HCD-GNX660, MHC-GNX660 - Sony Audio Service Manual (repair manual). Page 19

19

• This mode let you lock the disc tray. When this mode is

activated, the disc tray will not open when 

Z

OPEN/CLOSE

button or [DISC SKIP/EX-CHANGE]  button is pressed. The
message “LOCKED” will be displayed on the fluorescent
indicator tube.

1. Press 

?/1

 button to turn on the set.

2. Select CD function.

         

3. Press  x  button and 

Z

OPEN/CLOSE

 button

simultaneously and hold down until “LOCKED” or
“UNLOCKED” displayed on the fluorescent indicator tube
(around 5 seconds).

• This mode prevents set from power off automatically when

TCM is not connected.
Therefore, measurements can be done even when TCM is not
connected during production.

• Procedure:

1. When the set in turned off, press [EQ BAND/MEMORY]

button,   [TAPE A/B] button  and 

?/1

 button simultaneously.

The set will turn on automatically.
2. The message “TCM OFFLINE” will be displayed on the

fluorescent indicator tube.

• This mode moves the optical pick-up to the position durable

to vibration. Use this mode when returning the set to the
customer after repair.

1. Press 

?/1

 button to turn on the set.

2. Select CD function.

3. Press [CD] button and 

?/1

 button simultaneously. The set

will turn off automatically.

4. After the “STANDBY” blinking display finishes, a message

“MECHA LOCK” is displayed on the fluorescent indicator
tube and the CD ship mode is set.

• This mode let you switch on or off power supply to the BU

during TUNER function.

•  When CD POWER is set to OFF, the power supply to the BU

is cut off during TUNER function. It will increase the time
taken to access CD when function change from TUNER to
CD but it will improve tuner reception.

• When CD POWER is set to ON, the power supply to the BU

is not cut off during TUNER function. It will reduce the time
taken to access CD when function change from TUNER to
CD but it will decrease tuner reception performance.

1.  Press 

?/1

 button to turn on the set.

2. Select CD function.

3. Press 

?/1

 button to turn off the set.

               

4. Press  x  button and 

?/1

 button simultaneously. The set

will turn on automatically.

5. The message “CD POWER ON” or “CD POWER OFF” will

be displayed on the fluorescent indicator tube.