HCD-FX350I - Sony Audio Service Manual (repair manual). Page 9

COLD  RESET
The cold reset clears all data including preset data stored in the 
memory to initial conditions. Execute this mode when returning 
the set to the customer.
Procedure:
1.  In the standby status, press the [

?/1

] button to turn the power 

on.

2.  Press three buttons of [FUNCTION], [DAB INITIAL SCAN] 

and [

?/1

] simultaneously.

3.  When “RESET” appears, the set enters standby status.

PANEL  TEST  MODE
Enter The Panel Test Mode
Procedure:
1.  In the standby status, press the [

?/1

] button to turn the power 

on.

2.  Press three buttons of [ENTER], [FUNCTION] and [

?/1

] si-

multaneously 

3.  When the panel test mode is activated, segments of the liquid 

crystal display are all turned on.

Version Check
Procedure:
1.  In the panel test mode (segments of the liquid crystal display 

are all turned on), press the [DAB INITIAL SCAN] button.

2.  On the liquid crystal display, date and version are displayed.
3.  From this status, press the [DAB] button, and the destination 

and model name are displayed.

4.  To release from this mode, press three button of [ENTER], 

[FUNCTION] and [

?/1

] simultaneously .

Key Test Mode
Procedure:
1.  In the panel test mode (segments of the liquid crystal display 

are all turned on), press the [

u] button.

2.  The message “KEY0 0 0”displayed. Whenever any buttons are 

pressed the value is changed.

 

The message “VOL UP” is displayed when [VOLUME] knob 
is turned clockwise, and “VOL DOWN” is displayed when 
[VOLUME] knob is turned counterclockwise.

3.  To release from this mode, press three button of [ENTER], 

[FUNCTION] and [

?/1

] simultaneously.

CD  POWER  MANAGE
This mode is for switch the CD power supply on/off. Even if this 
state pulls out AC plug, it is held.
Procedure:
1.  Press the [

?/1

] button to turn the power on.

2.  Press the [FUNCTION] button to select CD function.
3.  Press the [

?/1

] button again to turn the power off (standby).

4.  After pressing the [DISPLAY] button on the remote com-

mander, while pressing the [

x

] button, press the [

?/1

] button.

5.  It turns power on and display “CD POWER”, then display 

“ON” or “OFF”.

CD  SERVICE  MODE
This mode can move the SLED of the optical pick-up, and also can 
turn the optical pick-up laser power on and off.
Procedure:
1.  Press the [

?/1

] button to turn the power on.

2.  Press the [FUNCTION] button to select CD function.
3.  Press three buttons of [DSGX], [TUNE + 

M L] and [

?/1

] 

simultaneously.

4.  It enters the CD service mode and displays “SERVICE”.
5.  To exit from this mode, press three buttons of [DSGX], 
[TUNE + 

M L] and [

?/1

] simultaneously.

Key Operation:
[TUNE + 

M L], [– TUNE l m]: 

 

Use these keys to move the SLED. 

 

When [TUNE + 

M L] is pressed in this mode, 

the SLED moves to outer circumference and the 
message “SLED OUT” is displayed. 

 When 

[– 

TUNE 

l m] is pressed in this mode, 

the SLED moves to inner circumference and the 
message “SLED IN” is displayed. 

[FUNCTION]: 
 

Use this key to turn the optical pick-up laser power 
on and off. When the laser power is turned on, the 
message “LD ON” is displayed. When the laser 
power is turned off, the message “LD OFF” is dis-
played.