUSER DRIVE JC66 40378A 1 7 IPR BRKT_GEAR JC70 10984A 1 8 GEAR IDLE OPC 12 JC66 40960A 1 9 GEAR OPC DRIVE 12 JC66 40961A 1 10 GEAR FEED DRV 12 JC66 40962A 1 11 GEAR OPC DRV2 JC66 40910A 1 12 FILM BRACKET JC73 00002A 1 6 12 Samsung Electronics Exploded Views and Parts List 6 11 Fuser Exploded View 8 2 23 6 13 Samsung Electronics Exploded Views and Parts List 6 12 Fuser Ass y Parts List NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 8 Fuser Ass y PMO ACTUATOR_EXIT JC72 41079A 1 ELA HOU FUSER 110V JC96 01093A 1 110V ELA HOU FUSER 220V JC96 01094A 1 220V 1 LAMP HALOGEN 4713 001076 1 110V 1 LAMP HALOGEN 4713 001075 1 220V 2 SPRING CLAW JC61 70
57. 25 DATA 0 31 RCS1 RD U13 L ADDR 20 2 15 DATA 0 ADDR 19 3 00 17 DATA 1 ADDR 18 34 A16 D2 19 DATA 2 ADDR 35 A15 2t DATA ADDR 16 36 A14 D4 24 4 ADDR 15 37 A13 D5 26 DATA 5 ADDR 14 38 A12 D6 28 6 ADDR 39 11 7 30 DATA ADDR 12 40 A10 D8 16 DATA 8 ADDR 11 41149 po 18 DATA 9 ADDR 10 42 A8 D10 20 DATA 10 ADDR 9 4 7 pi 22 DATA ADDR 8 5 AG D12 25 DATA 12 ADDR 7 6 A5 D13 27 13 ADDR 6 7 4 D14 29 DATA 14 ADDR 5 8 A3 D15 31 DATA 15 ADDR 4 91 VCC ADDR Ia 23 ADDR 2 ADDR 21 43 Ne ae 33 ADDR 44 NC3 ADDR 23 1 NC1 552 32 l1 14 OE M RE KM23C8105DG LOW cai C413 100nF 100nF U22 H ADDR 20 2 15 16 ADDR 19 3 18 Do 17 17 ADDR 18 34 A16 D2 19 DATA 18 ADDR 17 35 A15 D3 21 DATA 19 ADDR 16 36 A14 D4 24 DATA 20 ADDR 15 37 A13 D5 26 DATA 21 ADDR 14 _ 38 442 pe 28 DATA 22 ADDR 13 39 11 D7 30 DATA 2 ADDR 40 pa 16 DATA 24 ADDR 11 41 AQ D9 18 DATA 25 ADDR 10 42 A8 D10 20 DATA 26 ADDR 9 4 A7 D11 22 DATA 27 ADDR 8 5 A6 D12 25 DATA 28 ADDR 7 6 A5 D13 27 DATA 29 ADDR 6 7 4 014 29 DATA 30 ADDR 5 8 A3 D15 31 DATA 31 ADDR 4 9 A2 ADDR 3 10 1 23 ADDR 2 pena igi ADDR 22 44 3 ADDR 1 13 VSS1 32 12 2 32 KM23C8105DG HIGH C149 C150 100nF 100nF NOT USED R4 100 R34 AM 00
58. 3 P81 J P82 J P83 J P84 J P85 J P86 J P87 J P88 P89 J P90 J J P92 J J P94 J 5 P97 J J P99 J P100 J P101 J P102 J P103 53 54 55 O 53 J SA J 55 J J P5 J P6 2 P617 MD cec 1r P 1 HP2 HP3 P4 oss 015 0152 0102 201 03 ao 1152 usaqo FR SMSHSING 0 0 0 00 0 ao 1910 6152 25 2 qon Ro 0 00000000 Network Card Parts List 07 5 Network Card Parts List Lev Q ty Description Specification A S 6001 000131 SCREW MACHINE BH M3 L6 ZPC YEL SM20C JC69 00045A BOX MASTER NET NEC NEC ML 7000 SW 1 284 210 190 JC69 30906A BAG NETWORK SHIELDING T1 250 160 ML 7000 JC70 00021A CAP BRKT NET OPT ML 7000 SPCC T0 8 JC92 01119A ASSY PBA SUB NPC NEC ML 7000N3 NEC NEC USA 100BASE NETWORK CARD 0601 000105 LED1 LED CBI ANGLE GRN 5mm 560nm 0601 000105 LED2 LED CBI ANGLE GRN 5mm 560nm 0801 001072 IC CMOS LOGIC 74 2 GATE SOP 14P 150MIL 0903 001118 IC MICROCONTROLLER 82C5000 32BIT QFP 208P 33MHz IC EEPROM 24C32 4Kx8BIT SOP 8P 150MIL 10 IC DRAM 416C4100 4MX16BIT TSOP 50P 400MIL 45NS 5V 10 PLASTIC 0TO 70C IC SRAM 68257 32KX8BIT TSOP 28P 300MIL 15NS 5V 1096 PLASTIC 0TO 70C 2MA IC SRAM 68257 32KX8BIT TSOP 28P 300MIL 15NS 5V 1096 PLASTIC 0TO 70C 2MA IC FLASH
59. 3 1N4937GB 4 4 4 5VS 5 424VS2424V 12 1 2 9 c109 c110 B Y E 114 3 2 10 100NF 0101 gt 1717 4108 50V 50V KA7552 50V MLC RADIAL 5 SLCON4P POW a a 112 SMPS V1 270 1 4 C112 NO LOCATION DESCRIPTION 40 1 50v 1 C101 220NF 250V I 2 C102 47NF 250V 20102 E EM RS BM R114 d ud CET ciii C113 20 22 3 C107 220UF 200V 680PF 4 7K 330 4 7NF iw 4 F101 125V 8A 50V 1 8 1 8 50v 5 F151 125V 5A 6 PC152 PC153 PC817 7 0102 IRF840 8 T101 1900UH 9 R114 0 10HM 2W 10 R106 R107 100KOHM 1 2W Samsung Electronics Schematic Diagrams 8 2 Controller Diagram 1 11 DATA 0 31 DH R 0 31 ADDR 0 31 lt A_R 0 31 Raze PSG EEEREEERENEREREREEE ADDR G 39 1
60. 3 040 3 041 Fault Cover Open Model ML 6100 Description The ERROR lamp is on even when the printer cover is closed The ERROR lamp does not come on even when the printer cover is open Check 1 Hook lever in the top cover Refer to 2 on page 6 4 2 Engine board 3 Actuator cover open Refer to on page 6 6 Cause 1 The hook lever may be defective 2 Malfunction of the circuit containing the micro switch SW151 and its related parts on the engine board 3 Defective actuator cover open Solution 1 Replace the hook lever if defective 2 Check SW151 and its related parts 2 1 Check SMPS 24V output 2 2 Check D4 anode when SW151 is pressed D4 anode will be below 3 5V when SW151 is open Check for R38 and R39 and replace if defective 2 3 If D4 anode is over 3 5V check if CPU pin 48 is short If not replace CPU 3 Replace the defective actuator Remark Others 5 36 Samsung Electronics Troubleshooting Error code 3 050 Fault All Lamps Blinking Model ML 6100 Description When printer power is on all lamps on the operator panel blink Check 1 Harness between the engine and control boards 2 Engine board Cause Defective interface between the engine board and control boards DCU error code 78 Solution 1 Check the harness between the engine and control boards 2 1 Check if the engine board works properly when the pr
61. 33 20 10 7342 4 4 33 20 10 7342 4 4 48MHz 50ppm 28 ABM 12pF 80ohm 40 2 100 10 TTL 5V 30mA OSCILLATOR CLOCK 47 7789MHz 50ppm 10TTL 8 CMOS 50V 300mA 22nF 4 5x1 8x3 2mm 50V 300mA 22nF 4 5x1 8x3 2mm 50V 300mA 150pF 4 5x1 8x3 2 AB 2 0x1 25x0 9mm AB 2 0x1 25x0 9mm AB 2 0x1 25x0 9mm 36P FEMALE ANGLE AU 30P FEMALE STRAIGHT AU 60P MALE STRAIGHT AUF 72P 1 27mm ANGLE SN LOW BOX 7P 1R 2 5mm STRAIGHT SN BOX 24P 2R 2mm STRAIGHT SN BOX 4P 1R 2 0mm STRAIGHT SN 4P 2C 8 38mm AU VR 22 28 5 80MHz 15dB 0 03W ML 6100 IBM25EMPPC603EPG 32X32MM ML 165 KM23C8105DG SOP 44P 600 ml 165 KM23C8105DG SOP 44P 600 ML 7000 SPGP1 QFP 240P 34 6X4 15BSC ML 6100N FR4 1 6T ML 6000 8US304CSP 0 6 3 5 44 ML 6000 AL6063 lt lt lt lt lt lt lt lt lt lt 22 lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt zz lt lt lt 22 lt lt lt lt lt lt lt lt Samsung Electronics Electrical Parts List 07 2 Engine Board SEUK PP_ 3748 WHT 6500CPS 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 1N4
62. 4MM 2 2KOHM 5 6 1 2W AA TP 2 4X6 4MM 3 3MOHM 5 1 2W AA TP 2 4X6 4MM 3 3MOHM 5 1 2W AA TP 2 4X6 4MM 470KOHM 5 1 2W AA TP 2 4X6 4MM 56OHM 5 1 2W AA TP 2 4X6 4MM 4700hm 5 3W AA TP 6x16mm 47Kohm 5 2W AA TP 4 3x12mm 78 7Kohm 1 1 8W AA TP 1 8x3 2 16 2Kohm 1 1 8W AA TP 1 8x3 2 15Kohm 1 1 8W AA TP 1 8x3 2mm 15Kohm 1 1 8W AA TP 1 8x3 2mm 15Kohm 1 1 8W AA TP 1 8x3 2mm 17 4Kohm 1 1 8W AA TP 1 8x3 2 1Kohm 1 1 8W AA TP 1 8x3 2mm 21 5Kohm 1 1 8W AA TP 1 8x3 2 3 16Kohm 1 1 8W AA TP 1 8x3 2 3 3Kohm 1 1 8W AA TP 1 8x3 2m 309Kohm 1 1 8W AA TP 1 8x3 2m 3Kohm 1 1 8W AA TP 1 8x3 2mm 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 619Kohm 1 1 8W AA TP 1 8x3 2m 75Kohm 196 1 8W AA TP 1 8x3 2mm 86 6Kohm 1 1 8W AA TP 1 8x3 2 86 6Kohm 1 1 8W AA TP 1 8x3 2 93 1 Kohm 1 1 8W AA TP 1 8x3 2 93 1 Kohm 1 1 8W AA TP 1 8x3 2 12 1Kohm 1 1 8W AA TP 1 8x3 2 174KOHM 1 1 8W AA TP 1 8X3 2MM 76 8KOHM 1 1 8W AA TP 1 8X3 2MM R WIRE WOUND NON 0 220hm 5 2W AA BK 4x12mm R METAL GLAZE R METAL GLAZE R METAL GLAZE R METAL GLAZE R METAL GLAZE R METAL GLAZE VR SEMI VR SEMI VR SEMI C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC
63. 5 8x3 1x12 5 100nF 20 275V TP 17 5x7x13 5 A70NF 20 275V BK 22 5 1000uUF 20 35V WT TP 12 5x25 5 100uF 2026 50V WT TP 8x12 5 1UF 20 50V WT TP 5x11 5 2200uF 20 6 16V WT TP 12 5x25 5 474 20 10 6 5 2 5 47uF 2096 50V WT TP 8x11 5 5 150uF 20 400V WT BK 30x25 10 470UF 20 6 10V 10x12 5 4 7uF 2096 50V GP TP 5x11 5 6 94407MHz 50ppm 28 AAM 20pF 5 CORE FERRITE BEAD 27 3 5x6 5mm FUSE FERRULE FUSE FERRULE FUSE CLIP SOCKET IC 250V 5A FA GLASS 20X5 2MM 250V 5A TL CERAMIC 5X20MM g mohm 28P DIP SN 2 54mm CONNECTOR HEADER 1WALL 2P 1R 2 5mm STRAIGHT SN CONNECTOR HEADER 1WALL 3P 1R 3 96mm STRAIGHT SN 1WALL 4P 1R 3 96mm STRAIGHT SN CONNECTOR HEADER BOX 11P 1R 2mm STRAIGHT SN CONNECTOR HEADER BOX 2P 1R 2 0mm STRAIGHT SN CONNECTOR HEADER BOX 3P 1R 2mm STRAIGHT SN CONNECTOR HEADER BOX 8P 1R 2mm STRAIGHT SN CONNECTOR HEADER 1WALL 2P 1R 7 922mm STRAIGHT SN CONNECTOR HEADER BOX 10P 2R 2mm STRAIGHT SN CONNECTOR HEADER BOX 3P 1R 2 5mm STRAIGHT SN CONNECTOR HEADER BOX 24P 22R 2mm STRAIGHT SN CONNECTOR HEADER BOX 4P 1R 2 0mm STRAIGHT SN CONNECTOR HEADER BOX 2P 1R 2 5mm STRAIGHT SN TRANS AF TRANS AF TRANS POWER THV COIL CHOCK 68UH COIL FILTER COIL FILTER ML 80 95MH ML 80 0 32WIRE ML 7000 57 5 1 3uH 180mH ML5500 68u
64. 574 D FLIP FLOP DIP 20P 3 74HC245 TRANSCEIVER DIP 20P 30 7406 BUFFER DRIVER DIP 14P 300 7407 BUFFER DRIVER DIP 14P 300 88C4316 8BIT DIP 64P 8MHz ST 27E512 64Kx8BIT DIP 28P 600MIL 324 DIP 14P 300MIL QUAD 100V m IC VOLTAGE COMP 393 DIP 8P 300MIL DUAL 36V IC POSI ADJUST REG IC POSI FIXED REG IC SWITCH VOL REG THERMISTOR NTC VARISTOR R CARBON S R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON S R CARBON S R CARBON S R CARBON R CARBON R CARBON R CARBON R CARBON S 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 431 TO 92 3P PLASTIC 2 44 2 7818 TO 220 3P PLASTIC 17 3 5311 DIP 8P 300MIL PLASTIC 3 Bohm 10 3150K 18 7mW C TP 470 4500 17 12 200KOHM 5 1 2W AA TP 6 4X2 4MM 3300HM 5 1 8W AA TP 1 8X3 2MM 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 68KOHM 5 1 8W AA TP 1 8X3 2MM 680KOHM 5 1 8W AA TP 1 8X3 2MM 0 50HM 5 1 2W AA TP 2 4X6 4MM 5 1 2W AA TP 2 4X6 4MM 100HM 5 1 2W AA TP 2 4X6 4MM 470HM 5 1 4W AA TP 2 4X6 4MM 1000HM 5 1 4W AA TP 2 4X6 4MM 1 8KOHM 5 6 1 4W AA TP 2 4X6 4MM 1 5KOHM 5 6 1 4W AA TP 2 4X6 4MM 1800HM 5 1 2W AA TP 2 4X
65. 6 000 pages 5 Pattern Developing Non magnetic Contact Developing Charging Conductive Roller Charging Density Adjustment 3 step Light Medium Dark Toner Supply Method Exchanging the Developer Toner Checking Sensor None Transfer System Conductive Roller Transfer Fusing System Temperature amp Pressure Ozone Emission Less than 0 1 PPM Emulation PCL5e PCL6 optional PostScript Level 2 Compatible Font 1 bitmap 45 scalable 35 intelligent 10 truetype CPU Power 603e clock speed 80MHz RAM Memory Standard 4M byte 16M bit x 2 Option SIMM Module 4 8 16 32 64M byte Refer to Operator s Guide for instructions on SIMM installation ROM 4M byte 8M bit x 2 Program Flash Memory EEPROM 512 bytes Interface Bidirectional Parallel Standard IEEE 1284 COMPATIBLE MODE IEEE 1284 NIBBLE MODE IEEE 1284 BYTE MODE IEEE 1284 ECP WITHOUT RLE IEEE 1284 ECP WITH RLE USB Interface Standard USB 1 0 compliant 12Mbps 1 port Serial Localtalk Interface Optional Serial RS 232C 300 600 1200 2400 4800 9600 19200 38400 57600 1152bps XON XOFF DTR DST Protocol Rubust XON for XON XOFF LOCALTALK Macintosh Host Interface 230 4KBPS SDLC FMO Coding RS 232C Network Interface 100 Base Tx or 10 Base T Autoselect Interface Switching Automatic Serial amp Parallel Interface Time Out 5 min max 2 2 Samsung Electronics 3 Reference Information
