ICD-U50, ICD-U60, ICD-U70 - Sony Audio Service Manual (repair manual). Page 11

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1. This screen appears when the unit enters the test mode. This

screen shows the model name and the system controller version
number.

2. Press the  >  key to move to the next item (LCD display

check).

1. Press the  NX ,  STOP  ,  . ,  >  key to turn ON or

OFF of all elements of the LCD.

2. Press the  >  key to move to the next item (Battery voltage

check) from the [LCD] display screen, or press the  .  key
to return to the previous item [Model and version number]
screen.

1. Press the  NX  key on the [BATTERY] screen to check the

battery output voltage to the system controller, and the resultant
voltage is displayed. Press the  STOP  key to return to the
[BATTERY] screen.

2. Press the  >  key on the [BATTERY] screen to move to the

next item [MEMORY INIT] or press the  .  key to return
to the previous item [LCD] display screen.

1. Press the  NX  key on the [MEMORY INIT] screen to start

formatting and initialization of the NAND flash memory. When
formatting and initialization of the NAND flash memory are
started, all menu items (including watch setting) of the MENU
information are initialized, and ALL ERASE of all folders are
executed.
When formatting and initialization have ended with success,
[INT OK] is displayed. When formatting and initialization have
ended with failure, [INT NG] is displayed.
Press the  STOP  key to return to the [MEMORY INIT] screen.

2. Press the  >  key on the [MEMORY INIT] screen to return

to the initial screen of [Model and version number]. Press the
>  key to return to the previous item [BATTERY] display
screen.