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A
B
8
FROM/TO POWER
TX
RX
DVD_POWER_CTL
AT+12.6_V
P.CON+5V
AT+5V[M-CON]
7
VCR_POWER_ON-L
POWER_FAIL
AT+5.2V
GND
MOTOR_GND
C3033_1
35V
330
YK
FROM/TO DECK
6
CP3001
TMC-J12P-B2
CAP_FG
L3002
1
CAP FG
W818
AT+12.6_V
2
CAP VCO
22uH
P.CON+5V
3
VCC
R3003
CAP_F/R
4
CAP.M/F/R
3.3K
CAP_LIMIT
5
I LIMIT
C3040
6
MOTOR GND
1 F
7
GND
AT+12.6_V
8
LD/CY VCO
CONTROL_IN
9
CAP CTL
LDM_CTL
10
LDM CTL
5
CYL_FG/PG
11
CYL FG/PG
CYL_DRIVE
12
CYL CTL
AT+5.2V
5.0
5.0
EOT SENSOR
BOT SENSOR
Q3006
4
Q3008
ST-304L
ST-304L
0
0
EOT
BOT
(LED_GND)
3
R3011
AT+5.2V
47K 1/4W
TAB_SW
2
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
1
A
B
C
D
SYSCON SCHEMATIC DIAGRAM
C3025
12P CH
X3001
10MHz
10MHz
23
R3034
1M
R3057
CAP_LIMIT
NC
0
5.1 3.4 2.5
0
0
0 5.1 1.4 1.5
22K
3.3
84
83
82
81
80
79
78
5.0
NC
0
TV/VCR
5.0
POWER_MUTE-L
5.1
SYS_MUTE
SYS MUTE
NC
FL CLK/VSC CLK
85
NC
FL DATA/VSC DATA
86
VCR_H
5.0
AV SW2
NC
87
POWER MUTE-L
5.0
AV_SW1
AV SW1
0.1
W835
Y/C_CS
Y/C CS
5.1
RF_CH_SW
RF CH SW
0
AUDIO_MUTE-H
AUDIO MUTE-H
0
V.REC_ST-H
V.REC ST-H
2.4
LDM_CTL
LDM_CTL
0
CAP_F/R
CAP FWD-L
C.ROTARY
2.5
C3008
C.ROTARY
0
H.AMP_SW
0.0047 B
H.AMP SW
0
24
COMP
COMP
R3032
2.7
CONTROL_IN
CAP FULL
R3031
10K
0
CYL_DRIVE
CYL SPEED UP
R3008
1M
21
3.0
CYL_FG/PG
D FG/PG
1K
R3001
2.5
H.SW
VIDEO H.SW
5.6K
2.5
HIFI_H.SW
HIFI H.SW
R3014 56K
2.7
111
C SYNC
DRUM PWM
R3012
2.7
C3007 0.1
B
C3004
0.022
B
112
VCC (BACK UP)
CAP PWM
56K
0
DUMMY_V.SYNC
DUMMY_V.SYNC
0
VSS (GND)
0.4
C.SYNC
5.1
AT+5V[M-CON]
1
2
3
4
5
6
7
0
0
2.5
0
2.5
0.1
2.6
2.5
R3017
CTL+
C3013
C3016
560
R3020
6.3V
47
KA
CTL-
6.3V
22
KA
560
C3015
820P CH
P.CON+5V
AT+5.2V
MS_SEN A
Q3005
RPI-352C40N
1.2
1.2
2.4
0
5.1
5.1
0.9
5.1
2
2
MS_SEN B
1
1
2
3
2
3
Q3004
RPI-352C40N
1
4
1
4
0.9
1.3
0.4
1.3
3
4
3
4
5.2
0
5.2
0
27
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D
Note :
E
(VCR PCB)
C3061
NC
NC
NC NC
0
0
0
4.8
4.8
0
4.9 5.0
4.8 4.8
0
4.8
4.8
0
0.1 F
77
76
75
74
73
72
71
70
69
68
67
66
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
3G/TV/VCR LED
54
Y/C DATA
