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TRACE ELLIOT
SERVICE MANUAL
DATE : December 29, 1999
Product Code: T0601
Model Number : GP12X Pre-Amp
Issued by:
Trace Elliot Limited
Blackwater Trading Estate
The Causeway
Maldon
Essex
England
CM4 4GG
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cd0099x2.sch-1 - Sun Dec 12 10:15:26 1999
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cd0099x2.sch-2 - Sun Dec 12 10:15:36 1999
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cd0099x2.sch-3 - Sun Dec 12 10:15:46 1999
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C12-PC00100x2. GP12_98 FRONT PCB - PC0100x1
CLIVE BUTTON – 18/2/99
VERSION 2 (LED SPACERS)
Description Part Code Qty Where Used
IN4148 72-D-IN4148 3 D2-3 D6
R1/4W,100k 72-RM100K 2 R8-9
R1/4W,15k 72-RM15K 8 R3-4 R11-13 R17-19
R1/4W,1k3 72-RM1K3 1 R7
R1/4W,1k5 72-RM1K5 1 R15
R1/4W,220k 72-RM220K 1 R14
R1/4W,4k7 72-RM4K7 1 R6
R1/4W,560R 72-RM560R 1 R16
R1/4W,56k 72-RM56K 2 R1 R5
R1/4W,6k8 72-RM6K8 2 R2 R10
CAPCA,100n 72-C100N-100VCA 3 C2 C16 C21
CAPCA,10n 72-C10N-100VCA 2 C8 C14
CAPCA,150n 72-C150N-100VCA 3 C9 C25 C29
CAPCA,15n 72-C15N-100VCA 1 C3
CAPCA,1n5 72-C1N5-100VCA 2 C20 C32
CAPCA,220n 72-C220N-50VCA 2 C7 C12
CAPCA,220p 72-C220P-100VCA 1 C18
CAPCA,22n 72-C22N-100VCA 1 C24
CAPCA,330p 72-C330P-100VCA 3 C30 C34 C36
CAPCA,33n 72-C33N-100VCA 2 C11 C19
CAPCA,3n3 72-C3N3-100VCA 1 C6
CAPCA,47n 72-47N-100VCA 2 C5 C27
CAPCA,680p 72-680P-100VCA 1 C4 NEW PART
CAPCA,68n 72-68N-100VCA 1 C15 NEW PART
CAPCA,6n8 72-6N8-100VCA 3 C17 C22 C33
CAPE2,10u 72-C10-35VEA 1 C1
CAPE3,220u 72-C220-35VEA 1 C35
CAPTANT,.47u 72-C0.47-35VT 1 C23
CAPTANT,.68u 72-C0.68-35VT 1 C10
CAPTANT,1u5 72-C1.5-35VT 1 C26
CAPTANT,2u2 72-C2.2-35VT 3 C13 C31 C37
CAPTANT,3u3 72-C3.3-35VT 1 C28
M5289P 72-IC-M5289P 2 IC1-2
BC549 72-TBC549C 7 TR1-7
150mm 10WAY
JUMPER LINK
LED SPACERS 71-SPA-PCB-3.2MM 3 FOR L1-L3
LED5mm RED 72-LED-RED 1 L3 FIT WITH 3mm
72-LK-10W150TEG 1 PL1
FIT TO BACK OF PCB
PC0100x1 - VERSION A 1
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SPACING FROM PCB
LED5mm GREEN 72-LED-GREEN 1 L1 FIT WITH 3mm
SPACING FROM PCB
LED5mm YELLOW 72-LED-YELLOW 1 L2 FIT WITH 3mm
SPACING FROM PCB
SLIDER 30MM 73-SLIDER-B100KC 12 RV1-12
3 WAY 100mm LONG
JUMPER LINK TO
BACK PCB
5 WAY 100mm LONG
JUMPER LINK TO
BACK PCB
16MM B50K POT
VERTICAL MOUNT
WITH 21 CLICKS
16MM B50K DUAL
POT VERTICAL
MOUNT WITH 21
CLICKS
SPACERS FOR
MOUNTING FRONT
PANEL
TO SOCKET
72-SKT-IDC-3W
TO SOCKET
72-SKT-IDC-5W
73-POT-B50K21 1 RV13
73-POT-B50K21-DG 1 RV14
71-SPA-SRS4-5 4 SELF RETAINING
1 PL2
1 PL3
SPACERS CLIP INTO
FRONT PANEL
N.B. C4 & C15 are items not currently stocked by TRACE ELLIOT.
