JVC HR-XVC1UJ/M Service Manual page 86

N SCHEMATIC DIAGRAM
C3047
15P CH
0 4.8 4.8
1.4 1.5 0 4.9 0 0 0
7 76 75 74 73 72 71 70 69 68 67 66
MUTE-L
SYSCON/TIMER/SERVO IC
IC3001
OEC0110A
K UP)
8 9 0 11 12 13 14 15 16 17 18 19
2.3 5.1 2.0 2.0 1.5 0.4 0 3.1 2.6 5.1 2.6
5
R3025
22 C3038
470
L3003
1 F
12uH
C3044
12P CH
SYSTEM RESET IC
IC3003 PST3231NR
NC NC
0 0
5 4
NC NC
OUT IN GND
1 2 3
5.0 5.0 0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
E
(VCR PCB)
C3061
0 4.9 5.0 4.8 4.8 0 4.8 4.8 0
0.1 F
65 64 63 62 61 60 59 58 57
5.1
0
4.8
5.0
Y/C CLK
5.0
5G/CS/BS LED
56 VCC (BACK UP)
5.0
4G/TIME SHIFT LED
55 SEG1
5.0
3G/TV/VCR LED
54 Y/C DATA
5.0
2G/DUB/REC LED
5.0
1G/VCR/T-REC_LED
0.3
VCR LED
5.1
DVD LED
0
DUBBING LED NC
3.3
DVD RESET
4.7
REM IN
5.0
POWER ON-H
0
POWER ON-L
0.1
VIDEO_MUTE-H
5.0
HD POWER LED
2.2
CFG IN2
5.0
POWER FAIL
5.1
AVCC (BACK UP)
31 ST SELECT 0
TAB SW
30 KEY-A 0
SERVICE
29 KEY-B 2.5
AFT S.CURVE
3.7
HiFi ENV
0
5.2
5.2
20 21 22 23 24 25 26 27 28
0 0 2.5 0 2.6 0 0 1.3 1.3
D3007
1SS133
R3010
10K
R3009
1M
R3049
47K
D3009
1SS133
E
F
SEG_1
W837
Y/C_DATA
W838
Y/C_CLK
5G/CS/BS_LED
4G/T_SHT_LED
3G/TV/VCR_LED
2G/DUB/REC_LED
1G/VCR/T-REC_LED
VCR_LED
DVD_LED
DVD_RESET
REM_IN
VCR_POWER_ON-H
VCR_POWER_ON-L
VIDEO_MUTE-H
AT+5.2V
POWER_FAIL
AT+5V[M-CON]
C3036 0.1 F
TAB_SW
SERVICE
NC
TP3001
AFT-S.CURVE
HIFI_ENV.DET
ST_SELECT
KEY-A
KEY-B
AT+5.2V
C3030
0.1 F
5.2
4.9 5.0 0
5 6 7 8
4 3 2 1
0 0 0 0
RECORD LUMINANCE SIGNAL
RECORD COLOR SIGNAL
PLAYBACK LUMINANCE SIGNAL
PLAYBACK COLOR SIGNAL
F
G
H.SW
TP3002
NC
FROM/TO Y/C/AUDIO/CCD/HEAD AMP
DUMMY_V.SYNC
C.SYNC
V.REC_ST-H
C.ROTARY
AUDIO_MUTE-H
CTL-
CTL+
H.AMP_SW
COMP
ENV.DET
H.SW
Y/C_CS
Y/C_DATA
Y/C_CLK
FROM/TO TUNER/JACK
SURROUND_ON-H
SW_V_OUT
AV_SW1
SCL
SDA
AFT-S.CURVE
TV/VCR
VIDEO_OUT
TU_A_MUTE-H
POWER_MUTE-L
VIDEO_MUTE-H
FROM/TO HI-FI/DEMODULATOR
V.REC_ST-H
HIFI_ENV.DET
HIFI_H.SW
AUDIO_MUTE-H
SCL
SDA
ST_SELECT
FROM/TO OPERATION
DVD_LED
VCR_LED
KEY-A
KEY-B
REM_IN
1G/VCR/T-REC_LED
2G/DUB/REC_LED
3G/TV/VCR_LED
4G/T_SHT_LED
5G/CS/BS_LED
SEG_1
SEG_2
SEG_3
SEG_4
SEG_5
SEG_6
SEG_7
SEG_8
SEG_9
SEG_10
G
H
8
7
6
5
4
3
2
PCB010
VMA237
1
H
2-21