Sony SS-SS20R User Manual

HT-S20R
31
Sony CONFIDENTIAL
For Authorized Servicer
4-9. PRINTED WIRING BOARD - TOUCH KEY Board (SA-WS20R) -
• : Uses unleaded solder.
• See page 25 for Circuit Boards Location.
TOUCH KEY BOARD (SIDE A)
TOUCH KEY BOARD (SIDE B)
A
1 2 3 4
4-10. SCHEMATIC DIAGRAM - TOUCH KEY Board (SA-WS20R) -
TP22
4P/1.25
TP16
TP18
TP20
C405
TP15
TP17
TP19
R403
R410 R411 R412
TP3
TP5
CN401
CN7/125V
eKTF5616
IC400 eKTF5616
R413
TP6
R414 TP7
R415R416 TP8TP10
TP400
BT
TP4
VOL- R417 TP11
TP401
VOL+ R418
TP12
TP402
C402 C403 C404
Source R419 TP13
TP403
Power R420 TP14
TP404
FB401
C407
C408
10U/6.3V
ASGND
C406
R421 TP26
TP405
104
0
10K 10K 10K
1
2
3
4
5
6
7
100
100
10010K
10K
10K
22P 22P 22P
10K
10K
100
104
104
10K
SCL_UR
SDA_UR
B_LED
INT_TH
SCL_TH
SDA_TH
UART
For Touch debug
Connect Jack
EB1: to OLED+IR board
SB1: to MAIN board
CN400
BK3.3V_T
BK3.3V_T
BK3V3_T
BK3.3V_T
BK3V3_T
1
2
3
4
GND
9
GND
8
P71/TK10
1
P70/TK9
2
P67/TK8
3
P66/TK7
4
P65/TK6
5
P64/TK5
6
P63/TK4
7
P62/TK3
8
P61/TK2
9
P60/TK1/TC1
10
VDD
11
VSS
12
P50//Reset/RX//SS
13
P51/TX/SI
14
P52/SDA0/SO
15
P53/SCL0/SCK
16
P54/SDA1/INT0
17
P55/OSCO/SCL1/INT1
18
P80/TK13/PWMA/AD0
19
P81/TK14/PWMB/AD1
20
P82/TK15/AD2
21
P83/TK16/AD3
22
P84/VREF/AD4
23
P85/AD5
24
PAD GND
25
1
1
1
1
1
1
A
D
B
C
123456
TOUCH KEY BOARD
SYSSET
2021/02/1022:25:21(GMT+09:00)

Sony SS-SS20R Specifications

General

Brand	Sony
Model	SS-SS20R
Category	Home Theater System
Language	English