Test Mode - Sony PMC-MD55 Service Manual

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.
[MD EJECT ]
Even if the 6
will not stop rotating.
Therefore, it will be ejected while rotating.
[MD EJECT ]
Be sure to press the
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)
[REC]
• When pressing the
2. SETTING THE TEST MODE
1. Set to standby state.
[BASS/TREBLE]
2. While pressing the both
[BASS/TREBLE]
3. Release the both
3. RELEASING THE TEST MODE
[POWER]
Press the button to turn the power OFF, or press the
4. BASIC OPERATIONS OF THE TEST MODE
All operations are performed using the JOG dial,
The functions of these buttons are as follows.
Function name
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.

TEST MODE

button is pressed while the disc is rotating during continuous playback, continuous recording, etc., the disc
6 button after pressing the
button.
[EDIT]
and
[EDIT]
and buttons to enter the MD test mode.
[YES, ENTER]
Function
SECTION 4
[NO, CANCEL]
button and the rotation of disc is stopped.
[ , MD]
fl
buttons, press the button
[RESET]
(bottom of the player unit) switch.
[NO, CANCEL]
button, and
– 15 –
[ , MD]
[ ]
n π (MD) n fl n π (MD).
button.
[ ]