Panasonic DMR-E75VP Service Manual page 86

DMR-E75VP
A
49
50
51
52
R4305 C4519
1500 35V10
A42 53
A37
54
55
56
R4306 C4520
1500 35V10
A44 57
A40
< REG.12V >
B 58
C4538 C4525
0.01 16V22
59
60
C4521
35V10
A11 61
C4524
0.1
A17 62
R4602
C4573
6800
6.8K
63
C4574
6.8K
64
R4501 R4515
56K 56K
A18
A5
A7
A19
A6
A8
A35
< REG.A 5V >
C A36
< X SW5.8V >
D
DMR-E75VP Hi-Fi Audio Section (Main P.C.B.(2/3)) Schematic Diagram (A)
E
12 13
VIDEO MAIN SIGNAL PATH IN REC MODE
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
A23 A12 A13
TL4502 TL4501
C4516 R4539 R4540 C4517
16V10 1K 1K 6V22
48 47 46 45 44 43 42 41 40
IIC BUS
SUB LEVDET
INTERFACE
VCC(5V)
SWITCH
LCH
OUTPUT
SELECT
SWITCH
RCH
+
GND
LED PORT L
OUTPUT
SELECT
SWITCH
LCH
VCC(12V)
DET
NORMAL
OUTPUT
SWITCH
INPUT SWITCH RCH
1 2 3 4 5 6 7 8 9
C4523 C4502 C4503
6V22 35V10 35V10
R4502 47K
R4503 47K
R4509 47K
R4511 47K
R4518 75K
R4553 R4505
10K 6200
R4519 75K
14 15 16
AUDIO MAIN SIGNAL PATH IN REC MODE
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
A14 A45
< REG.A 5V >
C4515
C4522 R4522
6V33
0.047 510
R4538 R4525 R4508 C4514 C4513
39K 1K 4700 35V10 6V22
39 38 37 36 35 34 33
IC4501
AN3656NFBPBV
(AUDIO PROCESSOR)
C4535 0.015
PNR RCH 32
R4534 120K
C4512 0.22
RCH
AGC & HIF/NOR 31
SWITCH
C4537 L4502
56P 390u
30
R4500
R4529
1K
FM
680
MODULATOR/
29
DEMODULATOR
RCH
TW4502
ENVE
SW ENV.DET
28
NOISE OUT
LPF
TL4507
HOLD
27
TIMING
RCH BPF
C4511
0.1
REC
26
DC2
SW
NOISE
LCH BPF +
VCC
25
(5V)
C4510
LPF PREAMP 0.01
& 24
SWITCH
FM
MODULATOR/
GND 23
DEMODULATOR
LCH
C4509
0.01
22
AGC 21
C4508
0.033
20
C4534
LCH 0.015
AGC & 19
SWITCH
C4507
6V22
PNR
18
LCH
INPUT SWITCH LCH
C4506
35V10
17
10 11 12 13 14 15 16
C4504
R4521
35V10
R4520 C4501
510
4700 0.047
C4505
GND2
6V33
TW1342
R4506 R4557 R4510 R4512
6200 10K 6200 6200
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
17 18
86
S:Syscon/Servo/Timer Section(Page:
DVD VIDEO EE SIGNAL
A:Hi-Fi Audio Section(Page:
DVD AUDIO EE SIGNAL
V:Video Section(Page: E )
A38
A39
D4501
B0AAED000003
A46
A47
C4518 0.01
A45
QR4304
UNR511300L
(AUDIO MUTE)
A42
QR4302
UNR521500L
(AUDIO MUTE)
A44
QR4303
UNR521500L
(AUDIO MUTE)
TW4501
FM MIX
DMR-E75VP Hi-Fi Audio Section (Main P.C.B.(2/3)) Schematic Diagram (A)
19 20 21
D
)
C
D )
AUDIO LINE OUT R V
AUDIO LINE OUT L V
CPN C IN1 V
CPN Y IN1 V
INSEL B S
CPS DET S
DVD AUDIO OUT L V
DVD AUDIO OUT R V
MIX V OUT V
TO PS43003
I/O P.C.B.
P4503
1 MIX V OUT
2
3 DVD AUDIO OUT R
4 DVD AUDIO OUT L
5 CPS DET
6 INSEL B
7 CPN Y IN1
8 CPN C IN1
9 L1 DET
10 V REG5V
11
12
13 INSEL A
14
15 V GND
16 V GND
17 I2C5CK
18 I2C5DT
V GND V
INSEL A S
V REG5V V
L1 DET V
TO PS43002
I/O P.C.B.
P4502
1 VHS L OUT
2 VHS R OUT
3 A GND
4 X SW 5.8V
5 AUDIO MIX R OUT DM
6 A GND
7 AUDIO MIX L OUT DM
AUDIO MIX L OUT DM S
AUDIO MIX R OUT DM S
AU GND S
D REC H S
ABS NORMAL L S
AUDIO HEAD SW S
AUDIO HEAD L V
AUDIO HEAD R V
AUDIO HEAD COM V
AUDIO HEAD GND V
FM GND V
22