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Jenway 6500/05

1. STAR3 emm p 5 3 LAMP ve n c 30V A L3 3aV 8 EL INPUT OUTPUT SWI OUT e LAMP_POS afe 6960 1 30V FEEDBACK m 1 o8 86ND sort a 5 START OSC FREQ Z ellis el z wave 3 es 10QnF e adu elit 3 i d 3 5gy w z 2 n H REG3 ELM C22 w 1 olx S8 220uF 22 S Es v t HS2 sv t ella gt y Se m 2 1 2 0 lt ac Y AC 20 1 0V War pod uS amp 1 uF T a tev _ TRANSFORMER 01 3 ae sv d 220uF R21 z m SEC 20Vac T cie aum g L a gt m m a 2 VERT lt Sav EIAS 24K 3 gt Ano wll alls C15 AI e 5 5 STAR2 2 2 al a eu E d 1 LOGIC 1 5 1V 0 P 2v 8 zmuse S 1 2N7008 av c TRI F TRS av av LAMP NEG S e o TUBE way VOLTAGE SELECTION al Je D7 D8 PLS u LAMP ve 141 1 1 T N N gt 1N4 Q5 1205 2 way header SOLENOID RELAY
2. FID n c FID 5V FIDI FIDe 5V 5V 5V i d eo b LOGO IU PORT 1 0 PULLUPS toco WATCHDOG me E 5V 5V 5V 5V 5V 5V 5V 5V N i 15pF 15pF e e e e e eo c 1 Ps am 107 L tu 83v m zv qa x PBRST 201 iv D C6 C7 n c 3 TD 7 1 gt ST P STROBE e b Ves 1 RST o 2 EXTAL vile vila LOGO 8 3 e e HD6413258F6 29 mox Rl fw o lo mx ps n RST n c T4 wl 18 325 ROM LESS DGND DGND ali alle alle alje a alle all allg LOGO2 e 10 tev En SCLK Lg E ss 1 LTC1232 RES 25 am cs es e O 2 TP3 TP4 TPS O TP6 amp WAIT 57 WAIT RES RES ag dE e e e e oe STBY 4 STBY 29 WAIT STBY NMI STROBE SPICLK SPIDO SPIDI CSACC STBY STB 23 RD 2g RD n c s P7 0 IS WR n c DGND n c gg 7 1 ug 10 11 n c 26 P7 2 AG g D p 08 Eu H P7 3 108 AL AL AS AL 01 PROCESSOR DET STROBE 27 P8 0 FTCI E Ee il s D 504 PORT FUNCTIONS 58 x n 5 16
3. L104 RX SV 30V SV 30v Elta SEEKS i 1 A880 lu7 segue C101 C103 105 e e 3 nu 3 1 V B V B gv B VR VmmVmm Bv B VR Vcc VmmVmm MOTORIO 2 te se dieser MDTORPHBII MOTORTa H 18 MB I MA Kiwi alee HA Rx SIG DETECT MOTORPHAT1 s py MA PHA Q Pusunesder ae MA_PHB Bway header DSR_RSD Rx 510 a SND PL 346 sesdiheoder OTR DSR Shu dhe ARTA TEA3717DP ssp OMBTOREUE TEA3717DP esp gt PUEDE 25 1 SKu 26 7 GND 12 T GND fu C E GND 101 112 Ufib EU iov S ciae mE alls ia i m oe V V Cie2 C107 M Sewdiheader RXD L182 x av av av av av av av SKu 33 Sk2 2 Gui min DIN E etis GRND emm ck1257 L105 GRND Su min_DIN 0V B R a SK 1340 _ Gu min DIN OPTOSENSOR A RS Na 7 SK13 6 0v B 0v B ANODE 1 ov AC SUPPLY AC 20 1 20V 5 1 a 4 FOR DEUTERIUM LAMP 108nF tu 2 HT VOLTS 58v Sav CATHODE PL3 2 mm V B m ciie DSR Liei DTR_ DTR Bwauneader
4. i Polarity marking of electrotytic capacitors zs4DATESEPrgZ APP D M _ DATE 17 9 97 DRN SRL P2 P3 This drawing peraission is copyright and must not be reproduced or stherwise mace use of without written Gransmore Green Felsted TITLE 64 85 DEUTERIUM LAMP JENWAY LTD Dunmow Essex CM6 3L8 POWER SUPPLY ASSEMBLY DIAGRAM Tel 81371 820122 DRG REF Ensure all joints are soldered neatly without shorts and that all fixings are tight Place completed PCB in static safe bag and seal with standard label 640 506 SHT 1 OF 4 1 __ aes Pt 9 30 9 31 9 32 9 33 Jenway 6400 05 Ser Man Section 9 Circuit Diagrams Detector PCB Schematic 640 009 1 page Detector PCB Layout 640 009 1 page Detector PCB Schematic 640 505 1 page Detector PCB Layout 640 505 1 page Page 62 of 96 1 SK2 6 REF B way header Sk2 2 3 VA 6 woy heoder 5 2 5 emm S VA B way header __ _JDATE oer 37 This drawing is copyright and must not be reproduced or o made use of without ur Tid permission 18K C6 188K JAPP D MF D therwise itten GAIN 1 B 4 Bmv INPUT GAIN 18 8 amp 88aV INPUT GAIN 188 8 BmV INPUT JENWAY LTD CH7 COM DGND AGND DATE 7 aus 97 DRN DPH SK1 8 SK1 9 SK1 18 SK1 7 _ ICie DRG RE
5. i 06 pe 5037 cm nc A15 15 97 D7 z air E EE s Met ais Ais n c A18 SRTC A17 e AS e A16 AS TALS MOTORIO AS Ale AB DAC A13 i MOTORPHB H8 3002 12 5V PLieiS MOTORPHA All FALL DGND em MOTORPHBI 1 FT ALB AB uem PLie13 MOTORPHAT 1 as as 5 PLieiz UVSTRIKE UVHEATER A AT AT PLie18 MAX232DSR 17 ERAS 5v MAX232DTR Ae PRINTERBUSY a BAS MAX232RXD y jn A2 PRINTERTXD AL MAX232TXD Eaa MAIN BOARD 7 o DISPLAY BOARD B css x INTERCONNECT DS css PL10RPLS ae De a D HH Tcen 22 CSi ons PLSe17 Di tsa cs PLSei6 DGND 28 833k A 2 aa ja ie IcSd DGND PLSes TR LL 5 5 AQ lm PLC iz CD T PLSes SV PLSe2 DGND Lamm PLS 1 P1 ewws7 a 11 8 37 CN2139 P2 waver DPH B 1 amp Gransmore Green Felsted TITLE c ge Page 68 of 96 Jenway 6400 05 Ser Man 12V 12V n 19w dil hoo PRINTERBUSY emmm 361 18w dil header 2 gv pi 3e2 18w dll header AC 18 5 18V pi 343 19w dll header AC 18 5 18V p 34 c MAX232 18w dil header 5 AC 18 5 18V 395 18w dll header AC 18 5 8V pi y 258 dit star AC 18 5 8V emm pi 307 RS232 INTERFACE 18w dil header AC 18 5 BV e pi 399
6. 7 7 CSACC Veo sy T 2 COLLECTOR PL3 3 s SKu 13 CSACC EZ gy p 8u min DIN AC SUPPLY AC 16 4 16V em Sk39 3 T p SK 13953 50v 180v xn FOR DEUTERIUM LAMP csacc 24 v a Bu mio DIN C118 city EMITTER PL3 u em QV B HEATER serk o le seppg BUF SK 1H SV AC 16 l 0V SK94 Bu min DIN SPIDO H A3 10K Skis i carpe Yt Mir s Bu min DIN vase SK 1285 rna SPIDI V B V B MONOCHROMATOR END QV B SK95 vo ja xU vo pPOST LON SENSOR 12 wau header 5v A 8 Drag RTS 12V_PWR mmm 996 IC102 K BATH2 WAY MINI DIN OUTLET RTS CTS fandi eden RLY STRIKE em SK9 7 R186 FOR ACCESSORIES CTS Skis5 CS ADC Skusg em SP ID I 5v L__ CSACC_BUF SV 5 Sk2 5 ai W 1K SKkus6 m SPICLK 28 E EPC LK Sor R107 diLheader 3k dilheader SV SPICLK BUF 5V GND 7 m 1K SK2 7 Skus7 SPIDO SKu 11 CS ACC QV B em sKg 9 TE RS232 PORT i 30 R108 R112 skuza SP IDO fy seer 5V L I SPIDI BUF 5V __ QV B emm 1 1K 1K 0v B n 1 UVCURRENT m Sarii R189 R113 5v L sPIDO_BUF SV L 1 PROCESSOR CONTROL IK IK LINES Blu dilheader 12 way header ios SKUHQL SK9 12 AC 9 3 9V AC 9 3 QV 2V D POWER BOARD TO UV LAMP INTERCONNECTION 0 0 m EEPCLK
7. AC 18 5 18V AC 18 5 0V gv D T w 2V D TOLERANCE UNLESS SCALE ALL DIMNS drawing ight and must not b AC 18 5 18V e AC 18 5 2V OTHERWISE STATED NTS reproduced oF dtheyulsc madeuscef dads GENERAL IN without uritten permission HOLE CRS FINISH MATERIAL DETECTOR amp ACCESSORIES 15 4 9 A 2139 1 9 97 IF IN DOUBT ASK DIAMETERS ANGLES INTERFACE DO B CN2146 181197 NOT SCALE Za DRN DaveH DATE 28 FEB 97 APPD DATE DRG REF 648 008 CN2154 121297 THIRD ANGLE E REET TH LE SHEET 20F 3 JENWAY LTD Dunmow Essex CHE 31B 600 5 MAIN POWER SUPPLY PROTECTION Z SCHEMATIC Page 55 of 96 Jenway 6400 05 Ser Man 12V o e O c3 A N R207 Ze a Sp St 300K IT 4 3 gt 1c2 Ba 226 10QnF 0292 R206 a ZRA250 ZN sud 208K e e gt 1 2 10k 8 324 BUM s is REC POS L201 kam skt ved e 1 V C M ls 324 e L 1 SK sS te TuH Wiz R205 l e s IC200b 1M 188nF
8. amp xe NOTE ENSURE THAT R122 THERMISTOR DN REVERSE SIDE OF PCB PROTRUDES RIGHT ANGLES TO BOARD RI p x e A NAAT S x Ve 4 n NS s yy Y Me a Ore f fr 5 ay S 6 722 E y EZ eo SENN A D a Q DODDO OC N S NOTE USE LOCTITE ADHESIVE ANI ACTIVATOR ITEMS 23 amp 24 TO GONI QUARTZ VJNDDOV amp NO OROCR FILTER N PLACE ITEMS JQ amp 14 COPPER S 2 e ANGLES s FL a jap L L L lesa serie LOVER CASE ASSCMBLY PROJECTION 6405 SPECTROPHOTONETER Jenway 6400 05 Ser Man Page 82 of 96 2 AHR Unc gt SCALE ALL DIMNS Tiz e ve iz TN AT ed nest ret ea JENWAY LTD 70 Tet ZA But Cal eT ESTE mt E Section 10 Assembly Diagrams 10 5 6400 05 Top Case Assembly 640 004 Jenway 6400 05 Ser Man Page 83 of 96 SELF aatesive 6 REMOVE PROTECTIVE STRIP PRESENTATION SURFACE UPPERMOST HNR UNE SS SCALE ALL DIMNS mi 4 mt ten ua H LC PRE t F ANISH ee E I L T i s 1 ae DRN Zun Sheote _ THIRD ANGLE iraan FHE fed TITLE TOP CASE ASSEMBL Bt fe recy AY rp eater meme Mr ASN ein 0 Jenway 6400 05 Ser Man Page 84 of 96
9. Pass MOTORIO 17 1 D2 5202 e MOTORPHBI4 PL 1 TMOO 03 10 dil head 11 53 PL1 8 emm SPICLK DGND NON VOLATILE MEMORY MOTORPHA Pu 2 TMRIG Fu Di MOTORPHB Pu 3 TMCI1 05 zz 05 10 dil head 13 55 PL1 9 amm SP IDO MOTORPHAIi PL L TMO DE z D6 Pu S PL S TMRI1L 07 7 DGND 10w dil header yg PL1 10 SPIDI mi IG 10 dil header 5 45V STEPPER MOTOR DRIVE AND CONNECTIONS AC 18 5 18V di e 8 head 9 O TP8 DGND T r 8 un heodey i i 7p 7805 5p EVRAK 45V 15 Sasa hence 5V 15V COM II 2 a3 MA PHA p 2 2 REG1 8 way header 3 BRIDGE Wa2 4 2 ies MB PHB em 2 3 n n u pa 806 u 8 way header ac 20005 50 50 16V am 25 1 px er 1 em C12 C13 15 108nF u7 MA_PHB em p 2 1 1 uu Bai _ C11 ua 50v 50V Sedap 50V 50 rare e 4 C19 i ri C20 a3 4 e C2u T C25 11 3 ik 11 3 ik e e DGND VR Vcc Vmm Vmm OV V DGND VR Vcc Vmm Vmm V OV NI 3 18 Lt 3 18 i STAR1 28 2O E A 5 T3 tS 2 e T Ph i GND GND AC 18 5 0V av DGND TEA3717DP cwp TEA3717DP cw 38V 5V 38V 15V GND 12 GD n a alt MOTORIO MOTORPHA A 21 GD og MOTORIO MOTORPHB Seu de p GD og 2 7 I 8 way header 7812 MOTORPHAIL 1 16 T MA PHA MB PHA a ict MA_PHB MB_PHB gt 2 5
10. E TOLERANCES UNLESS OTHERWISE STATED GENERAL HOLE CRS DIAMETERS 7 ANGLES DRN IL DEK Sor PED en 1 H i f GLE i T CLB 247752 Si 2 1 PARC ANGLE LEN Y zc i JENWAY LTD Socom Sreen ES i i SRO ECTION MT Tel cot M ASSEMBLY NOTES 6400 5 Accessory PCB Assemblv 642 003 Referring to Feeder List amp Screening and Reflow information complete all surface mount aspects of this assembly Job File Ref 642 004 Fit Terminal Pin in position TP1 such that it protrudes from Component side of PCB Solder in place Fit Resistors in positions R14 R17 amp R18 Cut leads to length and solder Referring to FIG 5 fit Diode D1 in positon indicated Cut leads to length and solder Referring to FIG 1 fit Integrated Circuits ICS amp IC6 Fit IC Socket in position IC4 1 all pins Referring to FIG 4 fit Bridge Rectifier BR1 in position indicated Cut leads to length and solder Fit Capacitors C19 amp C24 in positions indicated Cut leads to length and solder Referring to FIG 6 pins s Referring to FIG 7 fit Connector PL1 as indicated Solder all pins Referring to FIG 2 fit Capacitors C11 C16 C20 C21 amp C25 in positions indicated Cut leads to length and solder Referring to FIG 3 fit Regulators REGI amp REG and retain with fixings indicated Tighten fixings trim leads to length and solder Inspect PCB
11. Assemble using static precautions 1 Reflow Place EE gt completed PCB into TOLERANCES UNLESS SCALE ALL DIMNS This drawing is copyright and must not be bag provided OTHERWISE STATED a reproduced or otherwise made use of m Use Profile 005 These devices are static sensitive GENERAL AIT N gt without written permission HOLE CRS FINISH MATERIAL i od IF IN DOUBT ASK DIAMETERS z S L OATEIB ME DATEOCT9Z oRG REF 6 4 o O Z THIRD ANGLE 4 a Gransmore Green Felsted AO US AA 2 JENW Dunmow Essex CM6 3LB G co ares PROJECTION A LTD Tel 0371 820122 cia seine Seas Peg Ass E pendet An e Chacha E gt yn a 2 r aje Page 70 of 96 Jenway 6400 05 Ser Man Section 9 Circuit Diagrams 9 50 Accessory Driver PCB Schematic 642 003 1 page 9 Accessory Driver PCB Layout 642 003 page Jenway 6400 05 Ser Man Page 71 of 96
12. R201 32k 50 ej 20v C208 207 2 2 3 S c e Q 2 1 QnF L200 lmm skt blk 220pF 220pF ia ES ie m 20 lt Skj ome d 12V amp L7uH REC NEG 34w dil header A TR200 12V SKU 3 e e e e e V C V C Qv c Qv c V C V C g gt 2 4 Soy 4 T gt i s g C20 C205 324 in Vee 5 dod cd Janr av S A1 n c EEPCLK IC200e V B A2 SCL H m 5 T QV B Vss SDA z T 200 d gt IC201 E DAC CALIBRATION STORE oe 12V 15 097 A CN2139 1 9 97 E DATE APP D DATE 190 97 DRN DPH DRG REF 640 00988 SHT 3 OF 3 This drawing is copyright and must Gransmore Green Felsted Pa B cN2 146 101197 F nrc uM dne TITLE 6499 5 MAIN POWER SUPPLY pd C len215u 121297 16 made use of without written JENWAY LTD Dunmou Essex 3LB SCHEMATIC Pul D H tons Tel 1371 82 122 FIG 3 FIG 11 CAUTION Assemble using static precautions Place completed PCB into bag provided These devices are static sensitive Connector alignment ASSEMBLY NOTES 1 Fit Resistors through R21 R100 through R116 and R200 through R211 in positions shown Trim leads to length and solder 2 Fit Inductors L100 through L105 L200 and L201 Trim leads to length and solder 3 Referring to FIG 1 fit R22 Trim leads to length and
13. SPICLK P6 1 FTOA Al Hy Al Au Ab D 06 a See MAIN POWER BOARD TO SPIDO 2 2 FTOB AS gt 5 AS A8 05 105 REGE EET einer SIPPER ACCESSORY INTERCONNECT SPIDI sr PS 3 FTI 6 pr AE ABZ 8 06 506 P6 2 SPI DATA OUT CSACC P6 4 IRGO AT 7 7 55 07 07 62 RB in 25 P6 3 SPI DATA IN n c zz4 P6 5 TRG1 zp 3 B PL1 1 emm AC 18 5 18V n c S pais TRUS aV E y AY P6 4 SPI CHIP SELECT 45V 45V 5 BS IRB M Ag A8 21 P7 A2D_CHIP_SELECT 1 dil header 5 5V NMI P6 7 NMI 10 A10 z E PL1 2 emmm AC 19 5 V e e co 57 9 AE aV P7 1 A2D_CLOCK A10 ss 10 ar AL i 5V P7 2 A2D_DATA_IN 1 dil header z 17 I 12 5 3 1A19 IN Y E PETES cmm n c Tg PS 0 TXD8 Alt Dus Ali iig 8 P7 3 A2D_DATA_OUT s x n c PS 1 RXDO 12 A12 27 i3 Pu MOTORIO 1 dil header L 8 hi ps 2 29 San N 1 gy A Vcc 5 2 5 A13 55 ii kis 1 P4 1 11 180 dil header 5 NC reece EECLK AAC PS OSA TXD Alle 3g Atl 36h Pl MOTORPHAI1 PL1 5 AC 18 5 18V SCL rs EEDATA z2 P5 4 RXD 15 A15 ni Nes 58 Pu 2 MOTORPHA 10w dil head Vss SDA 5 5 5 re AS O CE Vcc 5V ju 10n PL 3 MOTORPHB dil header E pa HER m emp 52V PL1 6 emmm AC 18 5 0V 2uCOu 50 RD O 0E GND DGND C8 Pu S END POSN IC2 DL P amp 0 WATCHDOG_STROBE 1 dil head 3 31
14. e e e c 5y 2 parstl 4 gt D av av dur 7 st To yoy Q7 HS2 6 3 e e 4 e e e oe zr TOL SV LL 1220F V B V B V OV QV av D6 RST GND gy 50V LA LTC1232CN8 TT Gu PN Ich S V Lota BATU2 12 way rt header gt e 5 _ 29 4 12V De 12 eader 12 way rt header pious 3 1 4 e e _9 8 mm OV B 12 way rtheader 3 12 way rt header 1 E lt PL9 9 em 0V B 16Vac INPUT 1 REG2 Iowa reheader S tay ee iuF 100nF Vcc PLS 10 em V B 5 311N i C2 w C3 ds y iewogrtp eder LOnF Icib PL9 6 12V_PWR ate lt 12 way rt header 7 PLO 7 R Y_STRIKE M if Y PL9 4 0 12 way rt header e v V m 170 UY 3 V PIR lv RELAY RLY1a iz en ome AUTO TRANSFORMER l 2 13T 58T n 12 a gt nS 3 ew z 2 a lt ANODE e LOGO az 1 ro LOGO B a 10 ANODE m If o e 2 HEATER OUT gt Z 3 gt Go e ser dbi RLY STRIKE TOLERANCE UNLESS SCALE ALL DIMNS This drawing is copyright and must not be e OTHERWISE STATED reproduced or otherwise made use of V B GENERAL IN without written permission HOLE CRS FINISH MATERIAL P1 e may 97 DPH A 14 8 97 CN2139 IF IN DOUBT ASK DIAMETERS P2 21 7 97 DPH DO NOT SCALE ANGLES DRN DPH DATE 2 MAY 97 APPD DATE DRG REF 640 506 THIRD ANGLE SHEET 10F 2 AN FENWAY LTD SETTE
