Dvd / Vcr - Panasonic PV-D4742 Service Manual

MAIN I (SYSTEM CONTROL/ SERVO) SCHEMATIC DIAGRAM
REC VIDEO SIGNAL PB VIDEO SIGNAL
TO M V
1 SW12V
TO M V 2
UNSW_5V_SYSCON
Q6002
2SB709ARS
SWITCHING
REC-ON
TO M II
3 D_REC_12V
R6006
10K
TO M IV 4 DEFEAT_H
TO M II,M IV
5 AUDIO_MUTE_H
TO M II 6 V_LOCK_PLS
TO M II 7 VIDEO_MUTE_H
TO M IV 8 1/2_OSC
TO M IV
9 HIFI_H_SW
TO M IV 10 HIFI_PLAY_H
Q6003
2SD1819ARS
SWITCHING
DELAY REC
ON-ON R6074
2700
TP6007
PT
SW6001
LSSH0002
TP6209
SAFETY PT R6203 R6202
TAB SW 10K 270K
C6202 C6201
R6089
1000P 3300P
22K
TP6208 TP6202
R6090
PT
PT R6205 R6204
47K 330K
VCR+_L
C6204 C6203
0.01 0.01
TO M III
11 PANE_CLK
TO M III 12 ANGLE_LED_H
TO M III 13 VCR_LED_H
TO M III 14 VCR_REC_LED_H
TO M III 15 DVD_LED_H
TO M IV 16 DVD_AUDIO_SW_H
TO M II 17 CV_OUT
TO M II 18 CV_IN
TO M V 19 SW_5V_VIDEO
R6001
100
L3301
WA5
D6001
VEKS5708
GL451K
C3308
SENSOR LED
0.1
TO M II 20 OSD_VSS
TO M III 21 PANE_CS
TO M II
22 3CH_HIZ/4CH_L
TO M IV
23 SW_MUTE_H
TO M II 24 DVD_SEL_H
TO M V 25 DVD_POWER_ON_H
TO M III
26 PROGRE_LED_ON_H
TO M II 27 CPN_SEL_L
TO M V 28 PROGRE_SW_ON_H
CYLINDER SERVO
CAPSTAN SERVO
TP6010
PT
TP6011
PT
TP6205
WA10
C6013 PT
C6015 PT
C6017 PT
C6025 PT
C6007 PT
C6010
PT C6009 PT
C6008 PT
R6075 R6008
PT PT
TP6102 R6003 2200
PT
R6010
1800
Q6001
2SD1819ARS
R6012 C6033
IC6001
1K 0.1
RESET
25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
R6007 2700
26 1/4_OSC
27 HIFI-HSW
28 V-D-REC_H
R6011 PT
29
HIFI-PB_H
30 S-TAB
R6079 1K
31 VIDEO_MUTE_H
TP6201
PT 32 W/VCR+_L
PWM1(CAP)
33
34 PWM0(CYL)
R6093 PT
35 PANE_CLK
PT DVDD
X6001 36
IC6001
C6004 PT VSXS0232-TB
MN101D06FPP
37 OSC_OUT
14MHz SYSTEM CONTROL/SERVO/TIMER
C6005 C6006
38 OSC_IN
10P 9P MICROCONTROLLER
DVSS
39
R6013 1K LINK TO I/O CHART
40 ANGLE_LED_H
R6021 1K
41 VCR_LED_H
C6028 R6005 56K TP6101 PT
SXI
PT 42
R6018 1K
43 VCR_REC_LED_H
R6092 1K
44 DVD_LED_H
R6115 PT TP6107 PT
45 NC
R6032 PT
46 DVD_AUDIO_SW_H
47 CV_OUT
OSD_VSS
48
49 CV_IN
R3301 1K
50 CV_IN2
C3303 120P C3302
0.47/50V
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
C3306
R3305
0.47/50V
1500
R6101
22K
R6102
PT
CANADA_L
NOTE:
PARTS ENCLOSED IN DASHED LINES MARKED "PT" ARE NOT USED.