66. 6 4MM 1 2KOHM 5 1 8W AA TP 1 8X3 2MM 1 00KOHM 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 10MOHM 5 1 4W AA TP 2 4X6 4MM 1 20KOHM 5 1 8W AA TP 1 8X3 2MM 12KOHM 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 Svc 22222222222 2 2 2222222 lt lt lt lt 2 lt lt 2222222222222222 lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt 7 3 Electrical Parts List Engine Board Lev a el eB i d Ci za ck ee eR ma di l4 lx la cR cA Cina cR l4 a cA X za 2001 000429 2001 000435 2001 000449 2001 000449 2001 000515 2001 000552 2001 000563 2001 000565 2001 000577 2001 000660 2001 000660 2001 000660 2001 000734 2001 000734 2001 000761 2001 000780 2001 000786 2001 000812 2001 000812 2001 000812 2001 000812 2001 000816 2001 000832 2001 000864 2001 001015 2001 001070 2001 001093 2001 001119 2001 001119 2001 001150 2001 001165 2003 000703 2003 000706 2004 000002 2004
67. 7 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 000781 2007 000781 2007 000953 2007 000953 2007 001067 2007 001092 2007 001092 2007 001133 2007 001133 2007 002826 2011 001094 2011 001094 2203 000192 2203 000192 2203 000192 a a ace a ams Ra ae SR ems ee ek ee wal eee ck AD _ 7 9 Samsung Electronics Network Card Parts List Network Card Parts List Lev SEC Code Location NO Description Specification Sve gt 7 10 C CERAMIC CHIP C CERAMIC CHIP
68. 74ACT32SCX 03 2 13 3 74ACT32SCX i ADDR 15 4 11 6 12 616 ER 5 lt Rb 100pF Yi MA 506 48MHz vec LF4 SCF451832 223T R200 R201 1M 22pF 100pF 22pF 1uH 3216 CN2 1 787780 1 10 Schematic Diagrams 8 17 Schematic Diagrams 8 3 Panel Board J1 1 LED1 LED2 LED3 K LED4 T 7 GREEN AMBER AMBER RED PANEL GREEN Ci 104 R5 R1 R2 R3 R4 180 180 m 180 5 ee ae 1 a a ELLE EE E POWER READY PAPER MANUAL ERROR E oL 1 A um etum mi vim umen E Em ake ES De em ima LU RON E NE 1 8 18 Samsung Electronics 8 4 Motor SUB Board Diagram Samsung Electronics 1 DLCON_10P 5V 24V tci 2 10UF 470 50v 50v NOT USED AN x 7 L 24V 45V p 330PF 330PF Y i 50v 50v i 5 5 5 1 2 9 SPAR ap ee ZEE 3 MOTOR_PA 13 i PHASEL OUT1 Ui 4 MOTOR_EA ENABLE1 OUTA 2 MOTOR PB ENABLE2 A2918SWV OUT2 6 8 4 4 2 a a SLCON4P 2 Shah Bad 10 m ut 8 Omu c9 c11 c10
69. 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 M 80 9 9 9 gt 9 B gt B gt 9 in B 9 9 58 gt gt gt 4051 CA1 105 PR CONNECTOR HV ELA HUH SI NK 0032 UMPER AVE22 52nm SI UMPER AV 22 52nm SI UMPER AV 22 52nm SI UMPER AVE22 52nm SI UPER AVE22 52nm SI UMPER AV 22 52nm SI UMPER AVG22 52nm SI UMPER AV 22 52nm SI UMPER AVE22 52nm SI UMPER AVE22 52nm SI UMPER AVE22 52nm SI UMPER AVE22 52nm SI UMPER AVE22 52nm SI UMPER AV 22 52nm SI UMPER AVG22 52nm SI UMPER AVE22 52nm SI UMPER AVE22 52nm SI AV 22 52nm SI UMPER AVE22 52nm SI UMPER AVE22 52nm SI UPER AVE22 52nm SI UMPER AV 22 52nm SI UMPER AVE22 52nm SI UPER AV 22 52nm SI UMPER AVE22 52nm SI UMPER AV 22 52nm SI UMPER AVE22 52nm SI UPER AVE22 52nm SI UMPER AVE22 52nm SI LVER LVER LVER LVER LVER LVER LVER LVER LVER LVEI LVER LVER LVER LVER LVER LVER LVER A A A A LVER 5500 FR 1 1L 6 247X299nm M 80 SEAU EUROPE 0402 000304 0402 000314 0502 001124 0505 0001 B 6003 000119 61 701 2 20001A 9 FERE EIS FET
70. 922A 5 3 LABEL R HOT FU JC68 30512A 1 4 NPR ELECTRODE FUSER JC71 10902A 1 5 PMO CLAW SEPARATOR JC72 41064A 5 6 THERMOSTAT 4712 000001 1 7 NPR ELECTRODE FU R JC71 10201A 1 8 PMO FUSER UPPER JC72 41073A 1 9 PMO ROLLER EXIT F UP JC72 40342A 4 10 IPR SPRING_EXIT PLT JC70 11067A 4 11 THERMISTOR NTC 1404 001117 1 12 CBF HARNESS FU 110V JC39 40609A 1 110V 12 CBF HARNESS FU 220V JC39 40610A 1 220V 13 SPRING PR JC61 70923A 2 14 BEARING EXIT FU L JC66 10200A 1 15 BEARING EXIT FU JC66 10201A 1 16 GEAR EXIT JC66 40209A 1 17 GEAR FUSER Z32 JC66 40926A 1 18 IPR FUSER LOWER JC70 10983A 1 19 NEX ROLLER HEAT JC71 20901A 1 20 PMO GUIDE PATH JC72 41074A 1 21 PMO FUSER REAR JC72 41075A 1 22 PMO BUSHING HR L JC72 41076A 1 23 PMO BUSHING HR R JC72 41077A 1 24 PMO BUSHING PR JC72 41078A 2 25 MEC ROLL_EXIT FU LR JC75 10955A 1 26 MEC ROLLER_PRESSURE JC75 10956A 1 27 GEAR EXIT IDLE Z17 JC66 40964A 2 6 14 Samsung Electronics Exploded Views and Parts List 6 13 Pick Up Exploded View Bo d S K 6 15 Samsung Electronics Exploded Views and Parts List 6 14 Pick Up Parts List NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 9 MEA RACK FEEDER JC97 01078A 1 1 SPRING FEED 1 JC61 70941A 1 2 SPRING FEED 2 JC61 70942A 1 3 BEARING PICK UP JC66 10202A 4 4 GEAR P UP DRIVE JC66 40219A 1 5 GEAR FEED JC66 40375A 1 6 IPR SHAFT FEED JC70 10229A 1 7 I
71. 997 Others If white streaks occurs fewer than 5 or 6 times it can be considered as normal 5 2 Samsung Electronics Error code 1 030 Troubleshooting Fault Black horizontal stripes Model ML 6100 Description Dark or blurry horizontal stripes occur in the printing periodically Check Developer cartridge Cause Abnormal image periodicity 37 7 mm Charge roller 31 3 mm Supply roller 94 2 mm OPC drum 46 mm Develop roller non periodical Blade 1 Bad contacts of the voltage terminals to developer 2 The rollers may be stained with toner particles Solution 1 Check all voltages and adjust as necessary 2 Check for terminal contacts and replace the cartridge if necessary Remark Others Samsung Electronics 5 3 Troubleshooting Error code 1 040 Fault Black or white spots Model ML 6100 Description Dark or blurry black or white spots occur periodically Check 1 Developer cartridge 2 Transfer voltage 3 Transfer roller s life Cause 1 If dark or blurry black spots occur periodically the rollers in the Developer may be contaminated with foreign matter or paper particles Charge roller 37 mm interval OPC drum 94 mm interval 2 If faded areas or voids occur in a black image at intervals of 94 mm or black spots occur elsewhere the OPC drum surface is damaged 3 If a black image is par
72. A R 0 zzzzzzzzzzz m Emu rr cr cr er rc ec E DH R 31 1 AAA2 39 xz rm mE m m m m m mmm mmm mmm ADDR 27 amp WW 8 58 5 305223 919988 askese DH R30 e i0 10 ko cd co ES f 10 ON t 10 t 10 ONO Q sf 10 00 O O t 10 CO aaaaaaaaaausunnnnanng98393 R0 179 0000 5005500000000 A0 178 38 R 25 o DP1 4 0 24 A_R 4 5 DP2 292 0 Ap 175 ied DP3 Lae 9 DH_R 23 ARA S 6 6 pP ar A B e i74 DP5 427 0 9 7 8 DP6 9 pp7 20 o 10 6 170 vec RM 311 10 217 The A 169 01 Li RN R 13 12 A13 spppis 153 R1414 A 10K A R 14 e 168 A14 A R 15 13 A15 DBG 26 33 10 15 AIS DBWO Hag e BIBL 17 A17 DBB A_R 18 165 A18 A R 19 16 A9 R20 e 164 A20 155 A 17 A21 DRTRY 156 e 147 A A R 22 amp 160 4 194 10K L A R 23 21 A_R 24 amp 159 A24 A R
73. AIN JC72 41081A 1 2 PMO ROLLER EXIT FR JC72 41082A 1 3 PMO HOLDER EXIT JC72 41080A 1 4 SPRING EXIT 12 JC61 70939A 1 3 GEAR EXIT JC66 40209A 1 4 MEC BEARING EXIT JC75 10529A 2 5 MEC ROLL EXIT FR UP JC75 10957A 1 20 PMO GUIDE FUSER JC72 40233A 1 22 CBF HARNESS JC39 40009A 1 23 PBA MAIN CLN JC92 01084A 24 CBF HARNESS JC39 40513A 25 LSU HARNESS JC39 40540A 1 26 CBF HARNESS JG39 40179A 1 27 IPR SHIELD CAP WIRE JC70 10003A 1 28 IPR GROUND PLATE MOT JC70 10013A 29 IPR SHIELD ICU JC70 10225A 1 30 MPR FILM EMI JC74 10908A 1 31 MEA RACK TR GUIDE 12 JC97 01183A 1 1 IPR GUIDE TRANSFER JC70 10220A 1 2 IPR PLATE SAW JC70 10232A 1 3 PMO HOLDER SAW PLATE JC72 40247A 1 4 MPR SHEET GUIDE TR JC74 10907A 1 5 CBF HARNESS MOTOR JC39 40575A 1 32 ELA HOU DEVELOPER GU JC96 00290A 1 33 ELA HOU DEVELOPER GUID JC96 00291A 1 34 ELA HOU SENSOR C O JC96 01353A 1 1 PMO LEVER_OPEN JC72 41351A 1 2 SPRING LEVER JC61 70974A 1 3 PMO HOLDER_SENSOR JC72 41359A 1 4 SWITCH MICRO 3405 000125 2 35 MEA RACK EMPTY ACT JC97 01207A 1 1 SPRING EMPTY JC61 70965A 1 2 PMO ACTUATOR EMPTY12 JC72 41290A 1 36 IPR GROUND MP R JC70 11088A 1 37 PMO GUIDE P U PATH JC72 41361A 1 38 ELA HOU CLEANIG PLT JC96 01229A 1 39 CAP GND WIRE JC72 00011A 1 Samsung Electronics 6 5 Exploded Views and Parts List 6 5 Cover Ass y Exploded View 6 6 Samsung Electronics 6 6 Cover Ass y Parts List Exploded Views and Parts
74. C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC C CERAMIC DISC 2Mohm 196 1 4W AA TP 3X9mm 4 7Mohm 1 1 4W AA TP 3x9mm 30Mohm 2 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 100Kohm 15 1 2W TOP 68pF 1096 2KV SL TP 8x5 5 100pF 1096 2KV SL TP 8x5 5 100pF 1096 2KV SL TP 8x5 5 1nF 10 50V Y5P TP 4x3 5 5 1nF 10 50V Y5P TP 4x3 5 5 1nF 10 50V Y5P TP 4x3 5 5 1 OnF 80 20 500V Y5V TP 13 5x 2 2NF 20 125V Y5U TP 11x7 5 1 00nF 80 20 50V Y5V TP 8x3 5 1 00nF 80 20 50V Y5V TP 8x3 5 Samsung Electronics lt lt Kx lt lt lt lt lt lt lt lt lt lt z lt lt lt lt lt lt lt lt lt lt lt Electrical Parts List Engine Board Lev SEC Code Location NO Description Specification 26 32 34 37 46 2201 000119 2201 000138 2201 000154 2201 000162 2201 000162 2201 000162 2201 000162 2201 000162 2201 000326 2201 000326 2201 000326 2201 000391 2201 000473 2201 000473 2201 000645 2201 000724 2201 000724 2201 002066 2201 002067 2202 000002 2202 000002 2202 000654 2301 000490 2305 001021 2306 000212 2401 000183 2401 000207 2401 000613 2401 000697 2401 001476 2401 001585 2401 001691 2401 001700 2401 002075 2801 000002 290
75. C199 C200 C201 C92 C101 0108 0152 C154 C156 128 129 130 142 143 144 145 6146 17 71 696 6111 6112 6119 C20 C4 C30 C63 C73 C74 C76 C77 C78 C79 C99 C109 C110 C216 151 153 155 158 165 166 169 170 181 182 183 184 C40 C83 62 82 186 19 C1 C5 C24 C120 C126 C157 180 6193 LF2 LF3 LF4 LF5 LF7 LF8 LF9 LF10 LF11 LF12 LF14 LF15 LF13 B14 R88 B1 B2 B6 B7 B8 B9 B10 B11 B12 B13 R73 014 06 018 022 U13 U32 ML 6100 CONT SPGP U32 U32 1 gt 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 C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C TA CHIP C TA CHIP C TA CHIP CRYSTAL UNIT OSCILLATOR CLOCK
76. 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 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 1KOHM 5 1 8W AA TP 1 8X3 2MM 1MOHM 5 1 8W AA TP 1 8X3 2MM 2 2KOHM 5 1 8W AA TP 1 8X3 2MM 2 2 5 1 8W AA TP 1 8X3 2MM 2200HM 5 1 8W AA TP 1 8X3 2MM 2700HM 5 1 4W AA TP 2 4X6 4MM 27KOHM 5 1 8W AA TP 1 8X3 2MM 270HM 5 1 2W AA TP 3 3X9MM 2KOHM 5 1 8W AA TP 1 8X3 2MM 33KOHM 5 1 8W AA TP 1 8X3 2MM 5 1 8W AA TP 1 8X3 2MM 5 1 8W AA TP 1 8X3 2MM 4 7KOHM 5 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 4700 5 1 8 1 8 3 2 47 5 1 8 1 8 3 2 5 6KOHM 5 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 5 6KOHM 5 1 8W AA TP 1 8X3 2MM 5 60HM 5 1 4W AA TP 2 4X6 4MM 510OHM 5 1 8W AA TP 1 8X3 2MM 56KOHM 5 1 8W AA TP 1 8X3 2MM 9 1KOHM 5 1 8W AA TP 1 8X3 2MM 1200HM 5 1 2W AA TP 2 4X6
