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MAIN SIGNAL PATH IN REC MODE MAIN SIGNAL PATH IN PLAYBACK MODE VHS MAIN C.B.A.
TUN V IN
VIDEO FROM YC
VIDEO FROM YC
TO/FROM
SYSTEM V OUT TO I/O IC4901
CONTROL
AV1 PB H
Q4904 I/O SECTION AUDIO/VIDEO SECTION
AMP 20 CLAMP
TU7601
TUNER 24 VIDEO OUT 7 CLAMP C SYNC
TO/FROM ART V/H/N + NAVI
JK4902 SYSTEM
AV1 CONTROL IIC CLK S
(TV)
IIC DATA S
8 PB +12V PS
12V
Q4901
7 BLUE
18
11 GREEN
15 RED
TW3003 TW3002
V OUT TO YC
16 BLANKING
19 VIDEO OUT
20 VIDEO IN 36 CLAMP
PS
12V
Q4903 NV-VHD1F ONLY
AV2 34
(DECODER
/EXT)
8 PB +12V 33 PB H
7 BLUE V.EE L
Q5503
11 GREEN VIDEO
5V AMP
15 RED 26 VIDEO
5V
QR5502
16 BLANKING IC5501
15 28 27 V.EE L
19 VIDEO OUT
20 VIDEO IN 28 CLAMP
FREQUENCY 21
ADJ.(4.3MHz)
IC4904 2
Q5504
B OUT 4 6 11 CLAMP
SYNC GATE CTL 20
GEN V-SEP EE VV
Q5502
2 23 CLAMP
MUTE 17 BUFFER
IC4903 QR5501
I/O EE
4.3MHz
G OUT 4 6 BPF V.EE L
SECAM
VV
L
PS5V
2 SG FREQUENCY 8
ADJ.(1.1MHz)
QR4903 Q5505
IC4902 EE
LIM
P30002 P4301
R OUT 4 6 16 RGB H
OFF VV 9
7 7
FROM P30002 P4301
1/4
DVD 8 8 4.3MHz
BLOCK P30002 P4301 BPF SECAM
DIAGRAM 2 REC C
9 9 Q5501
VR5501
P30002 P4301 2.2MHz VV EE
C VBS OUT X2 BPF X2 MUTE 11 BUFFER
12 12
SG
TU7601
DVD TUNER
INTERFACE (RF CONVERTER
SECTION)
6 EE
1.1MHz
BPF
VV
PS12V PS5V SYS5V
AGC
AMP
QR4902
TO VCR AUDIO DVD H 5 DVD L
13 A
TO VCR AUDIO SUB W MUTE 6 SW MUTE H
(TO QR4509- E
B
TO/FROM OSD IIC DATA 2
SYSTEM IIC BUS C
CONTROL INTERFACE
OSD IIC CLOCK 3
NV-VHD1B/EC/EE/F
VCR LUMINANCE & CHROMINANCE BLOCK DIAGRAM