Read Sony SA-FW2010 / SA-W2010 / SS-F2010 Service Manual online
SA-FW2010/W2010/SS-F2010
30
MAIN BOARD IC005 R8A66166SP (LED DRIVER)
Pin No.
Pin Name
I/O
Description
1, 2
/Q1, /Q2
O
LED drive signal output terminal for VOLUME/BASS/TREBLE level indicator “H”: LED on
3
VCC
—
Power supply terminal (+3.3V)
4
A
I
Serial data input from the system controller
5
/OE
I
Output enable signal input from the system controller
6
CKL
I
Latch clock signal input from the system controller
7
/R
I
Reset signal input terminal “L”: reset
8
CKS
I
Shift clock signal input from the system controller
9
GND
—
Ground terminal
10
SQ16
O
Serial data output terminal Not used
11 to 13
/Q15, /Q16, /Q14
O
LED drive signal output terminal for illumination indicator “H”: LED on
14
/Q13
O
LED drive signal output terminal for TREBLE indicator “H”: LED on
15
/Q12
O
LED drive signal output terminal for BASS indicator “H”: LED on
16
/Q11
O
LED drive signal output terminal for INPUT 2 indicator “H”: LED on
17
/Q10
O
LED drive signal output terminal for MUTING indicator “H”: LED on
18 to 24
/Q9 to /Q3
O
LED drive signal output terminal for VOLUME/BASS/TREBLE level indicator “H”: LED on
Click on the first or last page to see other SA-FW2010 / SA-W2010 / SS-F2010 service manuals if exist.