Read Sony DSC-U20 (serv.man4) Service Manual online
DSC-U20
6-34
4. Switch Check (2)
Page 20
Addresses 90, 91
Using method:
1) Select page: 20, addresses: 90 and 91.
2) By discriminating the read data, the pressed key can be dis-
1) Select page: 20, addresses: 90 and 91.
2) By discriminating the read data, the pressed key can be dis-
criminated.
Address
Data
00 to 09
0A to 21
22 to 42
43 to 6D
6E to FF
90
MOVIE
STILL
PLAY
(MODE DIAL)
(SW-376 flexible)
(SW-376 flexible)
(SW-376 flexible)
(IC401 tf)
(S001)
(S001)
(S001)
91
MENU
SCENE (DOWN)
FLASH (UP)
EXEC
(KEY AD0)
(PD-174 board)
(PD-174 board)
(PD-174 board)
(PD-174 board)
No key input
(IC401 tg)
(S480)
(S481)
(S482)
(S483)
5. LED Check
Using method:
1)
1)
Select page: 20, address: 04, and write data: 02.
2)
Check that all LED (MS ACCESS, POWER, FLASH, SELF
TIMER) are lit.
TIMER) are lit.
3)
Select page: 20, address: 04, and write data: 00
Page 20
Address 04
Data 02
Display Code
C:32:ss
C:13:ss
Countermeasure
Turn the power off and on again.
Format the “Memory stick”.
Insert a new “Memory Stick”.
Cause
Trouble with hardware.
Unformatted memory stick is inserted.
Memory stick is broken.
Caution Display During Error
SYSTEM ERROR
FORMAT ERROR
MEMORY STICK ERROR
6. Self Diagnosis Code
E:61:ss
E:91:ss
Checking of lens drive circuit.
When failed in the focus initialization.
Abnormality when flash is being
charged.
charged.
Checking of flash unit or replacement
of flash unit.
of flash unit.
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6-34E