15. on the gate of TR5 switching TR3 This happens during the start up tests to reduce the light level for accurate zero order detection it can also be manually instigated by pressing key 5 when in the Diagnostics Menu Increased current flow through the OV return from the lamp is detected by TRI to confirm that the lamp is functioning i e the lamp filament is intact Solenoid Relay and Fan Supply The output of the switch mode regulator REG2 is pre set to 12V The output to the two fans is via PL12 pin 1 and 2 and PL5 pins 1 and 2 The output to solenoid 1 Dark Shutter is via PL1 pin 1 and it is switched on when SK4 pin 27 goes high this switches TR2 to make PL1 pin 4 low The output to solenoid 2 IR Stray Light Filter is via PL1 pin 2 and it is switched on when SK4 pin 22 goes high this switches TR4 to make PL1 pin 5 low The output to solenoid 3 UV Second Order Stray Light Filter is via PL1 pin 3 and it is switched on when SK4 pin 14 goes high this switches TR6 to make PL1 pin 6 low Jenway 6400 05 Ser Man Page 24 of 96 92 The 12V supply to the UV strike relay goes via SK9 PL9 pin 6 to the Deuterium Lamp supply PCB where it is tracked to the relay The relay is switched when SK4 pin 23 goes high switching TR7 to make SK9 PL9 pin 7 low 5V Digital Supply The output of the switch mode regulator REG 1 is pre set to 5V and the output is distributed via SK4 pin 1 The 15V secondary winding of the transformer is half
16. polarisation Ensure reger is inserted into PCB as shown PI she Z 35 2 u LE 98 t i TOLERANCES UNLESS p j T Sey OTHERWISE STATED b IC pint identification GENERAL h A Le _ HOLE CRS L were i f iG L joo ve sens _ DRN lt EP lt n jns mes ID L PROJECTION OE JENWAY LTD DATE APPO Gransmore Green Dunmow Tel 0371 20122 i CAUTION Assemble using static precautions Place completed PCB into bag provided These devices are static sensitive ASSEMBLY NOTES 6405 Detector PCB Assembly 640 505 1 Referring to Feeder List adjacent drawing screening and reflow information complete all surface mount aspects of this assembly Job File Ref 640 509 NOTE All leaded components are fitted on the opposite side of the board to the Surface Mount Components 2 Referring to FIG 1 fit Diodes DS amp D6 as shown Trim leads to length and solder M Page 66 of 96 3 Referring to FIG 3 fit Regulator REG 2 as shown Trim leads to length and solder 4 Referring to FIG 6 fit Integrated Circuit in position IC2 Solder all pins 5 Referring to FIG 2 fit connector in position SK1 Solder all pins 6 Referring to FIG 5 fit Regulator in position REG 1 and secure with fixing specified Trim leads to length and so
17. witha wh written MATERIAL AL H LC PRE t FINISH e om oe ET TT s f fe T T L Dars Jared DRN Lin Cheol cd s deeper EE rae DE E RICE 44 6405 6400 SPECTROPHOTOMETER a e lesasecrmw Jenway 6400 05 Ser Man Page 85 of 96 EFC XC buio prre aperire en P IN MM et inm Section 10 Assembly Diagrams 10 6 6400 Optics Assembly 640 017 10 7 6405 Optics Assembly 640 510 Jenway 6400 05 Ser Man Page 86 of 96 ava WOU 03 3CL 5 S8OSN3S 0190 WeOVIT ONTICA SALIA AMA KIDN3 DS L1nHS 03105 2 N SQ X o A NOTE ADHERE FILTERS GTEMS 5840 TO MOUNTS USING ACTIVATOR CTEM 43 amp ADHESIVE ITEN 42 NOTE IT CS IMPORTANT THAT ALL COMPONENTS lt PARTICULARLY OPTICAL COMPONENTS ARE KEPT AS CLEAN AS POSSIBLE moe Mang Ree w m ES witha dat weitteet pute SSS ere EE ANGLES t ave eus eme no wor space MENR DaTCL0I0S7 bate RU 64 07 SS cf me rem s os mit Qy 3 ee eve fet LI TENWAY LTD nra sua ENA AND OPTICS Jenway 6400 05 Ser Man Page 87 of 96 QNW3Y TIJAN MOSN3S 0 90 ONGDA CH3L1Li AKA nos CHILLAH D IDN3 DS s 64 NOTE ADHERE FILTERS ITEMS 586 TO MOUNTS USING ACTIVATOR ITEM 43 amp ADHES
18. Lower Case Assembly 640 505 6405 Lower Case Assembly 640 505 6400 05 Top Case Assembly 640 005 6400 Optics Assembly 640 017 6405 Optics Assembly 640 517 6400 05 Rear Panel Assembly 640 006 6400 05 Multi cell Chamger Assembly 644 002 Section 11 Spare Parts List 11 01 11 02 11 03 11 04 11 05 11 06 11 07 11 08 11 09 11 10 11 11 11 12 Packed Instrument Top Case Assembly Microprocessor PCB Lower Case Assembly Lamp Housing Assembly Monochromator Assembly Detector PCB Power Supply PCB Deuterium Lamp Supply PCB Rear Panel Assembly Multi Cell Changer PCB Built In Printer Option Jenway 6400 05 Ser Man Page 5 of 96 1 1 About This Manual This manual covers the service maintenance calibration and repair of the Jenway Ltd models 6400 and 6405 Spectrophotometers Throughout this manual all general statements and procedures should be considered to be relevant for both models Where a statement or procedure is relevant to only one of the two models it will be clearly stated in underlined italics to which model it relates at the beginning of the relevant paragraph or section This manual must be used in conjunction with the Instruction Manual for these models as many of the routine maintenance procedures detailed in the Instruction Manual are not repeated in this Service Manual 2 Using This Manual This manual is only for the use of Engineers and Technicians who have successfully completed a Jenway Ltd appro
19. Optics Assembly 640 017 6405 Optics Assembly 640 510 6400 05 Rear Panel Assembly 640 006 6400 05 Multi Cell Changer 644 002 Jenway 6400 05 Ser Man Page 74 of 96 Section 10 Assembly Diagrams 10 1 6400 Final Assembly 640 003 10 2 6405 Final Assembly 640 503 Jenway 6400 05 Ser Man Page 75 of 96 JT CS REQUIRES FOR OPTICAL ALIGNMENT NOTE WHEN ALIGNMENT JS COMPLETE FULLY TIGHTEN NUT REF Je TO COMARESS SPRING TEM 22 JF T NECESSARY TO REPLACE THE GRATING TURN THE GRATING BACK PLATE THROUGH 90 AVDD PREVIOUS DIMPLES ON THE REAR OF THE PLATE STA m ACN M oe A GENCRAL 3 B IN MN written it eee J s see ffe 2 T foa wat scats DRN Zen Wak cl ase mat T oe iem Ci dicm ficte Jenway 6400 05 Ser Man Page 76 of 96 TITLE FINAL ASSEMBLY 6400 SPECTROPHOTOMETER Ex cre Tet EA Stat 7 emi S CHECK FOR CORRECT DRIENT ATION NOTE WHEN ALIGNMENT IS COMPLETE FULLY TIGHTEN NUT REF 16 TO COMPRESS SPRING ITEM I2 weitteet ptt tr MATERIAL in mat ss ater ROS Stat t ETE D TE ey 3 8 m MN CENCRAL A ootesr onor State fr A MER Rc Cea eT estis 6403 _SPECTROPHOTONETER a evs jeeooof Jenwa
20. and cell holders To give added protection when not in use the unit should be disconnected from the mains supply and covered with the optional dust cover 640 133 For longer term storage or re shipment it is recommended that the unit be returned to the original packing case Details of all routine maintenance tasks including changing the lamps can be found in Section 4 of the Instruction Manual 8 2 Dismantling Do not attempt to dismantle these units unless they are in a clean dry and dust free environment Use a soft lint free cover on any benches that will have casework displays or keypads placed on them Use approved and tested anti static procedures when dismantling any electronic sub assembly or PCB and store these items in anti static containers where necessary General Access to all major sub assemblies can easily be gained by removing the top half of the case Access to the lamp housing can be made through the lamp access panel on the rear of the unit The sampling accessory and its relevant driver PCB can be accessed by removing the sample chamber lid assembly Top Bottom Case Assemblies The top and bottom case assemblies can easily be separated by unscrewing the four recessed screws in each corner of the base This should be done without Jenway 6400 05 Ser Man Page 41 of 96 inverting the unit by moving it forward over the front edge of the bench to unscrew the front two screws and then turning it around
21. junction of D1 and C22 2 4 Signal Levels Also see Section 7 02 Shutter and Filters and 8 3 Energy Levels analogue signal processing is dealt with on the Detector PCB Relevant signals from this PCB are shown in the Diagnostics Screen as a Voltage in mV and and CH2 in counts directly from the A to D converter For more detailed definitions of these terms see Section 5 3 Detector Circuit and Section 7 01 The Diagnostics Menu Section 7 02 Voltage Display and Section 7 03 Channel Outputs The Voltage Display can be used to check lamp energy ageing the correct functioning of the IR Stray Light filter and the UV Stray Light Filter as well as the Dark Shutter Jenway 6400 05 Ser Man Page 13 of 96 6405 U V Energy Set wavelength to 190nm Dark Shutter open IR stray light filter closed UV second order stray light filter open Voltage Display must be greater than 20mV 6400 6405 Visible Energy Set wavelength to 805nm Dark Shutter open IR stray light filter open UV second order stray light filter closed Voltage Display must be greater than 1000mV and less than 3600mV Dark Current Set wavelength to 320nm Dark Shutter closed IR stray light filter closed UV second order stray light filter open Voltage Display should be zero 320nm Output Set wavelength to 320nm UV lamp off Dark Shutter open IR stray light filter closed UV second order stray light filter open Vo
22. to do the same with the back two While it is turned round the top two screws that hold the lamp access panel in place should be removed Turn it back round and then the top half of the case can be lifted off the bottom half take care that the sample chamber rear wall and back panel are not lifted out of their slots as the top is raised Turn the top through 90 degrees and rest it on its back edge to the left hand side of the unit Take care not to strain any cables between the top and bottom sections Should it be necessary to work on the top case assembly by itself it is simply a matter of disconnecting the plug from SK4 on the power supply PCB then the top can be completely removed Microprocessor Display PCB The microprocessor display PCB is mounted in the top case assembly To remove it disconnect PL3 to the internal printer PL2 to the power supply PCB and PL4 to the membrane keypad Unscrew the four outer screws and the two boards can be removed The display module can be separated from the microprocessor PCB by unplugging PL6 and unscrewing the other four screws that pass through the pillars and are fixed with nuts and washers When reassembling ensure that the membrane keypad strip connector passes through the slot in the PCB Deuterium Lamp Supply PCB The Deuterium Lamp Supply PCB is mounted in the lower case assembly and plugs at 90 degrees into the Power Supply PCB To remove it unscrew the two screws that hold the right hand brac
23. up to 21 keys can be recognised by a specific voltage on its relevant port The RS232 output is generated by IC8 and routed via PL2 to the power supply PCB and hence to the rear panel socket Accessory Driver PCB Both 6400 and 6405 models can be fitted with the optional Accessory Driver PCB This is capable of driving all internal sampling accessories and makes available supplies and controls for driving external modules such as the peltier sipper accessory Local supplies of 5V and 12V are generated from the 18V ac winding of the transformer The Accessory Driver PCB has it s own on board micro controller which has a permanent master slave relationship with the main microprocessor The Accessory Driver is on the Serial Peripheral Interface Bus SPIBus and is selected by the CSACC line The on board E7PROM maintains calibration data for the fitted accessory In the case of the multi cell changer this includes the number of steps on the stepper motor from the sensor vane to the first sample position This will vary from accessory to accessory so the PCB and mechanical assembly must be treated as a matched pair in this instance Jenway 6400 05 Ser Man Page 28 of 96 Section 6 Software Description 6 0 Warning 6 1 Start Up Routine 6 2 Main Menu 6 3 Menu Options Jenway 6400 05 Ser Man Page 29 of 96 6 0 Warning This section gives an overview of the software modules it is not meant to be a detailed analysis of the
24. 06 002 089 1 00nF F09 001 316 100R C07 002 090 luF I cos Not assigned G00 Not assigned c09 002 087 10pF Gol 020 029 G02 amp G03 Not assigned Not assigned G04 002 099 100 D01 004 065 G05 Not assigned D02 thro D05 Not assigned G06 005 033 43 D06 amp D07 019 063 G07 thro G09 Not assigned DOs 004 056 0 Not assigned H Unit not configured FIGS bos ot assig Screesing Jenway 6400 05 Ser Man 188pF 45VA AGND y OTe TS AGND SVA x N REF _ 1 Dk AGND i GAIN x1 tak 8 888mV INPUT GAIN x18 8 amp 8 amp mV INPUT SKi 18 SKi 7 LMC688L ICie SK2 1 6 way header GAIN 188 6 kBmV INPUT SK2 6 REF 6 way header SK2 2 a 2 5VA 5 way header SK2 5 am _SVA B way header SKi 5 SK1 6 AGND 3 DATE r 3 APP D MF DATE 7 ue 97 DRN DPH DRG REF 6k8 505 SHT 1 OF 1 nd This drawing is copyright ond must Gransmore Green Felsted TITLE Mi mode use oF without written o JENWAY LTD Dunmou Essex 3LB 6405 DETECTOR BOARD SCHEMATIC ig Tel C1371 820122 Page 65 of 96 Jenway 6400 05 Ser Man R11 Ck CS BE 2 e C12 Es i SURFACE MOUN _ z Ite 2 Polarity marking of diodes a ole in 4 SIDE OF PCB R2 3 ee Ref 640 rae S re ites are u E c a 8 ds 1009 20620606606 Note
25. 17 050 Mains Switch 009 123 Mains Input Socket Page 11 of 96 2 3 Power Supply Voltages Also see Section 9 Circuit Diagrams Before commencing more complex fault finding it is important to check all the internally generated supply voltages are correct The following list is a useful guide to help quickly check these are functioning correctly Not all the points where these voltages can be measured are given and where the voltage is stated as unregulated variations may occur In general regulated supplies should vary by no more than 5 from their nominal value Tungsten Lamp Supply 12V dc regulated and set by VR1 measure at PL5 pin 3 with respect to PL5 pin 4 on the power supply PCB and at the terminals on the lamp base with the lamp fitted Solenoid Relay and Fan Supplies 12V dc regulated and pre set measure at PL5 pin 1 with respect to PL5 pin 2 on the power supply PCB and on the solenoid and fan terminals and at the cathode of D3 on the Deuterium Power supply PCB with respect to 0V Digital Supply 5V dc regulated and pre set measure across C17 on the power supply PCB and across C62 on the microprocessor PCB Stepper Motor Drive 30V dc unregulated also acts as unregulated supply for all above measure between Star3 and Star 2 on power supply PCB LCD Supply 18V dc regulated and pre set measure across the outside pins of REG 5 7918 on the power supply PCB DAC Supply 12V dc regulated and pre set measure acros