PC0100x1 - VERSION A 2
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C12-PC00099x3. GP12-98 MAIN PCB - PC0099x2 AE – 25/4/99
ISSUE 3 INSERTION LIST. DONE ON 4/1/00 (R46-49 & R88 FROM 4K7 TO 1K)
Part Name Part Code Qty Reference
PCB 73-PCB-PC00099 1 ISSUE 2
DIODE 1N4002 72-D-IN4002 4 D8-11
DIODE 1N4007 72-D-IN4007 4 D2-5
DIODE 1N4148 72-D-IN4148 14 D1 D6-7 D12-22
DIODE OA90 72-D-OA90-05 4 D23-26
R1/4W,100K 72-RM100K 25 R10 R13-15 R19-20 R24
R28 R34-35 R45 R69
R99 R115 R122 R137138 R141-142 R144-145
R148-149 R151-152
R1/4W,100R 72-RM100R 1 R8
R1/4W,10K 72-RM10K 24 R1-2 R12 R16-17 R22
R30-31 R37 R39 R41
R52-53 R76-77 R80
R104 R110 R114 R118
R128-129 R132 R140
R1/4W,15K 72-RM15K 4 R57 R59 R106 R135
R1/4W,1K 72-RM1K 15 R6-7 R11 R44 R46-R49
R58 R81 R88 R108-109
R124 R157
R1/4W,1K5 72-RM1K5 1 R120
R1/4W,1M 72-RM1M 2 R42 R136
R1/4W,220K 72-RM220K 9 R23 R25 R50-51 R68
R121 R126-127 R133
R1/4W,220R 72-RM220R 2 R71 R131
R1/4W,22K 72-RM22K 6 R61-62 R89 R92 R103
R123
R1/4W,2K2 72-RM2K2 7 R54 R56 R139 R143
R146 R150 R153
R1/4W,330K 72-RM330K 1 R36
R1/4W,33K 72-RM33K 11 R26 R29 R60 R70 R75
R83 R94 R98 R107 R117
R130
R1/4W,3K3 72-RM3K3 1 R102
R1/4W,3K9 72-RM3K9 1 R85
R1/4W,3M9 72-RM3M9 2 R78-79
R1/4W,470K 72-RM470K 3 R18 R21 R119
R1/4W,470R 72-RM470R 3 R9 R27 R43
R1/4W,47K 72-RM47K 25 R3-5 R33 R63-65 R72-74
R82 R84 R86 R90 R93
R95-96 R100 R105
R112-113 R134 R147
PC0099x2 – ISSUE 3 1
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R154 R156
R1/4W,4K7 72-RM4K7 10 R32 R38 R40 R55 R87
R91 R97 R101 R111
R125
R1/4W,68K 72-RM68K 1 R155
R1/4W,6K8 72-RM6K8 3 R66-67 R116
R1W,100R 72-RM100R-1WATT 1 R158
CAPCA,100n 72-C100N-100VCA 21 C2 C6-8 C17 C27 C29-
30 C32 C37 C39 C41
C54 C56 C74-75 C79
C85 C88 C91-92
CAPCA,100p 72-C100P-100VCA 7 C38 C43 C48-49 C62
C70 C72
CAPCA,10n 72-C10N-100VCA 6 C4 C47 C71 C73 C76
C83
CAPCA,1n 72-C1N-100VCA 2 C3 C34
CAPCA,220n 72-C220N-50VCA 15 C19-21 C23-24 C95-104
CAPCA,22n 72-C22N-100VCA 2 C59 C93
CAPCA,2n2 72-C2N2-100VCA 1 C16
CAPCA,330n 72-C330N-50VCA 1 C22
CAPCA,33n 72-C33N-100VCA 3 C57-58 C78
CAPCA,33p 72-C33P-100VCA 3 C53 C60 C82
CAPCA,4n7 72-C4N7-100VCA 3 C35-36 C84
CAPTANT,1u 72-C1-35VT 9 C52 C55 C63 C67 C69
C77 C80 C89 C94
CAPTANT,2u2 72-C2.2-35VT 7 C44-46 C50 C66 C81
C90
CAPCER,4n7 72-C4N7-400VP 4 C11-14
CAPE1,4u7 63V 72-C4.7-63VER 1 C1
CAPE1,10u 63V 72-C10-63VER 9 C5 C18 C25 C42 C51
C61 C64-65 C68
CAPE3,1000u 25v 72-C1000-25VER 3 C33 C40 C105
CAPE3,470u 16v 72-C470-16VER 3 C26 C28 C31
CAPE4,22u 450v 72-C22-450VER 2 C9-10
CAPP4,22n 250V 72-C22N-400VP 3 C15 C86-87
4013B 72-IC-4013B 3 IC1-3
4049B 72-IC-4049B 1 IC8
