MD-MT877/MD-MT877C

Do the following when replacing the mechanism, the pickup, the EEPROM (IC402), the LSI(IC201) or the main PWB unit.

Enter the test mode, move the pickup to the most internal periphery and execute AUTO1. (Use the disc of MMD-213A.)

A U T O 1

PLAY

A T 1

(During the spare style automatic adjustment)

Normality completion

 

A D J . O K

 

PLAY

 

A T 2

(During the adjustment that ATT is automatic)

Normality completion

 

A D J . O K

Remote controller P-MODE button

(During the focus balance adjustment)

The indication of RAMDOM

STOP is pushed

(Adjustment completion)

The indication of "TEST"

Move the pickup to the most internal periphery and press the BASS button (Fast Forward Button)

AUTO2 It is made to carry it out

PLAY

A D J . O K

PLAY

 

 

(Continuance is regenerating)

A P # # # #

It confirms that an address proceeds

STOP is pushed

B Y E O K

Indication disappears

All the supply of the power supply is turned off

(In such cases as the battery)

If you replaced EEPROM, set the EEPROM valume to the final version.

Test Mode Start · Completion methool

• Starting method of the test mode

When the unit is in the stand-by state (with no display), the test mode is started by performing the following operation using the remote control.

Press the [PLAY] button while pressing the [PLAY-MODE] button, and release the [PLAY-MODE] button while keeping the [PLAY] button pressed, and press the [VOLUME–] button.

Indication after the start :

 

 

 

 

 

 

 

 

 

 

T E S T

 

: To the test mode stop ([Test mode menu])

 

 

 

 

 

 

Performance mode

=Normal

 

 

 

 

 

 

Playback volume

=28

 

 

 

 

 

 

LINE REC volume

=30

 

 

 

Volume+

Microphone REC volume

=20

 

 

 

Resume setting

=Cancellation

 

 

 

 

 

 

 

 

 

 

 

 

: Version indication 2 seconds

 

 

 

 

 

 

 

EEPROM version

 

 

 

 

 

 

 

Destination

 

 

 

 

 

 

 

 

 

 

Volume -

 

Program version

 

 

 

 

 

 

 

 

 

All the lighting

: LCD all the lighting two seconds

 

• How to cancel the test mode

 

 

 

 

 

 

 

 

 

 

T E S T

 

 

 

: Test mode stop

 

 

 

 

 

 

 

 

 

 

STOP

 

 

 

B Y E

B Y E O K

: [OK] or [NG]

Check the microcomputer RAM and EEPROM with the contents of the preliminary adjustment.

POWER OFF

Pickup position initialisation

EEPROM contents renewal

 

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