Sony COP-911 Service Manual page 13

Compact disc player
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1
42 to 49
| A7to AO
50 to 57 | D7to DO
58
SENS
Description
No connection.
Address signal output to 1C325 (RAM).
Input and output of data signal with IC325 (RAM).
Input of SENSE signal for COUT count from IC101 (CXD2515Q).
GFS signal input from IC101 (CXD2515Q). "L": NG, "H": OK
FOK signal input from IC101 (CXD2515Q). "L": NG, "H": OK
AFADJ
OUTSW
VLEVEL
I
Test mode terminal.
GFS is no longer monitored during PLAY, PAUSE or SEARCH, while not stopping even with GFS
remaining still at "L" (NG).
Test mode terminal.
It is possible to check the interface between the sub system controller (IC401) and this controller (IC327).
|
ae
'
INSW
I
Input of S151 (Loading in switch).
Input of S152 (Loading out switch).
Level input of remote control volume (RV901).
VOLUP
O
Output of volume up control to remote control volume (RV901).
66
67
VOLDOWN
Output of volume down control to remote control volume (RV901).
6
DAVREF
A
8
69
DVREF
VOLLED
Input terminal of reference voltage to D/A input port.
Input terminal of reference voltage to A/D input port.
Ground terminal. (GND)
_
Power supply terminal. (+5V)
=
Power supply terminal. (+5V)
ie
Ground terminal. (GND)
Calculation readout clock output to [C101 (CXD2515Q).
Subcode Q data readout clock output to IC101 (CXD2515Q).
Control output to remote control volume LED (D901).
SUB Q
LODIN
Subcode Q data input from [C101 (CXD2515Q).
Output to rotate M201 (loading motor) in the loading in direction. *1
LODOUT
_LODIN @
LODOUT @
Output to rotate M201 (loading motor) in the loading out direction. *1
No connection.

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