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MD-MT877/MD-MT877C
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Entering the TEST mode
1. Setting at port (in standby state, disc-free state or power
nonconnected state)
(1) Set the port as follows.
TEST1 : "Low"
TEST0 : "High"
(2) Press the PLAY button in the standby state (it is allowed to
close the disc lid or to connect the power supply).
(3) Test Mode STOP [ T E S T _ ]
1 High reflection disc
MMD-110
88GMMD-110
(TEAC Test MD)
2 Low reflection disc
MMD-213A
88GMMD-213A
(TEAC Test MD)
3 Low reflection disc
Recording
UDSKM0001AFZZ
minidisc disc
ADJUSTMENT
Test disc
MD adjustment needs two types of disc, namely record-
ing disc (low reflection disc) and playback-only disc (high
reflection disc).
Type
Test disc Parts No.
Note: Use the low reflection disc on which music has been
recorded.
1. AUTO 1 Mode • Perform preliminary automatic adjustment.
• If the combination of mechanism and pickup
PWB has been changed, be sure to start from
AUTO1.
2. AUTO 2 Mode
• Perform ATT (attenuator) automatic adjustment.
• Perform continuous playback (error rate display,
jump test)
3. TEST-PLAY Mode
• Continuous playback from the specified address
is performed.
• 1 line, 10 lines or 100 steps manual jump is
performed.
• C1 error rate display (pit section), ADIP error
rate display (groove section)
• The temperature correction is performed only when
servo start is performed, but the posture correction
is not performed during continuous playback.
4. TEST-REC Mode
• Continuous record from the specified address
is performed.
• Change of record laser output (servo gain is
also changed according to laser output).
• The temperature correction is performed only
when servo start is performed, but the posture
correction is not performed during continuous
recording.
5. MANUAL 1 Mode
• Temperature is displayed.
• Seeing the displayed adjustment value, perform
preliminary manual adjustment.
(Error rate indication, jump test)
6. MANUAL 2 Mode
• Temperature is displayed.
• Seeing the displayed adjustment value, perform
ATT (attenuator) manual adjustment.
• Continuous playback is performed
(error rate display, jump test).
7. ERROR INFORMATION
• Error information is displayed.
Mode • Error information is initialized
8. NORMAL Mode
• The mode is changed from the TEST mode to
the normal mode without adjustment.
• In the normal mode the internal operation mode,
memory capacity, etc. areindicated.
• In the normal mode both temperature correction
and posture correction are performed.
9. EEPROM Mode
• Factors of digital servo are changed manually.
• Cut-off frequency of BASS1, BASS2 and BASS3
is selected manually.
• Temperature detection terminal voltage is
measured, and the reference value is set.
• Defaults are selected and set.
• Setting of EEPROM protect area is updated.
2. Setting by special button operation (in standby state)
Test mode: Perform it with the remote control.
(1) Press and hold the "PLAY MODE" button on the remote control
and press the "PLAY" button.
(2) Release only the "PLAY MODE" button.
(3) Press and hold only the "PLAY" button and press the "VOL-
UME–" button.
(4) Normal mode setting initialization (BASS setting, VOLUME
setting, etc.)
(5) Test Mode STOP [ T E S T _ ]
(6) Press "VOLUME+" to check the microcomputer version.
(7) Press "VOLUME–" to light up all the LCDs.
Leaving the TEST mode
(1) Press the STOP button in the TEST mode stop state or version
indicating state or whole LCD lighting state.
(2) EEPROM rewrite-enable area updating.
(3) Change to standby state
Shipping setting method
(1)
Insert the rechargeable battery. Do not close the compartment.
(2) Close the battery lid twice in succession while pressing the
VOLUME– button and the PLAY button on the main unit at the
same time. (Turn on and off the power twice)
(3) Make sure the display changes from [INIT] to [BYE OK].
Test Mode