Description Of.1C Terminal :.:.0 - Alpine TDA7556R Service Manual

TDA-7556R/7659R/
TDA-7552R/7550R
Description of IC Terminal
85151W08 : 1C501
Terminal Description
E.VOL DATA output terminal for ADJ-NFP.
No connection terminal
Power Controi signal output terminal to NOSE.
Symbol
NFP EV DAT.
- NC
NOSE PWR
Bs 5
He]
ALARM
NFP EV CE
c
GND
DOLBY B
DOLBY C
c
L.O. FAST
Bae
b
[=]
| O_
|o |
No connection terminal
Dolby B * NR ON/OFF signal output terminal.
H: OFF /L: ON
Oo
Tape Direction indicator output terminal. H: FOR/L: REV
Sub Motor Rotation Control output terminal.
R-IN: H (CCW)/L (CW)/H (BRAKE)/L (OFF), F-IN: L (CCW)/H (CW)/L (BRAKE)/H (OFF)
Main Motor Rotation Control input terminal.
H: High Speed / L: Stabilization
Mode Detection input terminal.
Ea
a
a
|
(0
CE signal output terminal to DTS u-COM.
ALARM signal output terminal.
E.VOL CE output terminal for ADJ-NFP
—_ — wo
'
ie)
ms)
m
<
O.MOTOR
=
pb
T z
MTR FAST
M.S. DET
METAL
PACK IN
REV.DET
MODE SW
hm] nr ie) a] Se
cas iw Oo Dalin|
GND
PAUSE SW
MUTE
z
77
uv "4
Zz
mn
v nm
EV-DATA
PWR ON
WD! QW! @ Ny np My; -Ato N a
wo D ec m
8 / 8 ) 8
2 4
| m =<
3] 0
O| x
Zz (?)
No connection terminal.
Signal output terminal to BUS I/F
pol veo
BUS OUT
REMOCON
&
| 87 |
ACC DET
Wi Ww
-~8-