Sharp MD-C2 Service Manual page 22

MD-C2
1. EJECT mode
Step No. Setting Method
Step 1 Testmode EJECT state
Step 2 Press once the DISPLAY button. Playback power output state
Step 3 Press once the DISPLAY button. Record power output state
Step 4 Press once the DISPLAY button. Max. power output state
Step 5 Press the X-BASS button.
Step 6 Press the EQUALIZER button.
Confirmation of pickup laser power
It is possible to confirm in the record/playback mode with the aid of laser power meter. However, since the laser power meter
measurement is characterized with dispersion, obtained data are used only for confirmation.
Reference data (at room temperature 25°C)
Playback: 0.72±0.1 mV
Record: 5±1 mV
Note: Never see directly the laser light. Otherwise your eyes are injured.
2. AUTO pre-adjustment mode (Low reflection disc only)
With the pre-adjustment disc (MMD-318)
Step No. Setting Method
Step 1 Testmode STOP state
Step 2 Press once the SURROUND button. AUTO pre-adjustment menu
Step 3 Press the MD1 PLAY button.
End of adjustment
Step 4 Grating adjustment,
adjustment value output
Press once the MD2 PLAY button. STEP 2 AUTO pre-adjustment menu
Step 5 Adjustment value output
Press once the MD2 PLAY button. STEP 2 AUTO pre-adjustment menu
• : Adjustment name
3. AUTO adjustment mode
Step No. Setting Method
Step 1 Testmode STOP state
Step 2 Press the SURROUND button two times. AUTO adjustment menu
Step 3 Press the MD1 PLAY button.
End of adjustment
Step 4 Adjustment value output
Press the MD1 PLAY button.
Press the MD2 PLAY button.
Step 5 Continuous playback (pit section) Confirmation of CI error
Continuous playback (groove section)
Step 6 Press the DISPLAY button.
Press the MD2 PLAY button.
Step 7 Adjustment value output
Press the MD2 PLAY button.
• : Adjustment name,
TEMP setting of EEPROM setting
CONTROL setting of EEPROM setting
• During automatic adjustment
HAo→ • • • • • • • • • →LAO
If adjustment is OK, Step 4.
If adjustment is NG, Step 5.
The AUTO preliminary adjustment should have been completed.
The slide moves to the innermost periphery, and automatic
adjustment is started.
• In case of high reflection disc
PEG→HAG
•In case of low reflection disc
PEG→LAG→GCG→GEG→LAG
If adjustment is OK, Step 4.
If adjustment is NG, Step 7.
For grating adjustment
STEP 5
STEP 2 AUTO adjustment
Confirmation of ADP error
STEP 2 AUTO adjustment menu
STEP 2 AUTO adjustment menu
: Measurement value,
– 22 –
Remarks
Remarks
changes as follows.
Remarks
changes as follows.
changes as follows.
: Address
Display
[ _ _ E J E C T _ _ _ ]
[ P P W _ _ _ _ _ _ _ ]
[ R P W _ _ _ _ _ _ _ ]
[ X P W _ _ _ _ _ _ _ ]
Display
[ t s m16 e ]
[ _ A U T _ Y O B I _ ]
[ : _ _ _ _ _ _ ]
[ _ C O M P L E T E _ ]
[ C a n ' t _ A D J . ]
Display
[ t s m e ]
[ A U T O _ A J S T _ ]
[ : _ _ _ _ _ _ ]
[ _ C O M P L E T E _ ]
[ s c ]
[ a c ]
[ a a ]
[ C a n ' t _ A D J . ]