77. CT245 P ENS 1 14 100pF 33 1 U2 5 74ACT32SCX P SW8 74F1 1 TES E 1 7 l C209 C201 202 203 204 205 206 c208 207 100nF 1 1NF 1NF 1NF 1NF 1NF 1NF 1NF x i vec z E 12 vec vec vec vec 13 _ 74714 C94 i 1007F R166 R100 R103 lt R198 017 10K 10K 10K 10K i LED PANEL 20 vcc 18 1 2 RDY B4 nFSYNC 5 4 ps 14 e 5101 A AA 1004 BRDIN 6 13 7 A5 B6 12 AG B7 8 A7 Ba 1 19 1 piR R83 33 74ACT245 8 12 Samsung Electronics Schematic Diagrams Controller Diagram 7 11 SEN_5V 5V1 LF15 5V2 51 832 223T paver R179 1K 2 193 33UF 10V I C108 R98 lt R107 R11 R108 R1205 R11 12 R1195 R118 it 100 lt 1K 1K 1K 1K 1K 1K 1K 1K J11 1 PD 0 7 lt gt 1 nSTROBE R10 1K ANA ANN 6 4 0 8 11 C130 129 C128 145 C143 146 144 142 12 0 220pF 220pF 220pF 220pF 220pF 220pF 220pF 220 T 5 22 ___ 16 U21 74F1071SC 5 7 9 ho 8 6 c2
78. DA TP 3216 1800HM 5 1 8W DA TP 2012 1KOHM 5 1 8W DA TP 2012 1KOHM 5 1 8W DA TP 2012 1KOHM 5 1 8W DA TP 2012 1KOHM 5 1 8W DA TP 2012 1MOHM 5 1 8W DA TP 2012 2 2KOHM 5 1 8W DA TP 2012 200HM 5 1 8W DA TP 2012 2KOHM 5 1 8W DA TP 2012 3 3KOHM 5 1 8W DA TP 2012 330HM 5 1 8W DA TP 2012 330HM 5 1 8W DA TP 2012 330HM 5 1 8W DA TP 2012 330HM 5 1 8W DA TP 2012 330HM 5 1 8W DA TP 2012 4A700HM 5 1 8W DA TP 2012 5 1 KOHM 5 6 1 8W DA TP 2012 680HM 5 1 8W DA TP 2012 1000OHM 5 1 16W L CHIP 8P TP 390hm 5 1 16W L CHIP 8P TP 390hm 5 1 16W L CHIP 8P TP 89ohm 596 1 16W L CHIP 8P TP 89ohm 596 1 16W L CHIP 8P TP 89ohm 596 1 16W 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 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 Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt
79. DCU code 00 check for pulse at U1 pin 8 and pin 13 Or check the related parts 2 3 With DCU code 00 check U1 pin 4 and pin 17 are over 4V If the pins are below 1V check R424 2 4 If all above are OK replace U1 Remark Others Samsung Electronics 5 39 Troubleshooting Error code 3 090 Fault Ear splitting noise or allophone Model ML 6100 Description While operating ear splitting noise occurs Check LSU motor Main motor bracket Fan Developer Fuser gear Cause 1 Defective LSU motor and main motor bracket or defective harness 2 Foreign materials in the fuser gear or developer Solution 1 1 Replace the LSU if defective 1 2 Check the main motor bracket or its wiring harness 1 3 Check pick up 55 rolls 2 Reassemble or replace the fuser and developer if defective Remark Others 5 40 Samsung Electronics Troubleshooting Error code 3 100 Fault No power Model ML 6100 Description When system power is turned on all lamps on the operator panel do not come on Check Engine board Cause Defective harness between engine and control boards Defective harness between the control board and panel Defective fuse F151 Defective fuse F101 BD101 short Check for the resistance value of Q102 Defective U101 WD Solution 1 Check the connection between engine and control
80. DR 17 1l as D12 99 DATA 28 ADDR 16 2 4 011 39 DATA 27 vec ADDR 15 3 A13 p10 34 DATA 26 ADDR 14 4 32 DATA ADDR 13 5 12 09430 DATA 24 bns RE 1 08 Hig L cas C147 75 C34 ADDR 12 07 DATA 23 ADDR 11 7 06 42 DATA 22 100 on ADDR 10 8 40 DATA ADDR A8 D5 ATA ADDR 9 18 pa 38 DATA 20 ADDR 8 19 35 DATA 19 ADDR 7 20 5 2 33 DATA 18 ADDR 6 21 31 DATA 17 ADDR 5 22 Do 29 DATA 16 ADDR 4 ra ADDR 3 24 A1 37 25 ADDR 2 ma A7 10K R7 0 BYTE e ms RD NVV 10 1 13 NC2 46 VSS1 57 VSS2 md RCSO0 26 _CE m E RCS3 RD FLASH 111 OE _BUSY WR_FLASH1 RESET F_RST AM29F800B 90EC vec vec 13 RCS2 100nF C37 U9 1 100nF 14 74F04SC i nROMCS 0 gt R39 A100 gt 50 nROMCS 1 R38 A A00 gt 1 nROMCS 2 R36 A A100 gt RCS2 nROMCS 3 R33 100 gt RCS3 8 10 FLASH WR E WR 2 14 U5 1 3 74 325 Rcso gt 10 gt WR_FLASH2 gt WR_FLASH1 WR_FLASH3 5 09 3 6 4F04 9 09 8 74204 11 U9 10 74704 13 U9 12 8 74204 U4 2 74F08 6 Samsung Electronics Controller Diagram 5 11 DRAMA 0 11 nDRAMWE nDRAMCAS 0 nDRAMCAS 1 nDRAMCAS 2 nDRAMCAS
81. E COVER REMOVED FROM LASER SCANNER ASSEMBLY THE REFLECTIVE BEAM ALTHOUGH INVISIBLE CAN DAMAGE YOUR EYES Class 1 laser product Luokan 1 laserlaite Klass 1 laser apparat Allonpituus 770 795nm Teho 0 3mW 0 03mW CAUTION INVISIBLE LASER RADIATION WHEN THIS COVER OPEN DO NOT OPEN THIS COVER UNSICHTBARE LASERSTRAHLUNG WENN ABDECKUNG GEOFFNET NIGHT DEM STRAHL AUSSETZEN REYONNEMENT LASER INVISIBLE EN CAS D OU VERTURE EXPOSITION DANGERUSE AU FAIS CEAU RADIAZIONE LASER INVISIBLE IN CASO DI APERTURA EVITARE L ESPOSIZONE LA FASCIO PRECAUCION REDIACION LASER INVISIBLE CUANDO SE ABRE EVITAR EXPONERSE AL RAYO VORSICHT ATTENTION ATTENZIONE CAUTION Avoid exposure to invisible laser radiation when the development unit is not installed Samsung Electronics 1 1 Precautions 1 2 Servicing Precautions Note Requirements for AC power are described on the label affixed to the rear of the printer Check the AC voltage rating requirement before use Before disassembly pull the power plug from the AC power connector To avoid spilling toner inside the machine do not turn the printer over or on its side before removing the developer cartridge Faulty installation of DRAMs may cause permanent 7 Insulation Checking Procedure Disconnect the power cord from the AC power source Connect an insulation resistance meter 500V to the blades of the AC plug The insulation resistanc
82. FACSIMILE WC M15i Series SERVICE MANUAL FACSIMILE Contents 1 Precautions 2 Specifications 3 Circuit Description 4 Disassembly 5 Troubleshooting 6 Exploded Views and Parts List 7 Electrical Parts List 8 Block Diagram 9 Connection Diagram 10 Schematic Diagrams This Service Manual Is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law 1 Precautions 1 1 Safety Precautions Read each caution carefully 1 Do not use this printer 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 3 Slots and openings in the cabinet are provided for ventilation To ensure reliable operation and to pro tect the printer from everheating do not block or cover any of these openings Do not place the printer in an enclosure unless the enclosure pro vides adequate ventilation 4 Never push objects of any kind into the printer through the cabinet ventilation slots as they may touch dangerous high voltage points create short circuits cause a fire or produce an electrical shock Never spill liquid of any kind on the printer 5 Do not place the printer in a location where some one may trip on the cords 6 Select a work surface that is large enough to hold
83. GUIDE CASSETTE JC72 41383B 1 16 PMO GUIDE S CAST P JC72 41384B 1 17 PMO INDICATOR EMPTY JC72 41385B 1 18 PMO WINDOW EMPTY JC72 41386A 1 19 PMO HOLDER INDICATOR JC72 41388A 1 20 PMO GUIDE LETTER JC72 41392A 1 21 PMO GUIDE LEGAL JC72 41393A 1 22 PMO ADJUSTER S CAST JC72 41394A 1 23 IPR GUIDE PLATE JC70 10993A 1 24 PMO GUIDE REAR JC72 41180A 1 6 18 Samsung Electronics Exploded Views and Parts List 6 17 Second Cassette Frame Exploded View option Samsung Electronics 6 19 Exploded Views and Parts List 6 18 Second Cassette Frame Parts List option NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 23 ELA HOU SCF ML6100 1 1 PBA MAIN SCF JC92 01077A 1 2 MEC ROLLER_INNER UPP JC75 10028B 1 3 BEARING ROLLER IDLER JC66 10304A 2 4 GEAR FEED JC66 40014A 1 5 PMO GUIDE INNER UP JC72 40307A 1 6 IPR FRAME_RIGHT SCF JC70 10022A 1 7 IPR BRKT_SUPPORT JC70 10461A 2 8 IPR GROUND_ROLLER JC70 10467A 1 9 PMO GUIDE_RAIL JC72 40371A 1 10 GEAR IDLE 19 JC66 40012A 2 11 GEAR IDLER OPTION JC66 40365A 1 12 IPR FRAME_LEFT SCF JC70 10023A 1 13 PMO GUIDE_RAIL JC72 40371A 1 14 FOOT RUBBER JC61 40301A 4 15 IPR FRAME_LOWER 12 JC70 11065A 1 16 PMO STOPPER_SCF JC72 41347A 1 17 IPR FRAME_UPPER JC70 10027A 1 18 PMO ACTUATOR_ARM JC72 40370A 1 19 SOLENOID MAGNET JC33 10001A 1 20 GEAR DOUBLE OPTION JC66 40363A 1 21 MOTOR STEP 3101 001158 1 22 IPR BRKT_MOTOR SCF
84. H 0 040hm 32T COIL FILTER LINE220V ML5500 13 0mH 0 100hm COIL FILTER 3MH SOLENOID 6000 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 ML5500 3 0mH 0 400hm 30T ML 6000 24VDC 72W 57 39X39X22 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 Svc lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt Zz lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt Zz2z2 lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt z lt Electrical Parts List Engine Board EN w JC39 40511A 0402 000304 0402 000314 0502 001124 0505 000173 1401 000108 6003 000008 6003 000119 JC61 70100A JC62 20001A JC62 30001A JC62 30002A JF62 30201A JF68 30527H JF68 30527N a mM m Im m NN IN I IO IO IO c c c c L L L L L L L L l L L L l ca ca 2a
85. HEATER jJBxi2RZwSmAGTSN 1 3711 002653 CONECTOR HEADER BOK 3P IR2SemMSTRAGHSN 7 1 3711 003204 ONEC JBxoeoRzwsSmaAGTLSN 3711 003205 ONEC HEADER IR 2OrmMSTRNGTSN 22 1 026 203018 TRANS AF M 8 95M 26 20302 mess 0 M 80 0 4wRE C26 30506A 7000 57 5 1 3uH 1800 gt HARNESS M 80 UPER N2 Samos IVER C39 4051 HNRNESS M 80 J UPER 22 52nm SI LVER C39 4051 HNRNESS M 80 J UPER 22 52nm SI LVER C39 4051 HNRNESS M 80 J UPER 22 52nm SI LVER C39 4051 HNRNESS M 80 J UPER 52nm SI LVER C39 4051 HNRNESS M 80 J UPER 22 52nm SI LVER C39 4051 HNRNESS M 80 J UPER 22 52nm SI LVER C39 4051 UPER 2 52nm SI LVER C39 4051 UMPER AN2 52nm SI LVER 5 8 8 Page 3 pad 1 frog minu ets umm be 27 605028 FILTER LINELIOV M5500 7 a 1 ycresoa FILTER 3M JussosOWO4om3T dao 1 Joso samne w exozwcrmwsnsxem 1 e P105 J P106 J P107 J P108 J P109 P111 P112 P113 J P114 P115 P117 P118 J P119 P120 D P123 J P124 P126 P127 P128 P129 P131 P133 P135 T P137 Me P150 M 152 P154 M 80 M 80 M
86. KOHM 5 1 10W DA TP 2012 R CHIP 1KOHM 5 1 10W DA TP 2012 R CHIP 2 4KOHM 5 1 10W DA TP 2012 R CHIP 3300HM 5 1 10W DA TP 2012 R CHIP 3300HM 5 1 10W DA TP 2012 R CHIP 3300HM 5 1 10W DA TP 2012 R CHIP 3300HM 5 1 10W DA TP 2012 R CHIP 3300HM 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 2012 R CHIP 330HM 5 1 10W DA 2012 R CHIP 330HM 5 1 10W DA 2012 R CHIP 330HM 5 1 10W DA 2012 R CHIP 49 90HM 1 1 10W DA TP 2012 R CHIP 49 90HM 1 1 10W DA TP 2012 R CHIP 6 BKOHM 1 1 10W DA TP 2012 R CHIP 6200HM 5 1 10W DA TP 2012 R CHIP 6200HM 5 1 10W DA TP 2012 R CHIP 680HM 5 1 10W DA TP 2012 R CHIP 680HM 5 1 10W DA 2012 R CHIP 110OHM 1 1 10W DA TP 2012 R NETWORK 390hm 5 1 16W L CHIP 8P TP R NETWORK 390hm 5 1 16W L CHIP 8P TP C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2007 000026 2007 000026 2007 000026 2007 000026 2007 000029 2007 000029 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 00029
87. LVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER PCB ENGINE ML 5500 FR 1 1L T1 6 247X299mm IPR CONNECTOR HV ML 80 AL TO 8 ELA HOU H SINK ML 80 SEA USA DIODE RECTIFIER STPR1020CF 200V 5A TO 220 ST DIODE RECTIFIER D10SC4M 40V 10A ITO 220 TR POWER KSD526 NPN 30W TO 220 BK 120 2 FET SILICON SSP5N90 N 900V 5A 2 50hm 150W THYRISTOR TRIAC 100A 600V 5V uS TO 220AB SCREW TAPTITE BH S M3 L4 ZPC3 SWRCH18A SCREW TAPTITE BH B M3 L8 CBLACK SWRCH18A SPRING PS ML 66G STS304 W1 2H T0 5 TUBE IRF840 SSP5N90 IRF840 T0 45 L23 HEAT SINK TRANS ML 80 AL HEAT SINK SMPS ML 80 AL HEAT SINK HVPS
