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SECTION 4
TEST MODE
4-1. Precaution on Using the Test Mode
• Be sure to insert and eject a disc after confirming that the disc in the MDS-JA555ES has come to complete stop because the loading
related movements of the mechanism are performed without any relationship with the test mode.
Disc does not stop rotating even through the A button is pressed while disc is rotating in the modes such as continuous playback and
continuous recording. Therefore, the disc is ejected while it is rotating.
Be sure to press the MENU/NO button, then press the A button after a disc has completely stopped of its rotation.
4-1-1. Modes in Which Recording Laser Emits the Light and the Button Operations
• Continuos recording mode (CREC MODE)
• Laser power check mode (LDPWR CHECK)
• Laser power adjustment mode (LDPWR ADJUST)
• Traverse (MO) check (EF MO CHECK)
• Traverse (MO) check (EF MO ADJUST)
• When the zREC button is pressed
4-2. How to Enter the Test Mode
There are two methods to enter the test mode as follows.
Method 1: Connect the power plug to the outlet while pressing the lAMSL knob and x button at the same time, and remove the
lAMSL knob and x button at the same time.
When the unit enters the test mode, “[Check]” appears. The four groups can be switched, ......↔ Check ↔Adjust ↔Service
↔Develop ↔..... , by rotating the lAMSL knob.
Method 2: Connect the power plug to the outlet while pressing the lAMSL knob, and remove the lAMSL knob.
When the unit enters the test mode, “TEMP CHECK” appears. When the test mode is entered using this method, the contents of
check group at method 1 can be performed.
4-3. Exiting the Test Mode
Press the REPEAT button. The display and LEDs of the pitch control and the filter are turned off. The MDS-JA555ES enters the standby
status and exits the test mode.
4-4. Basic Operation of the Test Mode
All operations are performed using the lAMSL knob, YES button, and MENU/NO button.
The functions of these button are as follows.
Function Contents
lAMSL knob Changes parameters and modes
YES button Proceeds onto the next step. Finalize input.
MENU/NO button Returns to previous step. Stops operations.
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