NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE:
PARTS ENCLOSED IN DASHED LINES MARKED "PT" ARE NOT USED.
NOTE: For placing a purchase order of the parts,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
MAIN IV (Hi-Fi) SCHEMATIC DIAGRAM
R-CH
6V6V
R-CH
L-CH
L:DVD
H:VCR
PT
VSSH
H
L E VEE
VDD
L
PT
VSSH
H
L E VEE
VDD
L
(OP AMP)
(OUTPUT SELECT)
SWITCHING
MUTE-ON
SWITCHING
MUTE-ON
Hi-Fi AUDIO
MTS/SAP PROCESS
(OP AMP)
(SWITCHING)
(SW)
(DRIVE)
SWITCHING
MUTE-ON
SWITCHING
MUTE-ON
SWITCHING
MUTE-ON
SWITCHING
MUTE-ON
SWITCHING
MUTE-ON
TO M II
TO M II
TO M II
TO M II
TO M II
TO M III
TO M III
TO M II
REC AUDIO SIGNAL
PB AUDIO SIGNAL
TO M I
TO M V
TO M II
TO M I
TO M I
TO M V
TO M I
TO M II
TO M I
TO M II
TO M V
TO M I
TO M I
TO M II
TO M II
TO M II
TO M II
TO M II
TO M II
TO M I
TO M II
TO M II
TO M I
TO M I
VDD
GND
VDD
GND
PT
123
45
6 7 8 9 10 11 12 13 14 15 16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33343536373839404142434445464748
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
DVD_AUDIO_SW_H
16
HIFI_MIX_OUT71
HIFI_HEAD_F 61
HIFI_PLAY_H 10
LINE1_IN_R76
1/2_OSC 8
AUDIO_15.7V 90
HIFI_L_OUT79
AUDIO_MUTE_H 5
HIFI_L_OUT_282
HIFI_H_SW 9
DVD_AUDIO_L73
1
2
3
4
5
6
7
8
11
12
13
14
15
16
9
10
SW_MUTE_H
23
HIFI_R_OUT77
SW_5V_VIDEO 19
1
2
3
45
6
7
8
DEFEAT_H 4
1234
5678
SW12V 1
HIFI_HEAD_L 62
SIF_IN 69
IIC_DATA 33
MTS_MODE 52
LINE2_IN_R84
HIFI_NOR_OUT67
DVD_AUDIO_R72
LINE2_IN_L83
123
45678
111213
141516
910
HIFI_HEAD_R 60
1
2
3
IIC_CLK 32
HIFI_D-REC_5V
64
VCR_12V/DVD_L
80
HIFI_R_OUT_281
HIFI_NOR_IN68
LINE1_IN_L78
IC4201
D4211
C4321
R4453
C4313
C4207
D4209
C4902
R4304
C4238
C4202
R4324
J4202
C4221
R4902
R4232
R4327
C4459
C4323
R4217
R4301
C4455
R4317
C4906
R4201
C4213
C4231
R4454
C4453
R4235
Q4302
C4912
R4233
C4240
R4243
R4315
C4914
R4202
L4303
C4246
C4318
C4204
Q4005
R4321
D4206
C4224
R4303
R4312
D4204
R4326
C4324 C4325
R4205
C4242
L4302
R4203
IC4301
D4207
C4223
C4905
C4019
J4305
R4207
J4301
C4205
R4236
C4315
C4230
R4305
R4456
R4452
C4244
Q4305
D4203
R4204
IC4302
R4313
D4201
R4209
C4314
C4911
R4246
C4225
Q4008
R4314
L4451
R4325
Q4304
C4916
R4323
C4920
R4213
R4229
