B (3/3), Q (2/2), H1, H2, S - Sony FWD-50PX1 Service Manual

Q
(2/2)
IC3017
12 11
J3007
BUFF 13
REMOTE
Q3024
IC3017
(RS-232C)
2 3
1
IC3017
5 6
BUFF 4
Q3025
STBY
+5V-2
IC3018
RS-232C I/F
IC3019
S3001
3 5
14 T1O T1I 11
7
IC3019
2 6
13 R1I R1O 12
1
6
3
STBY5V
D9308
CN8551 CN3003
POWER
3 LED RED 3
RED
POWER
4 LED GREEN 4
GREEN
IC9300
REMOTE
CONTROL 6 SIRCS 6
H1
RECEIVER
12V
CN3007
FAN DRV
FAN DRV 1 SWITCH
FAN 1
Q3011
2 IC3007
FAN 1
FAN DRV
7
CONT
13 Q3009,3010
FAN DRV 4 11
FAN 2
12
5
FAN 2
IC3023
FAN DRV 7
FAN 3
10 1
8
FAN 3 8 5 3
9 6 2
4
FAN DRV 10 IC3008
FAN 4
11
FAN 4 12V
13V
REG
FAN DRV 13
14
FAN 5
S
STBY
5V
IC1501
IC1502 CN1501
TEMP 3 1
2 THERMO
SENSOR
S
STBY
5V
IC1501
IC1502 CN1501
TEMP 3 1
2 THERMO
SENSOR
S
STBY
5V
IC1501
IC1502 CN1501
TEMP 3 1
2 THERMO
SENSOR
FWD-50PX1

