Page 1
12340 World Trade Drive
CH1 LIM OP INV
CH2 LIM OP INV
San Diego, CA 92128
H11B.G
H11B.F
H11B.B
CH1 LIM OP INV
H11B.A
H11B.D
H11B.H
H11B.I
H11B.J
H11B.C
H11B.E
F1
QC3
E2
EARTH GND
C11
+
sec 82µF
-15VDC PRI
47K 1W
600V 1A SMT
Q803
FSDH0265RN
PWM
Vfb
Z801
Z805
+
Q808
CH1 LIM OP OUT
R130
4.7K
+15V PRE
-15V PRE
R230
4.7K
Q1
D14D15
0.0033µF 400v
R848
D814
8
7
Drain
6
1
GND
Vcc
PWRCOM
9.1V
9.1V
#4831#484
(858) 487-1600
FAX 487-6629
DATE:
18 OCT2008
DATE:
REV:
J
REV:
DATE:
16 JUNE 09
LIM AMP CNTRL
V+ CS
R131
4.7K
C175
330pF
+15V PRE
8
2
Ð
A17.A
1
+
3
2114
4
-15V PRE
R189
150k
560pF
C189
CH1 CLIP LIM TAP
D19
R84
220K
R85
910
CH2 LIM OP INV
CH2 LIM OP OUT
R231
4.7K
C275
330pF
+15V PRE
8
2
Ð
A18.A
1
+
3
2114
4
-15V PRE
C289
560pF
D22
OUTPUT2
R94
220K
R95
910
L800
1uF 250V AC
C837
1uF 250V AC
4.7nF 250V AC
500 ms delay
C810
15-86025
PRI
BIAS
PWRCOM
R866
4.7
D826
1A 600V
+
R867
C841
33K
22µF
R831
1.5K
MOUNTING HOLES
HEATSINK MOUNTING
1
#1191 #1192 #1193
CH2 CLIP LIM TAP
ARVIN
C
DCM2, DCL AND DCX
FLAT PCB DESIGN
Dual TRACKER
DRAWN BY:
GEORGE DREYER
APPROVED:
#1688
PCB
30-02050
NO:
ASSY.
#49998
80-02050
NO:
REVISED BY:
GEORGE DREYER
REV E first step out of R/D design.
Changes from Rev E to Rev F
Corrections to ground plains and changes in footprints.
Also changed to front panel layout to match DCMseries layout of LED's.
Changes from Rev H to Rev I
Corrections to ground plain short near R156 on rev H.
Added input dif amp on input jack PCB to reduce noise in cabling.
L
E
N
PL2
+15VDC PRI
R16
220K
470K smt 1/4w
R17
Z4
cut trace
47V sec
5
Vstr
4
Ipk
3 2
R837
N/U
1
#174
#1734 #1735 #1736
#3909 #3910
#1707 #1708
C830
0.047µF
PWRCOM
#6581#667
1
#1737 #1738
#3074 #3075
#1709 #1712 #1718 #1724 #1725 #1727 #19728 #1729 #1733
#3076 #3635 #3636 #3637 #3638 #3639 #3640 #3907 #3908
hs1 hs2 HS3 hs4 hs5
4. ADDED AS SECONDARY OPERATION.
3. ALL DIODES ARE TYPE 1N4003, EXCEPT AS NOTED.
2. ALL CAPACITORS IN MICORFARADS, EXCEPT AS NOTED.
1. ALL RESISTORS IN OHMS
NOTES: UNLESS OTHERWISE SPECIFIED.
+15VDC
4.7K
POWER
BLUE power
-15VDC
Changes from Rev I to Rev J
Cap added at Q7(C41) and Q8 (C42).
Added bypass caps.
Added resistor r181 at C69.
Moved R834 from +15VDC PRI to Vref.
