AIWA XRMD811
Service Manual

6. Checking the laser power
1) The laser power is switched each time the VOLUME �-� key on the main unit is pressed in the �ALL SV OFF� state. The displays are switched as follows:

�ALL SV OFF�: Laser off

�LASER READ�: Laser read power (approx. 0.68mW)

�LASER 1/2�: Laser 1/2 read power (approx. 0.34mW)

�LASER WRITE�: Laser write power (approx. 6.8mW)

2) After confirming the message, press the �STOP� key or the VOLUME �-� key on the main unit to return to the �ALL SV OFF� display. * Before starting the above operation, be sure to read the paragraph headed �Laser power select key� at the top of this section on the MD Test Mode in this manual. Note that the item �Checking the laser power� cannot be operated using the VOLUME �-� key on the remote control unit.

7. Checking the loading mechanism operation and checking the detection switch
7-1. Checking the loading mechanism operation:
Insert an MO disc in the �ALL SV OFF� state. The OWH can be moved UP/DOWN by pressing the �REC� key and �MD EJECT� key each time. �REC�: OWH DOWN (during loading) �MD EJECT�: Key OWH UP (during loading)/unloading * Note: Never move down the OWH when a pre-mastered disc such as the test disc (TGYS-1) or the software disc is inserted in the machine.

7-2. Checking the detection switch:
REFLECT SW, REC PROTECT SW, INSIDE LIMIT SW and the disc mode (PIT, MO) selection appear on the display. �JAZZ� lights up: INSIDE LIMIT SW turns ON. PICK-UP is located at the innermost track. �POP� lights up : REFLECT SW turns ON. When a high-reflectance disc (such as a test disc) is inserted �TIME MARK� lights up: The disc mode PIT is selected. REC PROTECT SW turns ON. When an MO disc (REC PROTECTED) is inserted. �AUTO MARK� lights up: When the disc mode GRV is selected. �ROCK� lights up:

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