Sony hcd-hdx501W Service Manual page 25

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DVD SECTION
1. DVD SERVICE MODE GENERAL DESCRIPTION
This mode let you make diagnosis and adjustment easily by using
the remote commander and the TV screen. The instructions,
diagnostic results, etc. are given on the on-screen display.
Be sure to execute the IOP measurement when a base unit is replaced.
2. ENTERING DVD SERVICE MODE
Procedure:
1. Press the button to turn on the system.
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2. Press the [FUNCTION] button repeatedly to select the "DVD".
3. While pressing the
[VOLUME] dial in the direction of (+) with the DVD player in
power on.
4. The message "SERVICE IN" appears on the fluorescent
indicator tube and top menu of the Remocon Diagnosis Menu
appears on the on-screen display on the TV screen as follows.
The model name, IF-con version and Syscon version are
displayed at the bottom of the on-screen display.
Remocon Diagnosis Menu
0. External Chip Check
1. Servo Parameter Check
2. Drive Manual Operation
3. Emergency History
4. Version Information
TE
L 13942296513
Model Name :xxxx_xx
IF-con:Ver.xx.xx(xxxx)
Syscon:Ver.x.xxx
5. To execute each function, press its number by using numeric
button on the remote commander.
6. To release from this mode, press the
system.
3. EXECUTING IOP MEASUREMENT
In order to execute IOP measurement, the following standard
procedures must be followed.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select "2
Drive Manual Operation" by pressing the [2] button on the
remote commander. The following screen appears on the on-
screen display
Drive Manual Operation
1. Servo Control
2. Track/Layer Jump
3. Manual Adjustment
4. Mecha test mode
5. MIRR time Adjust
0. Return to Top Menu
www
.
2. Select "3. Manual Adjustment" by pressing the [3] button on
the remote commander. The following screen appears on the
on-screen display.
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and buttons simultaneously, turn
x A
button to turn off the
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1. Track Balance Adjust:
2. Track Gain Adjust:
3. Focus Balance Adjust:
4. Focus Gain Adjust:
5. Eq boost Adjust:
6. Iop:
7. TRV. Level:
8. S curve(FE) Level:
9. RFL(PI) Level:
0. MIRR Time:
Change Value
V v
[RETURN]Return to previous menu
3. Select "6. Iop:" by pressing [6] button on the remote
commander.
4. Wait until a hexadecimal number appear in the on-screen
display as below.
1. Track Balance Adjust:
2. Track Gain Adjust:
3. Focus Balance Adjust:
4. Focus Gain Adjust:
5. Eq boost Adjust:
6. Iop: ED:
7. TRV. Level:
8. S curve(FE) Level:
9. RFL(PI) Level:
0. MIRR Time:
Q Q
3 6 7 1 3 1 5
Change Value
V v
[RETURN]Return to previous menu
5. Convert data from hexadecimal to decimal by using conversion
table.
6. If the value is smaller than 93 (decimal), then it is OK. However
if the value is higher than 93, then BU (base unit) is defective
and need to be change.
7. Press the
O RETURN
return to previous menu.
8. Press the [0] button on the remote commander to return to the
top menu of Remocon Diagnosis Menu.
9. Press the
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4. CHECKING EMERGENCY HISTORY
To check the emergency history, please follow the following
procedure.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select "3.
Emergency History" by pressing the [3] button on the remote
commander. The following screen appears on the on-screen
display.
Laser Hours
01. 01 05 04 04
00 00 00 00
co
02. 02 02 01 01
00 00 00 00
.
[Next]Next page [Prev]Prev page
[0]Return to Top Menu
HCD-HDX500/HDX501W
9 4 2 8
Manual Adjust
Manual Adjust
0 5 8 2 9 9 4 2 8
button on the remote commander to
button to turn off the system.
Emg. History Check
CD 999h 59min
DVD 999h 59min
00 92 46 00
m
00 00 23 45
00 A9 4B 00
00 00 23 45
9 9
9 9
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