JVC HR-XVC1UJ/M Service Manual page 34

A
8
FROM REGULATOR
7
P.CON+5V
GND
FROM/TO HI-FI/DEMODULATOR
FSC
TO_NORMAL_A
FROM_NORMAL_A
6
HF1
HF_COM
HF2
FROM/TO CYL
CP101
TOC-C09X-A1
5
9 HF1 (R)
8 HF_COM
7 HF2 (L)
6 SP-CH1 (R)
5 SP_COM
4 SP-CH2 (L)
3 EP/LP-CH1 (R)
2 EP/LP COM
1 EP/LP-CH2 (L)
4
TO_NORMAL_A
3
FROM/TO HEAD AUDIO CONTROL
P.CON+5V
CP102
IMSA-9604S-06Z14
V.REC_ST-H
6 AUDIO PB
5 AUDIO REC
CTL+
4 CTL+
CTL-
3 CTL-
2 AE HEAD(-)
1 AE HEAD(+)
AUDIO
2
PB SW
FFC CD102
Q101
KTC3198
2F061502
AUDIO
PB SW
TO FULL ERASE HEAD
Q102
CP103 KTC3198
TMC-T02X-E1
GND
2 FE HEAD(GND)
HOT
1 FE HEAD(HOT)
1
A
2-17
B
L107
P.CON+5V
22uH
0305
R104
P.CON+5V
6.8 1/4W
C103
6.3V 22 MH7 6.3V
R105
1K
5.2
SW
W877
0
Q103
KRA103SRTK
5.3 COIL,BIAS OSC
L101
1626009
6 1
R101
5 2
560
4 3
0
R102
0.7
20
10K
0
0
R103
0.7
10K
0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
B
C
C166
2.1
0.068 B
0
C169
2.9
0.047 F
C165
1.6
0.047 F
1.8
1.9
1.8
5.0
1.8
1.6
0
1.8
1.8
1.8
0
2.3
4.9
2.3
C105
0
22 MH7
C109
2.3
0.1 B
Y/C/AUDIO/CCD/HEAD AMP IC
IC101
LA71205M-MPB
BIAS CTL
Q105
KTA1266
L102
C112
0
100uH 5.2 6.3V 220
0305
5.2
R108
0
22K
0 BIAS OSC
C110
0
Q104
KTC3203_Y
16V 47 YK
C
D
Y/C/AUDIO/CCD/HEAD AMP SC
(VCR PCB)
4.8 4.8 0 5.2 0 5.2 5.2 5.2 4.9 2.1
60 59 58 57 56 55 54 53 52
OUT
COMP
ENV AUDIO C-ROT C-GND C-VCC
SERAIL
DET MUTE
KILL RF-SW
DET HA SW IN DECODER
HA
GND
CHROMA
DET
ACC
DET
P
R
P R
H
P L
Main
C-LPF
CONV
HA VCC
+
4.21M
BPF
HA
PRE GND Sub
CONV
P H
L
R
P
A-GND
1
ALC R
2
LPF
3
P
A-VCC
ALC
DET VREF
REC
PB,EE
AMP
PB,EE
EQ
REC:LP<EP
AMP
PB:EP
SP,LP
Vref
2.3V
1 2 3 4 5 6 7 8 9
2.3 2.3 2.3 2.3 2.3 2.3 2.3 2.3 0.8
0
W824
R114
18K
C122
0.0012 B
R112
YK 330K
C118
0.01 B 19
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D
(HR-XVC1UJ/
4.9
R129
BUFFER
3.9 Q109
1.8K
2SC2412K
3.3
1/4W
17
NC
4.8 4.1 3.2 3.3 3.2 4.9 4.9
51 50 49 48 47 46 45 44
ALWAYS VDD
5V
320FH
SLD
VX01 B
VCO
P R
REC
REC PB
APC APC AFC
BEFORE
R P
BGA
BGA
AFTER
CNC
BGA
R P
PB
AMP
3.58M
BPF2
B.D
B-UP
AMP P
3.58M
ACC
BPF1
AMP
P P R
PB-C
ACC
DET
V
YNR/COMB
P R R
P
R
DETAIL
N.L.
CLAMP
ENH PB-C
DEEM
P
Y-LPF
NL NL
Y/C
NC1
EMPHA
EMPHA R MIX
FM
MOD
R-EQ
NORMAL
TEST
DOUBBLE
FM SUB
LIM
DEM LPF
LINE
REC
AMP MAIN
FM-EQ
DE-EM
PB
FM
S-EQ
R
P R FM EQ P P R
AGC
VHS SOPB
MUTE
PHASE PHASE
AUTO FM
EQ EQ
BIAS
AGC
Y-GND
fo-ADJ Q-ADJ
FIL
10 11 12 13 14 15 16 17
4.8 1.1 1.1 1.4 2.0 0 2.6
NC
V.ENV
18
TP101
NC