2G/DUB/REC LED
5.0
1G/VCR/T-REC_LED
0.3
VCR LED
5.1
DVD LED
0
DVD_POWER_CTL
3.3
DVD RESET
SYSCON/TIMER/SERVO IC
4.7
REM IN
IC3001
5.0
ZERO
OEC0138A
POWER ON-L
0
VIDEO_MUTE-H
0
REC_L/
REEL T
0.1
VSC_L/
REEL S
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
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
2.3
5.1
2.0
2.0
1.5
0.4
0
3.1
2.6
5.1
2.6
0
0
2.5
0
2.6
0
0
1.3
1.3
NC
25
D3007
R3025
22
470
C3038
1SS133
R3010
L3003
1 F
10K
12uH
C3044
12P CH
SYSTEM RESET IC
IC3003
PST3231NR
R3049
NC
NC
0
0
47K
5
4
NC
NC
5.2
8
OUT
IN
GND
1
2
3
5.0
5.0
0
D3009
1SS133
1
0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
E
2-5
2-6
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
When replacing the parts , refer to the Parts List.
F
G
TP3002 H.SW
NC
FROM/TO Y/C/AUDIO/CCD/H.AMP
DUMMY_V.SYNC
RX DRIVE
C.SYNC
Q3003
V.REC_ST-H
KRA103SRTK
C.ROTARY
5.2
AUDIO_MUTE-H
CTL-
0
CTL+
5.3
0
3.4
H.AMP_SW
RX
COMP
RX DRIVE
0
ENV.DET
Q3007
KRC103SRTK
H.SW
Y/C_CS
Y/C_DATA
SEG_1
Y/C_CLK
W837
Y/C_DATA
4FSC
W838
Y/C_CLK
FROM/TO TUNER/JACK
5G/CS/BS_LED
RF_CH_SW
4G/VSC_LED
SW_V_OUT
5.0
3G/TV/VCR_LED
AV_SW1
5.0
SCL
2G/DUB/REC_LED
SDA
1G/VCR/T-REC_LED
AFT-S.CURVE
VCR_LED
TV/VCR
VIDEO_OUT
DVD_LED
POWER_MUTE-L
DVD_POWER_CTL
VIDEO_MUTE-H
DVD_RESET
SYS_MUTE
REM_IN
NC
R3055
22K
VCR_POWER_ON-L
VIDEO_MUTE-H
R3038
4.7K
1/4W
AT+5.2V
REC_L/REEL-T
FROM/TO HI-FI/DEMODULATOR
VSC_L/REEL-S
V.REC_ST-H
POWER_FAIL
C3036
0.1
F
HIFI_ENV.DET
AT+5V[M-CON]
HIFI_H.SW
TAB_SW
AUDIO_MUTE-H
SERVICE
SCL
NC
SDA
TP3001
AFT-S.CURVE
ST_SELECT
HIFI_ENV.DET
ST_SELECT
FROM/TO OPERATION1/DISPLAY
KEY-A
DVD_LED
VCR_LED
KEY-B
KEY-A
KEY-B
REM_IN
1G/VCR/T-REC_LED
2G/DUB/REC_LED
3G/TV/VCR_LED
AT+5.2V
4G/VSC_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
C3030
1 F
JG3002
JG3003
JG3004
JG3005
JG3006
0
5.0
4.9
7
6
5
TX
MD0
RESET
FWE
AT+5V[M-CON]
2
3
4
0
0
0
RECORD LUMINANCE SIGNAL
RECORD COLOR SIGNAL
PLAYBACK LUMINANCE SIGNAL
PLAYBACK COLOR SIGNAL
F
G
H
8
7
6
5
4
3
JG3007
JG3008
2
1
PCB010
VMC300
H
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Troubleshooting
