Sony HD-X1 Service Manual page 20

HCD-X1
MIRR time Adjust Menu
1. CD MIRR time Check:
2. DVD MIRR time Check:
3. Threshold:75
4. Save to EEPROM
5. Default set MIRR time
[Open]Tray open [Close]Tray close
[0]Return to previous menu
5. Insert the DVD test disc (HLX-504) (Part No. J-6090-088-A).
6. Press the [2] button on the romote commander to select the
"2. DVD MIRR time Check".
7. Wait for hexadecimal value to display on the screen.
8. Check the value (##) of DVD MIRR time on the screen. If
## is 28 to 70, go to next step. If it is not so, return to step 5.
MIRR time Adjust Menu
1. CD MIRR time Check:
2. DVD MIRR time Check: $$ ##
3. Threshold:
4. Save to EEPROM
5. Default set MIRR time
[Open]Tray open [Close]Tray close
[0]Return to previous menu
9. Press the [4] button on the romote commander to select the
"4. Save to EEPROM".
10. Check that $$ is the same as the value of ## on the screen. If
it is not so, return to step 5.
11. Take out the DVD test disc (HLX-504) and insert the CD test
disc (YEDS-18) (Part No. 3-703-998-01).
12. Press the [1] button on the romote commander to select the
"1. CD MIRR time Check".
13. Wait for hexadecimal value to display on the screen.
14. Check the value (@@) of DVD MIRR time on the screen. If
@@ is 5A to E8, go to next step. If it is not so, return to step 11.
MIRR time Adjust Menu
1. CD MIRR time Check: && @@
2. DVD MIRR time Check: $$ ##
3. Threshold:
4. Save to EEPROM
5. Default set MIRR time
[Open]Tray open [Close]Tray close
[0]Return to previous menu
15. Press the [4] button on the romote commander to select the
"4. Save to EEPROM".
16. Check that && is the same as the value of @@ on the screen. If
it is not so, return to step 11.
20
17. Take out the CD test disc (YEDS-18).
18. Release the MIRR time Adjust Menu mode.
5. EXECUTING IOP MEASUREMENT
In order to execute IOP measurement, the following standard
procedures must be followed.
1. Set to the Drive Manual Operation mode.
2. Press the [3] button on the romote commander, and the
following Manual Adjust menu will be displayed.
Manual Adjust
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
[RETURN]Return to previous menu
3. Press the [6] button on the romote commander to select the
"6. Iop".
4. Wait for hexadecimal Value to display on the screen.
Manual Adjust
1. Track Balance Adjust:
2. Track Gain Adjust:
3. Focus Balance Adjust:
4. Focus Gain Adjust:
5. Eq Boost Adjust:
6. Iop: YY ZZ
7. TRV. Level:
8. S curve(FE) Level:
9. RFL(PI) Level:
0. MIRR Time:
↓ ↑
Change Value
[RETURN]Return to previous menu
5. Convert each value (YY and ZZ) from hexadecimal to decimal
using conversion table.
6. Substract between these two values (YY and ZZ).
7. If the remainder is smaller than 93 (decimal), then it is OK.
However if the value is higher than 93, then the BU (base
unit) is defective and need to be change.
8. Release the Manual Adjust menu mode.