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Alpine TDM-7577RB Service Manual page 25

Fm/mw/lw/rds cassette receiver cd snucttie controller

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TDM-7577RB/TDM-7576R/TDM-7575RB/
TDM-7574R/TDM-7574RM
Description of IC Terminal
D78058FGC : 1C501
| No.
Symbol!
vO
Terminal Description
1
KEY A/D 3
|_| KEY A/D 3input terminal.
1 | KEY A/D 2 input terminal.
3
KEY A/D 1
1 | KEY A/D 1 input terminal.
GND
— | GND connect terminal.
—_—|—|
NC
— | Noconnect terminal.
|.
Vpp
~~
|Vpp connect terminal.
|
MONI RXD
| | RDS monitor input terminal.
MONI TXD
RDS SYNC
LCD INH
LCD DATA
LCD CLK
LCD CE
RDS monitor output terminal.
fe)
O | Sync. signal output terminal.
© | INH signal output terminal to LCD DRIVER (LC75823W).
Serial clock output terminal to LCD DRIVER (LC75823W).
Chip Enable signal output terminal to LCD DRIVER (LC75823W).
O | Serial data signal output terminal to LCD DRIVER (LC75823W).
LED IND
z Qa
(@)
(@)
O | FUNCTION IND control signa! output terminal.
Hi: Lit
Lo: Uniit
No connect terminal.
NOSE POWER | 0 | Power control signal output terminal to NOSE.
pl
19
|
NC
|Noconnect terminal.
POWER IC ON
| 0 | STBY control signal output terminal to POWER IC.
ai
POWER CONT
© | Power control signal output terminal for AUDIO/LIGHT/ TUNER and so forth.
22
A-MUTE
O | AUDIO MUTE signal output terminal.
23
IF MUTE
©
[IF MUTE output terminal.
=
24
NFP 1
© | NFP CONT signal! output terminal.
Hi: FAD F atNFP ON
Lo: Others
NFP 2
©
|NFP CONT signal output terminal.
| Hi: FADRatNFPON
Lo: Others
| Ce | DOLBYB
| O
|BNRON/OFF signal outputterminal.
Hi:OFF
Lo:ON
26
oom}
onc
| — | No connect terminal.
Input termina! of PAUSE MODE .
ROMee ony
| | Hi: PACK DN detected at UP EDGE
Lo: PAUSE MODE detected at DN EDGE
FOR RUN DET
| | Input terminal of FOR REEL rotated detection signal.
Stop : fix to Hi/Lo
29
MODE SW
| | Input terminal of MODE detection signal.
Hi: MODE decision
Lo: MODE transfer
:
30
REV RUN DET
1 [input terminal of REV REEL rotated detection signal.
Stop : fix to Hi/Lo
MOTOR FAST (NC) | —
|No connect terminal.
Output terminal of SUB MOTOR rotated control signal.
32
F-IN
1)
CCW
CW
BRAKE
OFF
F-IN
L
H
H
L
GND
-—— | GND connect terminal.
|
=
i

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