SSM2024 72-IC-SSM2024 1 IC20
TL072 72-IC-TL072 10 IC4-5 IC7 IC13-16 IC18
IC19
LM13700 72-IC-LM13700 1 IC6
LM833 72-IC-LM833 1 IC17
BC549 72-TBC549C 4 TR15-16 TR18-19
J112 72-FET-J-112 1 TR4
J175 72-FET-J-175 9 TR1-3 TR5-6 TR8-9
TR11-12
PC0099x2 – ISSUE 3 2
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ZTX614 72-TZTX614 5 TR7 TR10 TR13-14
TR17
0.1” 2 WAY HEADER 72-HEAD-2W 1 PL8
0.1” 3 WAY HEADER 72-HEAD-3W-2 2 PL2 PL4 N.B. FOR
ISSUE 2 PCBs PLEASE
FIT PL4 THE WRONG
WAY ROUND FOR USE
WITH THE SCREENED
CABLES FROM NC98
0.1” 5 WAY HEADER 72-HEAD-5W-2 1 PL7
2mm 10 WAY HEADER 72-HEAD-10W-TEG 3 PL3 PL5-6
0.1” 12 WAY HEADER 72-HEAD-12W 1 PL1
LED 3mm ORANGE 72-LED-ORG-3MM 1 L1
LED 3mm YELLOW 72-LED-YEL-3MM 1 L5
LED 3mm GREEN 72-LED-GRN-3MM 1 L2
LED 3mm BLUE 72-LED-BLU-3MM 1 L4
LED 3mm RED 72-LED-RED-3MM 1 L3
7805 72-IC-7805-REG 1 IC9
7812 72-IC-7812-REG 1 IC10
7815 72-IC-7815-REG 1 IC12
7915 72-IC-7915-REG 1 IC11
SMALL HEATSINK 71-HS-TEG 4 IC9-12
M3 X 12 SCREW 71-SCR-M3X12PPB 4 FOR HEATSINKS
M3 NUT 71-NUT-M3ZINC 4 FOR HEATSINKS
M3 SP WASHER 71-WAS-M3INTSP 4 FOR HEATSINKS
B9A VALVE BASE 73-VAL-SOCKET 1 V1
ECC83 73-VAL-ECC83 1 V1
PCBFUSECLIP 72-FUS-HLD-PCB-4 6 FS1-3
20mm T1A FUSE 72-FUS-1A-T-UK 2 FS2-3
20mm T250Ma FUSE 72-FUS-250MA-T 1 FS1
PCB SPADE 72-CRIMP-PCB-TAB 2 HT1-2 N.B. do not fit
the GND1 spade.
PUSH SW LATCHING 73-SWT-F2UEE 3 SW1 SW6 SW8
PUSH SW
MOMENTARY
JACKMONO BNBG 72-SKT-JCKBNBG 2 SK1-2
POTDUAL,B50K 73-POT-50K-DG 2 RV2 RV4
POTDUAL,B5K 73-POT-B5K-DG 2 RV3 RV5
POTSINGLE,B50K 73-POT-50KB 1 RV1
LED LEGS BENT AT RT ANGLES 6MM FROM BODY AND MOUNTED OVER
EDGE OF PCB FROM UNDERSIDE.
73-SWT-F2UEE-MOM 5 SW2-5 SW7
PC0099x2 – ISSUE 3 3
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GP12 C12-PC00118x5.
PARTS INSERTION LIST FOR PC00118 ISSUE 2
GP12 EL PANEL AC SUPPLY CURRENT LIMITER PCB
Part Name Part Code Qty Reference
DIODE 1N4148 72-D-IN4148 1 D1
ZENER1,6V2 72-D-BZX55C6V2 1 Z1
R1/4W,100K 72-RM100K 1 R9
R1/4W,10K 72-RM10K 2 R2 R5
R1/4W,680R 72-RM680R 1 R3
R1/4W,220R 72-RM220R 1 R8
R1/4W,470K 72-RM470K 2 R6 R10
R1/4W,47K 72-RM47K 1 R7
R1/4W,4K7 72-RM4K7 1 R1
R2.5W,10K 72-RWW10K-2.5W 1 R4
4013B 72-IC-4013B 1 IC2
CA3059 72-IC-CA3059 1 IC1
TRIAC,Z0103DA 72-TRIAC-Z0103DA 1 SC1
CAPP1,100n 100V 72-C100N-100VP 1 C4
CAPP1,10n 100V 72-C10N-100VP 2 C2 C5
CAPP1,220n 100V 72-C220N-100VP 1 C6
CAPTANT,1u 35V 72-C1-35VT 1 C3
0.1” 2 WAY HEADER 72-HEAD-2W 1 PL1
CONNECTION TO
FRONT PANEL FOR
GP12
PCBFUSECLIP 72-FUS-HLD-PCB-4 2 F1
20MM FUSE F100mA 72-FUS-100MA-SW 1 F1
CAPE2,100u 16V 72-C100-16VER 1 C1
Screened cable 300mm long
hard wired to PCB with 72HEAD-2W on other end.
