: Positive voltage line
: CD Playback signal line
: Negative voltage line
8. Schematic Diagram
9. Printed Circuit Board Diagram
10. Terminal Function of IC's
10.1. IC601(C2BBGF000251):System control/FL drive
Pin
No.
Mark
I/O /
Division
Function
1
KEY1
I
Operation key1 signal input
terminal
2
KEY2
I
Operation key2 signal input
terminal
3
SP IN
I
A/D signal input terminal
from IC602
4
SP A
O
Band select signal output
terminal for IC602
5
SP B
O
Band select signal output
terminal for IC602
6
SP C
O
Band select signal output
terminal for IC602
7
SA CS
I
Chip select signal input
terminal
8
DSP
RST
O
Reset signal output
terminal for IC401
9
DSP CS
O
Chip select signal output
terminal for IC401
10
DSP
SNS
I
Sense signal input terminal
from IC401
11
DSP
ACK
I
Acknowledge signal input
terminal from IC401