88. List NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 3 Cover Main Ass y 1 ELA HOU CVR MAIN JC96 01477A 1 1 SPRING COVER_OPEN R JC61 70944A 1 2 SPRING OPEN JC61 70975A 1 3 PMO HSG_BUTTON C O JC72 41366B 1 4 PMO BUTTON C O JC72 41367B 1 5 PMO GUIDE_EXIT UP JC72 41369A 1 6 PMO STACKER_EXIT A JC72 41371B 1 7 PMO GUIDE_EXIT LR JC72 41374B 1 8 PMO COVER_EXIT JC72 41370B 1 9 PMO STACKER_EXIT B JC72 41372B 1 10 PMO STACKER_EXIT C JC72 41373B 1 11 SPRING ES 6107 000133 1 12 IPR PLATE SPRING DEV JC70 10223A 2 13 PMO LEVER HOOK JC72 40325A 1 14 PMO BUTTON PANEL LED JC72 41219A 1 15 PMO STACKER SUB JC72 41220A 1 16 PMO CVR FRONT LED JC72 41368B 1 17 PMO WINDOW LED JC72 41397A 1 18 PMO COVER MAIN JC72 41365B 1 19 PMO LOCKER EXIT JC72 41395A 1 20 PMO GUIDE DUMMY JC72 41111A 2 21 RCT PAD DUMMY JC73 30912A 2 22 IPR GROUND ANTI JC70 11057A 1 23 MCT BRUSH ANTI JC74 40902A 1 24 PMO HINGE HSG R JC72 41216A 2 25 IPR SHAFT COVER OPEN JC70 10228A 1 26 SPRING COVER OPEN L JC61 70945A 1 27 PMO LEVER EMPTY MP JC72 41353A 1 2 PMO CAP PANEL WIRE JC72 41375B 1 3 PBA BPA PANEL LED JC92 00346A Samsung Electronics 6 7 Exploded Views and Parts List 6 7 MP Tray MPF Exploded View 6 7 1 MP Tray Exploded View 6 8 Samsung Electronics 6 8 MP Tray MPF Parts List 6 8 1 MP Tray Parts List Exploded Views and
89. MEMORY 29F800 512Kx16BIT TSOP 48P 724 IC TRANSCEIVER ICS1892Y MQFP 64P 551 MIL PLASTIC 5V 5TO 85C TR R CHIP 1200HM 5 1 10W DA TP 2012 R CHIP 1200HM 5 1 10W DA TP 2012 R CHIP 2000HM 5 1 10W DA TP 2012 R CHIP 2000HM 595 1 10W DA TP 2012 R CHIP 2000HM 5 1 10W DA TP 2012 R CHIP 2000HM 5 1 10W DA TP 2012 R CHIP OOHM 5 1 10W DA TP 2012 R CHIP 0OHM 596 1 10W DA TP 2012 R CHIP OOHM 5 1 10W DA TP 2012 R CHIP OOHM 5 1 10W DA TP 2012 R CHIP 0OHM 5 6 1 10W DA TP 2012 R CHIP 0OHM 5 6 1 10W DA TP 2012 R CHIP OOHM 5 1 10W DA TP 2012 R CHIP 1 5KOHM 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 10Kohm 1 1 10W DA TP 2012 R CHIP 1800HM 556 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 1KOHM 5 1 10W DA TP 2012 R CHIP 1
90. ON CHECK PAPER EMPTY SENSOR CHECK FEED EXIT SENSOR CHECK COVER SENSOR FUSER ON HOT BURNING CLEAN PRINT CHECK THV ON DUTY THERMISTER II CHECK FAN ON STATUS CODE READY LEGAL READY LETTER READY A4 READY EXECUTIVE READY B5 READY FDLIO PRINT START PRINT START 2 CASSETTE PRINT START MP TRAY FEED SENSOR 1 st ON FEED SENSOR 1 st OFF FEED SENSOR 2 nd ON PAPER OUT OPEN FUSER ERROR WARM UP DCU MODI LOW HEAT ERROR COVER OPEN ERROR OVER HEAT ERROR NO PAPER or NO CASSETTE PAPER JAMO PAPER JAM1 PAPER JAM2 MPF PRINT MODE NO PAPER in MP TRAY LSU NOT READY GREEN MODE SHIFT IF YOU WANT ENTER THE DCU MODE TURN THE POWER SWICH ON WHILE PRESSING ALL THREE KEYS Figure 3 4 1 DCU STOP ENTER 3 6 Samsung Electronics Reference Information 3 4 DCU Control 3 4 1 DCU Setup 1 Connect DCU to Controller Board Connector J6 4 pins or Engine Board CN2 4pins 2 To apply power simultaneously press and hold down DOWN SHIFT and STOP keys 78 is displayed 3 After 2 3 seconds release the keys 00 is displayed 4 Press UP SHIFT DOWN keys until the desired code number is displayed in the DCU display 5 Press ENTER to begin operating 6 Example Select numbers 13 and 14 to adjust the electrophotography trigger voltage 7 To end operation press SHIFT and STOP keys
91. OS 22 A25 INT 38 R 26 e 158 426 187 B169A A A 10K A B 23 2 186 A27 MCP H8S e R168A A A 10K 6 8 28 g 151 A28 CKSTP IN 218_ BIZS A 10K ADR e SAIS A VA RA eae 429 CKSTP QUT 24 0 2 en 30 A30 HRESET a ADDR 2 A_R 29 37 431 SRESET 189 B142 AAJOK ADDR g A R 31 E _ 5 o A APO 25 DH R AAA _ DATA 31 vec 97227 U18 OUT 532 0 e227 apo RSRV 3320 R177 10K 226 XPEG03EFE100LL BEN 2 ITAA 0 TLBSYNC 22 e T SAAA S3 a vec veo 10K 33 oe TTO QACK 235 H7BA ANTA lt a as TT QREQ 184 115 vec vec R190SR191SR192S R194 lt 180 c LSSD MODE 205 10K 10K S10K S10K C 10K LSSD 204 nTBST 192 L1 TSTCLK 503 10K 400 e TBST L2 TSTCLK e 8172 R153 lt R140 lt R146CR139 TSIZ 0 2 15122 196 15120 10K 210K 10K 210K HWE i TSIZ1 TSIZ 1 195 TSIZ AAAS 2 7 Tele 213 10K AMARE 224 crGo 27 K vee vec 9553 PLL_CFG1 Erma AANA nTA C210 211 C212 9 237 1 PLL_CFG2 208 INT ERAS COME 9 C PLL CFG3 a R149AAA 33 RST 0 oT ug e ES GBL ej z SYSCLK vcc amp l el EL 225 xi 150 CSE0 C216 eue CSE 201 62145 10K 33pF eT s ss
92. PR SHAFT FEED IDLER JC70 10230A 1 8 IPR SHAFT PICK UP JC70 10231A 1 9 IPR GND_FEED JC70 10991A 1 10 IPR GUIDE_FEED JC70 10992A 1 11 PMO HOUSING P UP JC72 40252A 1 12 PMO ROLLER FEED L JC72 40261A 2 13 PMO ROLLER FEED S JC72 40262A 1 14 PMO SUB HOLDER FEED JC72 40266A 1 15 PMO FRAME_FEED JC72 41115A 1 16 PMO HOLDER FEED 1 JC72 41184A 1 17 PMO HOLDER FEED 2 JC72 41185A 1 18 PMO IDLE PICK_UP JC72 41234A 1 19 RMO RUBBER PICK_UP JC73 40907A 1 20 PMO ROLL_FEED DRV 12 JC72 41295A 1 21 SPRING PICKUP 12 JC61 70966A 1 22 GEAR PICK UP 12 JC66 40958A 1 23 PMO LEVER_PICKUP JC72 41339A 1 6 16 Samsung Electronics Exploded Views and Parts List 6 15 Cassette Exploded View 10 9 10 19 10 18 10 17 10 16 6 17 Samsung Electronics Exploded Views and Parts List 6 16 Cassette Parts List NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 10 MEA RACK CAST_X A4 JC97 01261A 1 1 SPRING KNOCK UP 12 JC61 70951A 1 2 LABEL R PLATE JC68 30929A 1 3 IPR FINGER JC70 10213A 1 4 IPR GUIDE PAPER JC70 10219A 2 5 IPR PLT KNOCK UP 12 JC70 11022A 1 6 PMO HOLDER FINGER JC72 41182A 1 7 PMO LOCKER PLATE JC72 41210A 1 8 RPR MMP PAD JC73 10911A 1 9 SPRING LOCKER PLATE JG61 70531A 1 10 LABEL R HEIGHT JG68 30572A 1 11 IPR TENSION LETTER JC70 11085A 2 12 IPR BRACKET LEGAL JC70 11086A 1 13 IPR BRACKET LETTER JC70 11087A 1 14 PMO FRAME CASSETTE JC72 41382B 1 15 PMO
93. Parts List NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 4 MEA RACK MP TRAY JC97 01202D 1 1 PMO COVER MP JC72 41377D 1 2 PMO TRAY JC72 41378B 1 3 PMO TRAY_MP B JC72 41379B 1 4 PMO TRAY_MP C JC72 41380B 1 5 PMO ADJUSTER_P SIDE JC72 41381B 1 6 PMO LOCKER_MP JC72 41398A 2 7 IPR GUIDE LATCH JB70 10906A 1 Samsung Electronics 6 9 Exploded Views and Parts List 6 8 MP Tray MPF Parts List 6 8 2 MPF Parts List NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 5 MEA RACK MPF JC97 01201A 1 1 PMO FRAME_MP JC72 41352A 1 2 IPR BRACKET_MP JC70 11080A 1 3 IPR PLT KNOCK_UP MP JC70 11081A 1 4 MPR PAD_K U MP JC74 10911A 1 5 PMO GUIDE_K U MP JC72 41354A 1 6 IPR GUIDE_SIDE MP JC70 11082A 1 7 PMO ADJUSTER_END MP JC72 41355A 1 8 MEC HOLDER PAD ASS Y JC75 00005A 1 1 PMO HOLDER P U MP JC72 41356A 1 2 PMO HOLDER PAD MP JC72 41357A 1 3 RCT PAD P U MP JC73 30913A 1 4 IPR GUIDE P U MP JC70 11083A 1 9 SPRING PICK UP MP JC61 70973A 1 10 IPR GROUND MP JC70 11084A 1 11 ICT SHAFT P U MP JC70 40920A 1 12 PMO GUIDE LEFT PATH JC72 41360A 1 13 PMO ROLLER IDLE P U JC72 41362A 1 14 PMO HOUSING P U MP JC72 41363A 1 15 RMO RUBBER P U MP JC73 40916A 1 16 PMO BUSHING P U MP JC72 41364A 2 17 GEAR TRANS MP JC66 40965A 1 18 PHOTO INTERRUPTER 0604 001095 1 19 SPRING KNOCKUP JC61 00001A 1 20 DAMPER JC72 00010A 1 21 SOLENOIDE JC33 00001A 1 22 CBF HARNESS MP SENSOR JC39 00003A 1
94. R 1 8 1NATAS C208 n 1 4 7407 33NF HS201 RAN 50V HEAT SINK2 424VS1 R207 4 7M 1 4 C217 R204 10NF 4 7M 50v 1 4 8 3 Schematic Diagrams Engine Controller 4 6 C216 C215 m 24 51 470PF 470PF 6K 6K oer R252 1 8K 00 9203 2 1 8 3 4 1 8 R256 gt AW 2 2K F n 7407 1 8 R225 94 Vex RP 20201 20202 of on of an 5209 Uz5 6BCB Uz7 58M 2 27 ag 184148 j 1 8 c2 C211 K AN ATOPE 470PF R 6K 6K 4 7M 1 4 4 1 THV C214 R280 33NH TRANS1OP 30M 4 50 HEAT_SINK2 BR R220 200M BR 18V C202 1 2 1 2 T201 ATOPE 6K 18V 1 T A ESJA57 04 D500 R509 2 E 1N4148 619K MF 9 1 8 203 n C206 R211 up Tm xm uns aor 120 184148 KSC1008 1 8 1 8 R504 R515 17 4K MF 4 Zu R508 1 8 1 8 1 8 S21 5K me 500 1 8 5 2 2nF 30 C207 c TRANS10P maven lt Nn zr Lf 0202 KSD526 D503 gro 1N4003 KSC1008 D R505 _ esos c501 R511 56K 10nF 309K 1 8 184148 50 50 1 8 502 VR205 100KOHM 641 R501 18V 2 2K 1 8 R500 33K E 1 8 0501 502 KSA708 1M 1 8 18V 5V R260 525 R250 5 6K 33k 2 2K 1 8 U203 5 1 8 1 8 E 11 10
95. RA11 RA12 RA13 RA22 RA23 RA31 RA1 RA2 RA3 RA4 RA5 RA6 RA16 RA17 RA18 RA19 RA20 RA21 RA24 RA25 RA26 RA27 RA28 RA29 RA30 RA32 RA7 RA8 RA9 RA10 RA14 RA15 106 107 113 114 6125 11 12 13 614 631 632 C136 0137 0138 0139 C140 C141 C147 0148 C149 0150 C159 C160 161 162 163 164 172 173 174 175 176 177 178 179 185 187 188 189 190 191 192 194 213 214 215 217 C2 C3 C7 C8 C9 C10 C218 C219 C209 Samsung Electronics 2 3 2 1 1 1 1 1 1 1 1 1 2 2 1 2 1 5 3 4 1 2 6 6 6 6 6 6 4 1 6 6 6 6 6 5 5 6 1 1 6 5 6 3 1 1 2 1 2 6 6 6 2 4 2 6 2 6 6 6 6 2 6 5 6 6 6 6 6 6 6 6 3 DIODE ARRAY IC CMOS LOGIC IC TTL IC TTL IC TTL IC TTL IC TTL IC TTL IC TTL 05 USBN9602 28M 8BIT SOP 28P 300MIL 48MHZ ST 3 3V 0TO 70C IC LINE TRANSCEIVER 74ACT245 SOP 20P OCTAL ST PL IC EEPROM IC DRAM DA204K 20V 100mA C2 3 SOT 23 T 74ACT32 OR GATE SOP 14P 150MIL 74F14 INVERTER SOP 14P 150MIL 74F08 AND GATE SOP 14P 150MIL 74F04 INVERTER SOP 14P 150MIL 74F74 D FLIP FLOP SOP 14P 150M 74LS273 D FLIP FLOP SOP 20P 30 74F273 D FLIP FLOP SOP 20P 300 74F1071 ESD SOP 20P TP PLA 93C66 256x16BIT SOP 8P 150MIL 416C1204 1Mx16BIT SOJ 42P 400M IC FLASH MEMORY 29F800 512Kx16BIT TSOP 48P 720
96. Remark Others In case of no minus transfer output voltage image quality may be poor and background may occur in the printing Samsung Electronics 5 15 Troubleshooting Error code 1 093 Fault Ghost 4 Model ML 6100 Description When printing on card stock or transparencies using manual feeder ghost occurs at 94 mm intervals Check 1 Selected paper type in the software application 2 Engine board Cause 1 When printing on card stock or transparencies higher transfer voltage is required Select Thick Mode on paper type menu from the software application 2 Defective transfer voltage terminal in the engine board Solution 1 Select Thick Mode on paper type menu from software application to print on card stock or transparencies 2 If the transfer voltage in the engine board is out of specification refer to Error Code 1 091 Remark Others 5 16 Samsung Electronics Error code 1 094 Troubleshooting Fault Ghost 5 Model ML 6100 Description Dark ghost occurs in printing at 69 mm intervals Check Fuser Cause The heat roller and pressure roller in the fuser are contaminated with toner or paper particles Solution Open the rear cover and check if the heat roller is stained If stained disassemble the fuser and clean the rollers with soft cloth dampened with alcohol If ghost still occurs repl
