Arcam FMJ A32 User manual

A32
FMJ A32, P35 & P35/3
Amplifiers
Service Manual
ARCAM
ARCAM
Issue 1.0

Contents List
! Phono board L870
oCircuit description
oComponent overlay
oParts list
oCircuit diagrams
! Amplifier & PSU board L882
oCircuit description
oComponent overlay
oParts list
oCircuit diagrams
! Display board L928
oComponent overlay
oParts list
oCircuit diagrams
! Preamplifier board L937
oCircuit description
oComponent overlay
oParts list
oCircuit diagrams
! 3
rd
Channel Amplifier board L911
oComponent overlay
oParts list
oCircuit diagrams
! Transformer specifications
oL914TX
oL915TX
! General assembly
oA32 - Mechanical parts list
oP35 - Mechanical parts list
oP35/3 - Mechanical parts list

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Filename ECO No. DESCRIPTION OF CHANGE
G:\DATA\ECO\ECO AGENDA\01_1070 l870 A85 PHONO ISSUE2\L870_2.0.ddb - L870c1_2.0.PRJ
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
A85 PHONO STAGE - TOP LEVEL
Circuit Diagram
L870C1
JBR23-Apr-2001
INITIALS
Date Printed 1 3Sheet of
Notes:
1
EMC
SK1
PHONO2HG
0V_SIG
0V_SIG
LEFT IN LEFT OUT
LEFT CHANNEL
L870C2_2.0.SCH
RIGHT IN RIGHT OUT
RIGHT CHANNEL
L870C3_2.0.SCH
1
2
3
4
5
6
7
8
SK2
AMPCT8
+15V
-15V
0V_HF0V_SIG
Q_1
Q_2
Q_3
Q_4
Q_5
Q_6
Q_7 Q_8
PCB
PCB1
L870PB_2
Update Box
EL1
UPDATE_BOX
C1
100N CD
00_1051 JAG 22/3/01 PRODUCTION ISSUE 1
01_1070 JAG 17/4/01 updated pcb and scm 2

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Filename ECO No. DESCRIPTION OF CHANGE
G:\DATA\ECO\ECO AGENDA\01_1070 l870 A85 PHONO ISSUE2\L870_2.0.ddb - L870C2_2.0.SCH
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
A85 PHONO STAGE - LEFT CHANNEL
Circuit Diagram
L870C2
JBR23-Apr-2001
INITIALS
Date Printed 2 3Sheet of
Notes:
TR106
2SA1085 TR107
2SA1085
R120
22R MF R121 22R MF
R105
100R MF
R108
47K MF
R101
100R MF R102 100R MF
+C102
100U SILMIC
+C103
100U SILMIC
R100
330R MF
+C100
22U EL
R109
12K MF
R110
12K MF
C105
100N PE
R117
2M2 MF
R111
56K MF
R113
100K MF
R114
100K MF
TR111
BC546B
TR110
BC546B
TR114
BC546B
TR112
BC546B TR113 BC546B
TR100
BC556B
TR101
BC556B
TR102
BC556B TR103 BC556B
TR104
BC556B TR105 BC556B
TR108
BC546B TR109 BC546B
+15V
-15V
R122
39K MF
R112
100K MF
R115
15K MF
4 5 6
SW100B
4PCO
10 11 12
SW100D
4PCO
R104
100R MF C108
470P PPW R123
10R MF
C104
100N PE
C107
100N PE
R116
2M2 MF
3
2
6
74
IC100
TL071CD
0V_SIG0V_SIG
D100
1N4148
R118
22R MF
R119
22R MF
C106
100N PE
0V_SIG0V_HF
0V_SIG
0V_SIG0V_HF
D101
1N4148 D102 1N4148
R106
100R MF
LEFT IN
LEFT OUT
Q_101
Q_102
Q_103
C109
100P PPW
R124
5K6 MF
C117
