Toshiba SD-V395 Service Manual - Page 97

Syscon Control Block Diagram, Ms_sen A, P.con +5v, Ic3003, Pst3231nr, St Select, Cp3001

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Page 97 highlights

SYSCON CONTROL BLOCK DIAGRAM SYSCON/TIMER/SERVO IC3001 OEC0138A POWER DVD_POWER_CTL VCR_POWER_ON-L POWER_FAIL RX TX X1001 10MHz 45 DVD_POWER_CTL 41 POWER ON-L 37 POWER FAIL 65 RX 80 OSC 2 78 OSC 1 64 TX HIFI ENV 32 HIFI H.SW 106 ST SELECT 31 4 FSC OUT 21 4 FSC IN 22 C.SYNC 111 X3003 14.3818MHz TUNER/JACK AV_SW2 DVD RESET 91 AV SW2 44 DVD/RESET DUMMY V.SYNC 109 VIDEO H.SW 105 C.ROTARY 99 OPERATION/ DISPLAY 1G/VCR/T-REC_LED SEG_5 SEG_1 VCR_LED DVD_LED 2G/DUB/REC_LED KEY-B KEY-A REM_IN CENT LED D3001 AT 5.2V POWER 48 1G/VCR/T-REC LED 63 SEG5 55 SEG1 47 VCR LED 46 DVD LCD 49 2G/DUB/REC LED 29 KEY-B 30 KEY-A 43 REM IN 25 BOT-H 26 EOT-H Y/C CS 93 AUDIO MUTE-H 95 H.AMP SW 100 V.REC ST-H 96 V ENV 24 CTL(+) 3 CTL(-) 4 Y/C DATA 54 Y/C CLK 53 COMP 101 AV SW1 92 CV IN1 16 CV IN2 17 BOT SENSOR Q3008 CP3001 11 CYL FG/PG 12 CYL DRIVE 10 LDM CTL CAPSTAN 5 I LIMIT DD UNIT 9 CAP CTL 1 CAP FG 4 CAP.M F/R 2 CAP VCO 8 LD/CY_VCO AT+12.6V EOT SENSOR Q3006 21 REEL SENS Q3001 43 P.CON+5V 21 REEL SENS Q3002 43 39 REEL-T 38 REEL-S 103 CYL SPEED UP 104 DFG/PG 107 DRUM PWM 97 LD M CTL 102 CAP FULL 108 CAP PWM 84 CAP LIMIT 9 CAP FG 98 CAP FWD-L POWER MUTE L 87 AFT S.CURVE 33 CV OUT 19 VCR-H 86 IIC CLK 61 IIC SDA 62 VIDEO MUTE H 40 SYS_MUTE 88 RF_CH_SW 94 TAB SW 35 REC SAFTY SW IC3003 PST3231NR RESET 77 1 SYSTEM 2 RESET SEG 10 73 SEG 9 71 SEG 8 68 POWER 21 MS_SEN B Q3004 34 21 MS_SEN A Q3005 34 28 MS SEN-A 27 MS SEN-B SEG 7 67 SEG 6 66 3G/TV/VCR LED 50 4G/TIME SHIFT LED 51 5G/CB/BS LED 52 P.CON +5V SEG 2 58 SEG 3 59 F-5 SEG 4 60 V.REC_ST-H AUDIO_MUTE-H IIC_CLK IIC_DATA HIFI_ENV.DET HIFI_H.SW ST_SELECT HI-FI/ DEMODULATOR C.SYNC DUMMY_V.SYNC H.SW C.ROTARY Y/C CS AUDIO_MUTE-H H.AMP_SW V.REC_ST-H ENV.DET CTL+ CTL- Y/C_DATA Y/C_CLK COMP AV_SW1 Y/C/AUDIO/ CCD/HEAD AMP SW_V_ OUT POWER_MUTE-L AFT-S.CURVE VIDEO_OUT TV/VCR IIC_CLK IIC_DATA VIDEO_MUTE-H SYS_MUTE RF_CH_SW 6 SCL 5 SDA EEPROM IC3099 S-24C04BFJ-TB AT+5V TUNER/JACK POWER SEG 10 SEG 9 SEG 8 SEG 7 SEG 6 3G/TV/VCR_LED OPERATION/ DISPLAY 4G/TIME SHIFT_LED 5G/CB/BS_LED SEG 2 SEG 3 SEG 4 F-6