R138
68K
C176
39pF
C18622+
R133
5
+
A17.B
2.2K
Ð
6
C177
R134
82pF
4.7K
OUTPUT1
+
D4
.1µF
C77
+15V PRE
R81
V2
100½ smt 1/4w
n/u
7
R174
R107
R106
C43
1K
1K
220pF
R137
47K
C52
.1µF
R80
1.5K
+15V PRE
R142
R139
1K
4.7K
Q102
340
R140
470½
R143
1K
R29
0
470
D106
R144
1N914
1K
D107
Q103
1N914
350
R141
R145
4.7K
1K
+
C76
R118
.1µF
-15V PRE
R238
68K
R207
C276
1K
+15V PRE
R206
39pF
1K
C45
220pF
C82
R233
5
+
+
7
A18.B
2.2K
22
Ð
6
C277
82pF
R289
R234
150K
4.7K
C53
N:5
Q233
5550
R273
L801
3mH3mH
C839
4.7nF 250V AC
EARTH GND
TR1
0.47µF 250V AC
T
C809
C838
C840
K1
T1
RECT A C
D823
+ +
C842
PWRCOM
D824
1
#1145
#1163
#1123 #1128
470
C843
470
#1149
E6
HEATSINK
E5
HEATSINK
E3
HEATSINK
E1
HEATSINK
+/-15VDC
DSP
#44
#59
#141
R242
R239
1K
4.7K
Q202
340
R240
470½
R243
1K
R30
0
R237
470
D206
1N914
R244
1K
R274
D207
47K
1N914
Q203
350
.1µF
R245
R241
1K
4.7K
-15V PRE
10K
N:76
QC1
250VAC
.047
QC2
C14
R844
470K
R845
470K
NEUT
+15VDC PRI
Q806
-15VDC PRI
R836
4.7K
D203
-15VDC
Clip 2
D623
+15VDC
C48
.1µF
-15VDC .1µF
ch2 80%
+
D624
C70
1
+
ch2 50%
+
C71
1
C49
-15VDC
RAIL+
6.8K
R108
CLIP
1.5K
R105
80 %
2.2K
R100
50 %
3.9K
R97
V+ PRE
R79
D7
220K
V+ PRE
R146
R222
R223
C182
560
150
150
150
Q107
Q104
MJD350
AMP1 +DR
1N914
R152
22
D110
R34
680
R49
220
P105
cw
500
Q105
MJD340
R149
R224
150
150
R153
220
Q121
MJD340
R154
R150
47
C180
Q122
MJD350
AMP1 -DR
R157
22
22
1W
2.4 x12
R155
R151
47
22
1W
R156
220
1N914
D111
2.4 x12
Q110
Q108
C184
560
MJW21193
Q7
0.047C41 0.047C42
31
.1
R225
150
V- PRE
C282
560
V+ PRE
R216
R217
150
150
Q204
R252
22
Q221
MJD340
R254
Q8
47
31
C280
.1
R255
47
R256
Q222
220
MJD350
R257
22
Q205
R219
R220
C284
560
150
150
D801
NEUT
D820
D818
-15VDC PRI
+
C69
1µF 400V
PWRCOM
R815
220K
R816
220K
+15VDC PRI
VREF
R854
33K
8
6
+
Ð
R818
+
10K
5
4
AC MAINS VOLTAGE DETECTION
Q207
AMP2 +DR
1N914
D210
R253
220
R250
22
1W
R251
22
1W
Q210 Q212 Q214 Q216
1N914
D211
Q208
AMP2 -DR
C800
2200µF 200V
K3
D817
C801
2200µF 200V
4.7nF 250V AC
EARTH GND
R184
sec
470K
R805 2.2K for DCM3800L
R185
470K
sec
C823
0.001uF
PWRCOM
R834
n/u
VOLTAGE DOUBLING OFF ABOVE 140VAC
+
R835
C817
33K
1µF
PWRCOMPWRCOM
cw
MJD340
+15VDC PRI
-15VDC PRI
R811
R246
150
MJD350
R50
680
R56
220
P205
500
R249
150
V- PRE
LINE
1W
10
R181
4.7K
R62
6.8k