26. 18w dil header BV S 399 18w dil header PRINTERTXD em pi 3918 PRINTER INTERFACE 31803 S 808 813 Sls 5 4 a e o ol PLk 18 KEYBOARD 1178797 wes 861197 en2 ine Gransmore Green Felsted TITLE m s LTD Dunmow Essex 38 EL 90 5 PROCESSOR SCHEMATIC Page 69 of 96 Jenway 6400 05 Ser Man ASSEMBLY NOTES 6400 5 Microprocessor PCB Assembly 640 007 FIG1 1 Referring to Feeder List amp screening and reflow information complete all surface mount aspects of this assembly Job File Ref 640 016 2 2 Fit IC Socket in position IC3 ensuring polarity is correct Neatly solder all pins 3 Fit Crystal in position X2 Trim leads to length and solder 4 Referring to FIG 1 fit connector in position PL3 Solder all pins i n Li a 5 Referring to FIG 2 fit connector in position PL2 Solder all pins Aw 6 Referring to FIG 3 fit connector in position PL4 Solder all pins amp um 7 Fit connector PLS to UNDERSIDE of PCB as indicated Solder in place Note ensuring connector is at right angles to PCB polarisation 8 Fit resistor R32 in position shown Trim leads to length and solder 9 Fit Battery in position BAT1 and solder in place IMPORTANT Paragraph 10 must only be performed by a suitably trained individual using equipment and materials designated for this purpose 10 Referring to Process Doc
27. 2 to the other side of PCB Trim leads to length and solder Ensure R122 is not damaged by subsequent assembly operations 5 Referring to Fit 4 fit Diodes D4 D5 and D100 in positions shown Trim leads to length and solder Ensure polarity is observed 6 Referring to FIG 5 fit Diodes D1 D3 D6 and D101 in positions shown Trim leads to length and solder Ensure polarity is observed 7 Referring to FIG 6 fit integrated circuits 1 through IC4 IC100 and IC101 Solder all pins 8 FitC1Cl Trim leads to length and solder 9 Fit Heatsink item 51 in position HS100 and solder both legs Apply a smear of Heatsink compound item 59 to tab of TR102 Referring to FIG 7 fit TR102 to PCB ensuring tab is in contact with Heatsink over it s full length Retain TR102 in position against Heatsink with clip item 52 Solder TR102 in place and trim leads as TR102 note 9 length and solder to PCB 2s shown C106 C108 C110 C111 C112 C113 C114 Trim leads to length and solder Trim leads to length and solder Ensure polarity is observed gt length and solder Ensure polarity is observed Trim leads to length and solder Ensure polarity is observed 18 Fit RLI 19 Fit PL9 20 Fit cable assembly item 75 to SK1 as shown Red to ANODE Blue to HEATER amp COMMON 21 Inspect PCB to ensure all components have been correctly and neatly fitted Approx 10 mm ae eee GENE VT
28. 96 Section 5 5 1 5 2 5 3 5 4 5 5 Section 6 6 0 6 1 6 2 6 3 Section 7 7 1 7 2 7 3 7 4 7 5 7 6 7 7 7 8 7 9 Section 8 8 1 8 2 8 3 8 4 8 5 8 6 8 7 Electronic Description Power Supplies Deuterium Lamp Supplies Detector Circuit Microprocessor and Memory Functions Accessory driver PCB Software Description Warning Start Up Routine Main Menu Menu Options Diagnostics The Diagnostics Menu Shutter and Filters Lamp Control Zero Order Cal Calibrate Functions Wavelength Functions Channel Outputs Voltage Display Motor Position sensor Maintenance Routine Maintenance Dismantling Energy Levels Wavelength Calibration A to D Calibration D to A Calibration Performance Verification Jenway 6400 05 Ser Man Page 4 of 96 Section 9 Circuit Diagrams 9 10 9 11 9 20 9 21 9 30 9 31 9 32 9 33 9 40 9 41 9 50 9 51 Power Supply Schematic 640 008 Power Supply Layout 640 008 Deuterium Lamp Supply Schematic 640 506 Deuterium Lamp Supply Layout 640 506 Detector PCB Schematic 640 009 Detector PCB Layout 640 009 Detector PCB Schematic 640 505 Detector PCB Layout 640 505 Microprocessor PCB Schematic 640 007 Microprocessor PCB Layout 640 007 Accessory Driver PCB Schematic 642 003 Accessory Driver PCB Layout 642 003 Section 10 Assembly Diagrams 10 1 10 2 10 3 10 4 10 5 10 6 10 7 10 8 10 9 6400 Final Assembly 640 003 6405 Final Assembly 640 503 6400
29. 96 Section 7 Diagnostics 7 1 The Diagnostics Menu 7 2 Shutter and Filters 7 3 Lamp Control 7 4 Zero Order Cal 7 5 Calibrate Functions 7 6 Wavelength Functions 7 7 Channel Outputs 7 8 Voltage Display 7 9 Motor Position Sensor Jenway 6400 05 Ser Man Page 35 of 96 7 1 The Diagnostics Menu The Diagnostics menu is accessed using the following Special Key function hold down the right arrow key lt gt gt while turning the power on Do not make any changes to the settings in this menu unless trained to the requirements set out in Section 1 2 of this manual Similarly do not use any test or calibration equipment that does not meet the requirements set out in Section 1 4 of this manual 7 2 Shutter and Filters Pressing numeric keys in the Diagnostics menu will initiate specific functions The first three of these affect the shutter and filter solenoids Pressing the number one 1 key toggles the dark shutter between its open and closed states The open state is when the shutter is out of the light path the closed state is when it is in the light path Pressing the number two 2 key toggles the IR Stray Light Filter between its open and closed states The open state is when the filter is out of the light path the closed state is when it is in the light path Pressing the number three 3 key toggles the UV Second Order Stray Light Filter between its open and closed states The open sta
30. F 640 009 SHT 1 OF 1 Gransmore Green Felsted TITLE Dunmow Essex 3LB Tel 1371 820122 600 DETECTOR BOARD SCHEMATIC Page 63 of 96 Jenway 6400 05 Ser Man CAUTION Assemble using static precautions Place completed PCB into bag provided These devices are static sensitive ASSEMBLY NOTES 6400 Detector PCB Assembl 640 009 R rdg is dri 000 7 1 Referring to Feeder List adjacent drawing screening and reflow information complete all surface mount aspects of this assembly Job File Ref 640 021 NOTE All leaded components are fitted on the opposite side of the board to the Surface Di Page 64 of 96 cs aa s v Mount Components r5 2 rid to FIG 1 fit Diodes D5 amp D6 as shown Trim leads to length and 17 solder zi 3 fre to FIG 3 fit Regulator REG 2 as shown Trim leads to length and solder 4 Referring to FIG 6 fit Integrated Circuit in position IC2 Solder all pins 5 Referring to FIG 2 fit connector in position SK1 Solder all pins 6 Referring to FIG 5 fit Regulator in position REG 1 and secure with fixing specified Trim leads to length and solder 7 If necessary reduce Header to six ways and referring to FIG 7 fit in position SK2 and solder in place Push Low Profile Shunt over pins 3 amp 4 as shown 8 Referring to FIG 4 fit Electrolytic Capacitors in positions C1 C13 amp C14 Trim leads to length and solder 9 Referri
31. I for inputs up to 400mV and CHO for inputs up to 4 0V The A to d converter requires a reference voltage of 4 096V which is generated from the 5V rail by D4 this is inverted to a positive value by IC5d and fed to pin 14 Ref of the A to D converter 1 2 The ICA maintains calibration data for the PCB see Section 8 6 A to D Calibration as well as programming the unit for visible 6400 or UV visible 6405 operation Jenway 6400 05 Ser Man Page 26 of 96 5 4 Microprocessor and Memory Functions EPROM IC3 is a 256K byte EPROM that contains the software code for the executable programme Its label will show the software version number and date it was programmed RAM User Variables that are input during operation are stored in battery backed RAM ICI supported by Bat 1 User variables are data generated from operator input for values such as wavelength limits for scanning calibration data for concentration and quantitation measurements run time for kinetics etc etc These values can be re set to their factory set default values by the Reset Parameters function in the Instrument Setup Menu or by performing a power on re set see Section 2 6 Special Key Functions Peripherals Active time and date information is generated and stored by the real time clock IC18 the data stored here can be re set through the Clock Setup function in the Instrument Setup menu IC2 is the watchdog which monitor
32. ILE 6480 5 DEUTERIUM LAMP unmow Essex CM6 3LB PROJECTION SZ Tel 01371 820122 Fax 01371 820966 HEATER SUPPLY 30V 30 14V SV 170V Vfb 12 t head I 1 AC 20 1 20V CATHODE OF LAMP PLS 1 lone 9 i Zo R122 12 way rt header 5 V A az 2 d 1 PLS 2 w 5 Thermistor SE 1 x E HS100 ems or 190 C112 S R11 R111 C C IRF830 lk 7 REG100 m AC 20 1 0V TLUZL A e o M e z 5 P lt wo c QVv B eo Qv B av B QV B 5 14V 3QV 3QV 3QV 170V e e 5b e Cii x amm SVO Vfb TN n 30v EA E QN uem o 4 12 way rt header D101 PFR85L m s PLS 11 UVCURRENT i COMP Vref lt 2l 4 7QuF 10nF B SVQ e SV a Vfb vi 14905 D180 dns Buc m EOS Isense OUTPUT A lk dee 5 Rt Ct GROUND e UCS8U5N 1008 1 1 70 e IC100 10nF amp 3V Sav 5 20V e ms C105 C106 x HS101 4 amp 7QuF Re 200V 4 6 ctay x 2 10nF e 5 cii V B V B V B V B 1 1 1 lt co co 4 m1 IN x YN V B a QV B z O m P ths asvej A 21 DATE APP D DATE 15 05 987 DRN DPH DRG REF 640 506 SH s 2 O0F2 Po 21 7 87 This drawing is copyright and must G
33. IVE ITEM 42 NOTE T CS MPORTANT THAT ALL COMPONENTS PARTICULARLY OPTICAL CDMPUNENTS ARE KEPT AS CLEAN AS POSSIBLE FRANCE UNLESS y s Ini egi pymes nas TENCRAL 4 11 J MM jvithuut written pet iine e HdLC CRi f FINISH aoe s ao war Scat ee m KG RU sas c nos THIRD ANGLE Fe A 8 64 510 es eeesd LEOTE SEAL Tue usus Jenway 6400 05 Ser Man Page 88 of 96 Section 10 Assembly Diagrams 10 8 6400 05 Rear Panel Assembly 640 006 10 9 6400 05 Multi Cell Changer 644 002 Jenway 6400 05 Ser Man Page 89 of 96 N B AY e N X d YQ f alo als rim GRN YEL B zc alg maa s 6 lt Qs a ma z m lt 99 nM 4 mon lt 3 3 lt x Ve n A v B ca s du a m 2 5 am aa A ot 3 zo h m lt EC X E NR ree sane SPS ANE IN MM tithe ach wtitfet pate citi RS FINISH IEE Fm TTE TEE Lec eem e RIM IM KIC viget d I rsnscrmw TA Mz too a VISTI suku ses 6400 6405 SPECTROPHOTOMETER Jenway 6400 05 Ser Man Page 90 of 96 DPTO SENSOR VIE VED FROM UNDERSIDE and rust not be mode use oF GENERAL without w
34. Jenway 6400 05 Spectrophotometer Service Manual Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10 Section 11 Jenway 6400 05 Ser Man Introduction Quick Reference System Description Optical Description Electronic Description Software Description Diagnostics Maintenance Circuit Diagrams Assembly Diagrams Spare Parts List Page 1 of 96 Section 1 Introduction 1 0 Index to Sections 1 1 About This Manual 1 2 Using This Manual 1 3 Warnings amp Safe Practice 1 4 Standards amp Certification 1 5 Ordering Spares 6 Returning Items 1 7 Contacting Jenway Limited Jenway 6400 05 Ser Man Page 2 of 96 Introduction 1 0 Index to Sections Section 1 Introduction 1 0 Index to Sections 1 1 About This Manual 1 2 Using This Manual 1 3 Warnings amp Safe Practice 1 4 Standards amp Certification 1 5 Ordering Spares 1 6 X Returning Items 1 7 Contacting Jenway Limited Section 2 Quick Reference 2 0 About Quick Reference 2 1 Specification 2 2 Main Sub Assemblies 23 Power Supply Voltages 24 Signal Levels 2 5 Error Codes 2 6 Special Key Functions 2 7 Test Solutions Section 3 System Description 3 1 6400 amp 6405 Comparison 3 2 Sub Assemblies 3 3 Accessories 3 4 Outputs Section 4 Optical Description 4 1 Light sources 4 2 Stray Light Filters 4 3 Grating 4 4 Signal Detector Jenway 6400 05 Ser Man Page 3 of
35. OM on the Detector PCB This may indicate a faulty Detector PCB or that the connections to the Detector PCB are not made or are intermittent Jenway 6400 05 Ser Man Page 15 of 96 2 6 Special Key Functions There are a number of special key functions for use by trained engineers do not use them unless you are fully conversant with all the procedures these invoke Power On Reset Hold the lt Enter gt key depressed while turning on the power This clears the operator set parameters held in non volatile memory and is useful in correcting many software conflicts Skip Power On Tests Hold the decimal point lt gt key depressed while turning the power on this function must only be used for fault finding procedures taking readings on an instrument started in this way will produce unpredictable errors Diagnostics Mode Hold the right arrow lt gt gt key depressed while turning the power on do not enter this mode unless you have the correct training and equipment making adjustments here can permanently damage the instrument 2 7 Test Solutions 1 Holmium Perchlorate 5 w v solution of Holmium Oxide in 1 4N Perchloric acid this will give absorbance maxima at 241 0 278 1 287 0 361 4 416 1 451 1 485 3 536 5 and 640 5nm 2 Potassium Dichromate 100 0mg l in 0 005M Sulphuric Acid use the Sulphuric Acid as the blank This will give Absorbance values of 1 071 at 350nm 0 484 at 313nm 1 444 at 257nm 1 242 at 235 P
36. P4 5 GND REG2 R19 PES g v 2 way header 8 way header 1K o a V inF ink MB PHA PL3 1 re 1 10F w M n PL2 6 2 5 50 50V 4l o 2 header z 15 Se sav 50 am C17 C18 aL uia 2 c22 C23 BEL SPINE TR1 8 way header R21 MA PHA am p 242 pi T C26 m c TWO WAY CONNECTIONS FOR MOTOR ad 2N7802 8 way header y 28 o e e e e o e e e ov v av av av Ov av av av OPTOCOUPLER INTERFACE BEND av MOTOR DRIVE VOLTAGE REGULATOR P1 2a 6 97 A 23 9 97 CN2139 DATE APP D DATE 20 05 97 DPH DRG REF 642 003 SHT 1 OF 1 171097 ICN2146 This drawing is copyright and must Gransmore Green Felsted TITLE not be reproduced or otherwise te rot be reproduced or others eae 6400 5 SIPPER PUMP ACCESSORY 22 07 98 JENWAY LTD D 39 23 98 C Tel 01271 820122 CIRCUIT DIAGRAM Page 72 of 96 Jenway 6400 05 Ser Man FiG1 i i CAUTION Assembie using static precautions p Place compieted PCB into bag provided 1 These devices are static sensitive 2 i pos a ME i i 5 IC pint identification ae i I Rss s 5 nji i Sess 98 28 i FIG 3 9 2 1269 8 9 SG D c 12 A 2 i 1 FIGS Rectifier polarity FIG 7 Mote Polerisation
