Mechanical Adjustments - Sony BDP-CX7000ES Service Manual

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3 7 63 1515 0
When trouble is found in the table stop and the detection of the
disc, or the adjustment part is taken apart, it is necessary to do the
following adjustments over again.
1. INTRODUCTION
1-1. Adjustment item and the order
1. POP UP MECHANISM ADJUSTMENT
2. TABLE SENSOR ADJUSTMENT
3. DISC DETECT SENSOR ADJUSTMENT
4. SENSOR LEVEL ADJUSTMENT
1-2. It is necessary to do the above-mentioned 2 to 4 in
this order of 1-1.
A long screwdriver is necessary to "Table sensor adjustment".
1-3. Wiring for adjustment
The oscilloscope and the harness are prepared.
It is easy to work when the harness (wire with the connector) like
fi gure above is made. It is possible to substitute it by measuring the
waveforms of JL5021 and JL5022 by the short-circuit of JL5020
and JL5024 when there is no harness.
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MECHANICAL ADJUSTMENTS

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SECTION 4
2 9
8
Adjustment/Connection location:
(Connection with harness)
– IMD (ES) Board (Component Side) –
Sensor level adjustment
4
CN5004
4
(Connection without harness)
– IMD (ES) Board (Cnductor Side) –
Q Q
3 6 7 1 3 1 5
IC4002
oscilloscope
CH1 CH2
1-4. Entering the mechanical adjustment mode
Procedure:
1. Step 1-3 is connected and the power cord of the set is inserted.
2. The message "ADJUST MODE" is appears on the fl uorescent
indicator tube.
3. Press the [ ] button, The message "TABLE_ADJUST *" is
N
appears on the fl uorescent indicator tube, and entering table
adjust mode.
Press the [ ] button, The message "DISC_ADJUST *" is ap-
X
pears on the fl uorescent indicator tube, and entering disc sen-
sor adjust mode.
Press the [ ] button, The message "ADJUST_MODE *" is
x
appears on the fl uorescent indicator tube, and return the adjust-
ment menu.
co
.
BDP-CX7000ES
9 4 2 8
IC1001
RV1001
1
1
oscilloscope
harness
CH1 CH2
IC2002
0 5 8 2 9 9 4 2 8
JL5021
JL5022
JL5020
JL5024
m
9 9
9 9
27