D9
n/u
A803.B
7
4565
VALUE CHANGES BETWEEN DIFFERENT AMP MODELS:
DCM3000L:
R49, R56 = 100 ohm R49, R56 = 100 ohm
DCM3800L:
R805 = 2.2K
CLIP
4
Ð
A5.A
+2
5
80 %
6
Ð
A5.B
+1
D5
7
ch2sig
-15VDC
R1109A
R1109B
+
100K
SIG
R1109C
R1109D
R98
R1109E
R1109F
2.2K
+15VDC
R119
+15VDC
2.2K
R120
ch1sig
D6
R104
150
ch1 50%
80 %
D614
ch1 80%
D613
D103
Red
Clip 1
R1111A
R1111F
R1111C
R1111D
R1111B
R1111E
2.4 x12
R1112A
R1112F
R1112C
R1112D
R1110A
R1110B
R1112B
R1112E
R1110F
R1110D
R1110C
R1110E
2.4 x12
Q112 Q114 Q116
MJW21193
R2211A
R2211F
R2211C
R2211D
R2211B
R2209F
R2209D
R2209E
2.4 x12
R2212A
R2210F
R2212C
R2212B
R2210D
R2210E
2.4 x12
MJW21193
MJW21193
RECT AC
R800
47K 1W
Q800GATE
10½
C848
+
2200µF 200V
+
BIAS
C847
2200µF 200V
Q802GATE
R801
47K 1W
PWRCOM
VREF
+
C822
1
22µF
ERROR-
2
PWRCOM
Z3
UNDER/OVER VOLTAGE SHUT DOWN
5.1V sec
R813
ERROR+
3
SYNC
4
OSC OUT
5
CT
R829
6
RT
5.6K
7
DISCHG
8
SS
+
220
C835
22µF
PWRCOM
1K
R850
PWRCOM
R2212D
R806
D821
D822
R810
10½
R807
Q801
PWRCOM
R2211E
R2212F
R2212E
V- TRACKCH2
10K
RECT AC
R823
470K
R824
470K
R825
10K
2.4 x12
2.4 x12
C824
C826
R2209A
R2209B
R2210A
R2210B
HBIAS2.A
HBIAS2.B
1
+
+
1µF
R2209C
R2210C
#4811#482
R805
1.8K
50 %
A22.A
SIG
A22.B
SIG
A22.D
50 %
A22.C
A5.D
CLIP
A5.C
V+ TRACK
R808
10K
SG3525
SHUTDN
+15VDC PRI
+
C32
Ð
+2
Ð
+1
Ð
+14
Ð
+13
Ð
+14
Ð
+13
V- TRACK
V+ TRACKCH2
2.4 x12
2.4 x12
Q800
Q802
U1
VREF
VCC
BOUT
VC
GND
AOUT
COMP
22uF
PWRCOM
VREF
C808
0.1
PWRCOM
C806
0.1
4
5
6
7
8
9
10
11
8
9
10
11
R1113A
2.4 x12
R1114A
2.4 x12
R2213A
R2213B
R2214A
R2214B
+15VDC PRI
16
15
14
13
12
11
10
9
PWRCOM
R26
27K
R23
1K
R28
10K
+
+
PWRCOM
R1113C
R1113B
R1114C
R1114B
R2213C
R2213D
R2214C
R2214D
R812A
PWRCOM
Q3
R822
22K
R809
33K
47K
22
22
R1113D
R1114D
R2213E
R2214E
PWRCOM
R821
R1113E
R1114E
R2213F
R2214F
22½
1W
R828A
22½
1W
+
R5
220K
D3
+
C7
C8
+
D8
R6
220K
R1113F
R1114F
Q215Q213Q211Q209
C802
.01
R819
10K
6
5
2
Ð
A803.A
+ 1
3
2
Ð
A801.A
+
3
-15VDC
R121
27K
R122
27K
-15VDC
Q115Q113Q111Q109
C818
250pF
R812B
22½
1W
R828B
22½
1W
R851
Ð
A801.B
+ 7
+15VDC PRI
8
4
-15VDC PRI
C820
C827
.47
D13
100
4565
A4.A
R24
100
R25 100
A4.B
1.68 x6
1.68 x 6
250pF
D12
R849
1
Ð
+1
Ð
+7
R1115A
2.4 x12
R1116A
2.4 x12
R2215A
R2215B
R2216A
R2216B
R123
n/u
R117
Q CENTER
ISENSE-
