ICD-UX200, ICD-UX200F, ICD-UX300, ICD-UX300F, ICD-UX400F - Sony Audio Service Manual (repair manual). Page 8

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ICD-UX200/UX200F/UX300/UX300F/UX400F
8
SECTION  2
TEST  MODE
Setting the TEST MODE
Turn on power to the set. Turn on [DPC] switch from the off state 
while pressing [MENU] button and [ERASE] button at the same 
time.
Exiting the TEST MODE
Turn off power (Unplugging the battery).
TEST MODE Menu
The menu given below appears when TEST MODE is entered.
Select an item using [
v
]/[
V
] key and determine the selected item 
using [ENT] key.
1.  Version
Check the version of each module.
ICD-UXx1 build: Language
 
(JP: Japanese, US: English, CN: Simplifi ed Chi-
nese, KR: Korean)
* ICD-UX400F (8GB), ICD-UX300/300F (4GB), ICD-UX200/ 
200F (2GB)
Charge: C (With), No display (Without)
F/W: Version
D: eMMC NAND DEVICE CODE
M: eMMC NAND Marker CODE
Destination:J, J-FM, U, CE7, CE7-FM, E, KR3, CN, LA, LA-FM,  
CA
2.  Key Chk+Format
Check the input by pressing each key.
Input and INT check (KEY input acceptance check and KEY_
WAKE interrupt check).
Target input keys:
[
z
]/[
x
]/[
>
]/[
N
]ENTER/[
.
]/[A-B]/[MENU]/[VOL+]/
[VOL–]/[
v
]/[
V
]/DEVIDE/ERASE/ /HOLD OFFtON/DPC 
OFFtON
Total of 16 key locations
The backlight is lit for 0.5 sec. when a key input is accepted.
When all the inputs have been confi rmed at least once, format the 
eMMC NAND fl ash memory (delete all entries) and set the MENU 
settings to their defaults. (Hold the LCD contrast setting.)
* Once the NAND memory has been normally formatted, restart 
the system.
3.  Loop
Perform a ADDA LOOP BACK.
External mic input: HP/SP output change
HP INSERT: Change to L/H
ALC function: OFF
HP output is selected independent of whether HP is installed or not 
when there is no external microphone (this is provided for anti-
howl back). Selection of HP or SP output is determined only upon 
entry into Loop. There is no switching on the way.
LCD display
Version
KeyChk+Fmt
Loop
Set Mic Cal
Beep
LCD display
ICD-UXxxx JP C
FW 1.00.00
D:1A  M:2B J
Display the key of
which input is accepted.
Total of 16 keys counted.
LCD display
<KEY CHECK>
KEY: – –
REMAIN: 16
START
Tune on power.
[DPC] switch off
[MENU] + [ERASE]
Pressing buttons at the same time
[MENU] + [ERASE]
Turn off buttons
[DPC] switch on
TEST MODE
Display of menu
Version
V
v
J
Datermine using  ENTER  key.
KeyChk+Fmt
Loop
SetMic Cal
Beep
Lcd Cont
RTC Int
Battery
Batt AB4
VBUS TEST
MENU INIT
Sleep
Version
‡‡
‡‡
‡‡
‡‡
j
END
End of test mode
Turn off
power(battery).
LCD display
<Loop>
MIC:H   AGC:OFF
Vol:20   MIC IN  
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