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R :TO POWER SUPPLY/RF SECTION S :TO SYSTEM CONTROL & SERVO SECTION V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION I :TO INPUT/OUTPUT SECTION A1 A2 A3 A4 R4523 4700
AUDIO MAIN SIGNAL PATH IN REC MODE
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
G
2.5 48 2.5 47 4.7 46
R4537 0 2.0 45 VCOFO
C4528 16V10 3.2 44
R4524 1K 4.2 43
R4525 1K 4.3 42 4.9 40 VCC 0 39
R4522 30K 1.7 37 REC AGC ADJ. 0 36
R4538 1K 2.4 35
C4521 16V10 0.3 (0.7) 34
C4520 16V22 2.5 33
R4521 510
C4522 0.047
C4523 10V33
41
38 GND(R)
S S S V
MUTE H SYS IIC CLOCK SYS IIC DATA FSC
A4 A3 A2 A1 R4529 220
MUTE CONTROL
R4520 120K
0.2 49
IIC BUS INTERFACE
PNR RCH
32
2.5
C4519 0.015
0.5 50
I
AUDIO OUT2 (R) 0 -0.4
AGC & SWITCH
2.4 REC AGC 31 (1.0) DET 1.7 (4.1)
C4518 0.22
F
I AUDIO OUT2 (L)
QR4503 UN2216
(MUTE) R4531 220 0
C4529 16V10
5.8 51
SWITCH RCH
30
C4530 16V10
5.8 52
SWITCH LCH OUTPUT SELECT SWITCH RCH
FM MODULATOR/ DEMODULATOR
29
1.8 (4.3)
R4519 820
TW4502 R4508 680 TL4503 D4502 MA165 B12
-0.4
QR4504 UN2216
(MUTE) R4536 220
C4531 16V10
5.8 53
LPF
0.1 ENV.DET 28 (4.1) OUT 2.4 (0)
B11
0 54 27 BPF
I
AUDIO OUT1 (R) 0 -0.4
B10 C4516 0.1
E
I AUDIO OUT1 (L)
QR4502 UN2216
(MUTE) R4535 220 0 55 GND +
0 REC 26 (2.0) DC2 BPF + AGC VCC 25
0 56
4.9
V
FM MUTE L4502 1.2u
-0.4
QR4501 UN2216
(MUTE) L4501 0 C4537 0.01 C4538 16V47
C4532 16V10
5.8 57
OUTPUT SELECT SWITCH LCH
LPF
PREAMP & SWITCH
24
0.7 (2.0) C4512 150P
C4513 0.01 B9
R R R R
PS 5V PS 12V GND GND (N)
12.3 58 VCC2 R4528 390 C4533 16V10
FM MODULATOR/ DEMODULATOR
GND 23 0.7 (2.0) C4511 150P TW4501 C4510 0.01 B8
D
6.0 59 22 DET 0.7 60 21
C4534 10V22
0 (1.8)
B7 C4509 0.033
C4535 0 V AUDIO IN (N) C4536 0.1 V AUDIO OUT (N) R4527 4700
2.4 61
NORMAL OUTPUT SWITCH
20
0 (1.9)
2.4 62
AGC & SWITCH
19
2.5
C4508 0.015
C
R
RFC AUDIO OUT
63 INPUT SWITCH RCH INPUT SWITCH LCH
PNR LCH
18
2.5
C4507 16V22
QR4505 UN2113
S AUDIO MUTE H 0 (BUFFER) -0.4
0
64
17
0.3 (0.7)
C4506 16V10
VREF
QR4506 UN2216
(MUTE)
IC4501 AN3656NFBPBV
1 2.3 C4540 0.1
2 0
3 2.3 C4541 0.1
4 0
5 0
6 2.4 C4501 16V10
7 2.0 C4502 16V10
8 0
9 0
10 0
GND (L) 11
12 2.0 C4503 16V10
13 0
14 0
15 0
16 2.4
B
R I I R I I V V V S S S TUNER AUDIO (R) AUDIO IN1 (R) AUDIO IN2 (R) TUNER AUDIO (L) AUDIO IN1 (L) AUDIO IN2 (L) AUDIO HEAD COM AUDIO HEAD R AUDIO HEAD L A.HEAD SW ABS NORMAL H D.FM REC H B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 R4515 4700
R4516 510
C4515 6V100
C4504 0.047 C4514 0.01 R4511 5600 R4504 5600 R4514 5600 R4502 5600 R4510 10K R4517 22K R4509 68K R4503 68K R4513 10K R4518 22K R4512 68K R4501 68K C4505 10V33
A
B1 B2 B3 B4 B5 B6
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS( )ON THIS DIAGRAM IS RECORD MODE WITH PAL COLOUR SIGNAL.(SP MODE)
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE WITH PAL COLOUR SIGNAL.(SP MODE)
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
NV-FJ632EE Hi-Fi AUDIO SECTION SCHEMATIC DIAGRAM
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