470P PPW
C116
470P PPW
C111
10N PP AX
C112
10N PP AX
C118
10U NP
C113
1U0 PE
C115
1N3 PP
C110
4N7 PP
C101
1N0 PP
C119
100P PP
00_1051 JAG 22/3/01 PRODUCTION ISSUE 1
C120
1N0 PP
01_1070 JAG 17/4/01 updated pcb and scm 2

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G:\DATA\ECO\ECO AGENDA\01_1070 l870 A85 PHONO ISSUE2\L870_2.0.ddb - L870C3_2.0.SCH
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
A85 PHONO STAGE - RIGHT CHANNEL
Circuit Diagram
L870C3
JBR23-Apr-2001
INITIALS
Date Printed 3 3Sheet of
Notes:
TR206
2SA1085 TR207
2SA1085
R220
22R MF R221 22R MF
R205
100R MF
R208
47K MF
R201
100R MF R202 100R MF
+C202
100U SILMIC
+C203
100U SILMIC
C209
100P PPW
R200
330R MF
+C200
22U EL
R209
12K MF
R210
12K MF
C205
100N PE
R217
2M2 MF
R211
56K MF
R213
100K MF
R214
100K MF
TR211
BC546B
TR210
BC546B
TR214
BC546B
TR212
BC546B TR213 BC546B
TR200
BC556B
TR201
BC556B
TR202
BC556B TR203 BC556B
TR204
BC556B TR205 BC556B
TR208
BC546B TR209 BC546B
+15V
-15V
R222
39K MF
R212
100K MF
R215
15K MF
1 2 3
SW100A
4PCO
7 8 9
SW100C
4PCO
R204
100R MF
C208
470P PPW R223
10R MF
C204
100N PE
C207
100N PE
R216
2M2 MF
3
2
6
74
IC200
TL071CD
0V_SIG0V_SIG
D200
1N4148
R218
22R MF
R219
22R MF
C206
100N PE
0V_SIG0V_HF
0V_SIG
0V_SIG0V_HF
D201
1N4148 D202 1N4148
R206
100R MF
RIGHT IN
RIGHT OUT
Q_201
Q_202
Q_203
R224
5K6 MF
C217
470P PPWC216
470P PPW
C215
1N3 PP
C211
10N PP AX
C212
10N PP AX
C218
10U NP
C213
1U0 PE
C219
100P PP
C210
4N7 PP
C201
1N0 PP
00_1051 JAG 22/3/01 PRODUCTION ISSUE 1
C220
1N0 PP
01_1070 JAG 17/4/01 updated pcb and scm 2

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Filename ECO No. DESCRIPTION OF CHANGE
L882C1_4.1.PRJ
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
A85 amplifier and PSU - top sheet
Circuit Diagram
L882C1
J Reckless
20-Mar-2002
INITIALS
Date Printed 1 4Sheet of
Notes:
Top+
Top-
SK100A
CAMCON_G
Bot+
Bot-
SK100B
CAMCON_G
Top+
Top-
SK101A
CAMCON_G
Bot+
Bot-
SK101B
CAMCON_G
D100
1N4003F D101 1N4003F
1 2
34
5 6
78
SP100
STAR_8
EMC
1
N
FSK104A
PHONO4G
N
F
SK104B
PHONO4G
0V_SIG
0V_SIG
0V_SIG
1 2 3
SW100A
2PCO
4 5 6
SW100B
2PCO
C100
1N0 SM
1
2
3
4
SK102
AMPCT4
STANDBY
SPKR1 ON
SPKR2 ON
THERMPROT
VIPROT
DCPROT
AC PRESENT
L SIG
R SIG
SPKR1 ON
SPKR2 ON
THERMPROT
VIPROT
AC PRESENT
DCPROT
LS L
LS R
L SIG
0V_SIG
0V_LS_L
0V_HF_L
+49V
-49V +5V_D
+49V
-49V
0V_D
0V_PSU
R SIG
0V_SIG
0V_LS_R
0V_HF_R
+49V
-49V
0V_TRIG
LS L
0V_LS_L
0V_LS_R
LS R
+49V
0V_D
VIPROT_L
DCPROT_L
DCPROT_L
VIPROT_R
DCPROT_R DCPROT_R
VIPROT_L
VIPROT_R
STANDBY
+49V
+5V_D
0V_D
0V_PSU
0V_LS_R
0V_HF_R
0V_LS_L0V_HF_L