R817
10½
100
R852R826
VREF
D825
D827
AMP2
2
3
6
5
R1115C
R1115B
R1116C
R1116B
R2215C
R2215D
R2216C
R2216D
22
L1
L802
+
N/U
PWRCOM
cw
P1
C10K
R1115F
R1115D
R1115E
R1116F
R1116D
R1116E
Q217
R2215F
R2215E
R2216F
R2216E
Q218
1W
#5441#545
C836
82µF
Q809
Q810
C46
.1µF
+15VDC PRI
D828
1W
ISENSE+
C819
+
0.47uF
-15VDC PRI
Q117
Q118
1.68 x6
1.68 x 6
C47
PWRCOM
C805
+
.47uF 400V
1
Q811
R855
N/U
+15V PRE
+
1
4565
120pF
15K
P2
C10K
R2217A
R2218A
PWRCOM
A802.A
A14.A
AMP1
cw
R2217B
R2218B
.0033uF
PRI
SHLD
PRI
Q812
R853
10K
8
4
R1117A
1.68 x6
R1118A
1.68 x 6
R2217C
R2217D
R2218C
R2218D
1
T3
R804A
2
Ð
+
3
C2
.1u
C57
R86
2
Ð
+1
3
15K
R89
Red protect
protect
D11
Q119
R1117C
R1117D
R1117B
R1117E
R1118C
R1118D
R1118B
R1118E
Q219
R2217F
R2217E
R2218F
R2218E
Q220
20
HI RAIL
LOW RAIL
SEC
SHLD
R804B
10
R804C
C50
.1µF
.1µF
C51
D815
VREF
R820
+
10K
R1117F
R1118F
Q120
10
10
C28
1µF
1.68 x6
1.68 x 6
56pF
120pF
R14
1K
R2219A
R2219B
R2220A
R2220B
1
10
+15V PRE
+
+
-15V PRE
A802.B
+
C54
120pF
15K
A25.A
HBIAS1.A
HBIAS1.B
R1119A
1.68 x6
R1120A
1.68 x 6
R2219C
R2219D
R2220C
R2220D
.0033µF
C64
T2
R843
100K
1.5K
R802
C66
R1119C
R1119B
R1120C
R1120B
R2219F
R2219E
R2220F
R2220E
680pf
+
D21
2
3
9
8
4
5
6
7
6
Ð
+7
5
+
C59
R91
Ð
+1
R93
R1119D
R1120D
22 1W
n/u
C804
0.1µF
C807
220pF
R10
22K
2
3
15K
R1119E
R1120E
10
R183
J1B
R830
12K
R87
10K
R88
10K
Q13
56pF
C68
120pF
RAIL+
H11A.B
R1119F
R1120F
SMB
D208
SMB
D209
C821
16A 400V
R827
D807
J1A
N/u
PWRCOM
Q802GATE
Q800GATE
Q CENTER
R847
47K
R839
27K
R840
10K
PWRCOM
R803
10
1W
OVER CURRENT DETECTION
PWRCOM
22µF
C105
CH2 BRDG FET2
CH1
R43
33K
R90
10K
C103
R92
10K
C58
C72
R115
R99
6
Ð
A25.B
22K
+ 7
5
H11A.F
D108
Diode SMB SMT1A
D109
SMT
THERMAL DIO
C22
.01
D2
D10
1N914
0
R82
D806
D805
D809
D808
D812
D813
D819
8A 200V
VREF
R842
1K
OVER TEMP/AUX PROTECTION
C834
0.1µF
Q807
D800
D802
D803
D804
Q12
22µF
C104
27pF
33K
H11A.D
4.7K
R326
R177
6.8K
R176
33K
V- PRE
C1
1µF
1N914
THERMAL DIODE
HTEST1.A
HTEST1.B
R277
R276
33K
D810
16A 400V
D811
1000µF 35V
+
C813
+
C5
1000µF 25V
V+ TRACKCH2
ISENSE+
1W
10
R814
ISENSE-
C67
6
5
CH2 FET2
BRDG AMP CNTRL2
22µF
R36
H11A.E
Q130
5401
C181
.01
R178
100K
+15V PRE
R329
1.8K
100
+
C40
C3
.01
6.8K
5401
R278
100K
V- PRE
+
+
1W
10
R858
12V DSP
V+ TRACK