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SYSCON/TIMER/SERVO
IC3001
OEC0138A
Y/C/AUDIO/
CCD/HEAD AMP
POWER ON-L
DRUM PWM
MS SEN-B
POWER FAIL
Y/C CS
KEY-B
KEY-A
DUMMY V.SYNC
C.ROTARY
41
29
107
27
37
30
99
105
109
KEY-A
OPERATION/
DISPLAY
VCR_POWER_ON-L
POWER_FAIL
VIDEO H.SW
CYL SPEED UP
103
DFG/PG
104
AUDIO MUTE-H
95
X1001
10MHz
OSC 2
OSC 1
78
80
93
TUNER/JACK
LD M CTL
97
REM IN
43
BOT-H
EOT-H
26
REEL-S
38
REEL-T
39
REEL SENS
Q3002
AT 5.2V
BOT SENSOR
Q3008
EOT SENSOR
Q3006
REEL SENS
Q3001
P.CON+5V
11
CYL FG/PG
12
CYL DRIVE
CAP PWM
108
CAP LIMIT
84
CAP FULL
102
CAP FG
9
CAP FWD-L
98
5
9
I LIMIT
CAP CTL
1
CAP FG
4
CAP.M F/R
2
1
4
3
MS SEN-A
28
2
1
4
3
MS_SEN A
Q3005
MS_SEN B
Q3004
2
3
4
1
2
3
4
1
CAPSTAN
DD UNIT
P.CON +5V
H.AMP SW
100
Y/C CS
DUMMY_V.SYNC
C.ROTARY
H.SW
AUDIO_MUTE-H
H.AMP_SW
V ENV
V.REC ST-H
96
24
CV IN2
17
ENV.DET
V.REC_ST-H
SW_V_ OUT
CTL(+)
3
CTL(-)
4
CV OUT
AFT S.CURVE
33
19
VCR-H
86
IIC SDA
IIC CLK
61
62
VIDEO_OUT
TV/VCR
IIC_DATA
IIC_CLK
KEY-B
REM_IN
AFT-S.CURVE
CTL+
CTL-
TAB SW
35
RESET
77
1
2
IC3003
PST3231NR
AT+5V
SYSTEM
RESET
5
6
EEPROM
IC3099
S-24C04BFJ-TB
Y/C DATA
54
Y/C CLK
53
Y/C_DATA
Y/C_CLK
C.SYNC
111
C.SYNC
SCL
SDA
COMP
101
COMP
SEG5
63
SEG1
VCR LED
47
55
SEG_5
SEG_1
VCR_LED
ST SELECT
31
HIFI H.SW
106
HIFI ENV
32
ST_SELECT
HIFI_H.SW
HIFI_ENV.DET
POWER MUTE L
87
POWER_MUTE-L
IIC_DATA
IIC_CLK
AUDIO_MUTE-H
V.REC_ST-H
HI-FI/
DEMODULATOR
DVD_POWER_CTL
45
DVD_POWER_CTL
2G/DUB/REC LED
49
2G/DUB/REC_LED
SYSCON CONTROL BLOCK DIAGRAM
RX
65
TX
AV SW2
91
TX
64
DVD/RESET
44
DVD RESET
1G/VCR/T-REC LED
48
1G/VCR/T-REC_LED
RX
TUNER/JACK
DVD LCD
46
DVD_LED
25
X3003
14.3818MHz
4 FSC OUT
4 FSC IN
22
21
SYS_MUTE
VIDEO MUTE H
40
88
SYS_MUTE
VIDEO_MUTE-H
CENT LED
D3001
10
LDM CTL
CP3001
OPERATION/
DISPLAY
SEG 6
SEG 9
SEG 7
67
68
71
SEG 8
3G/TV/VCR LED
50
66
4G/TIME SHIFT LED
51
SEG 6
SEG 9
SEG 7
SEG 8
3G/TV/VCR_LED
4G/TIME SHIFT_LED
SEG 2
5G/CB/BS LED
52
58
SEG 2
5G/CB/BS_LED
SEG 4
60
SEG 4
SEG 10
SEG 10
SEG 3
59
SEG 3
73
2
CAP VCO
8
LD/CY_VCO
AT+12.6V
POWER
POWER
POWER
POWER
RF_CH_SW
94
RF_CH_SW
16
AV SW1
AV_SW1
92
CV IN1
AV_SW2
F-5
F-6
REC SAFTY
SW