0V_D
0V_TRIG
0V_SIG
R103
330R 1W CF
R104
330R 1W CF
R105
100R 1W CF R106 100R 1W CF
1
2
3
4
SK106
AMPCT4
2
3
1
4
5
6
7
SK105
HPSKT
1
2
3
4
SK107
AMPCT4
LS L
LS R
0V_LS_L
REMOTE
REMOTE
FROM PREAMP
INTEGRATED / PRE-POWER
MODE SELECT SWITCH
TRIGGER
TRIGGER
TP102
TP101
TP100
TP103
TP104
TP105
TP106
TP107
TP108
TP109
TP110
TP117
TP111 TP113 TP115
TP112 TP114 TP116
0V_D +5V(D)
VPOS
VNEG
0V_PSU
PWRON THPROT_uCVIPROT_L
VIPROT_R VIPROT_uC
AC_PRES0V_TRIG
DCPROT_L
DCPROT_R DCPROT_uC RC5 IN
TRG IN
L882C2
L882C2_4.1.SCH
INPUT
0V_SIG VIPROT DCPROT
OUTPUT0V_LS
0V_HF
VPOS
VNEG
L882C3
L882C3_4.1.SCH
INPUT
0V_SIG VIPROT DCPROT
OUTPUT0V_LS
0V_HF
VPOS
VNEG
L882C4
L882C4_4.1.SCH
RLY100A
RLY G5Z-2A-E
RLY100B
RLY G5Z-2A-E
RLY100C
RLY G5Z-2A-E
RLY101A
RLY G5Z-2A-E
RLY101B
RLY G5Z-2A-E
RLY101C
RLY G5Z-2A-E
TR100
BD179
TR101
BD179 R101
100R SM
R102
100R SM
R107
220R SM R108 220R SM
PCB
PCB
L882PB_4
TP118
TP119
TP120
TP121
1
2
3
4
5
6
7
8
9
10
11
12
13
14
SK103
FFC 14W 2.54MM VER
8K7014
EARTH LEAD
8M101
EL
EARTH LEAD
1 2
PL100
1 2
PL101
R100
10R MF
02_E035 JBR 4/2/2002 FUSE VALUES UPRATED TO T4A 4.0
02_E062 JBR 20/3/02 LDO REG FITTED TO IC201 4.1

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Filename ECO No. DESCRIPTION OF CHANGE
L882C2_4.1.SCH
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
A85 amplifier - power supply and microcontroller interface
Circuit Diagram
L882C2
J Reckless
20-Mar-2002
INITIALS
Date Printed 2 4Sheet of
Notes:
L
N
E
NEL
SK203
IEC3 NO RIVETS
BC200
TOOLING4.1
Green
1
SK202
CAGECLAMP1
C205
3N3 MAINS C206
3N3 MAINS
Far from PCB
SK201B
JACK3.5X2
Near to PCB
SK201A
JACK3.5X2
SW200B
VOL SEL SLIDE
SW200A
VOL SEL SLIDE
C208
3N3 MAINS
C207
3N3 MAINS
Vin
I
GND
G
Vout O
IC201
L4940V5
D203
1N4003F
D201
1N4003F
D202
1N4003F
D200
1N4003F
C225
100N CD C226 100N CD
VR201
VDR 115V
VR200
VDR 115V
+1
~2
-
4
~
3
BR200
BRGBU8D
LIVENEUTRAL
EARTH
EMC Shield
SH200
EMCMAINS
NEUTRAL
LIVE
LIVE
NEUTRAL
0V_D
+5V(D)
0V_D
0V_PSU
VPOS
VNEG
0V_PSU
+49V
+5V_D
0V_D
PWRON
-49V
+5V_D
TH200
PTH90DEG
+5V_D
0V_D
THPROT_uC
VIPROT_L
VIPROT_R
+5V_D
0V_D
VIPROT_uC
0V_D
9VRMS
+5V_D
0V_D
9VRMS
+C229
22U EL
AC_PRES
+
C227
3300u 25V
+C228
1000u 10V
2
3
4
6
7
8
1 5
SK204
MOLEXPWR8
1
2
3
4
5
6
SK200
MOLEXPWR6
D206
BAS16W SM
TR204
BC849B
R211
10K SM
R220
10R SM
R200
1K0 SM TR202
FMMT597
D205
BAS16W SM C213
10N SM
TR203
FMMT497
DZ207
15V 350MW SM
+C223
10U EL
+C222
10U EL
R210
10K SM
+49V
0V_TRIG
0V_TRIG
1 2
IC202A
74HC14D
3 4
IC202B
74HC14D
1011
IC202E
74HC14D
1213
IC202F
74HC14D
C214
10N SM
C215
10N SM
R213
4K7 SM
R214
4K7 SM
