Sony KF-WE42A1, Service Manual

Page: 28 / 288

KF-WE42A1/WE50A1/WS60A1
RM-1022 RM-1022 RM-1022
– 34 – – 33 –
BLOCK DIAGRAM (6)
CN2301
CN2306
+3.3V
+3.3V
STBY 3.3V
+3.3VD
STBY 5V
1A 1R
3R
2R DE A
DO
4R
5D
1B
2A
2B
3A
3B
4A
4B
5Y
5Z
10 MS_SCLK-
12
13 MS_SDO-
15
16 MS_SDI-
17 MS_INS
19 MS_LED
9
6
7 MS_SDIR-
MS_BS- 5
THRU_3.3V
MS_BS+
2
4
HMG(MEMORY STICK)
WE42/WE50
To
MS2C BOARD
IC2301
RECEIVER
IC2303
BUS BUFFER
1 20
2
3
4
5 16
18
14
12
6
7
8
9
10
CN2304
STD/DUO
PRO
TO
G2 BOARD
CN6021
2
3
4
6
8
9
MS_BS
NC
MS_SDIO
MS_INS
MS_SCLK
VCC
CN2302
1
2
1
2
4
STBY 3.3V
SIRCS
STBY 5V
MS_3.3V
MS_3.3V
Q2301,2302
LED DRIVER
Q2311
(ACCESS)
1 2
4
1
REMOTE
CONTROL
RECEIVER
IC2302
BUFFER
IC2304
OUT
1
2
4
D
CN8202
TO AG BOARD
( (
CN5301
CN5306
+3.3V
+3.3V
S5301
+3.3VD
1A 1R
3R
2R DE A
DO 4R
5D
1B
2A
2B
3A
3B
4A
4B
5Y
5Z
10 MS_SCLK-
12
13 MS_SDO-
15
16 MS_SDI-
17 MS_INS
19 MS_LED
9
6
7 MS_SDIR-
MS_BS- 5
THRU_3.3V
MS_BS+
2
4
HMG(MEMORY STICK)
WS60
To
MS2C BOARD
IC5301
RECEIVER
IC5303
BUS BUFFER
1 20
2
3
4
5
16
18
14
12
6
7
8
9
10
CN5304
STD/DUO
PRO
TO
G2 BOARD
CN6021
2
3
4
6
8
9
MS_BS
NC
MS_SDIO
MS_INS
MS_SCLK
VCC
CN5303
1
3
1
2
P-SW
GND
MS_3.3V
MS_3.3V
Q5301,5302
LED DRIVER
Q5311
(ACCESS)
1 2
4
E
CN8202
TO AG BOARD
( (
1
(LAMP DOOR SWITCH)
T
CN8001
S8001
(LAMP DOOR)
LAMP COV
GND
3
1 CN6022
TO A BOARD