37. PCB carries out all the analogue signal processing and each one carries its own calibration data stored in an on board E PROM The detector PCB also communicates with the microprocessor to set the instrument for UV visible 6405 or visible 6400 operation For more information see Section 5 3 Detector Circuit Jenway 6400 05 Ser Man Page 22 of 96 Section 5 Electronic Description 5 1 Power Supplies 5 2 Deuterium Lamp Supplies 5 3 Detector Circuit 5 4 Microprocessor and Memory Functions 5 5 Accessory Driver PCB Jenway 6400 05 Ser Man Page 23 of 96 5 1 Power Supplies The ac mains supply is reduced by the torroidal transformer giving five low voltage outputs from the secondary windings Each secondary is protected by a re setable fuse which will go open circuit when excess current is drawn when the current is reduced to normal the fuse will re set A 5A fuse is fitted for the 20V winding 0 2A fuses for the 15V and 9V windings and 2 5A fuses for the 16V and 18V windings The 20V ac output from the transformer is rectified by D1 the 30V dc output from this rectifier is used as the input to three L4960 switch mode regulators REG1 REG 2 and REG 3 Tungsten Lamp Supply The output of the switch mode regulator REG 3 is set to 12V dc by VR1 The 10K NTC thermistor R22 adds temperature compensation to this output voltage reducing warm up time and thermal drift The 12V output can be reduced to 5 1V by a logic 1
38. SK2 pin 4 and is directly proportional to the level of light falling on the detector This value is very useful in determining the light energy levels under different operating conditions As there is no smoothing this value may be seen to vary at times 7 9 Motor Position Sensor The status of the opto coupler that is triggered when the grating reaches the end of its travel is shown in the Diagnostics Menu as Motor Position Sensor When this option shows clear then the grating has not yet reached the end of its travel when it shows blocked then the grating has reached the end of its travel and the opto coupler has been triggered by the sensor vane Jenway 6400 05 Ser Man Page 39 of 96 Section 8 Maintenance 8 1 Routine Maintenance 8 2 Dismantling 8 3 Energy Levels 8 4 Wavelength Calibration 8 5 Ato D Calibration 8 6 D to A Calibration 8 7 Performance Verification Jenway 6400 05 Ser Man Page 40 of 96 8 1 Routine Maintenance The Jenway Limited Model 6400 and 6405 have been designed to give optimum performance with minimal maintenance It is only essential to keep the external surfaces clean and free from dust and to ensure that the area around and underneath the unit is also clean and dust free The sample area should be kept clean and accidental spillage should be wiped away immediately as some corrosive or solvent based samples or standards may attack the materials used in the sample chamber
39. SO P EE Ski 815 412V 45V DIGITAL SUPPLY 1005 dil header I P 0 p i dil e 30v B o INPUT OUTPUT SW3_OUT A 6 3 ee CEST s 7812 SND 1962 E 1 uH 10000 GND REGI GND FEEDBACK 4 25V 180nF 188nF GND sort gt 80v EM GND START OSC FREQ AC 15 2 15V AC 15 2 OV 1 REG1 eae STARE N 4 42 1 ink 50 D6 8 TB KE 100nF 180nF 1 nF Sov c segue react EE E m 202 9 c28 C30 s i ay TRANSFORMER AC 18 5 18V emm SKu 17 ol 5 SEC 18Vac enp REGS d dil header alla 7915 3 AC 18 5 0V em Sku 18 I P 0 SKL 20 t r 12V LCD SUPPLY e PRINTER MECHANISM SUPPLY gv B 44 7 DIGITAL TO ANALOGUE OUTPUT 12V POWER SUPPLY u dil r 18 ams 600819 TOLERANCE UNLESS SCALE ALL DIMNS This drawing is copyright and must not be OTHERWISE STATED reproduced or atherwise made use of GENERAL NTS IN without written permission HOLE CRS FINISH MATERIAL A 28 8 87 CN2139 IF IN DOUBT ASK DIAMETERS ANGLES 181197 N2146 DO NOT SCALE 1 P DRN Dove H DATE 28 FEB 97 APPD DATE DRG REF 648 008 THIRD ANGLE SHEET 1 OF 3 C 121297 CN2 15 EN E JENWAY LTD Gransmore Green Felsted TITLE 6400 5 MAIN POWER SUPPLY Dunmow Essex 3LB PROJECTION NS Tel 01371 820122 Fax 01371 820946 SCHEMATIC Page 54 of 96 Jenway 6400 05 Ser Man
40. V Lamp Auto Off Optics Transmittance Absorbance Concentration Spectrum Stray Light Jenway 6400 05 Ser Man 6400 320nm to 1100nm 6505 190nm to 1100nm 0 Inm Inm 5 0nm Visible Tungsten Halogen Ultra Violet Deuterium Selectable 320nm to 390nm Single Beam Range 0 to 199 9 Resolution 0 1 Accuracy 0 1 at 10 T 0 5926 at 340nm Range 0 300A to 3 000A Resolution 0 001A Accuracy 0 005A at 1 0A Range 300 to 9999 Resolution 0 001 0 01 0 1 1 Units ppb ppm ugl mgl gl M 96 blank Abs T or Conc Against wavelength Scan Interval Scan Speed 5nm 1200nm min lnm 400nm min 0 2 166nm min Less than 0 05 340nm Page 10 of 96 2 2 Main Sub Assemblies Also see Section 11 Spare Parts 640 005 640 504 640 510 Jenway 6400 05 Ser Man Top Case Assembly includes the following 640 058 Keypad 640 007 Microprocessor PCB 012 093 LCD Module Lower case Assembly includes the following 640 510 Optics Assembly 640 025 Power Supply PCB 640 516 Deuterium Power supply PCB 640 505 6405 Detector PCB 640 009 6400 Detector PCB 644 001 Multi cell Changer with PCB 060 342 Cooling Fan 010 039 Torroidal Transformer Optics Assembly includes the following 012 075 Tungsten Halogen lamp 640 508 Deuterium Lamp 650 507 Monochromator assembly 032 005 12V Solenoid Other Items including 016 058 1 6A Fuse for 220V supply 016 007 3 15A Fuse for 110V supply 0
41. amp FAN 12V SUPPLY 1 k way header F1 LANP CURRENT e e PAE PLS 1 FAN ve ee AC 28 1 20V o Ds EXE SW2_OUT 5A FUSE 0960 w F2 FEEDBACK 2 S uay header 9 wau header G uau header dolere ON ACL AC 15 2 15V oND t H IU c 2 FUSE START 05 FREQ S4 il 2 7 T3 me i 5 way ACS F 1 7 REG2 Puma pum PL isi e PLi4S 2 196 ma Ata AC 8 3 89V 220uF HS1 220uF M 35V 188aF 35V py by x x 0 2 FUSE c3 i C21 a b Fi L 22 Iu Cor m Ld L4 N m im i E ACS L__ AC 16 4 16V HL Pian 5 1 220uF z 2 a 2 xi ENDS RE 2 5A FUSE 5 249 2 235 E 05 PA z a i em AC 18 5 0V FS ol ei amp qe sz PLE ACW L__ AC 18 5 18V x ell 5012 SOL3 2 1 UVSTRIKE 15 way 2 093 header BEI 5 2 5A FUSE ells 5 aha 2N7000 alua 2 7 ab 2 7 27800 me TR x z me 2 7 QV A SECONDARY 1 TUNGSTEN LAMP 5V FAN SOLENOID e SECONDARY 2 12V SUPPLY FOR DAC amp LCD SUPPLY SECONDARY 3 SV SUPPLY FOR DETECTOR PCB 2 SOLENO ID 1 SOLENOID 2 SOLENOID 3 LAMP SECONDARY 4 SUPPLY FOR DEUTERIUM HEATER praise JEANENE STRIKE SECONDARY 5 SUPPLY FOR ACCESSORIES RELAY SECONDARY 5 SUPPLY FOR PRINTER ACCESSORY MAINS TRANSFORMER RAPE aua SECONDARIES
42. ay 6400 05 Ser Man Section 9 Circuit Diagrams 9 20 Deuterium Lamp Supply Schematic 640 506 2 pages 9 21 Deuterium Lamp Supply Layout 640 506 page Jenway 6400 05 Ser Man Page 58 of 96 24V Page 59 of 96 Jenway 6400 05 Ser Man 5V oe e amp co e 12 215 a ODL gt 2 A n 25006 BATU2 a 9 N D oy 01 HS1 e 30V T av av e lim 8 Vs OUT 1 LI HVG 2 Li 5V M a 3 20K 6380 E HEATER DUT FINI RI BOOT 5 1 e 5 R6 2 Lu gt abate z 12 EM Vv 8 PL9 12 lt lt ella G 55 4 i a LIN e 20e UVHEATER av C8 ecu N SA12 E 28 ZX s uL 3 vss 10 x HEATER_OUT E S 015 cu om N Q eN7000 21 2n7a00 ciu G S N D 2 TR1 z n
43. down arrow keys while checking for the presence of white light passing through the sample compartment Pressing the Calibrate key for a second time when the maximum white light is visible will set the zero order reference point If it is impossible to find any white light within 10nm of the GoTo 0 point then it will be necessary to open the monochromator and trace the light beam between the various components to check for any miss alignment This procedure will not give the same accuracy as when the zero order point is set automatically during the start up routine Any setting entered manually in this way will be overridden during the next completed Start Up Tests Jenway 6400 05 Ser Man Page 37 of 96 7 5 7 6 Calibrate Functions Pressing the print key in the Diagnostics Mode will display a series of prompts for different input voltages to set and store calibration data for the A to D converter This data is stored in the EPROM on the Detector PCB Do not enter this command without the correct certified equipment and leads available Only personnel with specific training on these products should make this adjustment Pressing the number seven lt 7 gt key in the Diagnostics Mode will display a series of values for output voltages that enable the analogue output to be set These settings are stored in the EPROM on the Power Supply PCB Wavelength Functions In the Diagnostics Mode pressing the GoTo key causes e
44. e above and check that the same value is reported Calculate the adjustment required to correctly align the reported figure with the certified value Certified Value Reported Value Correction factor can be negative or positive maximum correction permissible is 3 0nm Switch the unit off and re start it in the Diagnostics Mode by holding down the right hand arrow key lt gt gt while turning power on Make a note of the value in the Wavelength zero order Offset option including whether negative or positive Press the number six lt 6 gt key to clear the Wavelength zero order Offset entry Enter a new number calculated from Correction Factor x 10 existing value If this is negative press the sign key first to bring up the negative sign Then press enter to confirm the value Switch the unit off and then on again allowing the Start Up tests to be completed re scan the certified wavelength calibration standard and check that the reported value is now correct Jenway 6400 05 Ser Man Page 46 of 96 8 5 Ato D Calibration The A to D converter should only be calibrated by engineers who have been trained on this aspect of servicing by Jenway Limited Equipment Required A certified voltage calibrator with a resolution of 0 1mV and a range up to at least 4 0000V A lead for connecting the calibrator to pins 1 negative and pin 3 positive of SK2 on the detector PCB 8 pin Molex type connector Acces
45. es the optocoupler Then the microprocessor instructs the grating to rotate clockwise in Inm steps for 200nm or until a signal greater than 200mY is returned from the detector this level with the lamp dimmed can only be produced by the white zero order light If this 200mV level can not be achieved then the grating stops after having rotated the 200nm and an error message Unable to Acquire Peak Level is returned In correct operation when this 200mV level is detected the grating rotates in the same direction for a further 200nm but in 0 2nm steps A wavelength output table is generated as the output increases and then decreases back to 200mv If the grating rotates the full 200nm without the output falling back to 200mV then the error code Unable to Acquire Peak Level is returned In correct operation when the 200mV level on the other side of the peak is reached the actual peak wavelength level is picked from the table This point is then set as the zero order level and the stored calibration data is referenced against this point Jenway 6400 05 Ser Man Page 31 of 96 This test will be failed if samples or cuvettes etc are left in the sample compartment during the start up routine if the sample holder or sampling device in the sample chamber is incorrectly fitted aligned such that it obscures the light beam Also if the incorrect lamp is fitted if the lamps or lamp carriage have not been fitted correctly if the dark shutter
46. ge is generated by the high side driver IC2 this will be 2 5V until a signal from the microprocessor isolated by IC3 switches the comparator IC1a which in turn reduces the heater voltage to 1V The watchdog IC4 ensures that the comparator is continually updated 5 3 Detector Circuit Detectors and Amplifiers The detector PCB s 640 009 for the 6400 and 640 505 for the 6405 are identical except for the photodiode detector and the pre set programming that determines whether the unit is either a 6400 or 6405 The photodiodes fitted will be an 1133 for the Model 6400 or the UV enhanced version S1337 for the 6405 The current through the detector is proportional to the incident light IC3a acts as a current to voltage converter the gain being set by the feedback resistors in the T network is a low pass filter that attenuates frequencies of 50Hz or greater from the signal In normal operation pins 3 and 4 of SK2 are linked so the signal passes to the three remaining amplifiers of ICIb is set for unity gain IC1c has a gain of 10 and ICld a gain of 100 A to D Conversion Each of these amplified signals then pass into the first three channels CHO to CH2 of an 8 channel 12 bit serial A to D converter three channels are converted and the microprocessor selects the channel that gives the best resolution without reaching saturation 32767 counts In effect this means CH2 will be selected for inputs up to 40mV CH
47. gsten visible lamp filament This test will be failed if the lamp filament is broken bulb blown if the lamp is not fitted if an incorrect lamp is fitted if connections to the lamp base are faulty or broken or if the 12V supply to the lamp is faulty power supply PCB Jenway 6400 05 Ser Man Page 30 of 96 Dark Level Test This test checks that the output of the detector is below a threshold level when there is no light falling on it This test will be failed if the sample chamber lid is left open during the start up routine if the dark shutter solenoid 1 is faulty electrical or mechanical or if the Detector or Detector PCB is faulty Wavelength Calibration This test checks for the zero order white light that is reflected through the sample chamber when the grating is in a position where it acts as a mirror Each time the unit is switched on this position is used as a physical reference point against which the stored wavelength calibration data is applied This test is carried out in the following manner the microprocessor instructs the grating to drive anticlockwise by 1250nm This should ensure that the vane attached to the grating mount breaks the light path of the optocoupler mounted on the monochromator base plate If it does not receive a signal from the optocoupler then an error message Fatal Error Calibration Failure is returned when the motor stops In correct operation a signal is returned when the vane reach