97. SPCC t1 0 LABEL R BAR CODE SF1000 PY 38X6 5 T0 1 WHT LABEL R BAR CODE SF500 PY 20X10 T0 1 WHT 2 lt lt lt 2 lt lt lt lt 2222 lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt lt Samsung Electronics Electrical Parts List 07 3 Panel Board 0601 000161 LED ROUND GRN 5mm 563nm 0601 000255 LED ROUND RED 5mm 700nm 0601 000304 LED ROUND YEL 5mm 585nm 2001 000032 R CARBON 1800HM 5 1 4W AA TP 2 4X6 4MM 2202 000579 C CERAMIC MLC AXIAL 100nF 80 20 50V Z5U TP 2 5x4 3404 000116 SWITCH TACT 12V 50mA 160gf 6X6X3 6mm SPST 3711 001096 CONNECTOR HEADER BOX 7P 1R 2 5mm ANGLE SN JC41 10003A PCB PANEL LED ML 85 84 FR 4 2L 1 61 47X71 lt lt lt lt lt 222 7 7 Samsung Electronics Electrical Parts List 07 4 PTL Board Lev Svo 1 0601 001383 LD1 LD10 LED ROUND RED 3 0MM 700NM 1 0601 001383 LD11 LD18 LED ROUND RED 3 0MM 700NM 1 JC41 10530A PCB PTL ML 5500 FRI 1L 11 6 218X8 5 Y 7 8 Samsung Electronics 8 Schematic Diagrams 8 1 Engine Controller 1 6 Samsung Electronics
98. WAT SF500 PY 20X10 TO 1 WAT 4 P155 J P156 J P157 J P158 J P159 J P160 P16 J P17 J P21 J P22 J P23 P161 J P162 J P163 J P164 J P165 J P166 P167 J P168 J P169 J P170 J P171 J P172 P173 J P174 J P175 J P176 P177 P178 P179 J P180 J P181 P182 P188 P189 J P190 J 191 P192 P193 P194 J P195 J P196 J P197 J P198 P199 J P200 J P203 J 187 68 P204 P205 J P206 J P208 P209 J P210 J P211 J P212 J 213 P214 P217 J P218 J P219 J P220 J P221 J P222 P223 J P224 P225 J P22 P229 P230 J P231 J P23 26 P27 J P28 P P272 J P273 P274 P27 34 198 3 2 06 11 P213 P214 JE 19 P221 J P222 J P223 J P224 J P225 J P226 J 227 228___ 9 31 P233 J P234 il P P 4 7 74 276 P601 P P P39 2 21 O P22 6 P22 P229 P230 J P231 J P232 J 233 24 P25 J P26 J P27 J P28 J P29 J P30 J 31 P216 P272 P273 P274 J 275 P276 J P601 P33 J P34 J J P36 J P37 J P38 P39 J P41 J P42 J J P45 J P46 J 7 P49 J 50 P5LJ P52 P55 J P56 J P57 J P58 J P59 J P60 J P62 J P63 P602 J P605 J P616 P7 17 RAL P65 J P66 J P67 J P68 J P69 J P70 J 71 77 P73 J P74 J P75 J P76 J P77 J P78 J 79 P80 P8 J P10 J P11 J P1
99. _ lt 1 0402 000104 D D CBSBAGO 600V 4A ST o 1 0402 000129 0402 000129 O QE RECT FIER gt 8 1 50 1 _________ 55806 60204 0021 4 0 4 0402 001193 0 20152 2204 2205 2151 77201 2003 qu Q4 10 208 500 G03 Cp07 B09 C501 6502 TR POER 526 NPN BOWTO 220 84 1202 COLO OOH PHONO COPLER mac zowuees cis PHOTOINTERRUPTER 1 4 0801 000722 ica ac Qmexmsmeemwnuezes 0 1 oe pmoesrevmvwnupMexo e 1 7 ncm 1 j MoyBFrtNORWRU PMP3O 1 29 cwauneum 8804316 8B T D P 64P eMe ST 1 045 iGeeprRoM ___________ 272512 6 2 tt 1201 000229 __ ____________ 824 OOM QD OOM 1 1202 000103 icva cw wsuesssewLceoxvoo0 1 1203 000531 __ va REG 531 D P 8P 300M L PLASTI G 3 1 5ohro 10 3150K 18 7mJC gon 220V 4500A 17x4 2nmTP pw 1 200 0009 ROVEN omsyn 1 2001 000003 Rovxw 0 sxohmSySWAT 1832m o 4 200 0009 ROVEN _____________ 1 2001 000010 Romen exoawswysyMTergaooM eo 1 2001 000012 Rovxw am SH 2001 000015 Roens j osowswyzwATe2264aM 9 1
100. ace the fuser Remark Others Samsung Electronics 5 17 Troubleshooting Error code 1 095 Fault Ghost 6 Model ML 6100 Description White ghost occurs in the black image printing at 46 mm intervals Check 1 Developer cartridge Cause 1 The life of the developer may be expired 2 Abnormal transfer voltage or bad contact of the transfer roller Solution 1 Measure the weight of the developer and replace if the weight is less than 960g 20g 2 Check the supply voltage and adjust if necessary Check for the contact Remark Others 5 18 Samsung Electronics Troubleshooting Error code 1 100 Fault Partial blank image Model ML 6100 Description Partially blank image appears either periodically or non periodically Check 1 Transfer roller 2 Developer cartridge Cause 1 The pressure force on the left and right transfer roller springs are not even the springs are damaged the transfer roller is improperly installed or the transfer roller bushing or holder is damaged 2 If a black image prints light or gradually light at intervals of 49 mm the transfer roller is defective 3 If there is a partial blank image on left and right side of the page 1 The life of the transfer roller has expired 2 Abnormal transfer voltage 3 The life of the developer has expired Solution 1 Replace the defective components 2
101. ached to solenoid yoke the armature angle is 90 degrees Others Samsung Electronics 5 31 Troubleshooting Error code 3 010 Fault Fuser Error Model ML 6100 Description All the lamps on the operator panel blink and the system stops Check 1 Fuser 2 Engine board Cause 1 1 Thermostat AC wire or heat lamp may be open 1 2 Thermistor may be open DCU error code 60 62 68 2 1 Abnormal heat lamp on off 2 2 Malfunction of the overheat circuit Solution base 0 7V 2 1 Check Q3 and its related parts in the order shown below 1 Check Q3 C E B E B C and replace if shorted If the voltage between B and E is below 0 7V replace the transistor 2 When lamp is on if the base is OV check CPU pin 38 3 When lamp is on if the collector is OV with lamp off check PC151 Q101 and its related parts 1 1 Check thermostat AC wire and heat lamp If the thermostat is open check also R37 R47 or Q8 1 2 If thermistor is open check the wire If the wire is good check Q8 Q8 collector should be 0 2V 2 2 Check the overheat circuit When U5 pin 7 is below 0 5V the overheat circuit should activate and the lamp turns off In normal mode pin 6 is approximately 2 6V pin 5 is over 2 6V and pin 7 is over 4V If not check all related parts Remark Others 5 32 Samsung Electronics Error code 3 011 Troubleshooting Fault Malfunction o
102. ap then remove it 5 Remove the Window LED and button panel LED 3 Unplug one connector from the panel board Samsung Electronics 4 4 Disassembly and Reassembly 4 5 Pickup Assembly 3 Remove two screws securing the pickup 1 Turn the printer over Remove three screws assembly and take the assembly out from the left base bracket and take the bracket out Push the solenoid if you have difficulty to remove the pickup assembly 2 Remove one ground screw 4 Check the pickup rubber wear If the rubber is heavily worn replace it with a new one Squeeze this tab to remove the rubber 4 5 Samsung Electronics Disassembly and Reassembly 4 6 MP Multi Purpose Tray 1 Open the MP tray 3 Rotate the MP tray upward to a 45 angle to unlatch the both ends of the tray then take it out 2 Release two stoppers 4 6 Samsung Electronics Disassembly and Reassembly 4 7 Main Cover 6 Unlatch the front ends of the cover 1 Before you remove the cover you should remove Controller Board see page 4 3 Panel Board see page 4 4 MP Tray see page4 6 2 Remove two screws at the back of the printer Note When you reassemble the cover push the empty actuator in If not the cover is not
103. aper is jammed in the output area inside the fuser or multiple sheets of the paper are fed at once Check Engine board Cause 1 Open the printer cover and close it Then check If the paper does not feed into the printer the feed clutch driving circuit in the engine board may be defective If the paper feeds into the printer and Jam 1 occurs the feed sensor OP1 on the engine board may be defective If paper is stopped in just front of fuser 1 1 Feed sensor OP1 or feed actuator may be defective 1 2 Exit sensor OP3 or exit actuator may be defective 2 In case of multi feeding refer to Error Code 2 050 Solution 1 1 Check the feed sensor OP1 Refer to Error Code 2 020 Replace the feed actuator if defective 1 2 Check OP contacts In operating mode U6 74HC245 pin 13 should be below 0 7V If not check OP3 contact resistance Replace OP3 if over 100 ohms If the switch works normally check R30 If defective replace the exit sensor actuator 2 In case of multi feeding refer to Error Code 2 050 Remark Others Samsung Electronics 5 29 Troubleshooting Error code 2 040 Fault Jam 2 Model ML 6100 Description Paper is completely fed out of the printer but Jam 2 occurs Or the paper is stuck in the fuser roller Check 1 Engine board 2 Fuser Cause 1 Check if paper is jammed in the pressure roller 2 Open the printer cover and close it
104. bleshooting Fault Jitter Model ML 6100 Description When printing image is irregular Check LSU Motor bracket Cause 1 LSU hexahedron period 2 Defective motor bracket gears Solution 1 Replace the LSU 2 Replace the motor bracket ass Remark Others 5 44 Samsung Electronics 6 Exploded Views and Parts List 6 1 6 2 6 3 6 4 6 5 6 6 6 7 Main Exploded View Main Parts List Frame Ass y Exploded View Frame Ass y Parts List Cover Ass y Exploded View Cover Ass y Parts List MP Tray MPF Exploded View 6 7 1 MP Tray Exploded View 6 7 2 MPF Exploded View 6 8 MP Tray MPF Parts List 6 8 1 MP Tray Parts List 6 8 2 MPF Parts List 6 9 6 10 6 11 6 12 6 13 6 14 6 15 6 16 6 17 6 18 6 19 6 20 Motor Main Exploded View Motor Main Parts List Fuser Ass y Exploded View Fuser Ass y Parts List Pick Up Exploded View Pick Up Parts List Cassette Exploded View Cassette Parts List Second Cassette Frame Exploded View option Second Cassette Frame Parts List option Second Cassette Exploded View option Second Cassette Parts List option Samsung Electronics 6 1 6 1 Main Ex
105. boards and replace if defective 2 Check the connection between control board and operator panel If defective replace the harness 3 Check F151 on the engine board If open measure the resistance between 5V and ground If it is below 50 ohm it is short 4 Check F101 on the engine board If open check also R114 open Q102 D S G D or G S short Defective BD101 Remark Others Samsung Electronics 5 41 Troubleshooting Error code 3 110 Fault Vertical line getting curved Model ML 6100 Description When printing vertical line gets curved Check LSU Engine board Cause 1 For LSU 24V supply is unstable in the engine board 2 Difference according to LSU vendors Solution Check the capacitor between CN 3 pin 5 and 24V is 100nF Check the resistor R63 12 1Kohm Replace LSU Replace the main board Remark Others 5 42 Samsung Electronics Troubleshooting Fault All LEDs On Model ML 6100 Description When turning on all LEDs are continuously on Check Fuser LSU Engine board Cause 1 Fuser error 2 LSU error 3 Bad connection between engine board and control board Solution 1 Replace the fuser 2 Replace the LSU 3 Check the wiring between the engine board and the control board 4 Replace engine board Remark Others Samsung Electronics 5 43 Trou
106. c aa a lt u u u gt ec i E 88 8 88 Y oF re P a P On 2 m d n io 28 52 88 5 4 9 a M a a 9 8 7 wit ul 85 5 2s 2s 58 oge og 5 4 E 5 2 a P os 35 5 5 E a 19 ol 5 z jet olo 5 n a E gas a t t ott 98 5 os os or 58 58 58 58 REPS 2 4 a T a E o6 6 AI 58 88 8 88 3 i VN 4 a m 55 gt 5 2 os 3 N 58 wo 2 R6 0 Samsung Electronics 8 8 Controller Diagram 3 11 Samsung Electronics vec 7 R40 R37 R35 R34 10K 10K 10K 10K nROMCS 0 nROMCS 1 gt nROMCS 2 nROMCS 3 C58 C57 C56 C55 10pF 10pF 10pF 10pF Lj R71 0 TXD 0 gt gt R70 0 RXD lt RXDO R75 0 TXD 1 gt TXD1 R77 0 RXD 1 lt RXD1 C69 C68 C87 C67 10pF 10pF 10pF 10pF vec Lj R91 R93 gt R94 R95 R80 10K 10K 5 10K 5 10K E gt RA13 100 nlocs4 1j locs4 nlOCS3 IOCS3 nlocs2 e locs2 nlOCS1 1 7 100 IOCS1 nlOcso SANI e locso Ci21 C122 C123 C124 C88 100pF
