20
MZ-B10
2. Press the X key.
3. Press the
X key once more.
4. Press the x key to quit the manual mode, and
return to the test mode (display check mode).
Temparature Correction
• Adjustment Method of Temperature Correction
1. Select the manual mode of the test mode, and set the item num-
ber 015 (see page 16).
2. Measure the ambient temperature.
3. Adjust with [SPEED CONTROL +] or [SPEED CONTROL --]
key so that the adjusted value (hexadecimal value) becomes
the ambient temperature.
(Initial value : 19h = 25˚C, Adjusting range : 80h to 7fh
(–128˚C to +127˚C))
4. Press the X key
or press the key on the remote commander
to write the adjusted value.
NV Reset
• Setting Method of NV Reset
1. Select the manual mode of the test mode, and set item number
021 NV Reset (see page 16).
SECTION 5
ELECTRICAL ADJUSTMENTS
Outline
• In this set, automatic adjustment of CD and MO can be per-
formed by entering the test mode.
However, before starting automatic adjustment, the memory
clear, power supply adjustment, and laser power check must be
performed in the manual mode.
•A key having no particular description in the text, indicates a
set key.
Precautions for Adjustment
1. Adjustment must be done in the test mode only.
After adjusting, release the test mode.
2. Use the following tools and measuring instruments.
•Test CD disc TDYS-1
(Part No. : 4-963-646-01)
• SONY MO disc available on the market
• Digital voltmeter
• Laser power meter LPM-8001
(Part No. : J-2501-046-A)
•Thermometer (using the Temperature Correction)
3. Unless specified otherwise, supply DC 1.2V from the BATT
IN (TP601, TP602).
4. Switch position
HOLD switch ............................................... ON
Adjustment Sequence
1. NV Reset (item number: 021)
(EEPROM clear)
r
2. Temperature Correction (item number: 015)
Manual Mode
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3. Rewriting the NV values.
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4. Power Supply Manual Adjustment
r
5. Laser Power Check
r
6. CD Overall Adjustment (item number: 031)
r
Overall Mode
7.
MO
Overall Adjustment (item number: 034)
r
8. RESUME Clear (item number 043)
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9. Rewriting the Patch Data
Manual Mode
(at replacement of the nonvolatile memory)
ResNV CC
021
Set LCD display
NV reset (after several seconds)
Res***
021
Reset!
021
Set LCD display
ResOK?
021
Set LCD display
SetTmp **
015
Set LCD display
**
: Adjusted value
Ver 1.1 2003.06
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