Test Mode; Md Section - Sony ZS-M35 Service Manual

Refer to "5. ELECTRICAL ADJUSTMENT" for the test mode of CD section.

4-1. 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 Z (MD) 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 Z (MD) button after pressing the [REC/REC MODE] 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)
[REC]
• When pressing the button.
2. SETTING THE TEST MODE
1. Set to standby state.
2. Press the buttons [SOUND] and [EDIT] and . (TUNE –) at the same time and then release them soon (within 100m sec). The TEST
MODE is entered.
3. RELEASING THE TEST MODE
Hold down the [POWER] button and remove the power cord to reset the set.
4. BASIC OPERATIONS OF THE TEST MODE
All operations are performed with the following buttons: u (MD), x (MD), [RADIO/BAND], and [REC/REC MODE].
The functions of these buttons are as follows.
Function name
u (MD)
x (MD)
RADIO/BAND
REC/REC MODE
5. SELECTING THE TEST MODE
There are 9 types of test modes as shown below. The groups can be switched by press the u (MD) or x (MD) button. After selecting the
[RADIO/BAND]
group to be used, press the
Display
TEMP ADJUST Temperature compensation offset adjustment
LDPWR ADJUST Laser power adjustment
LDPWR CHECK Laser power check
EFBAL ADJUST EF balance adjustment
FBIAS ADJUST Focus bias adjustment
FBIAS CHECK Focus bias check
CPLAY MODE Continuous playback mode
CREC MODE Continuous recording mode
EEP MODE Non-volatile memory control
• For details of each adjustment mode, refer to "5. Electrical Adjustments".
• If a different mode has been selected by mistake, press the
• EEP MODE is not used for servicing and therefore are not described in detail. If these modes are set accidentally, press the
button to release the mode immediately. Be especially careful this mode will overwrite the non-volatile memory and reset it, and as a
result, the unit will not operate normally.
SECTION 4

TEST MODE

Function
Proceeds the parameter/mode change.
Returns to the parameter/mode change.
Goes ahead. Determines the setting/selection.
Suspends.
button. After setting a certain group, press the u (MD) or x (MD) button between these modes.
Contents
[REC/REC MODE]
button to release that mode.
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[REC/REC MODE]