Sharp MD-E9000H Service Manual page 25

1. EJECT mode
Step No. Setting Method
Step 1 Test mode EJECT state
Step 2 Press the CD STOP button.
Step 3 Press the CD STOP button.
Step 4 Press the CD STOP button.
Step 5 Press the NORMAL CD
EDIT button.
Step 6 Press the DISPLAY (DEMO)
button.
* Normally, the voltage at pin 3 of IC1401 becomes as follows:
Playback power output (ppw): Approx. DC 0.2 V
Recording power output (rpw): Approx. DC 1.8 V
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 (ppw): 0.72 ± 0.1 mW
Record (rpw): 5.5 ± 0.5 mW
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 (MMD213AS or MMD-318)
Step No. Setting Method
Step 1 Test mode STOP state
Step 2 Press once the CD PLAY button.
Step 3 Press the MD REC button.
Step 4 Press once the MD PLAY button. • During automatic adjustment
End of adjustment
Step 5 Press the MD STOP button.
Step 6 Adjustment value output
Press the MD STOP button.
• : Adjustment name
3. AUTO adjustment mode
Step No. Setting Method
Step 1 Test mode STOP state
Step 2 Press once the CD PLAY button.
Step 3 Press once the MD PLAY button. • In case of high reflection disc
End of adjustment
Step 4
Press the MD PLAY button.
Press the MD STOP button.
Step 5 Continuous playback (pit section)
Continuous playback (groove section)
Step 6 Press the CD STOP button.
Press the MD STOP button.
Step 7 Adjustment value output
Press the MD STOP button.
• : Adjustment name,
* Note 1:
Depending on the disc, "#COMPLETE_" may be displayed, which means that the ON position of the INNER switch cannot be
identified clearly. In this case, check the switch in the INNER mode using the specified disc. However, this is not a problem in AUTO
adjustment.
All manuals and user guides at all-guides.com
Playback power output state
Rec power output state
Therefore do not set this mode since it is not necessary
for the service.
MD TEMP setting of EEPROM setting
(The TEMP setting reference of the EEPROM.)
CONTROL setting of EEPROM setting
(The CONTROL setting reference of the EEPROM.)
AUTO adjustment menu
AUTO pre-adjustment menu
HAo→ • • • • • • • • • →TCO
If adjustment is OK, Step 5.
If adjustment is NG, Step 6.
STEP 2
STEP 2 AUTO adjustment menu
AUTO adjustment menu
PEG→HAG
• In case of low reflection disc
PEG→LAG
If adjustment is OK, Step 4.
If adjustment is NG, Step 7.
For grating adjustment
STEP 5
STEP 2
Confirmation of C1 error
Conformation of ADIP error (Low reflection only)
STEP 2 AUTO adjustment menu
STEP 2 AUTO adjustment menu
: Measurement value,
– 25 –
Remarks
Remarks
changes as follows.
Remarks
changes as follows.
changes as follows.
: Address
MD-E9000H
Display
[ _ _ E J E C T _ _ _ ]
[ p p w _ _ _ _ _ _ _ ]
[ r p w _ _ _ _ _ _ _ ]
[ x p w _ _ _ _ _ _ _ ]
Display
[ t s m e ]
[ A U T O _ A J S T _ ]
[ _ 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 _ ]
* Note 1
[ s c ]
[ a c ]
[ a a ]
[ C a n ' t _ A D J . ]