ICD-UX60, ICD-UX70, ICD-UX80 - Sony Audio Service Manual (repair manual). Page 10

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ICD-UX60/UX70/UX80
10
5.  Beep
Test to Beep.
[PLAY]: 800 Hz t 1.3 kHz t 2.0 kHz t 800 Hz  ......
[STOP]: STOP
6.  Lcd Cont
Adjust the LCD contrast.
* Make a mental note of the setting even when the battery has been 
removed.
Initial value: 36
[FF]: +
[FR]: –
7.  RTC Int
Perform a self- test on RTC.
The count is indicated every second.
8.  Battery
Check the current value of Battery A/D.
9.  Batt AB4
Check the current value of Battery x4A/D.
10.  VBUS TEST
Check the presence of VBUS.
[PLAY]: Suspend, LCD off
To reset, remove the battery and then insert it again.
11.  MENU INIT
Initialize the set values.
[PLAY]: Menu initialize start.
12.  Sleep
Perform a sleep test.
The LCD display disappears and then the sleep mode is entered. 
To exit the sleep mode, turn off power.
LCD display
<LCD Cont>
Value: 36
[FF] + [FR] 
LCD display
<RTC lnt>
01s
RTC lnt OK
LCD display
<VBUS Test> 
VBUS ON / OFF
LCD display
<Menu lnit> 
[PLAY]: ENTER
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