Test Mode - Kenwood MDX-F1 Service Manual

• Canceling the test mode
When the POWER button is pressed, the test mode is canceled, and the POWER OFF state is set.

• Test Mode

1. AUTO pre-adjustment mode
2. AUTO adjustment mode
3. AUTO FOCUS BIAS adjustment
4. RESULT sub-mode
5. RESULT mode (final adjustment)
6. MANUAL pre-adjustment mode
7. MANUAL adjustment mode
8. EEPROM setting mode
9. TEST-PLAY mode
10. TEST-REC mode
11. EJECT mode
1. AUTO pre-adjustment mode (Low reflection disc only)
Setting Method
Step No.
Step 1 Testmode STOP state
Step 2 Press once the MD REC
Step 3 Press once the MD PLAY button.
End of adjustment
Step 4 Grating adjustment,
adjustment value output
Press once the MD STOP button.
Step 5 Adjustment value output
Press once the MD STOP button.
¥ : Adjustment name,
2. AUTO adjustment mode
Setting Method
Step No.
Step 1 Testmode STOP state
Step 2 Press the ENTER button two times.
Step 3 Press once the MD PLAY button.
End of adjustment
Step 4 Adjustment value output
Press the MD PLAY button.
Press the MD STOP button.
Step 5
Continuous playback (groove section)
Step 6 Press the MD STOP button.
Step 7 Adjustment value output
Press the MD STOP button.
¥ : Adjustment name,
CIRCUIT DESCRIPTION
¥ 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)
¥ Focus bias adjustment is performed auto matically.
¥ 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.
¥ EEPROM setting
¥ Continuous playback from the specified address is performed.
¥ C1 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)
¥ TEMP setting (of EEPROM setting)
button. AUTO pre-adjustment menu
The slide moves to the innermost periphery, and automatic
pre-adjustment is started.
® ®
¥ During automatic adjustment
® ®
HAo RFg SAg
SEG RFG SAG
If adjustment is OK, Step 4.
If adjustment is NG, Step 5.
STEP 2
STEP 2 AUTO pre-adjustment menu
: Address
AUTO adjustment menu
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
If adjustment is OK, Step 4.
If adjustment is NG, Step 7.
STEP 5
STEP 2
STEP 2 AUTO adjustment menu
STEP 2 AUTO adjustment menu
: M e a s u r e m e n t v a l u e ,
Remarks
® ® ® ® ®
changes as follows.
® ® ® ®
SBg PTG PCH GTG GCH
HAO HEO TCO LAO
Remarks
changes as follows.
® ®
changes as follows.
GEG LAG
: Address
MDX-F1
Display
[ t s m e
_
[ AUT_ YOBI_ _ _
[ : _ _ _ _ _ _ ]
® ®
RCG
[ _ C O M P L E T E _ ]
[ AUT YOBI ]
Display
[ t s m e
[ A U T O _ A J S T _ ]
[ : _ _ _ _ _ _ ]
[ _ C O M P L E T E _ ]
[ a c
[ C a n ' t _ A D J .
]
]
]
]
]
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