TR205
BC856B
R206
1K0 SM C218
10N SM
C203
100N SM
DCPROT_L
DCPROT_R
+5V_D
0V_D
DCPROT_uC
0V_D
5 6
IC202C
74HC14D
89
IC202D
74HC14D
C216
10N SM
C217
10N SM
R215
4K7 SM
R216
4K7 SM
TR206
BC856B
R207
1K0 SM C220
100N SM
C204
100N SM
14
7
IC202G
74HC14D C201
100N SM C202 100N SM
R205
1K0 SM
R221
10R SM
C224
100N CD
R219
1K8 SM
R212
4K7 SM
TR201
FMMT497
TRIGGER OUTPUT
APPROX 13.5VDC
60mA MAX CURRENT
R201
1K0 SM
R202
1K0 SM
R203
1K0 SM
R204
1K0 SM
C219
10N SM
C221
10N SM
MAINS WIRING AND AUXILIARY SUPPLY
POWER AMP SUPPLY
MICROPROCESSOR SIGNALS INTERFACE
HS
HS200
TO220HS08REG
1
2
3
4
5
6
SK205
AMPCT6
RLY200A
DPDT5V
RLY200B
DPDT5V
RLY200C
DPDT5V
115V
115V 6
4
2
10V
5
8
9V
0V
9V
37
0V
TX200
TX 3VA 9301
TR200
BD179
R217
10R SM
R218
10K SM
STANDBY RELAY CONTROL
R227
1K0 SM DZ204
4V7 350MW SM
R228
100K SM
L200
27mH C200
680P PP
3
21
IC200A
LM393A SM
R223
10K SM
R229
100K SM
R209
10K SM
R224
1K8 SM
R230
1K5 SM
5
6
7
IC200B
LM393A SM
84
IC200C
LM393A SM
R225
1K8 SM
C231
1N0 SM
R208
10K SM
C232
100N SM
0V_TRIG
+5V_D
RC5 IN
CARRIER FILTER AND DEMODULATOR
C230
10N SM
MODULATED RC5
REMOTE CONTROL INPUT
+C233
10U EL
R222
10K SM
TRG IN
TP206
TP200
TP207
TP203
TP201
TP202
TP210
TP204
TP205
TP208
TP209
TP211
TP212
+C209
10,000u 63V
+C210
10,000u 63V
R226
470R SM
C211
100N PC
C212
100N PC
CHASS
SK101C
CAMCON_G
C235
1N0 SM
C234
220N X2 CLASS
R231
1M5 VR25
NF
NF
F202
T750mA SM
02_E035 JBR 4/2/2002 FUSE VALUES UPRATED TO T4A 4.0
F200
T4A
F201
T4A
02_E062 JBR 20/3/02 LDO REG FITTED TO IC201 4.1

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Filename ECO No. DESCRIPTION OF CHANGE
L882C3_4.1.SCH
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
A85 amplifier - power output stage left
Circuit Diagram
L882C3
J Reckless
20-Mar-2002
INITIALS
Date Printed 3 4Sheet of
Notes:
R324
1K0 SM
TR300
FMMT597 TR301 FMMT597
R315
100R SM R316 100R SM
R319
100R SM
TR314
FMMT497 TR315
FMMT497
R317
100R SM R318 100R SM
R320
100R SM
R322
22R SM
0V_SIG
C317
470N PE
0V_SIG
0V_SIG
INPUT
0V_SIG
R350
5R6 2W CF
C319
100N PE
0V_HF 0V_LS
C313
100N SM
R341
330R SM
R342
330R SM
R343
100R SM
R344
100R SM
R345
0R0 SM
R346
0R0 SM
R334
22K SM
R336
22K SM
D301
BAS16W SM
D302
BAS16W SM
TR312
FMMT497
TR304
FMMT597
TR313
FMMT497
TR302
FMMT597
DZ305
4V7 350MW SM
0V_HF
VIPROT
C320
100U NP
TR305
FMMT597
DZ306
4V7 350MW SM
0V_HF
DCPROT
OUTPUT
0V_LS
0V_HF
VPOS
VNEG
0V_HF
0V_HF
DZ300
15V 350MW SM
DZ301
15V 350MW SM
C309
100N SM
C310
100N SM
C314
100N SM
0V_SIG
0V_SIG
D304
1N4003F
D303
1N4003F
R302
10K SM
R327
22K SM
RV300
100R PSET
C312
10N SM
1
