Read Sony DSC-P92 (serv.man4) Service Manual online
6-41
DSC-P92
3. Switch check (1)
Page 20
Address 80
Function
POWER switch (XPWER ON)
(Control switch block (RL-059) S002)
Shutter button (XSHTR ON SW)
(Control switch block (RL-059) S003)
Shutter button (XAE LOCK SW)
(Control switch block (RL-059) S003)
When bit value=1
OFF
OFF
OFF
When bit value=0
ON
ON
ON
Using method:
1)
1)
Select page: 20, address: 80.
2)
Read the data. By discriminating the bit value of the data, the state of the switches can be discriminated.
Bit
0
1
2
3
4
4. Switch check (2)
Page 20
Address 90 to 92, 94
Using method:
1)
1)
Select page: 20, address: 90 to 92, 94.
2)
Read the data. By discriminating the data, the pressed key can be discriminated.
Address
90
(MODE DIAL1)
(IC401 tf)
91
(KEY AD0)
(IC401 tg)
92
(KEY AD1)
(IC401 th)
94
(KEY AD3)
(IC401 tk)
00 to 0C
Mode dial
SET UP
(SW-391 block)
Control button
DOWN (S104)
(SW-391 block)
Control button
RIGHT (S105)
(SW-391 block)
ZOOM WIDE
(S102)
(SW-391 block)
0D to 27
Mode dial
MOVIE
(SW-391 block)
Control button
UP (S100)
(SW-391 block)
Control button
LEFT (S101)
(SW-391 block)
ZOOM TELE
(S106)
(SW-391 block)
28 to 48
Mode dial
STILL
(SW-391 block)
MENU
(S107)
(SW-391 block)
Control button
SET (S103)
(SW-391 block)
49 to 73
Mode dial
PLAY
(SW-391 block)
IMAGE SIZE/
DELETE (S110)
(SW-391 block)
LCD STATUS/
LCD ON-OFF (S108)
(SW-391 block)
(SW-391 block)
DD to FF
No key input
No key input
No key input
No key input
Data
5. LED check
Page 20
Address 04
Using method:
1)
1)
Select page: 20, address: 04, set data: 02.
2)
Check that all LED (TALLY/ACCESS LED, AE LOCK/FLASH LED, STROB/CHARGE LED, MS LED) are lit.
3)
Select page: 20, address: 04, set data: 00.
6. Record of Use check
Page 4F
Address AD to AF
Using method:
1)
1)
The recording counter data is displayed at page: 4F, addresses: AC to AF. These data are named D
AC
, D
AD
, D
AE
and D
AF
respectively.
2)
Calculate the recording counter (N) using following equation. (Hexadecimal calculation)
N = D
AF
+ D
AE
×
100 + D
AD
×
10000 + D
AC
×
1000000
Address
AC
AD
AE
AF
Function
Recording counter
(Hexadecimal)
Remarks
1000000 – digit and 1000000 – digit
1000000 – digit and 10000 – digit
1000 – digit and 100 – digit
10 – digit and 1 – digit
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