Sony PMC-MD55 - Md Boombox, Service Manual

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Refer to “5. ELECTRICAL ADJUSTMENT” for the test mode of CD section.
MD SECTION
1. PRECAUTIONS FOR USE OF TEST MODE
• As loading related operations will be performed regardless of the test mode operations being performed, be sure to check that the disc
is stopped before setting and removing it.
Even if the
[MD EJECT ]
button is pressed while the disc is rotating during continuous playback, continuous recording, etc., the disc
will not stop rotating.
Therefore, it will be ejected while rotating.
Be sure to press the
[MD EJECT ]
button after pressing the
[NO, CANCEL]
button and the rotation of disc is stopped.
1-1. Recording laser emission mode and operating buttons
• Continuous recording mode (CREC MODE)
• Laser power check mode (LDPWR CHECK)
• Laser power adjustment mode (LDPWR ADJUST)
• When pressing the
[REC]
button.
2. SETTING THE TEST MODE
1. Set to standby state.
2. While pressing the both
[BASS/TREBLE]
and
[EDIT]
buttons, press the button
[ , MD]
t
s
(MD) t
[ , MD]
n
s
(MD).
3. Release the both
[BASS/TREBLE]
and
[EDIT]
buttons to enter the MD test mode.
3. RELEASING THE TEST MODE
Press the
[POWER]
button to turn the power OFF, or press the
[RESET]
(bottom of the player unit) switch.
4. BASIC OPERATIONS OF THE TEST MODE
All operations are performed using the JOG dial,
[YES, ENTER]
button, and
[NO, CANCEL]
button.
The functions of these buttons are as follows.
[ ] [ ]
SECTION 4
TEST MODE
Function name Function
JOG dial Changes parameters and modes
YES, ENTER button Proceeds onto the next step. Finalizes input.
NO, CANCEL button Returns to previous step. Stops operations.
7
7
Z
Z