R96
Ð
A14.B
+ 7
33K
R179
R83
.01
Q230
-24V
33K
C281
C31
C33
27pF
+
.01
R159
0
R169
0
R42
CURLIM
100K
R311
47K
R312
1.5K
R210
68
R315
R211
+
C34
+
C6
10
22uF
R859
AMP1 +DR
AMP1 -DR
AMP2 +DR
22µF
C410
0
R180
CH1
3.3K
+15V PRE
1.8K
270
R212A
22½
1W
C221B
0.047µF 100V
R279
100K
+
C811
C36
+
C35
C37
LM1117 Adj SMT
1W
R710
R9710
100K
AMP2 -DR
+15VDC
-15VDC
OUTPUT1
thermal protection
6
Ð
A20.B
+ 7
5
C9
.1µF
+15V PRE
R314
47k
8
6
+15V PRE
Ð
A21.B
+
-15V PRE
5
4
C60
.1µF
R212B
22½
1W
+
OUTPUT1
CURLIM
V+
1000µF 100V X 4
+
+
+
+
C814
Q9
R15
C15
R57
220½
R72
220½
100K
250p
H55A.A
H55A.B
H11A.G
H55A.D
H55A.E
+
7
10K
R212C
270
250p
H11A.C
H55A.C
H11A.I
H11A.J
C812
C815
10K
R77
10K
R78
C927
H55A.G
H55A.H
H55A.F
CH2 FET2
H11A.A
H11A.H
R325
1K
D310
R331
100K
C4
22
R340
22½
1W
+
150K smt 1/4w
C86
+
+
+
0.047
C27
220K
R9100
10K
R75
10K
R76
+15VDC
R112A
R330
Q302
555
R317
2.2K
Q5
54
R212D
22½
1W
C221
.047µF 250VAC
EARTH GND
R232
22uF
C106
C38
L3
+
C849
C850
+
LORAIL-
C851
C852
L2
V-
C87
LM1117 Adj SMT
Q1A
R113
220½
R114
220½
10K
R716
220K
R101
10K
R9716
R37
2.2K
5550
R73
33K
R74
33K
22½
1W
+15V PRE
68K
+
D312
1N914
C10
.1µF
R318
-24V
R124
DC protection
+
22µF 160V
+
LORAIL+
1W SEC
22µF 160V
V- PRE
R112
270
R736
43K
R9736
43K
BRDG AMP CNTRL =
+15V then BRDG off
0V then BRDG on
Q16
CH2 BRDG FET2
R27
2.2K
Q4
5550
R112C
R112B
22½
22½
1W
C121B
0.047µF 100V
D17
R209
3.3K
C318
R327
22
22K
+15V PRE
R323
27K
Ð
A21.A
+1
R322
470K
MJD340
MJD340
Q301
47K
R125
22
22
1W
D25D26
D27D28
1N914x4
220K
R228
V+ PRE
+
C65
1µF
16V
R186
10
16V
C39
+
+3.3VDC
39p
C733
R729
3.9K
39p
C9733
R9729
3.9K
R41
22K
1W
2
Ð
A20.A
+
3
2
3
5550
Z5
sec
Z6
sec
C9730
250pF
R39
10K
Q17
5401
R38
10K
R40
22K
R112D
22½
1W
+
8
+15V PRE
1
-15V PRE
4
+
R321
5.6K
Q10
1W
OUTPUT2
R229
150K smt 1/4w
+
22uF
C12
Q15
Q804
C828
22uF 35V
C730
R741
6
Ð
A1.B
+ 7
5
250pF
C734
n/u
R9741
10K
6
Ð
A2.B
+ 7
5
C9734
R13
BRIDGE
yellow
+
C121
.047µF 250VAC
EARTH GND
10K
C313
22
C61
C317
.1µF
C310
R9
510
R8
510
1W
R7
510
1W
-24V
R227
R226
47½
E4
HEATSINK
+
C816
+
C85
1µF
Q805
+
+5V
n/u
10K
R951
2.2K
+15 IN
BRDG AMP CNTRL2
4.7K
D1
-15VDC
-24V
D16
R324
Q303
2N5400
EARTH GND
short circuit protection
D311
R320
10K
1N914
.01µ
.1µF
1W
22
R126
1W
22
C30
+
K200
OUTPUT2
