Sharp MD-R3H Service Manual page 19

• Test Mode
1. AUTO pre-adjustment mode
2. AUTO adjustment mode
3. RESULT sub-mode
4. RESULT mode (final adjustment)
5. MANUAL pre-adjustment mode
6. MANUAL adjustment mode
7. EEPROM setting mode
8. TEST-PLAY mode
9. TEST-REC mode
10. INNER mode
11. EJECT mode
1. AUTO pre-adjustment mode (Low reflection disc only)
Step No. Setting Method
Step 1 Testmode STOP state
Step 2 Press once the ENTER button.
Step 3 Press once the MD PLAY button. The slide moves to the innermost periphery, and automatic
End of adjustment
Step 4 Grating adjustment,
adjustment value output
Press once the MD STOP button. STEP 2
Step 5 Adjustment value output
Press once the MD STOP button. STEP 2 AUTO pre-adjustment menu
• : Adjustment name
• Automatic pre-adjustment is performed. (After adjustment the grating adjustment mode is set.)
• The adjustment value is output with the aid of system controller interface.
• Automatic adjustment is performed.
• The adjustment value is output with the aid of system controller interface.
• Continuous playback is performed. (Error rate indication, jump test)
• The measurement value, set value and calculated value are indicated.
• The set value is changed manually (in servo OFF state).
• The set value (after calculation) is indicated.
• The set value is changed manually (in servo OFF state).
• RF side manual adjustment is performed.
• Focus and tracking signal ATT manual adjustment is performed.
• Focus and tracking signal offset setting is performed.
• Focus and tracking signal ATT manual adjustment is performed.
• Various coefficients of digital servo are changed manually.
• Each servo is set to ON individually.
• Temperature detection terminal voltage is measured, and the reference value is determined.
• Continuous playback from the specified address is performed.
• C1 error rate measurement, ADIP error rate measurement.
• Continuous recording from the specified address is performed.
• Change of record laser output (servo gain is also changed according to laser output)
• The position where the INNER switch is turned on is measured.
• TEMP setting (of EEPROM setting)
• CONTROL setting (of EEPROM setting)
• Setting of laser power (record/playback power)
AUTO pre-adjustment menu
pre-adjustment is started.
• During automatic adjustment
HAo→RFg→SAg→SBg→PTG→PCH→GTG→GCH→RCG→
SEG→RFG→SAG→HAO→HEO→TCO→LAO
If adjustment is OK, Step 4.
If adjustment is NG, Step 5.
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Remarks
changes as follows.
MD-R3H
Display
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