Sony HCD-ZX10D Service Manual page 19

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General Description of Checking Method
Selecting 2 and subsequent items call the submenu screen of each
item. And selecting 2 and subsequent items execute respective menus
and outputs the results.
For the contents of each submenu, see "Check Items List" as below.
Check Items List:
0-2. Version
0-2-1. All
0-2-2. Revision
0-2-3. ROM Check Sum
0-2-4. Model Type
0-2-5. Region
0-3. EEPROM Check
0-3-1. Sampling Check
0-3-2. Detail Check
0-4. GP I/O Check
0-5. SD Bus Check
0-6. Video Check
0-2. Version
0-2-2. Revision
The revision number of ROM IC205 that the program for
the DVD system processor (IC207) is stored.
0-2-3. ROM Check Sum
Check sum is calculated. (4 digits hexadecimal number)
0-2-4. Model Type
Model name is displayed. (LBT-ZX10D)
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L 13942296513
0-2-5. Region
Model destination code is displayed. (2 digits number)
0-3. EEPROM Check
0-3-1. Sampling Check
EEPROM check at every 64 words.
It compares read data with write data of each address. When
there are discrepancies between two data, it displays error.
0-3-2. Detail Check
EEPROM check at every 1 word.
It compares read data with write data of each address. When
there are discrepancies between two data, it displays error.
0-4. GP I/O Check
Pull up/down setting check of the DVD system processor (IC207)
pin 150, 151 and 154 (for clock setting port).
0-5. SD Bus Check
SD bus data check between DVD decoder (IC701) and D-RAM
(IC706).
0-6. Video Check
Output the color bars for video level adjustment.
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1. Drive Auto Adjustment
On the Test Mode Menu screen, press the [1] key on the remote
commander, the Adjustment Menu will be displayed.
## Drive Auto Adjustment ##
0. ALL
1. DVD-SL
2. CD
3. DVD-DL
Normally, [10/0] is selected to adjust DVD (single layer), CD and
DVD (dual layer) in this order. But, individual items can be adjusted
for the case where adjustment is suspended due to an error. In this
mode, the adjustment can be made easily through the operation
following the message displayed on the screen. The disc used for
adjustment must be the one specified for adjustment.
1-0. ALL
Press the key on the remote commander, and the servo set data
10/0
in EEPROM will be initialized. Then, DVD-SL disc, CD disc, and
DVD-DL disc are adjusted in this order. Each time one disc was
adjusted, it is ejected. Replace it with the specified disc following
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the message. You can finish the adjustment by pressing the [RETURN]
key on the remote commander.
Note: During adjustment of each disc, the measurement for disc type
judgment is made. As automatic adjustment does not judge the disc
type unlike conventional models, take care not to insert wrong type
discs. Also, do not give a shock during adjustment.
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HCD-ZX10D
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Adjustment Menu
Exit: RETURN
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