DVP-NS638P - Sony DVD Service Manual (repair manual). Page 3

– 4 –

1) Remove dust cover sticker to access a hole at the bottom.
2) Insert a tapering driver or a tweezer into the aperture and move the lever of chuck cam in the direction of the arrow A. (See Fig. 1)
3) Draw out the tray in the direction of the arrow B, and remove a disc. (See Fig. 1)
4) After removing the disc, push in the direction of arrow C until the tray fully in.
5) Move the lever of chuck cam in the direction of arrow D.

Note:
MUST replace a new dust cover sticker once its removed.

– 4E –

Tray

A

D

B

C

The lever of a chuck cam

Hole

When "LOCKED" appears on the front panel display, Child Lock is activated. In order to disable it, either

1) Press O RETURN, ENTER and then ?/1 on the remote when the player is in standby mode.

The player turns on and "UNLOCKED" appears on the front panel display; or

2) Disconnect the player from the wall outlet (AC power source).

Note:
i.

Child Lock is set when you press O RETURN, ENTER, and then ?/1 on the remote during player in standby mode.

ii. The A and Z buttons on the player or the remote do not work while the Child Lock is set.

1) For main board, once FLASH ROM IC is damaged or not functioning, the mounted PWB must be replaced.
2) After replaced the board inside the player, please see page 6-

2 to initialize setup data.

3) For Interface board, please see page 6-

3 to check diagnostic function.