48. gy Set wavelength to 805nm Dark Shutter open IR stray light filter open UV second order stray light filter closed Voltage Display must be greater than 1000mV and less than 3600mV Dark Current Set wavelength to 320nm Dark Shutter closed IR stray light filter closed UV second order stray light filter open Voltage Display should be zero 320nm Output Set wavelength to 320nm UV lamp off Dark Shutter open IR stray light filter closed UV second order stray light filter open Voltage Display must be greater than 17mV 8 4 Wavelength Calibration Equipment Required A certified wavelength standard i e Holmium Oxide Filter Holmium Perchlorate Solution etc See Section 8 7 1 Wavelength calibration can be carried out in the Diagnostics Mode using the wavelength zero order offset function Do not carry out Jenway 6400 05 Ser Man Page 45 of 96 the following procedure without a suitable certified wavelength calibration standard Turn the unit on and allow the Start Up tests to complete Select the Spectrum Mode from the Main Menu Set up a scan of the certified wavelength calibration standard using a resolution of 0 2nm over the minimum wavelength range needed to isolate the peak of interest Carry out a Baseline scan using these settings and then scan the wavelength calibration standard Use the Peak and Valley table or the cursor to identify and record the wavelength of the peak of interest Repeat th
49. is stuck in the closed position or through contamination degradation or misalignment of other optical components Deuterium Lamp Test This test checks for the current flow that occurs when the arc in the Deuterium lamp has been struck This test will be failed if the Deuterium lamp is faulty if it is not fitted connected or if the Deuterium lamp supply PCB is faulty Acquiring Baseline This test scans the full wavelength range of the instrument in 5nm increments and stores the data as a raw baseline This baseline should not be used during operation when a new baseline should be run against the specific experimental data Failure of this test is unlikely but errors may occur if cuvettes or samples are left in the sample chamber or the sample chamber cover is opened during the test 6 2 Main Menu When the Start Up Routine tests have been successfully completed the display defaults to the Main Menu screen This details the four five with the multi cell changer accessory fitted measurement types that can be carried out Photometrics This mode of operation will measure simple Absorbance Transmission and Concentration The display will show the main value selected as well as the wavelength See Section 3 3 of the Instruction Manual for more details Spectrum This mode of operation will measure changes of Absorbance Transmission or Concentration over a selected wavelength range The results are displayed in graphical form bu
50. is solenoid actuated and is switched into the light path between Onm and 390nm to eliminate unwanted Infra Red light Part number 035 105 The second filter is located after the Deuterium lamp inside the monochromator is solenoid actuated and is switched into the light path between 390nm and 1100nm to eliminate unwanted UV light Part number 035 109 The third filter is mechanically linked to the grating mount and is in the light path between 550nm and 1100nm to eliminate unwanted second order diffraction Part number 035 036 Jenway 6400 05 Ser Man Page 21 of 96 6400 The 6400 uses two stray light filters 4 3 4 4 The first filter is located after the tungsten lamp inside the monochromator This filter is solenoid actuated and is switched into the light path between Onm and 390nm to eliminate unwanted Infra Red light Part number 035 106 The second filter is mechanically linked to the grating mount and is in the light path between 550nm and 1100nm to eliminate unwanted second order diffraction Part number 035 036 Grating The 6400 and 6405 optics use the same grating this is a concave holographic grating with 1200 lines per mm The grating is directly coupled to the stepper motor which is under microprocessor control thus reducing backlash and mechanical errors Signal Detector Photo diode detectors are used on both models an 1133 type on the 6400 and the UV enhanced version 1337 on the 6405 The detector
51. ket into the base Lift the bracket clear of the two earth wires and put to one side with the screws Carefully unplug the Deuterium Lamp Supply PCB from the Power Supply PCB To completely remove it from the instrument unplug the Deuterium lamp and pull the connector through the moulded channel When replacing make sure the pins on the connector to the Power Supply PCB are correctly aligned and that the PCB is correctly located in the grove in the case Power Supply Disconnect the large multi pin connector to the transformer PL6 then the four smaller connectors on the lower front side of the PCB PL1 PL3 PL12 and PL5 then remove PL7 from the top of the PCB Remove the two screws from the lower case moulding Jenway 6400 05 Ser Man Page 42 of 96 that secure the bracket at the front edge of the PCB remove the bracket and screws and place to one side Remove the two screws that hold the bracket to the rear panel and lift out the PCB When replacing the PCB ensure that it fits correctly into the groove in the chassis moulding and if re connecting the Deuterium Lamp Supply PCB ensure that the pins on the right angle connectors are correctly aligned Detector PCB The detector PCB is mounted vertically at the far right hand side of the lower chassis It is easily removed by unscrewing the two screws recessed in the top of the metal mounting block the plugs in SK1 and SK2 should also be removed Remove the two screws and spacers that hold
52. lder 7 lf necessary reduce Header to six ways and referring to FIG 7 fit in position SK2 and solder in place Push Low Profile Shunt over pins 3 amp 4 as shown 8 Referring to FIG 4 fit Electrolytic Capacitors in positions Cl C13 amp C14 Tim leads to length and solder Referring to FIG 8 fit Photo Cell D1 as shown Trim leads and solder in place ensuring that the photo cell is flat against PCB i Inspect to ensure all components including Surface Mount are correctly fitted and that polarities are correct Test in accordance with 640 505 and adhere batch code label Place completed PCB in static safe bag 10 FEEDER LIST A Unit not configured E Unit not configured B Unit not configured F00 Not assigned F01 002 095 10nF C00 001 380 47K C0 001 388 100K 02 002 094 InF C02 amp Not assigned F03 Not assigned C04 001 412 1M F04 001 392 150K C05 Not assigned F05 Not assigned C06 002 089 100nF F06 001 364 10K ru 05 090 luF F07 001 348 2K2 8 Not assigned C09 002 087 10pF apices D00 Not assigned D01 004 065 G00 thro DOS Not assigned G01 D06 amp D07 019 063 G02 amp G03 Not assigned Dos 4 G04 002 099 100pF Not assigne Gos Not assigned G06 005 033 BAR43 oo G07 thro G09 Not assigned Screening H Unit not configured Use Stencil 077 255 Use Solder Paste RM2A4S90 060 280 Not assigned 020 029 ow Use Profile 202 SCALE ALL D MNS This c
53. lphuric Acid as the blank This will give Absorbance values of 1 071 at 350nm 0 484 at 313nm 1 444 at 257nm 1 242 at 235 Potassium Dichromate 50 0mg l in 0 005M Sulphuric Acid use the Sulphuric Acid as the blank This will give Absorbance values of 0 536 at 350nm 0 242 at 313nm 0 722 at 257nm 0 621 at 235 8 7 3 Sodium Nitrate 50g l in deionised water should give less than 0 1 transmittance at 340nm Sodium Iodide 10g l in deionised water should give less than 0 1 transmittance at 220nm All these solutions are hazardous and the manufacturer suppliers safety precautions should be carefully followed at all times in preparation use and storage 8 7 4 Wavelength Verification Equipment Required A certified wavelength standard i e Holmium Oxide Filter Holmium Perchlorate Solution etc See Section 8 7 1 Turn the unit on and allow the Start Up tests to complete then allow 15 minutes for the instrument to warm up Select the Spectrum Mode from the Main Menu Jenway 6400 05 Ser Man Page 49 of 96 Set up a scan of the certified wavelength calibration standard or Holmium Perchlorate solution using a resolution of 0 2nm over the minimum wavelength range needed to isolate the peaks of interest Adjust the Noise Filter or Smoothing and the resolution to give clean peaks without any interfering spikes Carry out a Baseline scan using these settings and then scan the wavelength calibration standard or Holmium Perchlo
54. ltage Display must be greater than 17mV 2 5 Error Codes See also Section 8 of the Instruction Manual A number of dialogue boxes are generated with messages relating to fault conditions these are detailed below with a brief description of some of the most common causes for these errors Self Test Failure If any of the power on self tests have been failed this message is displayed The check box for the specific test that has failed will be marked with a cross X Warning Operating Parameters Corrupt Restoring To Default Settings This warning message indicates that the contents of the non volatile memory has been corrupted This may be due to a failure of the battery back up or that the battery has become discharge if the instrument has not been used for several months It may also occur by switching off or a power interruption during a save or retrieve operation Acceptance of the warning by pressing the enter key will enable normal operation to continue with the default settings loaded all previously stored settings will be lost Jenway 6400 05 Ser Man Page 14 of 96 Dark Level Too High Sample chamber cover left open during start up tests or a calibration dark shutter stuck open solenoid or solenoid drive connections faulty Detector PCB failure Light Level Too Low Blank too optically dense plastic or glass cuvettes used in the UV range miss alignment of cell carriage wrong lamps fitted lamps miss aligned dark shut
55. ly Service exchange deuterium lamp power supp Bridge rectifier 4A Relay single pole changeover 12V Voltage regulator 78L05 Voltage regulator TL431 Voltage regulator 7812 100uF 25V radial electrolytic capacitor 470uF 16V radial electrolytic capacitor 4700uF 40V radial electrolytic capacitor 220uF 35V radial capacitor low ESR 2200uF 16V radial capacitor low ESR 470uF 200V radial capacitor low ESR 640 006 Rear Panel Assembly Mains input socket 1 6A fuse 20mm T for 220V supply Switch rocker 2p 3 15A Fuse 20mm T for 110V supply Page 95 of 96 Section 11 11 644 001 TBA 012 089 036 023 060 344 060 345 002 018 002 073 002 082 005 014 020 006 020 019 644 003 644 026 644 027 Section 11 12 641 001 TBA 060 287 060 338 060 339 641 010 TBA 002 054 002 112 002 114 002 115 005 024 016 054 020 006 020 019 005 040 Jenway 6400 05 Ser Man C16 C21 C20 C25 Cll BRI Regl Reg2 C9 C2 6 BRI Fl Regl Reg2 DI 644 002 Multi cell Changer with PCB Multi cell changer complete with PCB Service exchange multi cell changer with PCB IR Chassis mount opto coupler Timing belt 2 5x330x6 Stepper motor Constant force spring 220uF 25V radial electrolytic capacitor 4 TuF 35V radial electrolytic capacitor 2200uF 35V radial electrolytic capacitor Bridge rectifier WO2 5V regulator 7805 12V regulator 7812 8 position cell holder Cell retaining spring clip Cell wall 641 002 Built In Printer Op
56. ly Lamp Housing Assembly Optics Assembly Detector PCB Power Supply PCB Deuterium Lamp Supply PCB Rear Panel Assembly Multi Cell Changer PCB Built In Printer Option Jenway 6400 05 Ser Man Page 93 of 96 6400 05 SPARE PARTS LIST Part Number Description Section 11 01 640 501 Packed Instrument 033 243 Packing case complete with inserts 060 084 Disposable cuvettes 4ml pack of 100 640 050 Instruction manual 013 046 Mains cable without plug 013 083 Mains Cable U S A plug 013 123 Mains Cable European plug 013 181 Mains Cable U K plug TBA Service Manual 640 133 Dust Cover Section 11 02 640 004 Top Case Assembly 640 058 6400 6400 Series membrane keypad 640 057 Display Window Jenway Version Section 11 03 640 007 Microprocessor PCB 640 007 Micro processor PCB TBA Service Exchange 6400 05 microprocessor PCB 021 018 Battery PCB Mount 3 6V 640 056 EPROM Programmed Section 11 04 640 504 Lower Case Assembly 010 039 Torroidal transformer assembly 060 040 Large rubber feet 060 342 Cooling fan 12V 60mm 640 137 Rear Foot Section 11 05 Lamp Housing Assembly 009 063 Tungsten halogen lamp base 012 075 Tungsten halogen lamp 640 508 Deuterium lamp assembly 032 005 Solenoid 12 dc 035 105 IR Filter 6405 Section 11 06 640 017 640 510 Optics Assembly TBA Monochromator assembly TBA Service exchange monochromator assembly 012 089 Chassis mount optocoupler 032 005 Solenoid 12 012 055 Photodetect
57. n for the RS232 socket is given in Section 6 2 of the Instruction Manual Section 6 1 of the Instruction Manual gives details of the various ASCII codes that may be transmitted to the 6400 or 6405 to remotely control them Jenway 6400 05 Ser Man Page 19 of 96 Section 4 Optical Description 4 1 Light Sources 4 2 Stray Light Filters 4 3 Grating 4 4 Signal Detector Jenway 6400 05 Ser Man Page 20 of 96 4 1 4 2 6405 Light Sources The model 6400 uses a single Tungsten Halogen lamp to cover its full wavelength range of 320nm to 1100nm The model 6405 uses the same Tungsten Halogen lamp with a see through Deuterium lamp to cover its wavelength range of 190nm to 1100nm The use of the see through Deuterium lamp enables both lamps to be on in the low energy area found at high UV wavelengths reducing the typical energy dip It also eliminates the spikes created in systems that use a lamp changeover mirror It is still possible to switch off the Deuterium lamp to save lamp life when working only in the visible region and the switch off point can be selected between 320nm and 390nm The lamps are both pre aligned and can be simply replaced by removing the lamp carriage after the lamp access panel has been removed See Sections 4 2 and 4 3 of the Instruction Manual Stray Light Filters The 6405 uses three stray light filters The first filter is located between the Tungsten and Deuterium lamps This filter