220K
D29
1N914
THERMAL DIODE
+15V
L4
0.1
+/- 15VDC
L5
+
0.1
C831
R51
+TRDRCH1
2.2K
+TRDRCH2
H55B.C
H55B.F
H55B.G
H55B.H
K100
RELAY+
H1.A
H1.B
H12.1
H12.B
RELAY+
-15V PRE
-15V
4.7K
R4
S2.A
-15 IN
INPUT SW GND
H55B.E
H55B.D
100½
R175
H55B.B
H55B.A
CURLIM
R319
33K
3.3K
R59
Q14
2N5400
+15V PRE
+
C62
1000µF 25V
+
C63
1000µF 25V
-15V PRE
+15 IN
D20
limiter
100½
R11
100½
R12
100½
R35
100½
R58
INPUT SW GND
S2.B
R31
22K
22½ 1W1%
R136
R419
22½ 1W1%
L100
1.5µH
R182
22½ 1W1%
R420
22½ 1W1%
L200
1.5µH
HF+TRDRCH1
HF+TRDRCH2
HF-TRDRCH2
V- TRACK
R60
43K
V- TRACKCH2
R960
43K
2114
LIMITER
R32
S1.A
Q7262
HF-TRDRCH1
R735
+TRDRCH2
Q7472
Q7662
R775
33K
Q763 Q762
R54
4.7K
R954
4.7K
120pF
+15 IN
10K
8
2
Ð
A6.A
1
+
3
4
-15 IN
120pF
C74
R103
10K
6
Ð
A6.B
+7
5
+15 IN
4.7K
BRIDGE
INPUT SW GND
J3
2-1+1-
2+
SPK2
J4
2-1+1-
2+
+TRDRCH1
Q703 Q702
Q7072
R111
100K
R734
10K
33K
Q723 Q722
R47
150
R752
10K
Q743 Q742
R7445
150
R116
100K
R774
10K
Q7661
R773
22K
R7647
150
10K
R53
R61
250pF
C16
10K
R953
R961
250pF
C916
R147
S1.B
100K
100K
10K
SPK1
R712
10K
R45
150
R7652
1K
R7648
150
Q7261
250p
250p
C73
R3
10K
R158
R18
BP1.C
R52
1K
-TRDRCH1
R733
22K
R48
150
R748
2.2K
R7446
150
-TRDRCH2
39p
C17
C26
39p
C917
c926
39pF
39pF
C75
120pF
4.7K
BRIDGE
D18
R708
2.2K
R46
150
R738
10K
R758
10K
R744
3.3K
R778
10K
R44
220K
220K
R944
R764
C79
120pF
C78
2+
R704
R747
10K
3.3K
R718
10K
3.3K
R767
2
3
2
3
R102
n/u
n/u
10K
C13
C913
C80
10K
2-1+1-
R724
A1.A
A2.A
J5
3.3K
Ð
+
Ð
+
R1
10K
R148
10K
R135
10K
J7
J6
BP1.A
R707
10K
R727
10K
R745
4.7K
EARTH GND
R765
4.7K
R55
10K
+15V
8
2114
4
-15V
R955
10K
+15V
8
2114
4
-15V
C83
BP1.B
BP1.D
R705
4.7K
EARTH GND
R725
4.7K
R746
10K
R766
10K
n/u
1
n/u
1
22
22
+
.001µF
C745
250p
C765
250p
100½
C403
R768
R405
R706
10K
R726
10K
+
C81
C55
22
+
22
C84
+
S3.A
INPUT GND
C705
250p
R728
C725
250p
1
COMP
2
VFB
3
CS
4
RT/CT
Q741
2.2K
1
COMP
2
VFB
3
CS
4
RT/CT
R63
47K
47K
CH1 LIM OP OUT
PARALLEL IN
S4.B
S3.B
GND LIFT
QC4
CH1 CLIP LIM TAP
1
COMP
REF
TL3842
2
VFB
VCC
3
OUT
CS
4
RT/CT
GND
R703
10K
Q701
2.2K
1
COMP
REF
TL3842
2
VFB
VCC
3
CS
OUT
4
RT/CT
GND
R723
10K
U3
8
REF
TL3842
7
VCC
6
OUT
5
GND
R743
10K
U4
8
REF
TL3842
7
VCC
6
OUT
5
GND
R763
10K
Q761
-TRDRCH1
R64
470K
R65
CH2 LIM OP OUT
R963
-TRDRCH2
47K
47K
