MDX-M690 - Sony Car Audio Service Manual (repair manual). Page 4

4

The front panel opens to the bottom of main unit.
In performing the repair, place the main unit on the base having
the height exceeding 1 cm.

Open the front panel by supplying the power through the follow-
ing steps:

1. Disconnect the motor connector (CN602) from main board.
2. Supply the power to the motor.

Voltage

: 9 V

Yellow wiring : MOTOR –
Black wiring : MOTOR +

front panel

MDX-M690

( SIDE VIEW)

1cm

base

black wiring

yellow wiring

connector
(CN602)

–

+

In the normal mode, after pressing the 

[OPEN]

 key for two sec-

onds to set the front panel in detaching position and detaching the
display panel is complete, the front panel closes automatically.
But in the test mode, the front panel opens automatically. (refer to
page 20 for test mode)