IC6005
KS24C011CS
(MEMORY)
R6100 PT IC6004
5 SDA VSS 4
PST3147NR
IC6001
R6114 PT
6 SCL NC 3
RESET
7 WP NC 2
RESET
8 VCC NC 1
1 2 3
C6021
C6027 0.1
0.01
C6029 PT
R6004
PT
R6037 Q6006
Q6005 390 2SD1819ARS
2SB709ARS SWITCHING
SWITCHING POWER ON-ON
POWER ON-ON
D6003 R6109 18K
L6001
MA165
WA5
R6110
10K
W/ALL_SET
C6014 Q6007
R6038 W/O
PT PT C6018
PT ALL_SET
IC6001 PT
C6016 R6060
J6004 RESET
C6019 PT 1M
WA5
10/16V W/ALL_SET
W/CMA
R6082 TP6106
10K PT
W/_2HD
C6026
1000P J6003 PT
9 8 7 6 5 4 3 2 1
WA17.5
W/_4HD
R6062 15K
100
DENV
R6063 15K
HAMP 99
R6064 15K
ROT 98
R6040 PT
97
POS.1
R6041 PT
POS.2 96
R6042 PT
POS.3 95
R6014 PT
94
C/R/SS_L
R6015 PT
BLACK_DET_V 93
R6016 PT
BLACK_DET_A 92
R6049 1K
91
POWER_ON_H
W/CMA
W/ALL_SET_L 90
R6043 PT
KEY1 89
R6047 PT
88
KEY2
R6048 PT
KEY3 87
R6235 PT
86
KEY4
TP6003 PT
R6103 PT
85
AT_ENV
W/CMA_L 84
R6052 4700
POWER-ON_L 83
R6053 PT
82
MTS_MODE
R6054 PT
DTS-AFC 81
R6055 PT
S-PHOTO_L 80
R6056 PT
79
T-PHOTO_L
R6050 PT
KEY5 78
77
TPZ
TP6207
TP6210
76 WA20
CO PT
C6223 C6216
0.01 PT
W/CMA
TP6005 TP6004
R6069
R6070 PT PT
TP6206
100K
100K
PT
R6228 Q6010 Q6009
1500 VEKS5707 VEKS5707
PT
TAKEUP SUPPLY
PT R6117 R6118
C6222 PHOTO TR PHOTO TR
22K 22K
2700P
C6217 R6116 R6119 C6023 C6022
R6230
0.1 PT PT PT PT
2200
R6231 W/CMA_L W/ALL_SET_L
68K
C6228
0.1
C6230
PT
C6031
PT
C6224
330/6.3V
PT
TP6008
PT
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE: For placing a purchase order of the parts,
TO DVD DECODER
P6002 C.B.A. P8003
KEY VOLTAGE CHART (SW6301
TERMINAL
VOLTAGE
KEY DATA1
(PIN 89)
KEY DATA2
(PIN 88)
KEY DATA3
(PIN 87)
KEY DATA4
(PIN 86)
KEY DATA5
(PIN 78)
TP6017 TP6018
TP6019
WA20 WA17.5
WA15
TP6009
PT
R6033
R6073 R6066
680
47K 47K
TP6001 TP6002
PT PT
W/ HIGH-SPEED
W/ HIGH-SPEED
C6011
C6024
100P
1 4 100P 1 4
PT
PT
2 3 2 3
IC6002 IC6003
RPI-303 RPI-303
TAKEUP SUPPLY
REEL SENSOR REEL SENSOR
C6232
47/50V
L6201 C6231
R6232
100U
100/6.3V 6800
R6233
15K
C6233 47/16V
MAIN I (SYSTEM CONTROL/SERVO) SCHEMATIC DIAGRAM MAIN I (SYSTEM CONTROL/SERVO) SCHEMATIC DIAGRAM
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
6304, 6311 6319)
0V 0.6V 0.7V 1.9V 2.0V 3.1V 3.2V 4.4V
----- VCR PLAY VCR REW -----
VCR
----- DVD STOP VCR FF
STOP/EJECT
DVD DVD
POWER CH DOWN
SKIP/REW SKIP/FWD
DVD PLAY VCR REC VCR/TV CH UP
PRO- DVD
DVD PAUSE -----
GRESSIVE OPEN/CLOSE
H_SW 31 TO M II
IIC_CLK 32 TO M II,M IV
IIC_DATA 33 TO M II,M IV
MASTER_DATA_1 34 TO M III
TO M III
SCK_1 35
TO M II
TV_L/VCR_H 36
TO M III
IR_DATA 37
TO M VI
E/V-MASK 38
ENV_DET 39 TO M II
TO M II,M VI
H_A_SW 40
TO M II
ROTA_SW 41
SW6002 LSSS0012
(MODE SELECT SWITCH)
2 POSITION A
3 POSITION B
4 POSITION C
1
C/R/SS_L 42 TO M VI
TO M VI
BLACK-DET-V/LED_B 43
BLACK-DET-A/LED_C 44 TO M VI
POWER_ON_H 45 TO M V
KEY1 46 TO M III
KEY2 47 TO M III
TO M III
KEY3 48
KEY4 49 TO M III
AT_ENV 50 TO M II
POWER_ON_L 51 TO M V
MTS_MODE 52 TO M IV
TO M II
AFC 53
TO M III
KEY5 54
TO M II
CTL- 55
CTL+ 56 TO M II
TO M V
UNSW_14V 57
TO M V
MOTOR_GND 58
TO CAPSTAN
P6201 MOTOR ASS'Y CN1
1 CAPSTAN MOTOR REVERSE(H)/FORWARD(L)
MOTOR GND
2
3 CAPSTAN FG OUTPUT
4 VCC(14V) FOR CAPSTAN MOTOR
5 CURRENT LIMIT FOR CAPSTAN MOTOR
6 VCC(5V)
7 CYLINDER PG/FG OUTPUT
LINK TO VOLTAGE CHART
8 CYLINDER SPEED CONTROL
9 CAPSTAN MOTOR SPEED CONTROL
10 VCC(14V) FOR CYLINDER & LODING MOTOR
11 SIGNAL GND
LSJB2015 LSJB2015
12 LODING MOTOR CONTROL REVERSE(L)/STOP(M)/FORWARD(H)
UNSW_14V 59 TO M V PV-D4742 PV-D4742