58. n often be fitted by simply opening the sample cover however for more complex arrangements or where a replacement driver PCB has to be fitted access can be gained by removing the complete sample chamber cover To do this turn the instrument around and remove the two countersunk screws in the back of the grey moulding that is the fixed part of the sample chamber cover Lift the sample chamber lid and remove the single screw at the front of the same moulding do not touch the two screws in the black hinge block This will enable the complete sample chamber cover to be removed Multi Cell Changer Assembly This accessory is required for the Quantitation mode of operation to become active It is easily fitted in the following manner See Section 10 9 Assembly Diagrams Remove the complete sample chamber cover assembly as detailed above Then remove the cuvette holder assembly by loosening the large thumb screw at the front of the sample chamber The cuvette holder fixing plate should then be removed by unscrewing the four small countersunk screws Finally the sample chamber base plate should be removed by unscrewing the four pan head screws that hold it in place Slide the sample chamber back plate up and out of its retaining groove Note the cut out in its lower right corner Place the multi cell changer assembly in the sample compartment so that the four cut outs pass over the four moulded pillars in the case Ensure that the cable and connector
59. nd L3 Trim leads to length and solder 15 Fit Variable Resistor Trim leads to length and solder 16 Referring to Fig 10 Fit molex connectors PLI PL3 PLS PL12 and socket SK9 Ensure polarity is observed 17 Referring to Fig 11 Fit DIL connectors PL7 and SK4 18 Referring to Fig 12 Fit 25 way D type Connector SK2 as shown and secure with fixings provided Solder all pins 19 Fit Red socket in position 10 and Black socket in position SKII COP ceros 20 Fit Mini Din connector in position SK15 Solder all pins 21 Fit 15 Terminals item 42 in Plug Housing item 41 and fit complete assembly to PCB position SK3 Soider all pins Ensure polarity is observed 225 Inspect PCB to ensure all components have been correctly and neatly fitted Ensure ail joints are soldered neatly without shorts and that all fixings are tight Place completed PCB in Static safe bag and seal with standard label Approx 10mm Note polarisation iO 1 et pint identification cioe nim e je 2 eee jw 5222727 APP D DATE 25 9757 DRN SRL DRG REF s amp 8 gos SHT 1 OF mue mentem Green Felsted TITLE BLOg S5 MAIN PSU mue UU PEAY UTD telr a137 830027 ASSEMBLY DIAGRAM UU E Page 57 of 96 Jenw
60. nents always wear cotton gloves when the optical bench is uncovered and handle any components by their edges only Never touch optical surfaces Do not remove optical covers unless the unit is in a clean dust and condensation free environment Many of the reagents solutions and standards used for maintenance and calibration are corrosive or hazardous ensure all precautions supplied with them are followed where there is any doubt request a MSDS Material Safety Data Sheet from the supplier These instruments can be used for analysing a broad range of samples do not handle them unless you are qualified to do so Ensure that the instrument has been correctly decontaminated before working on it specifically in areas where the instrument may have been used for clinical biological corrosive or radioactive samples 1 4 Standards amp Certification No adjustments should be made to these instruments unless the test and measurement equipment signal source or filters to be used have a current calibration certificate that is traceable to national or international standards and that it is known that this test equipment Jenway 6400 05 Ser Man Page 7 of 96 is currently performing to the certified standards All solutions and reagents should be fresh and within any stated shelf life with a certificate of analysis 1 5 Ordering Spares When ordering spare parts as detailed in this manual please quote the Part Number and Description These i
61. ng to FIG 8 fit Photo Cell D1 as shown Trim leads and solder in place ensuring that the photo cell is flat against PCB 10 Inspect PCB to ensure all components including Surface Mount are correctly fitted and that polarities are correct Test in accordance with 640 009 and adhere batch code label Place completed PCB in static safe bag Note polarisation FIG3 MOUNTING OF SENSOR TOLERANCES UNLESS OTHERWISE STATED GENERAL HOLE CRS 2 OO rm poust ask df overens B cwweshaese t PUO DO NOT SCALE ANGLES j THIRD ANGLE IC pin1 identification H PROJECTION el SCALE NTS DATE fT P APPO Gransmore JENWAY LTD Dunmow E 9271 829722 Green ssex ALL DIMNS IN mm Feisted 6 3LB Use Stencil 077 255 Use Solder Paste RM2A 590 060 280 Use Profile 002 This drawing is copyright and must ot 5e reproduced or otherwise made use of without written permissicn MATERIAL SE mue puc oea 6400 D e7wec orm Pee ASSY FEEDER LIST A Unit not configured E Unit not configured i 00 Not assigned B Unit not configured roo Not ED 001 380 47K F02 002 094 InF col 001 388 100K F03 thro F05 Not assigned k C02 amp C03 Not assigned F06 001 364 10K inserted into PCB C04 001 412 IM F07 d C05 Not assigned F08 Not assigne as s n C
62. ode from the Main Menu Select a wavelength at which the filter or solution is certified 340nm for Sodium Nitrate or 220nm for Sodium Iodide Set 100 transmittance with a quartz cuvette filled with the deionised water used to make up the solutions or with the blank filter supplied by the manufacturer Insert the stray light filter or solutions as above and ensure that the reading is within the specified tolerance of the instrument PLUS the tolerance of the filter solution used Jenway 6400 05 Ser Man Page 51 of 96 9 10 9 11 9 20 9 21 9 30 9 31 9 32 9 33 9 40 9 41 9 50 9 51 Section 9 Circuit Diagrams Power Supply Schematic 640 008 3pgs Power Supply Layout 640 008 1pg Deuterium Lamp Supply Schematic 640 506 2pgs Deuterium Lamp Supply Layout 640 506 1pg Detector PCB Schematic 640 009 1pg Detector PCB Layout 640 009 1pg Detector PCB Schematic 640 505 1pg Detector PCB Layout 640 505 1pg Microprocessor PCB Schematic 640 007 2pgs Microprocessor PCB Layout 640 007 1pg Accessory Driver PCB Schematic 642 003 1pg Accessory driver PCB Layout 642 003 lpg Jenway 6400 05 Ser Man Page 52 of 96 Section 9 Circuit Diagrams 9 10 Power Supply Schematic 640 008 3 pages 9 11 Power Supply Layout 640 008 1 page Jenway 6400 05 Ser Man Page 53 of 96 TUNGSTEN LAMP SUPPLY 3 4 way header
63. or 035 106 IR Filter 6400 Jenway 6400 05 Ser Man Page 94 of 96 Section 11 07 640 009 640 505 TBA 002 054 Cl 13 14 012 055 DI 012 085 D1 020 002 Reg2 020 006 1 Section 11 08 640 025 002 070 C25 26 005 024 DI 002 112 CI 016 054 F4 5 016 057 F2 3 016 061 Fl 020 019 Reg4 020 027 Reg2 3 020 028 Regl 020 035 Reg5 006 115 SK2 006 154 SK13 009 124 SK10 009 125 SK11 Section 11 09 640 516 TBA 005 024 BR1 100 032 006 RLYI 020 004 Reg2 020 016 Reg100 020 019 Regl 002 038 C14 002 054 C102 103 002 112 C1 100 002 114 C8 9 002 115 Cll 002 116 C107 Section 11 10 009 123 016 058 017 050 016 007 Jenway 6400 05 Ser Man 640 009 640 505 Detector PCB Detector PCB assembly 6400 Detector PCB assembly 6405 Service exchange detector PCB assembly 470uF 16V radial electrolytic capacitor Photodetector 6405 Photodetector 6400 Voltage regulator 79L05 Voltage regulator 7805 640 025 Main Power Supply PCB Main power supply PCB Service exchange main power supply PCB 1000uF 25V radial electrolytic capacitor Bridge rectifier 4700uF 40V radial electrolytic capacitor 2 5A resettable fuse 0 2A resettable fuse 7 0A resettable fuse Voltage regulator 7812 L4960 voltage regulator L4962 voltage regulator L7918CV voltage regulator 25 way D socket 6 way miniature DIN socket 4mm socket red 4mm socket black 640 516 Deuterium Lamp Power Supply Deuterium lamp power supp
64. otassium Dichromate 50 0mg l in 0 005M Sulphuric Acid use the Sulphuric Acid as the blank This will give Absorbance values of 0 536 at 350nm 0 242 at 313nm 0 722 at 257nm 0 621 at 235 3 Sodium Nitrate 50g l in deionised water should give less than 0 1 transmittance at 340nm Sodium Iodide 10g l in deionised water should give less than 0 1 transmittance at 220nm these solutions are hazardous and the manufacturer suppliers safety precautions should be carefully followed at all times in preparation use and storage Jenway 6400 05 Ser Man Page 16 of 96 Section 3 System Description 3 1 6400 amp 6405 Comparison 3 2 Sub Assemblies 3 3 Accessories 3 4 Outputs Jenway 6400 05 Ser Man Page 17 of 96 3 1 6400 amp 6405 Comparison The models 6400 and 6405 share the majority of common sub assemblies However the 6400 is not fitted with the Deuterium Lamp power Supply PCB and of course the Deuterium Lamp itself Because of this the optics and monochromator are slightly different but in arrangement only The Detector hence Detector PCB is specific to each model 640 009 for the 6400 and 640 505 for the 6405 See Section 5 3 Detector Circuit 3 2 Sub Assemblies The 6400 and 6405 can easily be broken down into sub assemblies for the purposes of repair or replacement All the PCBs are easily removed see Section 8 2 Dismantling The monochromator and lamp carriage which together contain mos
65. pass freely from the rear of the assembly before screwing into place with the four pan head screws two at the front two at the rear It is acceptable to slide the cuvette rack forward to uncover the rear fixing holes if required the position will be correctly re set on power up Fit the Accessory PCB in the rear chamber with the four screws supplied and plug the motor connector into PL2 and the 10 pin IDC connector into PL1 This PCB holds the calibration data for the multi cell changer positioning stepper motor so the mechanical assembly and this PCB must be treated as a matched pair Replace the sample chamber rear wall in its retaining groove and ensure that the cable passes under the cut out in the lower right corner and is not trapped or damaged by the plate Jenway 6400 05 Ser Man Page 44 of 96 Replace the sample chamber lid assembly and check that it opens and closes correctly Verify the instrument performance as necessary 8 3 Energy Levels Equipment Required None checked against internal settings Before proceeding with any calibration it is essential to ensure the correct functioning of the optical system this can be done very easily in the Diagnostics Menu see Section 7 where the following performance should be obtained 6405 only U V Energy Set wavelength to 190nm Dark Shutter open IR stray light filter closed UV second order stray light filter open Voltage Display must be greater than 20mV Visible Ener
66. ransmore Green Felsted TITLE not be reproduced or otherwise a Bass I e 6405 DEUTERIUM LAMP SUPPLY Page 61 of 96 Jenway 6400 05 Ser Man EI Approx S mm FIG 2 Component 10 Fit TR100 TR2 and D2 in that order All three are fitted in the same fashion 11 Referring to FIG 8 fit TRI TR101 REG2 and REGI00 Trim leads to 12 Referring to FIG 9 fit REGI Trim leads to length solder and secure regulator 13 Fit Capacitors C2 C4 C6 C7 C12 C13 C15 C16 C17 C18 C104 C105 14 Referring to FIG 10 fit Capacitors C3 C5 C10 C14 C102 C103 107 C109 15 Fit L2 L100 and L1 in that order Trim leads to length and solder 16 Referring to FIG11 fit Capacitors C1 C8 C9 C11 C100 Trim leads to 17 Referring to FIG 12 fit Bridge Rectifiers BR1 and BR100 in positions shown CAUTION Assemble using static precautions Place completed PCB into bag provided These devices are static sensitive ASSEMBLY NOTES s transistor is 1 Fit Resistors R1 through R13 R15 R17 R18 R100 through R117 R119 inserted into through R121 and R123 in positions shown Trim leads to length and solder as shown 2 Referring to FIG 1 fit Resistors R19 and R123 in position shown Trim leads to length and solder 3 Referring to FIG 2 fit R118 in position shown using ceramic beads at each end Trim leads to length and solder FIG 11 Rectifier polarity 4 TUE to FIG 3 fit R12
67. rate solution Use the table of peaks or the cursor to check that the wavelengths of the peaks of interest fall within the specified tolerance of the instrument PLUS the tolerance of the filter reagent used 8 7 5 Absorbance Verification Equipment Required Certified Standard Absorbance Filters or Potassium Dichromate solution See Section 8 7 2 Turn the unit on and allow the Start Up tests to complete then allow 15 minutes for the instrument to warm up Select the Photometrics Mode from the Main Menu Select a wavelength at which the filter or solution is certified For the Potassium Dichromate solution use the Sulphuric Acid solution as a blank See Section 8 7 2 if the filter set includes a zero filter use this as the blank if not set the blank zero absorbance or 100 transmittance with an empty sample chamber Insert the certified filter or Potassium Dichromate solution and check that the reading is within the specified tolerance of the instrument PLUS the tolerance of the filter solution used Repeat this for other filters or solutions and at other specified wavelengths as necessary Jenway 6400 05 Ser Man Page 50 of 96 8 7 6 Stray Light Verification Equipment Required Certified Stray Light Filters or Sodium Nitrate Solution or Sodium Iodide Solution See Section 8 7 3 Turn the unit on and allow the Start Up tests to complete then allow 15 minutes for the instrument to warm up Select the Photometrics M
68. ress the Seven 7 Key to activate the Calibrate DAC menu option The menu line will change to prompt for specific input levels and show the relevant channel output counts Connect a voltmeter to the analogue output on the rear panel Select a range that will display 2000mv to 0 1mV resolution The first prompt indicates an output level of 2000mV use the up and down and left and right arrow keys to adjust the actual reading on the voltmeter to 2000mV The left and right arrow keys change the output in 5mV steps the up and down arrow keys in 0 5mV steps When the correct level is reached press the enter key and the prompt moves on to OmV repeat the above for this and the 2000mv levels When successfully completed the Calibrate DAC menu option returns to its original state Jenway 6400 05 Ser Man Page 48 of 96 8 7 Performance Verification Equipment Required 1 Certified Wavelength Standard 2 Certified Absorbance Standards 3 Certified Stray Light Standard Items 1 and 2 above can be supplied as Calibration Filter Sets order part numbers 035 088 for the 6400 or 035 091 for the 6405 Where filters are not available the following reagents may be used 8 7 1 Holmium Perchlorate 5 w v solution of Holmium Oxide in 1 4N Perchloric acid this will give absorbance maxima at 241 0 278 1 287 0 361 4 416 1 451 1 485 3 536 5 and 640 5 8 7 2 Potassium Dichromate 100 0mg l in 0 005M Sulphuric Acid use the Su
