11-7
HDW-750/750CE V1
2
2
2
2
2
C001 : CASSETTE COMP. SW
Checks functions of the sensors used in the cassette compartment
block.
1.
Select “C001 : CASSETTE COMP. SW” and press the rotary
encoder.
2.
Check to see that the sensor of the cassette compartment changes
its status on the monitor from “OFF”
→
“DET”
→
“OFF” when
the cassette lid is opened, and a cassette tape is inserted gently and
then the cassette is pushed in until the clicking sound is heard.
3.
Check that the cassette-in sensor changes its status on the monitor
from “OUT” to “IN”.
4.
Check that the status returns from “IN” to “OUT” when the
EJECT button is pressed. (The status of the cassette-lock sensor
on the monitor changes from “OFF”
→
“DET”
→
“OFF” either
when the cassette lid is closed and when the EJECT button is
pressed.)
m
If status of the cassette-in sensor does not change its status to
“IN” or does not return to “OUT”, or if status of the cassette-lock
sensor does not return to “OFF”, check the followings.
For the cassette-in sensor
.
Cassette-in sensor (S2/SE-613 board)
.
Signal path between the SE-613 board and the MDC-13 board
.
Signal path between the MDC-13 board and the SS-92 board
For the cassette-lock sensor
.
Cassette-lock sensor (PH307/ MDC-13 board)
.
Cassette lock detector circuit (Q307 and others/MDC-13 board
and IC1 and others/SS-92 board)
.
Signal path between the MDC-13 board and the SS-92 board
n
Function of the cassette-in sensor can be checked by pressing the
cassette-in sensor with finger. However, if it is pressed by finger, the
unit judges that a cassette tape is inserted and SLACK-342 occurs.
SERVO CHECK MENU
C001:CASSETTE COMP. SW
CASSETTE IN SW:OUT
CASS-COM LOCK :OFF
11-3. Contents of Menus