107. den heating Preheat the part at about 100 C for several minutes before installing it 3 Use a soldering tip temperature of about 240 C For larger parts use a slightly higher temperature about 280 C 4 The thin 0 3mm solder for miniature parts does not contain adequate flux Supplementary flux is thus needed in most cases Computer OA and A V systems are manufactured using flux which can be cleaned by water When you replace the part or when troubleshooting use proper flux and solder which can be cleaned by water Improper flux may cause the soldering area to corrode and may cause a fatal system error 5 Use care not to damage the circuit pattern especially when desoldering Because of the many pins cleanliness of the pattern is extremely important after removing an IC 6 Use care to avoid solder bridges Remove any bridges that occur 7 Position the part carefully This also affects the soldering operation Be very precise in positioning the IC Soldering opposite pins first holds the IC in place and makes soldering the other pins easier 8 Do not reuse removed parts 9 Clock for solder joints especially miniature parts with small lead 10 A defective trimming resistor cannot be adjusted externally Replace with an ordinary variable resistor Always inspect the work with a magnifying lens Check after installing cold solder joints etc Reference Information 3 2 2 Tools for C
108. e air blow the preheat the IC for about 5 seconds then heat with the nozzle until the IC remove lifts the part from the board Reference Information INSTALLING Use desoldering wire to remove the previous solder Clean the location Apply water soluble flux Position the IC and solder two pins at opposite sides Use a sharp tipped soldering iron and carefully solder each pin After gaining experience a thicker tip can be used for better work efficiency Remove any solder bridges with desoldering wire Inspect the work with a magnifying lens V AJA lt gt gt gt A Samsung Electronics 3 5 Reference Information 3 3 Recommended Test Equipment Samsung recommends the following equipment when servicing the Laser Printer Digital Multimeter A digital multimeter with attached LED or LCD 4 digit Panel Oscilloscope A digitizing oscilloscope which can measure more than 100MHz High Voltage Probe A high voltage probe which can measure about less than 10KV DCU Diagnostic Control Unit DCU can be supplied from Samsung which can easily shows the engine s error status Table 3 4 1 Equipment List Model DIAGNOSTIC CINTROL UNIT QUICK REFERENCE DIAGNOSTIC 0 ML 6000 Series DocuPrint P1202 DIAGNOSTIC CODE MAIN MOTOR ON MHV ON THV ON THV REF VOLTAGE BIAS ON LSU ON PICK UP
109. e between each blade of the AC plug and accessible conductive parts see left damage to the Laser Printer should be greater than 1 megaohm 8 Never defeat any of the B voltage interlocks Do not apply AC power to the unit or any of its assemblies unless all solid state heat sinks are correctly installed 4 Use only 5V power for video controller related circuit ry 5 When replacing parts use only the same type of part as the original Replacing components with a second vendor s part may cause faulty operation 6 Check the insulation between the blades of the AC plug and accessible conductive parts examples metal panels and input ports 9 Always connect a test instrument s ground lead to the instrument chassis ground before connecting the pos itive lead always remove the instrument s ground lead last 1 3 ESD Precautions Some semiconductor solid state devices are easily damaged from static electricity Such components com monly are called Electrostatically Sensitive Devices ESDs examples include integrated circuits ICs Large Scale Integrated circuits LSIs some field effect transistors and semiconductor chip components The follow ing techniques will reduce the occurrence of component damage caused by static electricity CAUTION Be sure the power is off to the chas sis or circuit board and observe all charge to damage ESDs other safety precautions 1 Immediately before handling a
110. ear 3 Remove five screws then remove the MPF assembly 4 14 Samsung Electronics Disassembly and Reassembly To replace the solenoid on the MPF assembly 4 Pull the MPF bracket out in the direction of arrow 1 Remove the spring 2 Rotate the right end of the knockup plate until it 5 Unlatch the PE sensor then take it out is released then take it out 6 Remove two screws from the MP bracket then remove the solenoid 3 Remove two screws Samsung Electronics 4 15 Disassembly and Reassembly To replace the pickup holder on the MPF assembly 4 Remove the pickup guide 1 Before you remove the pickup holder you shoud remove the MP bracket see page xx and PE sensor see page xx on the MPF assembly 2 Pull the pickup holder to the left and rotate it until the both ends of the holder are properly released then pull it up 5 Remove the holder pad 3 Remove the pickup pad using a proper tool ut 4 16 Samsung Electronics Disassembly and Reassembly 4 14 Engine Board and Miscellaneous 1 Before you remove the engine board you should 5 Remove three screws securing the ICU ground remove and remove the ICU ground Controller Board see page 4 3 Main Cover see page 4 7 MP Tray see page 4 6 2 Remove the SMPS bracket as described in 4 10 Fuser and unplug four connectors
111. eet P No JC72 490934 Remark Bias and supply voltage check point U203 9 pulse input 8 pulse output Others Samsung Electronics 5 7 Troubleshooting Error code 1 060 Fault Dark image 1 Model ML 6100 Description The printed image is dark Check Engine board Cause 1 No charge voltage in the engine board Perform DCU diagnostic code 01 to measure the voltage Solution 1 1 Check the following parts 0201 24 Q211 C 1008 Q201 D526 Y T202 0203 SN7407N resistors diodes in the output and feedback area 1 2 Clean the high voltage terminal on the engine and its PBA 1 3 Refer to the following information 0201 24 5 pin 12 13 2 5 2 9 V pin 14 5 5 8 5 V For standby pin 13 2 7V pin 12 8 14 Q201 s operating voltage base 2 2 5 V emitter 0 1 V collector 30 60 V U203 7407N s pin 1 OV input pin 22 OV output Remark Others 5 8 Samsung Electronics Troubleshooting Error code 1 061 Fault Dark image 2 Model ML 6100 Description The printed image is dark Check Engine board Cause 1 No supply or bias voltage at the engine board Perform DCU diagnostic code 04 to measure the voltage Solution 1 1 Check the following parts 0201 24 Q204 D526 Y T204 0203 SN7407N resistors diodes in the output and feedback area 1 2 Refer to t
112. es OE gt me eo C17 DATA 25 NM 6 DE 22pF DATA 26 94 gt T omn ee DATA 27 AAA 4 28 AME h2 gt 2 R24 hs gt iK RA3 lt gt 39 273 DATA 31 1 AAA 87 2 aa e we CS a EIRQ1 lt 7 VVS 2 SL ADDR 4 gt Bi 1 2 gt ADDR aR gt 5 gt gt 5 ZE ADDR 7 gt A EE re aps L b C26 C27 C28 bs gt T L bo 100pF 100pF 100pF L 7 DHB RB30 S13NN Samsung Electronics 8 15 Schematic Diagrams Controller Diagram 10 11 ADDR 2 18 DATA 16 31 IOCS1 RAS vcc vcc RA4 J4 31 FX2M6A 60P 1 27DSAL 31 32 39 DATA 19 18 17 ADDR 13 33 34 vcc R66 10K ANA DATA 31 39 ADDR 12 35 DATA 30 DATA 2 36 DATA 27 39 ADDR 11 37 ADDR 6 38 ADDR 10 39 vce R67 10K c pPo nsT 40 ko ha ADDR 9 41 DATA 25 DATA 24 22 R20 0 R21 0 42 ADDR 8 43 gt nWAIT vec ADDR 7 45 EIRQ2 lt 8 16 ADDR 4 U4 1 74F08 46 47 48 ko 49 ADDR 2 RA9 50 R63 10
113. f the gear motor in the fuser Model ML 6100 Description When printing motor breaks away from its place due to the defective fuser gear Check 1 Fuser 2 Engine board Cause 1 Fuser control temperature is set too high 2 PC151 or Q3 is defective 3 Overheat circuit is not operating properly Solution 1 1 Check if the thermostat is open and replace 1 2 Check if the thermistor sensor is in place and replace if required 2 1 R57 and R58 3 3k and 1k respectively Check if R57 and R58 are 3 3K and 1K respectively 2 2 Replace Q3 if C and E are short 2 3 Replace PC151 if pin 4 and 6 are short 2 4 Replace Q101 if T1 and T2 are short 3 Check if the overheat circuit works properly Refer to the solution 2 2 under Error Code 3 010 Remark Others Samsung Electronics 5 33 Troubleshooting Error code 3 020 Fault Scanner Error Model ML 6100 Description The feeding paper is stopped in the front of transfer roller and all lamps on the operator panel blink Check 1 LSU 2 Engine board Cause 1 Defective LSU 2 Defective Q5 or CPU 3 Abnormal resistance value of R8 R62 Solution 1 Perform DCU diagnostic code 05 If the DCU error code 95 is displayed replace LSU If you cannot solve the problem after you replace LSU follow the steps below 1 When you press ENTER key with DCU code 05 if the LSU motor doe
114. ful small size components are located in place If you turn the machine over to replace some parts toner or paper particles may contaminate the LSU window Protect the LSU window with clean paper Releasing Plastic Latches Many of the parts are held in place with plastic latches The latches break easily release them carefully To remove such parts press the hook end of the latch away from the part to which it is latched Samsung Electronics 4 4 Disassembly and Reassembly 4 2 Transfer Roller 1 Press the cover open switch and raise the 3 Pull the roller slightly to the right to release the printer cover left end of the roller then take it out 2 Use a phillips screwdriver to release the right end of the roller 4 2 Samsung Electronics Disassembly and Reassembly 4 3 Controller Board 3 Unplug two connectors from the board Remove the cover located at the right side of the 1 f X 2 Remove one screw Slide the shield cover in the direction of OPEN arrow marked on the cover then remove the cover 4 Remove three screws securing the board and pull the board out of the printer 4 3 Samsung Electronics Disassembly and Reassembly 4 4 Panel Board Press the cover open switch and raise the printer cover 1 4 Remove three screws from the board and remove the board 2 Remove two screws unlatch the panel c
