Panasonic PVQ-1312W Service Manual page 226

)
G, H
20 21 22 23 24 25
7
R7006
270
L3007
PT
L9201
100U
L3010
47U
47 C3048
6.3V 0.1
011
0
R4018 6800 TV-STEREO
6800 G
NOR with FM
12K H
6800 NOR without FM
4
3
WF14
J4521
TP4002 WA7.5
WA10
R4172
1K
R4175 D4171 R9311
PT
1K MA165
22K
R4051 C4051 R4173
Q4171
PT PT PT
2SD601A
39K 0.033
SWITCHING
BEEPER ON-ON
L4101
470U
Q4101
2SD601A
(BIAS OSC)
C4104 C4105 C4106
0.01
22/16V PT
C3041
0.01
G H
100
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED BY THE SIGN
SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,
USE ONLY THE SPECIFIED PARTS.
IC9001
CXA2064M
MTS/SAP AUDIO
SIGNAL PROCESS
R9001 10KB C9001
4.7/25V
SEPARATION(L)
1
2
C9002 4.7/25V
3
L9001 100U
4 VCC
C9020 C9019
MTS/SAP
R9002 68K
22/16V 0.01
5 SIGNAL
R9023
PROCESS
5600
TP9003 6 GND
PT
C9003 4.7/25V
7
R9003 R9004
C9004 4.7/25V
PT
2200
8
SEPARATION
C9005 10/16V
9
C9006 1/50V
10
11
LED
DRIVE
12
13
R9006 C9007 R9005
100K 5600P 1M
14
C9008
15
0.012
D9001 R9018
MA165 1K Q9002
2SD601A
C9009
Q9001
R9017
SWITCHING
4.7/25V
2SD601A
820
AUDIO
SWITCHING
DEFEAT ON
AUDIO
DEFEAT ON
IC9201 AN7420-NT (FM SIGNAL PROCESS)
FLIP FLOP
FLIP FLOP
19KHz 19KHz
90 0
PHASE FLIP FLOP
DETECTOR 38KHz
DC AMP
AMP VCO
VCC GND
1 3
2 4
R9208 C9203
3900 10/16V
R9209
2700 C9205 C9206
1/50V 3.3/50V TP9201
WA12.5
R9201 C9204 R9202
1K ECQP1H102JZ3 10K
R9206
5KB R9203
1K
FM VCO
C9202 C9201
47/6.3V 0.01
PT
R9303
10K
R9312
PT
C9306
18K C9302
PT
0.01
0.01
16 15 14 13 12 11 10 9 8 7 6 5
VDD X2 X1 X X0 X3 A B VCC OUT
V- V+
IC9301
BU4052BCF
(INPUT SELECT)
V- V+
Y0 Y2 Y Y3 Y1 E VEE VSS VEE
OUT
1 2 3 4 5 6 7 8 1 2 3 4
J9302
WA5 R9309 R9310
C9304
PT PT
0.01
18K 10K
B A X MODE
Y
C9309
47/6.3V
0 0 Y0 X0 TV
0 1 Y1 X1 FM
TP4201 TP4202
L9301
WA10 WA7.5
1 0 Y2 X2 *LINE
100U
1 1 Y3 *PB/LINE
X3
H
TV/VCR MAIN II (SIGNAL PROCESS/AUDIO/DEMODULATOR) SCHEMATIC DIAGRAM
NOTE:
HAVE
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
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.
PT
C9018 2700P R9009 3300
30
C9017 0.047
29
R9008 5KB
28 SEPARATION(H)
C9016 4.7/25V
27
C9015 3.3/50V
26
25
C9014 4.7/25V
R9015
24
TP9002 C9013
PT
PT 10/16V
33K
23
22
R9013
TP9001 C9012
C9011 10/16V
PT 10/16V PT
21
33K
C9010 1/50V R9007 3900
20
R9012 1K
19
R9011 1K
MODE R9019 R9021
18
SELECTOR Q9003 10K 10K
R9010 1K
2SD1819A
17 R9020 C9021 R9022
SWITCHING
4700 10/16V 4700
AUDIO
16
DEFEAT ON
STEREO
DETECTOR R9217
MONO/STEREO
4700
SELECTOR
C9210 R9210
STEREO SIGNAL PT
1/50V
STEREO
DEMODULATOR
LED DRIVE
J9202
R9212
L-CH Q9202
PT
47K
2SD1819A
R-CH
6 8 9
5 7
(AMP)
R9216
2200
R9207 C9209
R9215
3300 0.022
4700 C9211 R9211
1/50V PT
J9201
R9213
Q9201
PT
47K
2SD1819A
(AMP)
R9214
C9207 R9204
2200
1/50V 220K
R9205
3300
C9208
0.022
IC4501
LA4285 (TV SOUND OUTPUT)
DC VOLTAGE OUTPUT AMP
CONTROL
GND
GND VCC2
1 2 3 4 5 6 7 8 9 10
C4502
R4502
10/16V
1K
C4501
PT
R4509
C4510 10
PT AXIAL
C4509
R9307
0.047
PT
18K
R9308
PT
10K IC4511
LA4285 (TV SOUND OUTPUT)
IC9302
DC VOLTAGE OUTPUT AMP
PT
CONTROL
GND
UPC4570G2-T1 GND VCC2
(OP.AMP) 1 2 3 4 5 6 7 8 9 10
C9308
PT
0.01
C4512
10/16V
R4519
R4512
10
1K
AXIAL
C4511 C4520
C4519
PT
PT
0.047
C4522
PT
R4524
PT
33K
R4523
0
R3301 L3301
5600 WA5
1 TO M IV
UNSW_5V_SYSCON
C3303 C3301 C3302
PT PT PT
TO M I
H_PULSE_INV 14
C3305
PT
R3303
5600
TO M V
H_PULSE 56
Q3301
R3302 C3304
2SD1819A
15K PT
(INVERTER)
R9016
47K
22K
R9014
47K
22K
Q9004
2SD1819A
SWITCHING
AUDIO
DEFEAT ON
FM_RAD_F_MONO_H 70 TO M I
TO M I
FM_RAD_STE_L 71
TUNER_L 76 TO M I
TP4507
WA7.5
R4521
2.2
TO M V
DC_16V 57
TP4501
C4521 WA7.5
1000/25V
TO M V
GND_AMP 58
TP4505
TP4591
WA7.5
PT
P4591 (TO SPEAKER)
1 AMP GND
2 SP OUT
AMPGND
3
SPOUTR
4
PT
R4591 680 [S2]
JK4591
R4592 680 [S2]
J4591
WA5 EARPHONE
R4593 680 [S2]
JACK
R4594 680 [S2]
TP4592
PT
TP4506
WA7.5
D4592 D4591 D4711
MA4047 MA4047 MA4110-LTA
D4712
J4592
PT
PT
PT J4593
WA7.5
LINK TO SIGNAL WAVEFORM
COMPARISON CHART
OF MODELS & MARKS
MODEL MARK
PVQ-1312W A
PV-C1322-K B
PV-C1352W-K C
PVQ-2012 D
VV-2002 E
PV-C2022-K F
PVQ-2512 G
PV-C2542 H
Not Used PT
LSJB2013
PVQ-2512/PV-C2542