B (3/3), Q (2/2), H1, H2, S

B
(3/3)
(MAIN CPU)
CN1002
CPU RESET 5
FLASH MODE 7
TOOL FWE 6
UART TX 2
UART RX 4
CN3002 (3/4) CN1001 (1/2)
20 CPU RESET CPU RESET 20
22 FLASH MODE FLASH MODE 22
21 FWE FWE 21
18 UART TX UART TX 18
19 UART RX UART RX 19
STBY STBY
5V 3.3V
IC1005
CN3004
5 CPU RESET 2 RESET 1
7 FLASH MODE
D5V-2
6 FWE
IC1020
IC3020
2 6
2 UART TX TOOL 2 RESET 1
1
IC3020
3 5
4 UART RX 1/3 H STATUS
7
8 CONTROL 1/3 V STATUS
IC1002
IC3024
CN3009 (3/3)
3 4
2/3 SYS HS
A14 OP_TX
5 1
2/3 SYS VS
2 B14 OP_RX OPTION
A8 232C-SHON
5 6
2/3 V BLK
1
.
7
IC1016
3 17
2/3 PDP_STATUS
CN3002 (4/4)
6 LED B LED B 6
5 LED A LED A 5
SIRCS1 1/2
25 FAN FB FAN FB 25
5
24 FAN DRIVE FAN DRIVE 24
26 FAN DETECT FAN DETECT 26
12V
X1002
12.288MHz
CN3012 CN3011 CN1005
TEM P1 2 2 TEM P1 TEM P1 2
TEM P2 5 3 TEM P2 TEM P2 3
TEM P3 TEM P3 TEM P3
8 4 4
H2
S8651
CN8651 CN1004
MENU 2 KEY SENSE 2
S8652 4 POWER 4
UP
S8653
DOWN
S8654
ENTER
STBY
S8657
5V
POWER
CN101 (1/2) IC1016 IC1016
2 6 7 1
POWER POWER
3
UNIT
THERMO 4
CN7
IC1017
STBY 3.3V STBY
5V REG 3.3V
B (3/3), Q (2/2), H1, H2, S
IC1007
STBY 5V
EEPROM
REG
8 VCC
Q1002
IC1006
1
CURRENT
4
2 SOURCE 5 SDA
IC1004
Q1001
6 SCL
MAIN CPU
WDTOVF 67
SDA HS 57
SCL HS 58
71 RES IC1019
BUS SW
120
MD2
74 FWE SDA LS 53 2 SDA5 SDA3 3
22 TXD2 SCL LS 55 5 SCL5 SCL3 6
23
RXD2
15K RGB
OE 39
PDP CPU 1
PDP ACT 2
87 D5 IRQ
65 H STATUS
66 V STATUS
RGB3 85
INPUT SEL 14
LPF SW 17
29 H SYNC
2 A MUTE 16
33
V SYNC
L MUTE 15
IC1016
2
5
30 V BLK
SIRCS 18
3
Q SENS 101
6 PDP IRQ CONT1 86
TU TX 61
100 LED RED
TU RX 60
IC1012 IC1012
10 8
11 9
TU CLK 59
99 LED GREEN
TU CS 62 SYNC_IRQ 1/3
TU RST 84
12
POWER SW
CC VID/YUV 43
PIC AGC 45
SYNC SW 40
SOG DUTY1 64
SOG DUTY2 63
102 FAN LIMIT
IC1010
9 11
SYSTEM RESET 3
9 PWM0
SC CS 114
IC1010
3 17
SC PLL SW 19
IC1009 IC1011
6 2 18 2
4W RX 116
1
89 FAN DET IC1010
5 15
4W TX 117
4 16
115
4W CLK
6 14
OSD CS 112
75 XTAL PLD CS 113
VIDEO MUTE 4
77 EXTAL
IC1003
PLL
4 SI SO 3
2 SCLK
32k OUT 1
94 TEMP1 IC1009 OSCO 8
5 3 X1001
96 TEMP2 RTC CS 111 7 CE
32.768kHz
98 TEMP3 RTC IRQ 90 6 INTR OSCI 9
VEH1 48
VEH2 49
VEH3 50
97 KEY
COL SYS N/M 47
NTSC/PAL 46
BUFF AMP
1/3 COM IN
Q210 Q208
AMP BUFF
Q204 Q203
IC204
BUFF 2 4
1/3 FSC
Q201
28 POWER
106 TEMP
COMF SW 51
7-3 7-3
2/3
IC205
3LINE COMB IC208
BUFF AMP
33 D7 Y OUT 6 6
Q205 Q207,211
1
7
34 D6
35 D5 5
25 C7
26 C6 IC209
27 C5
AMP
C OUT 8 6
Q206,209
29 C3 1
7
30 C2
5
31
C1
46 N/M
47 PAL/NTSC
IC206
15 V IN 3D COMP
BUFF
60
SDA AYO 84
Q212,217
14 RBT 59 SCL D3.3V-2
BUFF
ACO 83
45 FSCI Q215,218
52 FSCI
Q214
BUFF BUFF
88 AYI
Q216 Q213
IC207
SYNC
2 1 76 CSI
SEP
SDA HS 2/3
SCL HS 2/3
SDA LS 1/3
SCL LS 1/3
CN101 (2/2)
TO POWER UNIT
3 POWER
CN7
CN1006
TO POWER UNIT
2 PSO
CN5
CN7001 (1/2)
TO PLASMA DISPLAY
POWER
4 PANEL UNIT
CN7
CN1001 (2/2)
16 SDA LS Q BOARD
CN3002
15 SCL LS
RGB3
29
8 INPUT SEL
11 LPF
12 AUDIO MUTE
13 LINE MUTE
SIRCS
3
28 Q-SENSE
30 CONT1
CN103
1 SI
2 SO
3 CLK
RESET
5
CC VID/YUV 1/3
PIC AGC SW
1/3
SYNC SW 1/3
SOG DUTY1 1/3
SOG DUTY2 1/3
SYS RESET 2/3
CS SC 2/3
SC PLL 2/3
SRX 4W 2/3
STX 4W 2/3
SCK 4W 2/3
CS OSD 2/3
CS PLD 2/3
V MUTE 2/3
CN1003
CLOCK
2
COM Y 1/3
COM C 1/3
IC201
3V
A3V
REG
IC202
3V
D3V
REG