115. ge Remark Others Samsung Electronics 5 11 Troubleshooting Error code 1 080 Fault Background Model ML 6100 Description Background appears in the printing Check 1 Engine board 2 Developer cartridge 3 Transfer roller 4 Operating environment Cause 1 1 Low transfer voltage 10 below than normal 1 2 High supply and or bias voltage 1 3 No transfer voltage 2 Unauthorized recording paper has been used 3 Abnormal ambient temperature or humidity 4 Defective develop roller Solution 1 1 Refer to Error Code 1 060 1 2 Refer to Error Code 1 061 1 3 Refer to Error Codes 1 090 and 1 091 2 Use a recommended type of recording paper 3 If the printer is under abnormal ambient condition for a long time print errors may occur Improve the operating environment 4 Replace the toner cartridge Remark Others 5 12 Samsung Electronics Troubleshooting Error code 1 090 Fault Ghost 1 Model ML 6100 Description Ghost occurs at 94 mm intervals Check 1 Developer cartridge 2 Main body Cause 1 Contamination of high voltage terminals in the main body engine board and or developer 2 Transfer roller lifetime has expired 3 No using recommended recording paper 4 The Pre Transfer Lamp Refer to on page 6 6 Solution 1 Open top cover and disassemble the unit and clean contamination components
116. he following information U203 7407N s pin 1 pulse input pin 2 pulse output Remark Others Samsung Electronics 5 9 Troubleshooting Error code 1 062 Fault Dark image 3 Model ML 6100 Description The printed image is dark Check Engine board Cause 1 Voltage higher than normal normal supply voltage 570 630V normal bias voltage 350 485V Solution 1 1 Check the following parts 0201 24 Q204 D526 Y T204 0203 SN7407N resistors diodes in the output and feedback area 1 2 Refer to the following information U203 7407N s pin 9 pulse input pin 8 pulse output 1 3 Check developer contacts for contamination by toner particles Remark Others 5 10 Samsung Electronics Troubleshooting Error code 1 070 Fault Uneven density Model ML 6100 Description Print density is uneven between left and right Check 1 Transfer roller pressure 2 Developer cartridge Cause 1 The pressure force on the left and right springs of the transfer roller is not even left 450 gf right 600 gf the springs are damaged the transfer roller is improperly installed or the transfer roller bushing or holder is damaged 2 The toner level is not even on the developer roller due to the bad blade Solution 1 Replace defective holder or springs Adjust the transfer voltage 2 Replace the developer cartrid
117. hip Replacement The tools for chip replacement are as follows Thin tip type soldering iron Small flat blade tip type soldering iron Special desoldering tip iron Air blower Unit Flat Package Pick up Flux that can be cleaned by water 0 3mm thin solder that can be cleaned by water Desoldering wire Tweezers 3 2 3 Chip Resistor and Chip Capacitors TYPES The types of chip resistors and chip capacitor are as follows Thick Film Chip Resistors Carbon Film Chip Resisters Metal Film Chip Resisters Chip Ceramic Capacitors Chip Trimming Resisters REMOVING 1 Using Two soldering irons a Use thin tip soldering irons b Use soldering tip temperature of about 280 Simultaneously heat both ends of the part d While heating grasp the part with the tips of the soldering irons and remove it e Use desoldering wire to completely remove the old solder from the part location on the board A clean pattern for installing the new part is very important 62 Nex gt 7 gt 2 Samsung Electronics 3 3 Reference Information INSTALLING 1 Clean the area where the new part is to be mounted 2 Apply a water soluble flux 3 Set part correctly into position and prevent is from shifting 4 Bring the soldering iron tip close to the part contact without actually touching it Melt thin 0 3mm solder between the tip and part so that it flows into the part contact 5 Check
118. ing two soldering irons a Use small flat blade tips b Heat the leads of the part simultaneously c When the solder melts grasp and remove the part with the soldering iron tips d Remove the old solder with desoldering wire Q7 gt cV 3 4 Samsung Electronics INSTALLING 1 Clean the area where the new part is to be mounted 2 Apply a water soluble flux 3 Set part correctly into position and prevent is from shifting 4 Use a sharp soldering iron tip Bring close to the part contact without actually touching it Melt thin 0 3mm solder between the tip and part so that it flows into the part contact 3 2 6 Chip ICs TYPES The types of chip ICs are as follows SOP Small Outline Package IC SSOP Shrink Small Outline Package IC VSOP Very Small Outline Package IC QFP Quad Flat Package IC VQFP Very Quad Flat Package IC PLCC Plastic Leaded Chip Carrier IC TSOP Thin Small Outline Package IC oO WD REMOVING 1 Using special desoldering iron a Select the tip according to the size shape of the IC b Tin the tip with a small amount of the IC leads c Set the tip squarely over the IC leads d When the solder melts carefully twist the iron e Raise and remove the IC 2 Using a shaped air blower unit a Select the correct nozzle b Select the temperature and air blow suggested temperature 7 air blow 4 c Engage the IC removing tool d Use th
119. inter resets U5 pin 1 should be below 0 7V for about 122 ms after power is on then remain over 3 5V Check U5 pin 2 approx 3 8V If so check R54 or R55 Check U5 pin 3 approx 4V If so check R53 or R56 or C35 If the voltages are normal and U5 1 is below 0 7V replace U5 If all are normal check CPU pin 55 If OK replace CPU 2 2 Check for X1 oscillation 6 94407MHz 2 3 Replace EPROM in the engine board if defective 2 4 If all above are OK replace CPU Remark Others U4 U202 Q9 Samsung Electronics 5 37 Troubleshooting Error code 3 060 Fault Memory Overflow Model ML 6100 Description When printing error message is printed out Check Control board Cause Insufficient printer memory Solution Install optional SIMM memory in the control board Remark Others 5 38 Samsung Electronics Troubleshooting Error code 3 080 Fault Defective motor operation Model ML 6100 Description Main motor is not driving when printing and paper does not feed into the printer resulting Jam 0 Check 1 Engine board 2 Sub motor board Refer to 2 on page 6 6 Cause 1 Motor harness or CN104 may be defective 2 U1 defective in the sub motor board Solution 1 Check the motor harness replace it if defective 2 1 Perform DCU diagnostic code 00 and check the motor operation 2 2 With
120. ll a new ROM be careful for the direction 2 Remove the ROM cover Samsung Electronics 4 23 Disassembly and Reassembly Memo 4 24 Samsung Electronics 5 Troubleshooting Error code 1 010 Fault Black vertical stripes Model ML 6100 Description Black vertical stripes occur in the printing Check 1 Developer cartridge 2 Transfer roller 3 Charge roller Cause 1 Defective develop roller or bad blade of toner cartridge 2 Defective transfer roller or charge roller Solution 1 Replace the toner cartridge if defective 2 Replace the roller defective Remark Others Samsung Electronics 5 1 Troubleshooting Error code 1 020 Fault White vertical stripes Model ML 6100 Description White vertical voids in the image Check 1 LSU 2 Developer cartridge 3 Fuser Cause 1 Foreign matter stuck onto the window of internal lens of LSU mirror 2 Foreign matter or toner particles between the developer roller and blade 3 If the fuser is defective voids occur periodically at the top of a black image Solution 1 Clean the LSU window with a recommended cleaner or replace the LSU window 2 Replace the developer cartridge if defective 3 Open rear cover and check ribs in the fuser for contamination Clean if necessary Remark Use LSU cleaner dated after January 1
121. lution 1 Clean the transfer roller thoroughly Replace if contaminated severely 2 Adjust the voltages 3 Replace if necessary Remark Others Samsung Electronics 5 21 Troubleshooting Error code 1 120 Fault Blank page printout Model ML 6100 Description Blank page is printed Check 1 Bad ground contacts in OPC and or developer 2 Seal tape on the cartridge Cause 1 GND OPC is not well grounded 2 Seal tape is not removed 3 Low toner Solution 1 Repair or replace the GND terminal 2 Remove the seal tape 3 Shake the toner cartridge and print Or replace with new one Remark Others 5 22 Samsung Electronics Error code 1 121 Troubleshooting Fault Partial black image Model ML 6100 Description One or several blank pages are printed When the printer turns on several blank pages print Check Control board Cause Defective control board Solution 1 Perform the engine self test using DCU If blank page prints the control board is defective If the printer works normally refer to next solution 2 If the control board is defective check the connection on the control board QP1700 pin 125 and 202 2 If blank page is printed one time or continuously check that the video controller oscillates properly at 47 7789 MHz lower than 0 75V higher than 3 5V 3 If blank pages prints continuo
122. ny semiconductor com ponents assemblies drain the electrostatic charge from your body by touching a known earth ground Alternatively wear a discharging wrist strap device Be sure to remove the strap before applying power to the unit under test to avoid potential shock 2 After removing ESD equipped assembly place it ona conductive surface such as aluminum foil to prevent accumulation of an electrostatic charge 3 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ESDs 4 Use only a ground tip soldering iron when soldering or desoldering ESDs 5 Use only anti static solder removal device Some sol der removal devices are not rated as anti static these can accumulate sufficient electrical 1 2 Samsung Electronics 2 Specifications Note It is subject to change without notice Item Specification amp Description Engine MLE 6000 Print Speed 12PPM A4 Size 5 Character Pattern Resolution True 600 x 600 dpi 1200 dpi class RET Source of Light Laser Diode LSU Laser Scanner Unit Print Method Non impact Electrophotography Feed Method Cassette amp Manual Option Feeder Paper Handling input Size 1 Standard A4 Letter Legal B5 Executive Folio 2 Envelope MP Tray only Paper Type Paper size mm Monarch 98 5 x 190 5 10 104 9 241 3 Intl DL 110 x 220 Intl C5 162 x 229 3 Universal ty
123. pe Length 150 356 mm Width 90 216 mm Weigh For Cassette 60 90 g m For MPF 60 143 g m Recommended Paper USA X400 X4024 BOISECASCADE EC REFLEX ADAGIO Transparancies 3M CG3300 or 3360 Label AVERY 53XX series Paper Handing output Face Down 250 sheets Face Up 10 sheets Feed Capacity Cassette 250 sheets of paper 75g m MPF 100 sheets of paper A4 30 sheets of transparencies 10 envelopes or card stocks 25 paper labels Option Cassette 250 sheets of paper Warm up time 50 seconds or less 23 C 50 First Print Time 14 seconds or less Fast Mode Power Rating AC100 120V 220 240V 415 50 60Hz 396 Power Consumption During Printing 300WH average Power Saving During Sleep Less than 30W Consumption Less than 30W during 1 hour when it turned on Certification amp Compliance C UL TUV FCC CDRH CE CB Acoustic Noise Stand by Less than 36dB Operating Less than 49dB Toner Supply Print Cartridge Samsung Electronics 2 1 Specifications Item Expected Life Span Specification amp Description 150 000 sheets Operating Environment Temperature 10 30 C Humidity 20 80 RH Storage Environment Temperature 0 35 C Humidity 10 90 RH Weigh Net Max 11Kg Gross 12Kg External Dimension 420 W x 368 D x 220 H mm Print Cartridge Life Span
