Alpine 7516M - Page 32

7516M/7516MM
(7516L
Symbol
Terminal Description
LCD DATA
LCD CLK
Serial data signal output terminal for LCD driver and shift register used to read
key code matrix,
Serial data syne signal output terminal for LCD and shift register used to read
key matrix.
LCD CE
Serial data sync signal output terminal for LCD driver.
iC
LO
NC
NC
Terminal to turn off LOUD OFF transistor in LOUD ON mode,
H: LOUD OFF
L:LOUD ON
NC
RADIO/TAPE
CHANGER
DATA OUT
D MUTE
Audio signal switching terminal for radio and tape.
L: Radio mode
H: Tape mode
CD CHANGER balance output terminal.
Input terminal for audio mute signal (active low level) sent from
DTS microcomputer,
54
STRT
Input terminal for command sync signal sent from DTS microcomputer,
55
KEY IN
Input terminal for serial signal data sent from shift register used to read key
matrix.
56
EJECT
Vpp
MUTE
Termina! to detect EJECT key being pushed, Used by being pulled up with
BAT+5, Active low. Accepts key input with PWR switch turned off,
Positive power supply terminal,
Positive power supply terminal,
Audio mute output signal developed during operation change, FF, REV,
or D MUTE input,
H: MUTE OFF
L: MUTE ON
OUT REMOTE
Outputs when 7516M/7516MM/7516L and the other set are in operation mode
(IN REMOTE :H), The signal is used as a remote signal for the other set and
AMP EQ.
ERRUPT
NC
Input terminal to make SET in PAUSE status in cellular operation,
H: PAUSE status
L: Immediately returns to the original status,
IN PAUSE
Input terminal which accepts a signal showing the other set is in operation,
Detects only a rising edge and immediately sets the PAUSE mode,
H:1n operation,
NC
NC
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