R965
CHANNEL 2
S4.A
LIM AMP CNTRL
CH2 CLIP LIM TAP
+15V
U700
8
7
6
5
C704
0.1
V- +16V
10
R110
U720
8
7
6
5
C724
0.1
Q721
V-
+15V
C744
C743
0.1
0.1
V- +16V
10
R109
C764
0.1
V-
-15V
470K
R964
CHANNEL 1
J2
R173
10K
+15V PRE
N:5
Q234
5401
R271 10K
1uF 160V
+
C703
0.1
+
1000µF
C723
0.1
LORAIL+
+
C742
22µF
1
2
3
4
C763
0.1
+
R67
10K
R69
10K
-15V
J1
Q133
Q134
5401
R266
R272
22K
C56
LORAIL+
C702
22µF
1
VDD
2
IN
N/C VS
GND
C25A
+
C722
1µF
VDD
IN
N/C VS
GND
C762
1µF
C18
2
3
5550
R171
10K
R172
22K
470
5.6KR267
R268
10K
R270
22K
-15V PRE
FAN7371
+
C25
22µF
C747
+
C748
2.2uF 250V
U5
VB
FAN7371
HO
N/C
C7429
27pF
R66
22K
Ð
A3.A
+ 1
C19
8
6
Ð
A3.B
+
5
4
J100
2
3
J200
2
3
R168
+
C707
1uF 250V AC
U702
VB
HO
N/C
C29
MJD340
C21
8
7
6
5
.1u
27pF
R68
22K
+15V PRE
2114
-15V PRE
1
1
10K
Q232
5550
C708
8
7
643
5
.1u
Q2
+
1uF 160V
Q29
350
7
R167
5.6K
47K
C44
1µF
C219
R2
+15V PRE
Q231
5401
+
Q6
350
R760
R170
Q132
5550
-15V PRE
+
V+
C741
.1u
22µF
33
1µF
+
R720
Z1
9.1V
Z2
5.1V
C747B
C7424
47K
R7421
C732
39pF
39p
39pF
C731
C20
22K
V+
C701
.1u
33
J101
1
+
C119
-15V PRE
R265
100K
C707B
C24
22µF
47K
R21
R19
D743
+
C23
39p
1
3
Q131
2N5400
D703
+
510
R20
510
1W
R166
9.1V
3
R7409
47
R731
2
J201
2
THERMAL DIODE
LIM AMP CNTRL
470
R164
10K
1µF
R165
100K
R264
10K
2
D
R700
47
9.1V
Z704
1W
Q740
2
D
Z743
5.1V
Z744
R7433
510
Q760
1K
R711
1K
R128
1K
R127
1K
MP1MP2MP3MP4MP5MP6
+15V PRE
U2
+15V PRE
Q700
Z703
5.1V
R33
D720
G
1W
D760
G
3
HF+TRDRCH1
+5V
+3.3VDC
100½ smt 1/4w
R162
2.2K
R161
100R
15K
R160
R163
100R
I-2
I+2
BA2
BD2
I-1
I+1
BA1
BD1
1
2345678 9
R263
100R
15K
R260
100R
R261
R262
2.2K
CH2 LIM OP OUT
1
S
D702
L700
3
G
D700
1uF 250V AC
LORAIL+
510
1W
C720
1uF 250V AC
L720
2
D
Q720
G
S
1
3
D722
1
D742
S
L740
3
D740
1uF 250V AC
LORAIL+
LORAIL-
C760
1uF 250V AC
L760
2
D
V- TRACKCH2
S
1
D762
C767
.1u 250V
-15V PRE
470K
R70
HF-TRDRCH1
R71
15K
-15V PRE
HF+TRDRCH2
470K
R129
15K
R132
H4.A
H4.B
H4.C
H4.D
R22
CH1 LIM OP OUT
+15V PRE
10111213141516
V+
BI2
O1O2V-
BI1
-15V PRE
V+ TRACK
C700
LORAIL-
D721
V- TRACK
+
C727
.1u 250V
1uF 250V AC
V+ TRACKCH2
C740
D741
D761
8A 200V
+
+
C767B
1uF 250V AC
HF-TRDRCH2
D701
+
8A 200V
C727B
8A 200V
C768
#2358
BO2BO1
LM13700
8A 200V
C728
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