124. ploded View Exploded Views and Parts List Samsung Electronics 6 2 6 2 Main Parts List Exploded Views and Parts List NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 1 Frame Ass y 1 2 UNIT LSU 17833RPM JC59 10507A 1 3 Cover Main Ass y 1 4 MEA RACK MP TRAY JC97 01202D 1 5 MEA RACK MPF JC97 01201A 1 6 ELA Hou Motor Main JC96 01099A 1 7 PBA MAIN MOTOR SUB JC92 01045A 1 8 Fuser Ass y 1 9 MEA RACK FEEDER JC97 01078A 1 10 MEA RACK CAST_A4 JC97 01261A 1 11 MEA RACK BOTTOM L JC97 01103B 1 12 MEA RACK BOTTOM R JC97 01102B 1 13 IPR SHIELD SIMM JC70 10234A 1 14 PMO COVER SIMM JC72 41224A 1 15 IPR SHIELD SMPS JC70 10227A 1 16 ELA HOU ENG B D JC96 01350A 1 110V 1 FUSE FERRULE 3601 000003 1 220V 2 FUSE FERRULE 3601 000296 1 17 IPR GROUND ICU JC70 10006A 1 18 ELA HOU CONTROL XEU A4 96 01566 1 220V 19 IPR DUMMY_SRL PLUS JC70 00015A 1 20 IC RAM MODULE 1105 001213 1 Samsung Electronics 6 3 Exploded Views and Parts List 6 3 Frame Exploded View Samsung Electronics 6 4 Exploded Views and Parts List 6 4 Frame Ass y Parts List NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 1 Frame Ass y 1 1 MEA RACK FRAME SUB JC96 01446C 1 1 PMO BASE FRAME 12 JC72 41113A 1 2 PMO ROM COVER JC72 41186A 1 3 PMO GUIDE_SKEW 12 JC72 41350A 1 4 IPR GROUND_OPC 12 JC70 11
125. s 32 Toi 99 RIT AA 10K 10K AACK nTS e RIS ATO 219 BR 200 R143 10K nBG 1 TMs 200 e e ABB TRST RST R11 68 149 Or wosciorooordw A ed e US oo nespengg BBBBS BEBSEZSORBAIOBRODM 1 C131 a aoaaaaoaaoaaoaaaoaaaao aoaoaoaooaooaoaoooaoaooaaoaadaoaao aaaaoaaaaoaaaaaoaaaana OC ee ee oe ee EEE E ee ee 1 gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt 0 0 5 0 0 0 0 0 0 0 0 0 0 5 0 0 0 5 0 00 5 5 5555555555555 00000000000000000000000 606000000006000000 060000000600006000006000060000 ee R167 8 Trasses 29398 52728859885 8 10 7 vec oe Du M 3216 U25 3 3V LF10 LF11 MC33269DT SCF451832 223 SCF451832 223T 3 3 1 34 3 IN OUT 2 Lj y LU GND 4C180 C214 C215 C217 4c186 C187 2 33UF NN C163 Ci41 C164 c140 139 C138 C137 C136 135 134 C133 10V 100nF 100nF 100nF 16V 100nF 1o0nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 027 LF12 LF14 MC33269DT 51832 223 SCF451832 223T1 3j 1 3 as 3 IN OUT 2 7 7
126. s not run check U205 pin 5 pin 6 If U205 pin 5 and pin 6 are normal check CPU pin 40 and the related parts If the motor drives properly and CPU pin 25 is not below 0 5V replace R51 and CPU 2 When you press UP key with DCU code 05 if ON and OFF lamps do not turn on check CPU pin 28 and 41 and their related parts Normally pin 28 is over 3 5V when high and below 0 7V when low If the transformer works normally replace CPU Remark Others Q3 U3 CN3 SW151 5 34 Samsung Electronics Troubleshooting Error code 3 030 Fault Paper Empty Model ML 6100 Description The PAPER lamp on the operator panel is on even when paper is loaded in the cassette The PAPER lamp on the operator panel does not come on when the paper cassette is empty Check 1 Actuator Empty Refer to 62 on page 6 6 2 Engine board Cause 1 Empty actuator may be defective 2 Photo sensor OP2 on the engine board may be defective Solution 1 Replace the defective actuator 2 1 U6 74HC245 pin 15 should be over 3 5V when OP2 sensor is blocked and below 0 7V when the sensor is not blocked 2 2 One end of R24 in the transmitter of OP2 should be 5V and the other end 1 2V 2 3 If the related resistors are good check for short circuit of OP2 receiver If OP2 is normal replace U6 74HC245 Remark Others Samsung Electronics 5 35 Troubleshooting Error code
127. t exited from the cassette 2 Paper is stopped just after cassette before feed sensor or on the feed sensor Check Engine board Cause 1 Open the printer cover and close it Then check 1 1 If the paper does not feed into the printer the feed clutch driving circuit in the engine board may be defective 1 2 If the paper feeds into the printer and Jam 0 occurs the feed sensor OP1 on the engine board may be defective 2 Defective PLT Knockup 12 Refer to 9 on page 6 14 Solution 1 Check for the solenoid driving circuit using DCU diagnostic mode 06 1 Check for 24V input on D1 cathode If 24V is not present check Q4 If they work normally check for 24V output from SMPS 2 Measure the feed clutch resistance Replace if not approximately 60 ohms 3 Check Q4 if Q4 is OK the collector and base should be OV and 0 7V DC to GND respectively 2 Check for Feed sensor OP1 and related parts 1 Replace Feed sensor actuator if defective 2 When OP1 sensor is blocked U6 74HC245 pin 16 should be over 3 5V When the sensor is not blocked the pin should be below 0 7V One side of R15 in OP1 transmitter should be 5V and the other end 1 2V If normal check OP1 receiver If not shorted replace CPU 3 Replace the cassette if damaged Remark Others 5 28 Samsung Electronics Troubleshooting Error code 2 030 Fault Jam 1 Model ML 6100 Description Recording p
128. the printer 7 Position the printer within six feet of the computer and within five feet of an electrical outlet 8 Operate this printer using the power source 110V 220V etc indicated on the marking label If you are not sure of the type of power source available consult your dealer or local power company 9 If you need to use an extension power cord with this printer make sure that it 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 rating Also make sure that the total of all products plugged into the wall outlet does not exceed 15 amperes 10 Do not allow anything to rest on the power cord or data communications cable 11 Unplug this printer from the wall outlet before cleaning Do not use liquid cleaners or aerosol sprays Use a damp cloth for cleaning 12 Do not touch the surface of the photo sensitive drum as marks or scratches may impair print qual ity 13 Do not expose the drum unit to direct light for pro longed periods 14 Use only standard papers OHP films and approved envelopes Feed OHP films though the manual feed slot only See specifications for approved papers and envelopes 15 Other than replacing consumables such as paper and toner refer all questions to qualified service personnel LASER STATEMENT LASERTURVALLISUUS WARNING NEVER OPERATE AND SERVICE THE PRINTER WITH THE PROTECTIV
129. tially broken the transfer voltage is abnormal or the transfer roller s life has expired Solution 1 Run OPC cleaning to remove excess toner and paper particles on the charge roller and OPC drum Repeat 2 or 3 times Run the self test If the same problem persists replace the developer 2 Clean the rollers If problem persists replace the Developer 3 The transfer roller guarantees 50 000 sheets printing If the roller s life is expired replace it Remark Others 5 4 Samsung Electronics Troubleshooting Error code 1 050 Fault Light image 1 Model ML 6100 Description The printed image is light with no ghost Check Developer cartridge Cause 1 The life of cartridge is ended 2 Ambient temperature is below than 10 C 3 Agitator gear in the Developer is defective 4 Bad contact of supply roller and abnormal supply voltage Solution 1 Check the weight of the developer cartridge and replace if necessary When the cartridge is almost used up the weight will be as follows ML 6000D5 960 grams 20 grams 2 In low temperature wait 30 minutes after printer is powered on before you start printing 3 Check if the hopper gear is visible from the side of the developer If not replace the developer 4 Check for the supply roller contact and the supply voltage Remark Others Samsung Electronics 5 5 Troubleshooting Error code 1 05
130. transparencies higher transfer voltage is required 2 Defective transfer voltage circuit in the engine board Solution 1 1 Select Thick Mode on paper type menu from the software application to print on card stock or transparencies 1 2 Check the fuser control circuit Refer to Solution 2 1 under Error Code 3 011 2 Check the transfer voltage and adjust if necessary Remark Others 5 26 Samsung Electronics Troubleshooting Error code 2 010 Fault Wrong print position Model ML 6100 Description Printing begins at wrong position on the paper Check Feed sensor actuator LSU Pick up ass y Bracket dust Solenoid Video Controller Cause 1 Wrong sence time caused by defective feed sensor actuator 2 Skew Bad LSU assembling Uneven pressure force of the pick up ass y Defective mechanical parts 3 Top margin Early feeding by the solenoid Wrong OP1 sensor position Wrong video controller connection Solution 1 Replace the defective actuator 2 Reassemble or replace the LSU Reassemble or replace the pick up ass y Reassemble or replace the defective mechanical parts for example Bracket dust 3 Replace the solenoid Check OP1 Check the Vedio Controller or its connection Remark Others Samsung Electronics 5 27 Troubleshooting Error code 2 020 Fault Jam 0 Model ML 6100 Description 1 Paper is no
131. usly when the printer turns on check the CPU works properly and replace if defective Remark Others Samsung Electronics 5 23 Troubleshooting Error code 1 130 Fault Data error Model ML 6100 Description Incomplete or missing characters Check Control board Cause 1 Bad connections of port 2 Defective oscillators in the video controller 3 Defective CPU in the video controller Solution 1 Check that the port and related parts are properly connected or soldered 2 Check the oscillators 47 7789 MHz 50MHz on the video controller 3 Replace the CPU on the video controller Remark Others 5 24 Samsung Electronics Error code 1 140 Troubleshooting Fault Poor fusing grade 1 Model ML 6100 Description When printing on xerographic paper from cassette the printed image is diffused Check Engine board Cause Defective the fuser Heat lamp control circuit in the engine board Solution Refer to solution 2 1 under Error Code 3 011 Remark Others Samsung Electronics 5 25 Troubleshooting Error code 1 141 Fault Poor fusing grade 2 Model ML6100 Description When printing on card stock or transparencies using manual feeder the printed image is diffused Check 1 Improper paper type menu setup 2 Engine board Cause 1 When printing on card stock or
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