NOT USED PL3
1 PL2
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C12-PC00117x2. PC0117x1 GP12_98 INVERTER PCB
CLIVE BUTTON – 3/3/99
ISSUE 2 INSERTION LIST (R1 CHANGED TO 22K)
Part Name Part Code Qty Reference
R1/4W,47K 72-RM22K 1 R1
R2 NOT FITTED
CAPE1,10u 63V 72-C10-63VER 1 C1
CAPE1,1u 63V 72-C1-63VER 1 C2
0.1” 2 WAY
HEADER
2 X 7/02 WIRES TO
2 WAY IDC
SOCKET
3 PIN INVERTER
600Hz 100V
ZTX614 72-TZTX614 1 TR1
PCB PC00117x1 73-PC00117 1
72-HEAD-2W-2 1 PL2
Screened cable 300mm
long hard wired to PCB
72-SKT-IDC-2W 1 PL3
73-INVERTER-12V 1 EL1
1 PL1 Screen to go to
bottom pin on
overlay to reduce
hum
Length = 150mm
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C12-PC00110x2. PC00110x1
GP12_98 SOFT START BOARD
CLIVE BUTTON 15/1/99
ANDY EWEN 19/10/99 (AH500-100V)
VERSION 1
Part Name Part Code Qty Reference
THERMISTOR 72-THERMISTER-2 2 SS1 SS2
THERMISTOR 72-THERMISTER-2 2 SS3 SS4 FIT ONLY
FOR AH1000 – 100V
& 110V UNITS
AND RAH/AH500
100V
PCB SPADE TAGS 72-CRIMP-PCB-TAB 2 J1 & J2
PC00110x1 1
N.B. THIS BOARD IS USED ON ALL GP12 PRODUCTS EXCEPT THE GP12X
RACK PRE-AMP.
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C12-PC00102x1. PC00102 ISSUE 1 - GP12X BACK PCB’s
CLIVE BUTTON 27/1/99 VERSION 1
Part Name Part Code Qty Reference
DIODE 1N4148 72-D-1N4148 4 D1-4
R1/4W,100K 72-RM100K 3 R45 R48-49
R1/4W,10K 72-RM10K 18 R4 R14 R20 R29-31 R37-
38 R40-41 R43 R46 R56
R70 R72-73 R76 R77
R1/4W,15K 72-RM15K 12 R2 R9 R15 R17-19 R25-26
R32-35
R1/4W,1K 72-RM1K 3 R3 R6 R8
R1/4W,1M 72-RM1M 1 R27
R1/4W,22K 72-RM22K 8 R39 R42 R57 R71 R74
R75 R78-79
R1/4W,2K2 72-RM2K2 7 R58 R61-62 R65-66 R69
R81
R1/4W,33K 72-RM33K 1 R11
R1/4W,39K 72-RM39K 2 R16 R23
R1/4W,470R 72-RM470R 6 R59-60 R63-64 R67-68
R1/4W,47K 72-RM47K 15 R1 R5 R7 R10 R12-13
R24 R44 R47 R50-55
R1/4W,4K7 72-RM4K7 1 R80
R1/4W,6K8 72-RM6K8 4 R21-22 R28 R36
CAPCA,100n 72-C100N-100VCA 7 C1-2 C7 C13-14 C27-28
CAPCA,100p 72-C100P-100VCA 4 C4 C8-10
CAPCA,22n 72-C22N-100VCA 2 C5-6
CAPCA,33n 72-C33N-100VCA 2 C11-12
CAPCA,33p 72-C33P-100VCA 2 C21-22
CAPTANT,1u 72-C1-35VT 2 C25-26
J175 72-FET-J-175 8 TR1-8
TL072 72-IC-TL072 8 IC1-8
CAPE2,10u 72-C10-63VER 9 C3 C15-20 C23-24
2mm PITCH 10 WAY
HEADER - JST
DIN 8PIN PCB SOCKET 72-SKT-DIN-8PIN 1 SK7
SLIMJACK 72-SKT-JCKBBB-
POTDUAL,B50K 73-POT-50K-DG 3 RV1-3
PUSH SWITCH FO2UEE 73-SWT-F2UEE 2 SW1-2
PCB SPADE 72-CRIMP-PCB-TAB 2 GND1 GND2
10 WAY 100MM JUMPER 72-LK-10W100TEG 1 PL2
10 WAY 300MM JUMPER 72-LK-10W300TEG 2 PL1 PL3
XLR MALE PCB 73-XLR-PCB-M 3 SK8-10
72-HEAD-10W-TEG 1 PL4
13 SK1-6 SK11-17
SM
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PC00102 ISSUE 1 1 2 PART PCB
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