Panasonic PV-D4733S-K Service Manual page 233

MAIN IV (Hi-Fi) SCHEMATIC DIAGRAM
REC AUDIO SIGNAL
TP4210
TO M II 86
HIFI_R_OUT_2
TO M II 87 HIFI_L_OUT_2
TP4202
TO M II 82 HIFI_R_OUT
TP4201
TO M II 84
HIFI_L_OUT
TO M II 73
HIFI_MIX_OUT
TO M II 69
HIFI_NOR_OUT
TO M II 70
HIFI_NOR_IN
TO M VI 92
DVD_AUDIO_R
TO M VI 93 DVD_AUDIO_L
FRONT_MUTE_H
TO M VI 94
PB AUDIO SIGNAL
TP4209
PT PT
C4242
R4234
10/16V
1K
C4241
R4233
10/16V
1K
Q4015
D4211 D4212
PT
PT PT
SWITCHING
D4213 D4214 MUTE-ON
PT PT
Q4016
PT
SWITCHING
MUTE-ON
PT
C4210
R4210
10/16V
1K
PT
C4209
R4209
10/16V
1K
R4218
1K
Q4013 Q4014
PT PT
SWITCHING SWITCHING
MUTE-ON MUTE-ON
Q4009
UN5215
SWITCHING
MUTE-ON
R4230 1K
C4236 C4238 R4232
PT PT 3.3K
R4229 1K
C4235 C4237 R4231
PT PT 3.3K
C4319 C4320
0.01 10/16V
16 15 14 13 12
VDD
IC4304
BU4052BCF
(SW)
1 2 3 4 5
Q4012
UN5115
(DRIVE)
C4023
PT
NOTE:
PARTS MARKED "PT" ARE NOT USED.
R4320
10K
C4317
R4316 R4317
10/16V
10K 10K
R4321
27K
8 7 6 5
11 10 9
VDD
IC4303
SW
UPC4570G
CTL
(OP AMP)
VDD
E VEE VSS
6 7 8 1 2 3 4
R4322
27K
R4318 R4319
10K 10K
C4321 C4322 C4318 PT
J4306 C4325 C4326
0.01 10/16V 10/16V
0 10/16V 10/16V
PT
J4307 0
R4323 R4324
27K 27K
C4324 10/16V
PT
J4308 0
C4323 10/16V
IC4302
R4302
UPC4570G
PT
(OP AMP)
L4302
WA5
1 VDD 8
2 7
C4314 C4313
PT PT
3 6
4 5
VDD
R4301
PT
C4303 C4304
10/16V 0.01
R4311
Q4303
PT
Q4302
PT
PT
SWITCHING
SWITCHING
MUTE-ON
MUTE-ON
R4312
PT
Q4304
UN2212
(SWITCHIN
Q430
UN22
SWIT
MUT
R4328
10K
PT
J4305
0
J4302
WA7.5
J4301
WA7.5
C4245 C4301 C43
10/16V 10/16V 10/1
IC4301
BU4053BCF
(OUTPUT SELECT)
1 16
2 15
3 14
4 13
5 12
R
27
6 11
7 10
R4303 R4305
27K 27K
8 9
R4329
22K
Q4307
UN5212
(SWITCHING)
47