69. rewing is copyright and must be reprocuced or otherwise mede use NIS iN MM without written permissior FINISH MATERIAL i m a Feictec Essex CME SLE A by 1 rt Jenway 6400 05 Ser Man Section 9 Circuit Diagrams 9 40 Microprocessor PCB Schematic 640 007 2 pages 9 41 Microprocessor PCB Layout 640 007 page Jenway 6400 05 Ser Man Page 67 of 96 5 5 45V 5VA 45V 5V SV 5V 5V 5V 1407 9 flov 2240 JENWAY LTD Dunmow Essex CM6 3LB Tel 01371 820122 6400 5 PROCESSOR SCHEMATIC 7T Hices 7 1880 1880 1880 1880 45V 45V T T r 2 e sels e g Icb IC a IC7e 3 LAMPCURRENT UVCURRENT PRINTERBUSY AGND DGND DGND mDGND E E H zs zs ev e u x 4 5 5V 5V lt 12Mhz E hi H js AB 48 svBACK 1080 AND xt Ai t E damage 25s t sm 2 A3 a E EE oe DGND 5 d MONOPOSN ju 8 C82 SVBACK 8 es SYSCLK OO UVCURRENT m wc a7 08 s 1 LAMPCURRENT Wa n RD AB 9 E Dx pe A9 9 jg 01 1880 2 nc ALB 5 X D ca KEYINP1 ALL N 03 z Ai2 2 TY De 180 2 z CS3 A13 AB ps 5 DGND LAMPVOLTS tar gt 52
70. ritten per nizsion HOLE CRS FINISH MATERIAL pase E ee eeose 1 see oeoo IF IN DOUBT ASK merus rap ase 010998 ANGLES aee penpe eet ent IH necon MULTI CELL CHANGER F ASSY Jenway 6400 05 Ser Page 91 of 96 FOE Essex CM6 3 3 Teu 81973 Bebl2e Fo 01371 620946 ASSEMBLY OF MULTI CELL CHANGER UNIT WITH 6400 6405 INSTRUMENT 1 REMOVE THESE 3 SCREWS AND LIFT SAMPLE DOOR AND REAR COVER ASSEMBLY CLEAR FROM INSTRUMENT 2 REMOVE SAMPLE CHAMBER REAR WALL 6 REPLACE SAMPLE CHAMBER REAR WALL TO ITS ORIGINAL POSITION TAKING CARE TO ENSURE THAT CABLES PASS THROUGH CUT OUT IN LOWER RIGHT HAND CORNER POSITION ACCESORY PCB IN REAR CHAMBER FIX AS SHOWN USING 4 OFF SCREWS AND WASHERS PROVIDED PLUG RIBBON CABLE SOCKET INTO PLI 3 AFTER REMOVAL OF EXISTING SAMPLE HOLDER AND SAMPLE CHAMBER FLOOR IF FITTED FROM INSTRUMENT POSITION MULTI CELL HOLDER UNIT IN INSTRUMENT AND FIX WITH M4 SCREWS AND WASHERS EXISTING ENSURE THAT THE 8 WAY SOCKET AND LEAD PASS THROUGH TO THE REAR COMPARTMENT TO CONNECT TO PL ON ACCESORY PCB 061 366 1551 020298 Jenway 6400 05 Ser Man Page 92 of 96 11 01 11 02 11 03 11 04 11 05 11 06 11 07 11 08 11 09 11 10 11 11 11 12 Section 11 Spare Parts Packed Instrument Top Case Assembly Microprocessor PCB Lower Case Assemb
71. s the Detector PCB by removing the top case assembly as described in Section 8 2 Dismantling Remove the plug from SK2 on the Detector PCB and replace with the one connected to the calibrator Switch the calibrator on and select a negative output or reverse the contacts Select the Diagnostics menu by turning the unit on with the right hand arrow key depressed Press the Print Key to activate the Calibrate ADC menu option The menu line will change to prompt for specific input levels and show the relevant channel output counts First is 1 mV set the calibrator to give an input signal of 1mV and then press the enter key Then the prompt changes to 20mV set the calibrator to 20mV and then press the enter key Continue responding to the prompts in this way for 39mV 200mV 390mV 2000mV and 3900mV Note that the 39mV and 390mV levels are repeated as these are the cross over points from one channel to the next When all the levels have been correctly entered and stored the menu option returns to its original state Jenway 6400 05 Ser Man Page 47 of 96 8 6 Dto A Calibration Equipment required Voltmeter capable of reading 2 0V with a resolution of ImV The D to A calibration sets the levels of the analogue output This is carried out with the on board voltage reference at zero and 2000mV Select the Diagnostics menu by turning the unit on with the right hand arrow key depressed P
72. s the supplies and back up battery It re sets the instrument if these fall below critical levels The optional internal printer is driven directly from the microprocessor via PL3 Under no circumstances should this device be connected or disconnected with power supplied to the instrument Microcontroller 1 5 is the microcontroller a Hitachi H8 3002 device running at 12MHz This integrates system support functions together with an H8 300H CPU core with a 32 bit internal architecture Of the system support functions the internal timer ITU serial communications interface SCI A to D converter and I O ports are used to reduce the number of external components required Display Drive and Contrast IC4 and IC6 are used to reduce the clock speed for running the LCD The LCD contrast is pre set in manufacture by VR1 and temperature compensated by TR1 at 10mV per degree C Operator Jenway 6400 05 Ser Man Page 27 of 96 IO adjustment of the contrast is through the software via the digital potentiometer IC13 this adjusts the output of IC1 la to values around 10V at VLCD on PLI Keypad and RS232 Interface The keypad interface uses the A to D converter built into the microcontroller The eight resistors R21 to R28 form a potential divider from the 5V to OV levels This gives 7 discreet voltage levels on pins 4 to 10 of PL4 These form a matrix with the 3 keypad input ports KEYINPO KEYINP1 KEYINP2 on PL4 pins 1 2 and 3 In this way
73. s the top two pins of REG 4 7812 on the power supply PCB Deuterium PCB Supplies 24V dc unregulated measure across the top two pins of REGI 7812 on the Deuterium Lamp Supply PCB 12V dc regulated and pre set measure across the bottom two pins of REG 1 7812 on the Deuterium Lamp Supply PCB 5V dc regulated and pre set measure across pins 4 and 8 of IC1 LM311 on the Deuterium Lamp Supply PCB 30V dc unregulated measure Jenway 6400 05 Ser Man Page 12 of 96 from the top of R120 Gunction with R100 with respect to the top of R102 in the centre of the Deuterium Lamp Supply PCB 14V dc regulated and pre set measure from the top of R101 with respect to the top of R102 on the Deuterium Lamp Supply PCB Deuterium Lamp Heater 2 5V dc 1 0V when arc has struck regulated and pre set measure across R9 on the Deuterium Lamp Supply PCB or between the two blue wires on pins 2 and 3 of the Deuterium Lamp Socket SK1 Deuterium Lamp Arc 170V dc pulsed to strike 300mA at 70V Temperature Compensated when arc has struck Measure across R119 on the Deuterium Lamp Supply PCB and between pins 1 and 3 on the Deuterium Lamp Socket SK1 Detector PCB Supplies 5Vdc regulated and pre set measure across D2 on the Detector PCB 5V dc regulated and pre set measure across D3 on the Detector PCB Sampling Accessory PCB 5Vdc regulated and pre set measure across C15 15V dc regulated and pre set measure between R18 at junction with REG 2 and
74. software routines or code Also it must not be treated as a substitute Instruction Manual its purpose is to enable basic navigation through the operational and set up modes sufficient to verify basic operation 6 1 Start Up Routine When the power to the unit is switched on a self test routine is activated This routine can be bypassed through the special key functions see Section 2 6 this mode of operation must only be used for fault finding and repair as the unit will not have been through the necessary calibration and check routines to guarantee the accuracy of any readings During the start up tests the following parameters are checked and must pass before operation can continue System Test This test checks the status of the user variables stored in battery backed RAM and the calibration data stored in the on the Detector PCB This test will be failed following a power on re set using the short cut keys This is not a fatal error but a warning message will advise that Default operating parameters have now been loaded and will require acceptance before continuing This test will also be failed if the calibration data has been corrupted in this case a warning message FATAL ERROR System Calibration data failure will be displayed This failure will be due to a faulty Detector PCB or due to broken damaged connections to the Detector PCB Tungsten Lamp Test This test checks for current flow through the tun
75. solder 4 Referring to FIG 2 fit Resettable fuses F1 through F5 Trim leads to length and solder 5 Referring to FIG 3 fit Diodes D2 through D8 and D100 in positions shown Trim leads to length and solder Ensure polarity is observed 6 Referring to FIG 4 fit Diode D200 Trim leads to length and solder 7 Referring to FIG 5 fit Bridge Rectifier DI in position shown Trim leads to length and solder Ensure polarity is observed Referring to FIG 6 fit integrated circuits IC s IC100 IC101 gt IC102 IC200 IC201 and REGI Solder all pins 9 Referring to FIG 7 fit Regulators REG 4 5 Trim leads to length solder and secure regulator to PCB as shown 10 Referring to FIG 8 fit Regulators REG 2 3 Apply smear of heat sink compound item 65 to mating surface of each regulator Fit heat sink item 54 and solder both legs Push heat sink retaining clip item 55 in to place 11 Referring Fig 4 fit TRI through TR7 and TR200 Trim leads to length and solder 12 Fit Capacitors C4 C5 C9 C10 C11 C13 C14 C15 C16 C17 C18 C22 C27 C28 C29 C30 C100 C102 C103 C106 C107 C108 C110 through C117 C119 C200 C201 C202 C203 C205 C206 C208 C209 Trim leads to length and solder 13 Referring Fig 9 Fit Capcitors C2 C3 C6 C7 C8 C12 C19 C20 C21 C23 C24 C25 C26 C101 C104 C105 C109 C118 C204 C207 Trim leads to length and solder Ensure polarity is observed 14 Fit Inductors L1 L2 a
76. t tabular data is available See Section 3 4 of the Instruction manual for more details Multi Wavelength This mode of operation will measure the Absorbance or Transmission at 2 discreet wavelengths The results are shown in tabular form and various calculations can be Jenway 6400 05 Ser Man Page 32 of 96 performed on the data returned See section 3 5 of the Instruction Manual for more details Kinetics This mode of operation will measure changes of Absorbance Transmission or Concentration over selected time periods The results are displayed in graphical form but tabular data can be accessed See Section 3 6 of the Instruction Manual for more details Quantitation This mode of operation will only be available if the multi cell changer accessory is fitted It can be used to measure the Absorbance or Transmission of samples and convert the value to a Concentration against a complex calibration curve plotted against up to 7 standards with the ability to manipulate and correct the curve See section 3 7 of the Instruction Manual for more details NOTE It is good practice to only turn the power off after having returned to the Main Menu screen this will always ensure that all save retrieve and other filing routines are complete Turning power off while such functions are still being executed will lead to file corruption which can only be recovered by reformatting the internal memory invalid data and possible instrument fail
77. t of the optical components are both replaceable sub assemblies There are a number of sampling accessories that can be fitted into the sample compartment and removed with very little dismantling See Section 2 2 for details of the main sub assemblies and Section 11 for details of other spare parts The following paragraph lists the sampling accessories available 3 3 Accessories The following sampling and temperature control accessories are available where necessary additional service information for these accessories is available on request The development of other sampling accessories is continuous please check current brochures Or up to date information 644 001 Motorised Eight Position Cell Holder 644 003 Rack to Hold 10mm Cells for Above 649 001 Water Jacketed Cell Holder as Above 648 001 Water Jacketed Single Cell Holder 642 001 Sipper Pump 647 001 Temperature Controlled Sipper Pump Jenway 6400 05 Ser Man Page 18 of 96 645 001 Vacuum Pump 643 001 Peltier Temperature Control System 646 002 Universal Test Tube Holder 630 003 20 tol00mm Single Cell Holder Other accessories include 641 001 Internal 40 Column Printer 542 009 Interface Cable Kit 640 133 Dust Cover 3 4 Outputs The 6400 and 6405 have both analogue and RS232 outputs Details of the level of the analogue output for the different ranges that may be selected on the instruments is given in Section 6 3 of the Instruction Manual Pin configuratio
78. te is when the filter is out of the light path the closed state is when it is in the light path The shutter and filter controls can be used in conjunction with the Voltage Display and Channel Outputs to determine optical energy levels under various conditions as described in Section 2 4 Signal Levels Jenway 6400 05 Ser Man Page 36 of 96 7 3 Lamp Control The Diagnostics menu gives some control over both the visible and UV light sources Pressing the number four 4 key toggles the visible tungsten lamp between its normal 12V intensity and the dimmed 5V level The selected voltage is shown against the menu option Lamp Voltage Pressing the number five 5 key toggles the UV Deuterium lamp on and off When on enabled yes is shown against the menu option UV Lamp Enabled when off no is shown 7 4 Zero Order Calibration Pressing the Calibrate key in the Diagnostics Mode enables a manual zero order calibration to be set Entering the Diagnostics Mode bypasses the Start Up Routine so no automatic zero order calibration has been carried out although the settings from the previous operation will still be retained However if a fault condition relating to wavelength accuracy exist it may be necessary to manually set the zero order point using this function before other settings are adjusted It should be possible to set this in most cases by pressing the GoTo key and then 0 Then by using the up and
