Panasonic DoubleFeature PV-D4734S, Service Manual

Page: 156 / 170

MASTER_DATA_1
SCK_1
R6302 68K
C6302
0.1
R6304 68K
R6321 27
R6319 68K
R6318 68K
R6308 68K
R6353
47K
R6320 27
L6301
100U
R6305 68K
R6309 68K
HEATER_F-
C6310
PT
R6307 68K
UNSW+5V_SYSCON
PANE_CS
D6324
MA4056-M
SW_H
R6306 68K
VFD_-30V
C6301
PT
R6301 68K
TP6306
PT
KEY_1
KEY_4
1800
R6317
1800
R6313
TP6303
PT
TP6304
PT
3900
R6316
1800
R6314
KEY_2
1800
R6315
KEY_5
TP6305
PT
KEY_3
1800
R6310
12K
R6312
3900
R6311
IR_DATA
47
R6303
C6306
470/6.3V
C6315
100/50V
100/6.3V
C6307
X6301
EF0EC4004T4
IC6303
PT6351
1 2 3
DGT11
4
DGT10
5
DGT9
6
DGT8
7
DGT7
8
DGT6
9
DGT5
10
DGT4
11
NC
13 DGT2
14 DGT1
15 DGT0
16 VPP
17 NC
18 VDD
19 OSC1
20 OSC2
21 VSS
22 NCS
25
SDO
26
KEY IN0
27
KEY IN1
28
KEY IN2
29
KEY IN3
30
KEY IN4
31
SEG0
32
SEG1
33
SEG2
23
SCK
24
SDI
37 SEG6
38
SEG7
39
SEG8
40
SEG9
41
SEG10
42 SEG11
43 DGT15/SEG12
44 DGT14/SEG13 12 DGT3
34 SEG3
35 SEG4
36 SEG5
U6301
A2BB00000111
35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
EVQ11A09K
SW6323
EVQ11A09K
SW6327
EVQ11A09K
SW6326
EVQ11A09K
SW6329
EVQ11A09K
SW6321
EVQ11A09K
SW6324
EVQ11A09K
SW6322
EVQ11A09K
SW6325
EVQ11A09K
SW6328
EVQ11A09K
SW6320
EVQ11A09K
SW6319
U6302
LSSZ0007
3 2 1
R6322
0
F+
F-
SEG15 DGT12/ DGT13/ SEG14
P8
8G
P10 NC
5G
6G
NC
4G
2G P4 P14
P11
P2
NC
P7
NC
P13 P1
F+
P12
F-
P15
NC
P6
P5 NP 3G
P3
7G 1G
NC
NP P9
DVD_OPEN/CLOSE
VCR/DVD_FF/SEARCH/SKIP+
VCR_STOP/EJECT
VCR_CH UP DVD_PLAY
DVD_STOP
VCR_PLAY
VCR/DVD_REW/SEARCH/SKIP-
VCR_CH DOWN
VCR/DVD_POWER
VCR_REC/TIME
GND
OUT Vcc
95
81
13
25
30
29
37
44
43
42
41
47
TO MV
TO MVI
TO MV
TO MI
TO MI
TO MI
TO MI
TO MI
TO MI
TO MI
TO MI
TO MI
(5.6V)
(DISPLAY TUBE)
(DISPLAY PANEL CONTROL)
TO MVI 82
(IR RECEIVER UNIT)
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE:
For placing a purchase order of the parts,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
MAIN III (OPERATION) SCHEMATIC DIAGRAM
PV-D4754S/PV-D4754S-K
LINK TO VOLTAGE CHART
MAIN III (OPERATION) SCHEMATIC DIAGRAM
COMPARISON CHART OF
MODELS & MARKS
PV-D4734S
PV-D4744
PV-D4744S
PV-D4754S
PV-D4734S-K
PV-D4744S-K A
B
C
D
E
F
PV-D4754S-K
Not Used G
PT
MODEL MARK
NOTE:
PARTS MARKED "PT" ARE NOT USED.
LSJB2154
Pin No. I/O
O 1
Signal Name Description
DGT13/SEG14
DGT12/SEG15 - 2
- 3
O 4
O 5
O 6
O 7
O 8
O 9
O 10
- 11
O 12
O 13
O 14
O 15
I 16
- 17
I 18
I 19
O 20
- 21
I 22 IC6303 cs(L)
I 23
I 24
- 25
- 26
- 27
- 28
- 29
- 30
O 31
O 32
O 33
O 34
O 35
O 36
O 37
O 38
O 39
O 40
O 41
O 42
O 43
O 44
I/O CHART OF IC6303
DGT11
DGT10
DGT9
DGT8
DGT7
DGT6
DGT5
DGT4
NC
DGT3
DGT2
DGT1
DGT0
VPP
NC
VDD
OSC1
OSC2
VSS
NCS
SCK
SDI
SDO
KEY IN0
KEY IN1
KEY IN2
KEY IN3
KEY IN4
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
DGT15/SEG12
DGT14/SEG13
-30V
Ground
(Not used)
(Not used)
(Not used)
(Not used)
(Not used)
(Not used)
(Not used)
(Not used)
(Not used)
+5V
X In
X Out
Digit 10
Digit 13/Segment 14
Digit 9
Digit 8
Digit 7
Digit 6
Digit 5
Digit 4
Digit 3
Digit 2
Digit 1
Digit 0
Serial clock 1
Serial data 1
(Not used)
Segment 0
Segment 1
Segment 2
Segment 3
Segment 4
Segment 5
Segment 6
Segment 7
Segment 8
Segment 9
Segment 10
Segment 11
Digit 14/Segment 13
Digit 15/Segment 12
PV-D4734S / PV-D4744 / PV-D4744S / PV-D4754S / PV-D4734S-K / PV-D4744S-K / PV-D4754S-K
35