Alpine TDA7556R Service Manual page 9

TDA-7556R/7659R/
TDA-7552R/7550R
Symbol Terminal Description
System Clock OSC connection terminal. (8.38MHz)
|S
Zz
8
a
@ Zz Oo
GND GND terminal.
No connection terminal.
GND terminal.
Pa
ra
m 4
z
>
12)
Cc par
Audio signal switching input terminal. H: Outer AMP /L: Inner AMP
Mutual Reset IN-INT signal input terminal.
PULL-DOWN
MODEL
ENCODER 1
ENCODER 2
Pull-Down terminal.
z Zz
Fl
A/D input terminal for Model Set Up.
Encoder Data input terminal.
GND terminal.
NOSE-DET
Q Zz iw]
Nose Detection input terminal.
Power Supply terminal.
<
ie) 0
LCD DO
LCD DI
LCD CLK
LCD CE
LCD RST
DTS STS
DTS CMD
DIS CLK
Serial Data input terminal from LCD Driver.
Serial Data output terminal to LCD Driver.
Serial Clock output terminal to LCD Driver.
Serial Data CE signal output terminal to LCD Driver.
Reset signal output terminal to LCD Driver.
Serial Data input terminal from DTS p-COM.
Serial Data output terminal to DTS u-COM.
Serial Clock output terminal to DTS p-COM.
fo) oa on ao} a] of] ait or] on + [a = N ape, aol rp] -|o N
85088W01 : IC502