2
PL300
BIAS
R325
1K0 SM
R326
1K0 SM
ADJ BIAS
D300
BAS16W SM
R300
10K SM
R309
10K SM
R305
10K SM
R306
10K SM +C305
10U EL
MEASURE
TR318
SAP15N
TR319
SAP15P
R301
10K SM
C315
100N SM
R347
100R SM
R349
100R SM
R348
100R SM
R340
100K SM
DZ302
4V7 350MW SM
DZ303
4V7 350MW SM
3
21
84
IC300A
TL072CD
5
6
7IC300B
TL072CD
R328
4K7 SM
0V_HF
0V_SIG
TR311
FMMT497
TR303
FMMT597
TR310
FMMT497
TR307
FMMT597
C307
100P SM
C308
100P SM
INPUT FILTER V TO I AMP
DC SERVO
PNP CURRENT MIRROR
NPN CURRENT MIRROR
PRE DRIVER
PRE DRIVER
OUTPUT STAGE
OUTPUT STAGE
V-I PROTECTION
V-I PROTECTION
VI PROTECT
SIGNAL TO MICRO
DC OFFSET
DETECTION
DC OFFSET SIGNAL
TO MICRO
ZOBEL NETWORK
TR316
FMMT497
TR308
FMMT597
TR317
FMMT497
R311
10K SM
R312
10K SM
R313
10K SM
R303
10K SM
R304
10K SM
R307
10K SM
R310
4K7 SM
R329
4K7 SM
+
C300
100U EL
+
C301
100U EL
R338
150R SM
R339
150R SM
R308
22K SM
R314
10K SM
TR309
FMMT497
TR306
FMMT597 R323 22R SM
R321
22R SM
TP302
TP303
TP304
TP307
TP308
TP305
TP306
R337
22R SM
R331
1K5 SM
R332
1K8 SM
R330
1M0 SM
R333
3K3 SM
R335
3K3 SM
L300
2U2H LAC SMALL
R351
10R MF
C316
470P PPW C311
100N PC
+C318
10U EL
TR321
FMMT597
TR320
FMMT497
+C302
100U EL 100V
+C306
100U EL 100V
R352
470R 2W MF 5%
R353
470R 2W MF 5%
BOOTSTRAP
BOOTSTRAP
(SET TO 16mV)
+C303
100U EL
+C304
100U EL
TR322
FMMT497
R354
1K0 SM
R355
6K8 SM
02_E035 JBR 4/2/2002 FUSE VALUES UPRATED TO T4A 4.0
02_E062 JBR 20/3/02 LDO REG FITTED TO IC201 4.1

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DATE
Filename ECO No. DESCRIPTION OF CHANGE
L882C4_4.1.SCH
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
A85 amplifier - power output stage right
Circuit Diagram
L882C4
J Reckless
20-Mar-2002
INITIALS
Date Printed 4 4Sheet of
Notes:
R424
1K0 SM
TR400
FMMT597 TR401 FMMT597
R415
100R SM R416 100R SM
R419
100R SM
TR414
FMMT497 TR415
FMMT497
R417
100R SM R418 100R SM
R420
100R SM
R422
22R SM
0V_SIG
R430
1M0 SM
R431
1K5 SM
R432
1K8 SM
C417
470N PE
0V_SIG
0V_SIG
INPUT
0V_SIG
R450
5R6 2W CF
C419
100N PE
0V_HF 0V_LS
C413
100N SM
R441
330R SM
R442
330R SM
R443
100R SM
R444
100R SM
R445
0R0 SM
R446
0R0 SM
R434
22K SM
R436
22K SM
D401
BAS16W SM
D402
BAS16W SM
TR412
FMMT497
TR404
FMMT597
TR413
FMMT497
TR402
FMMT597
DZ405
4V7 350MW SM
0V_HF
VIPROT
C420
100U NP
TR405
FMMT597
DZ406
4V7 350MW SM
0V_HF
DCPROT
OUTPUT
0V_LS
0V_HF
VPOS
VNEG
0V_HF
0V_HF
DZ400
15V 350MW SM
DZ401
15V 350MW SM
C409
100N SM
C410
100N SM
C414
100N SM
0V_SIG
0V_SIG
D404
1N4003F
D403
1N4003F
R402
10K SM
R427
22K SM
RV400
100R PSET
C412
10N SM
1
2
PL400
BIAS
R425
1K0 SM
R426
1K0 SM