C4214
J4303
IC4303
Q4009
R4901
C4320
R4210
C4452
R4218
C4218
C4222
C4457
D4210
D4214
C4211
R4316
D4212
L4901
L4201
J4306
Q4006
C4212
C4919
C4235
C4326
C4217
R4223
C4451
R4214
C4456
C4203
C4454
R4320
C4239
C4917
R4903
J4302
R4226
D4213
C4234
C4229
C4904
C4913
C4458
C4918
R4245
C4903
R4311
C4206
D4205
C4316
C4241
C4215
C4301
Q4007
R4230
IC4304
C4227
R4228
C4901
R4234
R4227
C4236
C4210
C4209
D4208
C4322
R4319
C4201
J4901
C4228
C4245
R4206
R4220
FL4901
C4208
J4304
L4301
C4220
C4216
Q4303
C4317
R4225
C4312
C4311
R4208
R4451
R4231C4237
R4322
R4318
C4921
C4226
C4243
C4319
R4302
Q4301
R4244
R4224
C4219
D4202
C4302
J4201
C4915
R4306
Q4004
R4455
L4902
TP4208
TP4209
TP4206
TP4205
TP4203
TP4202
TP4204
TP4210
TP4201
TP4207
AN3663FBP
PT
0.01
33K
PT
10/16V
MA165
2.2/50V
PT
PT
4.7/25V
100K
WA7.5
PT
PT
3300
4700
100/6.3V
10/25V
PT
PT
0.1
10K
1/50V
47K
10/16V
PT
PT
PT
22K
PT
0.1
1K
10/16V
0
PT
PT
47K
100U
PT
10/25V
33/6.3V
UN5215
100K
PT
PT
PT
PT
PT
5600
10/25V 10/25V
47K
10/16V
PT
8200
PT
PT
PT
10/16V
PT
PT
8200
WA7.5
10/16V
22K
PT
47/6.3V
PT
PT
PT
PT
2SD601A
PT
8200
PT
PT
PT
1K
PT
0.022
PT
PT
UN5215
PT
100U
4700
UN2212
PT
100K
0.022
22K
33K
100/16V
PT
UPC4570G
UN5215
PT
10/25V
1K
0.01
1K
10/16V
PT
PT
WA5
PT
0.015
10K
PT
WA5
100U
PT
UN5215
0.015
0.1
PT
10/25V
22/6.3V
10K
0.01
22K
0.1
33/6.3V
PT
10K
10/16V
0.1
PT
WA5
1500
PT
PT
0.01
3.3/50V
0.01
PT
0.1
PT
3.3/50V
PT
10/16V
PT
PT
10/16V
PT
PT
UN5215
33K
BU4053BCF
0.22
10K
1/50V
1K
PT
PT
10/16V
10/16V
PT
10/25V
10K
4.7/25V
WA5
PT
PT
47K
PT
PT
10/16V
PT
PT
PT
10/16V
PT
10/25V
10K
PT
PT
8200
PT
3300PT
100K
10K
PT
PT
PT
0.01
PT
PT
0
33K
1/50V
PT
PT
WA10
PT
PT
UN5115
1500
WA5
PT
PT
PT
PT
PT
PT
PT
PT
PT
WA22.5
LH
LH
GND GND
VCC
VCC
GND
GND VCC GND AUDIO
MUTE(H)
LINE1
LINE2
GND
LINE1
LINE2
TUNER
REC
AMP
AGC
AMP
AGC
DET
GND
VCC
(R-CH)
(L-CH)
L-CH Hi-Fi
AUDIO SIGNAL
PROCESS
R-CH Hi-Fi
AUDIO SIGNAL
PROCESS
ENV
DETECTOR
MTS/SAP
SIGNAL
PROCESS
MTS MUTE
CONTROL
I2C
CONTROL
MIX MIX
Hi-Fi Hi-Fi
NORMAL NORMAL
L
R
L
MUTE
L-CH
L
R
MUTE
R
R-CH
DVD
DVD
TUNER
LSJB2015
PV-D4742
MAIN IV (Hi-Fi) SCHEMATIC DIAGRAM
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