79. tems should be ordered from the original supplier of the equipment or your local Jenway Limited Distributor 1 6 Returning tems Should it be necessary to return any item for any reason then this should be done through the original supplier of the equipment or your local Jenway Limited Distributor 1 7 Contacting Jenway Limited Before contacting Jenway Limited please check our web pages for any information or updates that may be helpful to you Emails should be sent to Fax 44 1371 821083 Phone 44 1371 820122 Please note no items can be returned or will be accepted by Jenway Limited without a Returns Authorisation number RA number and a completed Safety Clearance and Decontamination certificate Jenway 6400 05 Ser Man Page 8 of 96 Section 2 Quick Reference 2 0 About Quick Reference 2 1 Specification 2 2 Main Sub Assemblies 2 3 Power Supply Voltages 2 4 Signal Levels 2 5 Error Codes 2 6 Special Key Functions 2 7 Test Solutions Jenway 6400 05 Ser Man Page 9 of 96 2 0 About Quick Reference This section contains a selection of the key information that is often forgotten or difficult to find when required Use Quick Reference as a memory jogger but for more information check out the references to the main sections on each point 2 1 Specification Also see Section 1 2 of the Instruction Manual Wavelength Range Wavelength Resolution Wavelength Accuracy Spectral Bandwidth Light Source U
80. ter stuck closed This may also be due to the contamination of optical surfaces Unable To Detect Peak Level Cuvette left in sample chamber during start up tests miss aligned cell carriage wrong lamps fitted miss aligned lamps or lamp carriage contaminated optical component Error Unable to Acquire Dark Level This message will be shown if the dark level cannot be achieved during the start up tests possible causes will be similar to those listed under Dark level too high above Fatal Error Calibration Failure Grating position opto coupler faulty or connections broken intermittent incorrect wavelength calibration carried out check connections to stepper motor and check PL3 connections on Power Supply PCB Invalid Slope Range The standard used to calibrate a concentration measurement cannot give the standard value entered this can be because the standard is too optically dense or too similar to the blank Alternatively the incorrect standard value may have been entered Warning Tungsten Lamp Failure Tungsten lamp filament broken wrong type of tungsten lamp fitted no tungsten lamp fitted cables to lamp base broken damaged check SK4 on power supply PCB Warning Deuterium Lamp Failure Deuterium lamp faulty cable disconnected 6400 set up as 6405 Fatal Error System Calibration Data Failure During the start up test sequence the microprocessor has been unable to detect the calibration data stored in E7PR
81. the lens block take care not to rotate it as the detector is mounted in a recess inside the block and can easily be broken off Remove the last screw with its nut and washer to enable the electrostatic screen to be removed from the PCB The Detector PCB stores detailed calibration data relating to the optics of the unit it is fitted in replacing the detector PCB without a full re calibration will invalidate the quoted specification Monochromator The monochromator is located in the centre of the lower case It is a sealed unit and breaking the seals will invalidate the warranty Before proceeding with replacement ensure the unit is in a clean dust and humidity free area First remove the top cover by unscrewing the two screws in the top remove the top cover and place to one side Do not touch any optical components Then remove the four screws from the base plate two at the front two at the rear Lift the monochromator assembly by the pillars only unplug the connectors PL5 PL1 and PL3 Remove the Yellow Black and Yellow wires from PL1 to free the monochromator from the lamp assembly Replacement is the reverse of dismantling but ensure a full calibration is run so that the new calibration data is stored on the Detector PCB Jenway 6400 05 Ser Man Page 43 of 96 Sampling Accessory Driver PCB The sampling accessory and its driver PCB can be accessed without removing the top half of the case The mechanical part of the accessory ca
82. tion Built in printer option Service exchange built in printer module Paper roll for 40 column printer 40 column printer mechanism 40 column printer module Printer PCB Service exchange printer PCB 470uF 16V radial electrolytic capacitor 4700uF 40V radial electrolytic capacitor 220uF 35V radial electrolytic capacitor 2200uF 16V radial electrolytic capacitor Bridge rectifier 4A 2 5A resettable fuse Voltage regulator 7805 Voltage regulator 7812 High speed diode BY W80 200 Page 96 of 96
83. to ensure that all components including Surface Mount are correctly fitted and that polarities are correct Test in accordance with 642 003 and adhere batch code label Place completed PCB in Static Safe bag fit Connectors PL2 amp PL3 as indicated Solder all FEEDER LIST Unit not configured F00 Not assigned us F01 002 095 10nF 010 023 10uH a in a pisi in BOlthroBO3 Not assigned 3 thro ot assign B04 002 098 4u F06 001 364 10K Io We ot pid m F09 001 350 2K7 001 380 47K 01 thro C06 Not assigned G00 thro G07 Not assigned C07 002 090 1uF G08 002 101 15pF C08 amp C09 Not assigned G09 003 034 D00 thro DOS Not assigned HOO thro Not assigned D06 amp D07 01 9 063 H04 019 068 D08 amp D09 Not assigned HOS thro H09 Not assigned E00 thro E24 019 055 E25 thro E49 Notassigned Reflow nan tencil 077 256 Use Pro le 005 Use Solde Paste RM2AAS90 060 280 ALL SIMNS This drawing is copyright and must not be H reproduced or otherwise mace use sf without written permissior MATERIAL Page 73 of 96 u Jenway 6400 05 Ser Man 10 1 10 2 10 3 10 4 10 5 10 6 10 7 10 8 10 9 Section 10 Assembly Diagrams 6400 Final Assembly 640 003 6405 Final Assembly 640 503 6400 Lower Case Assembly 640 005 2 pgs 6405 Lower Case Assembly 640 504 2 pgs 6400 05 Top Case Assembly 640 004 6400
84. ument 000 022 and using Jig 315 place and solder Microprocessor IC5 in position taking care that polarity alignment and quality of soldered joints is satisfactory 11 Inspect PCB to ensure all components including Surface Mount are correctly fitted and that polarities are correct Test in accordance with 640 007 and adhere batch code label Place completed PCB in static safe Note polarisation bag h FA E nit not configuri FEEDER LIST Uni Unit not configured F00 Not assi B00 010 023 10uH FOl 002 095 10nF BOL Not assigned F02 thro F04 Not assigned B02 007 088 50K FOS 001 371 20K 002 100 22uF F06 001 364 10K B04 Not assigned F07 Not assigned z Q 05 034 006 12M F08 001 3401K z B06 Not assigned F09 001 316 100R I 001 380 47K G00 Not assigned COL 001 388 100K GOL 003 041 C02 thro COS Not assigned G02 001 394 180K C06 002 039 100nF G03 Not assigned C07 002 090 luF G04 002 099 100pF res gos thro G07 Nor asigne z ot assigne 101 15p SOLDER SIDE G09 Not assigned hod Bot Notassi i DOL ot assigned 019 079 Mounting met 7 E HOL Not assigned for header H02 004 057 LM324 D02 018 070 H03thro H07 Not assigned D03 018 066 H08 019 067 D04 018 054 H09 019 062 BO 0000 Fit IC5 referring to 000 022 PL5 DOS Not assigned D09 019 069 Screening and using Jig 315 Use S ncil 077 24 155 2 Use Solder Paste RM2A 50 990 230 x CAUTION
85. ure 6 3 Menu Options There are a number of menu systems in the user interface that can be accessed once an initial selection has been made from the Main Menu In each mode of operation there is a horizontal menu bar at the bottom of the display that gives quick access to the most commonly required functions for the particular measurement being made In this menu bar will be a Set Up option that invokes a drop down menu for the more detailed parameters to be set such as wavelength limits for scans time for Kinetic runs etc These are the Operator Variables that are stored in the non volatile memory battery backed RAM Jenway 6400 05 Ser Man Page 33 of 96 In this set up menu will be links to the Instrument Set Up menu that allows the global parameters that affect all modes of operation to be set This includes such items as Language time date and contrast Links to other menus such as Accessory Set Up may also be present but these will depend on the specific configuration of the instrument See Section 3 2 Instrument Set Up Menu in the Instruction Manual for more information on setting global parameters The mode specific menus are detailed in the following sections of the Instruction Manual Photometrics Section 3 3 Spectrum Section 3 4 Multi Wavelength Section 3 5 Kinetics Section 3 6 Quantitation Section 3 7 Only available with multi cell changer accessory fitted Jenway 6400 05 Ser Man Page 34 of
86. ved Service Training course on the 6400 and 6405 Spectrophotometers Updates to this manual will be circulated through the Jenway Ltd TSI Technical Service Information systems and to other registered users of this manual Please complete the form at the rear of this manual to register your copy for future updates In practice Section 2 Quick Reference and Section 8 Maintenance with the Diagrams in Section 9 and 10 will be most frequently used however it is good practice to read the complete manual initially and review it again periodically To find the information required refer to the Main Index or Index to Sections to identify the relevant Section page number required Jenway 6400 05 Ser Man Page 6 of 96 1 3 Warnings amp Safe Practice Disconnect the mains supply when any covers are removed as there are high voltages present inside the unit that pose the risk of electric shock at levels that are hazardous to life Do not look directly at the light sources or allow the light beam to fall directly on the eyes switch off or dim the lamps as described in the procedures whenever possible and wear UV eye protection at ALL times Both the UV and visible lamps get very hot when in use always allow time for them to cool down before removing them Always wear cotton gloves when removing faulty lamps and replacing them with new ones Finger marks dust and condensation can quickly destroy sensitive and expensive optical compo
87. wave rectified by D5 and D6 to generate the following supplies LCD and DAC Supplies The 7918 18V regulator gives a 18V output on SK4 pin 28 this is then routed to the LCD supply The 7812 12V regulator gives a 12V output This is tracked to IC200 and the associated circuitry that makes up the DAC Calibration data for the DAC is stored in the E PROM IC201 Deuterium Lamp Supplies In the Deuterium lamp the gas is initially heated by an element powered at 2 5V An arc is struck between the Anode and cathode at around 750V when the arc is established it is maintained at a constant current of 300mA at 70V while the heater voltage is reduced to 1V A local supply of 12V dc is generated from the 16V ac winding of the transformer This 12V supply is then used to generate a regulated 5V supply The 20V ac winding of the transformer is used to generate an unregulated 30V supply The boost regulator circuit based around the pulse width modulator IC100 uses this 30V to generate a 170V supply This supply is then switched across the auto transformer L2 by relay RLY la to increase this voltage to about 750V sufficient to strike the arc When the arc has been struck IC101a and TR100 maintain the current at 300mA Power is kept to a minimum at varying temperatures by R122 a 10K NTC Thermistor TR101 detects the current flow and an output is sent to the microprocessor via PL9 pin 11 Jenway 6400 05 Ser Man Page 25 of 96 The heater volta
88. xactly the same reaction as it would do in normal operation that is a dialogue box is displayed for entering the wavelength that is required Extra care must be taken however as the full range of values that will drive the grating from 50nm to 1250nm is now available Pressing the number six 6 key displays a dialogue box for entering a Wavelength Zero Offset This value is in tenths of a nano metre i e 25 2 5nm The maximum range is 30 3 0nm Careful adjustment of this value is the preferred method for adjusting wavelength accuracy in the field see Section 8 3 Wavelength Calibration NOTE Changes to this value are not effective until the instrument is Re Booted and has successfully completed a Start Up Routine Channel Outputs The signal is amplified to three different levels with a factor of 10 between them 1 1 10 and 100 times gain Each of these amplified signals then pass into the first three channels CHO to CH2 of an 8 channel 12 bit serial A to D converter three channels are converted and the microprocessor selects the channel that gives the best resolution without reaching saturation Jenway 6400 05 Ser Man Page 38 of 96 32767 counts for manipulation and display in the operating mode In the Diagnostics mode all three channels can be viewed enabling further judgement to be made on energy levels and calibration accuracy 7 8 Voltage Display This is the signal from the detector at
89. y 6400 05 Ser Man Page 77 of 96 Section 10 Assembly Diagrams 10 3 6400 Lower Case Assembly 640 005 10 4 6405 Lower Case Assembly 640 504 Jenway 6400 05 Ser Man Page 78 of 96 MAINS ON OFF SWITCH NOT CONNECTED Y BK 16 02 MAINS INPUT WIRING MAINS SOCKET VOL TAGE SELECTOR 1000 CRN YEL 24 12 TRANSFORMER WIRING LAMPHOUSE WIRING OD ee 29 ANGLES f e im Ese a fal bl Prosecno MEN AA arr 6400 SPECTROPHOTOMETER Jenway 6400 05 Ser Man Page 79 of 96 SCALE ALL DINNS Th i iz 3 8 IM MM O ed ut written pet wasi E x ct FE 3 is i e de MATERIAL rtg ia repre 6400 SPECTROPHOTOMETER ALL DIMNS This iwi witheet writfer por TITLE LOWER CASE ASSEMBLY a d z DIAMCTERS ANGLES eius Ee 3 B N mM FINISH DRN Cheol DATCLIL297 jap nr DRG RO 640 005 SHT 2 j ah i ii gt lt B IF IN DOUBT ask D NOT SCALE THIRD ANGLE pRovecTION Page 80 of 96 Jenway 6400 05 Ser Man cis 8 Hm i B I E g t 3 8 IN MM witha wh written ptt im A JETEELT E perme 1 mes i EFE cor opea D evs fess PROJECTION Te wi BOYA rna eh 6405 SPECTROPHOTOMETER Jenway 6400 05 Ser Man Page 81 of 96

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