ADJ BIAS
D400
BAS16W SM
R400
10K SM
R409
10K SM
R405
10K SM
R406
10K SM +C405
10U EL
MEASURE
TR418
SAP15N
TR419
SAP15P
R401
10K SM
C415
100N SM
R447
100R SM
R449
100R SM
R448
100R SM
R440
100K SM
DZ402
4V7 350MW SM
DZ403
4V7 350MW SM
3
21
84
IC400A
TL072CD
5
6
7IC400B
TL072CD
R428
4K7 SM
0V_HF
0V_SIG
TR411
FMMT497
TR403
FMMT597
TR410
FMMT497
TR407
FMMT597
C407
100P SM
C408
100P SM
INPUT FILTER V TO I AMP
DC SERVO
PNP CURRENT MIRROR
NPN CURRENT MIRROR
PRE DRIVER
PRE DRIVER
OUTPUT STAGE
OUTPUT STAGE
V-I PROTECTION
V-I PROTECTION
VI PROTECT
SIGNAL TO MICRO
DC OFFSET
DETECTION
DC OFFSET SIGNAL
TO MICRO
ZOBEL NETWORK
TR416
FMMT497
TR408
FMMT597
TR417
FMMT497
R411
10K SM
R412
10K SM
R413
10K SM
R403
10K SM
R404
10K SM
R407
10K SM
R410
4K7 SM
R429
4K7 SM
+
C400
100U EL
+
C401
100U EL
R438
150R SM
R439
150R SM
R408
22K SM
R414
10K SM
TR409
FMMT497
TR406
FMMT597 R423 22R SM
R421
22R SM
(SET TO 16 mV)
TP402
TP403
TP404
TP405
TP406
TP407
TP408
R437
22R SM
R433
3K3 SM
R435
3K3 SM
R451
10R MF
C416
470P PPW C411
100N PC
+C418
10U EL
TR421
FMMT597
TR420
FMMT497
+C402
100U EL 100V
+C406
100U EL 100V
R452
470R 2W MF 5%
R453
470R 2W MF 5%
BOOTSTRAP
BOOTSTRAP
+C403
100U EL
+C404
100U EL
L400
2U2H LAC SMALL
TR422
FMMT497
R454
1K0 SM
R455
6K8 SM
02_E035 JBR 4/2/2002 FUSE VALUES UPRATED TO T4A 4.0
02_E062 JBR 20/3/02 LDO REG FITTED TO IC201 4.1

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DRAWING NO.
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DRAWING TITLE
Drawn by:
DATE
Filename ECO No. DESCRIPTION OF CHANGE
J:\Released_Documents\Native_format_files\Protel_DDB\L928_B.3.Ddb - Documents\L928CT_1_B.3.PRJ
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
A32 FMJ AMP DISPLAY PCB
Circuit Diagram
L928CT1
CL
10-Oct-2001
INITIALS
Date Printed 1 2Sheet of
Notes:
L928CT_B.1
L928CT_2_B.3.SCH
FD_1
FIDUCIAL
FD_2
FIDUCIAL
A32 FMJDISPLAY PCB
MICRO
PCB
PCB1
L928PB_B
CHASSIS 1
CHASSIS 2
CHASSIS 3
(BY SK3)
(BY SK1)
(BY SK2)
C39
1N0 SM
C45
1N0 SM
C40
1N0 SM C41 1N0 SM C43 1N0 SM C44 1N0 SM
C46
1N0 SM C47 1N0 SM C49
1N0 SM
C48
1N0 SM
0V_D
0V_D 0V_D 0V_D 0V_D
0V_D0V_D
0V_D0V_D
0V_D
CL INITIAL PROTOTYPE25/04/01 A.0
FIX2
FIXING HOLE 3.5
FIX7
FIXING HOLE 3.5 FIX10 FIXING HOLE 3.5 FIX5 FIXING HOLE 3.5
FIX11
FIXING HOLE 3.5
FIX13
FIXING HOLE 3.5
FIX3
FIXING HOLE 3.5
FIX8
FIXING HOLE 3.5
FIX1
FIXING HOLE 3.5
FIX6
FIXING HOLE 3.5
FIX9
FIXING HOLE 3.2 FIX12 FIXING HOLE 3.2
C38
1N0 SM
C37
1N0 SM
0V_D
0V_D
WAF 9/08/01 UPDATED PROTOTYPE B.0
JBR 10/9/01 PRE PRODUCTION RELEASE B.2
WAF 26/9/01 STICKY PADS RENUMBERED B.3