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5
QQ
3 7 63 1515 0
4.9
BUFFER
Q109
3.9
2SC3052
3.3
44
2.1
2.6
4.1
3.2
3.3
3.2
51
50
49
48
47
46
320FH
VX01
SLD
B
VCO
P
R
REC
PB
REC
AFC
APC
APC
BEFORE
P
R
BGA
BGA
AFTER
BGA
R
P
3.58M
BPF2
B-UP
TE
L 13942296513
AMP
3.58M
ACC
AMP
P P
R
PB-C
ACC
DET
YNR/COMB
R
P
P
R
DETAIL
CLAMP
ENH
DEEM
P
Y-LPF
NL
NL
EMPHA
EMPHA
R
FM
MOD
R-EQ
NORMAL
TEST
DOUBBLE
FM
LIM
DEM
LINE
REC
AMP
FM-EQ
PB
FM
S-EQ
P
R
FM EQ
AGC
VHS
SOPB
MUTE
PHASE
PHASE
AUTO
FM
EQ
EQ
BIAS
AGC
fo-ADJ
Q-ADJ
FIL
10
11
12
13
14
15
0.8
4.8
1.1
1.1
1.4
2.0
41
42
V.ENV
TP101
www
.
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
5
http://www.xiaoyu163.com
L105
22uH 0305
C142_1
6.3V
47
KA_P
C143
0.1 F
R127
C141
680K
0.01 B
NC
4.9
4.9
1.2
2.2
0.8
45
44
43
42
41
BUFFER
CLOCK
ALWAYS
VDD
4Fsc
0
5V
PLL
VSS
2SA1530A
1.6
OUT
TIMMING
OUT
0
0
DRIVER
AUTO-BIAS
VSS
2.6
CCD
CLAMP
IN
C133
2.5
CNC
1
B
VCA
3.2
PB
VCA
AMP
C134
3.3
CLAMP
B.D
1
B
P
2.6
VCP
2.3
BPF1
1
2
3
4.1
REG
4V
VIDEO
AGC
2.3
NC
R
C135_1
1/2
BAL
2.3
N.L.
PB-C
FBC
TC1
50V
0.22
2.1
R
Y/C
NC1
P
NC
MIX
R
C136_1
P
1.6
AGC
TC2
16V
22
2.0
QV/
6DB
SUB
QH
LPF
0.3
SYNC
SEP
MAIN
0
DE-EM
V.SYNC
SEP
4.9
P
R
P
R
Y-VCC
C132_1
3.2
50V KA_P
1
2.1
MAIN
B
S
EMPHA
Y-GND
DET
FIL
16
17
18
19
20
0
2.6
2.6
0.2
2.8
NC
NC
x
ao
y
i
http://www.xiaoyu163.com
6
8
L108
5.6uH
Q107
1.6
2.2
R124
82K
R122
100K
C137
1
B
Q Q
C138
3
6 7
1 3
1
B
C173_1
KANP_P
16V
10
C139
0.1 F
KA_P
R121
KA_P
43
1K
L104
22uH 0305
2.8
R120
BUFFER
Q106
100
2.1
2SA1530A
0
u163
.
CAUTION: DIGITAL TRANSISTOR
DVR-RT502-S
6
7
2 9
9 4
2 8
FSC
FROM AV SW
VCR_SW_VIDEO
TO TUNER/JACK
FSC
4FSC
FROM/TO MICON
Y/C_CLK
Y/C_DATA
Y/C_CS
DUMMY_V.SYNC
C.ROTARY
CTL-
CTL+
H.AMP_SW
COMP
ENV.DET
H.SW
VCR_V_OUT
C_SYNC
1 5
0 5
8
2 9
9 4
V.REC_ST-H
4FSC
VCR_SW_VIDEO
VCR_V_OUT
C_SYNC
DUMMY_V.SYNC
P.CON+5V
m
co
7
8
9 9
A
A
7/7
B
A
3/7
C
A
2/7
2 8
9 9
D
E
PCB010
PCB010
DMF077
DMF077
F
A
1/7
31
8
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