ICD-UX71, ICD-UX71F, ICD-UX81, ICD-UX81F, ICD-UX91F - Sony Audio Service Manual (repair manual). Page 10

Read Sony ICD-UX71 / ICD-UX71F / ICD-UX81 / ICD-UX81F / ICD-UX91F Service Manual online

ICD-UX71/UX71F/UX81/UX81F/UX91F
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.
The power should be turned on again since resetting is not allowed.
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
LCD display
<Battery>
0x66
LCD display
<Batt4>
0x2A
Page of 42
Display

Click on the first or last page to see other ICD-UX71 / ICD-UX71F / ICD-UX81 / ICD-UX81F / ICD-UX91F service manuals if exist.