Sony CyberShot DSC-P72 Service Manual page 61

3. Switch check (1)
Page 20 Address 80
Bit
POWER switch (XPWER ON)
0
(Control switch block (RL-059) S002)
1
2
Shutter button (XSHTR ON SW)
3
(Control switch block (RL-059) S003)
Shutter button (XAE LOCK SW)
4
(Control switch block (RL-059) S003)
Using method:
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.
4. Switch check (2)
Page 20 Address 90 to 92, 94
Using method:
1) Select page: 20, address: 90 to 92, 94.
2) Read the data. By discriminating the data, the pressed key can be discriminated.
Address
00 to 0C
90 Mode dial
(MODE DIAL1) SET UP
(IC401 tf) (SW-391 block)
91 Control button
(KEY AD0) DOWN (S104)
(IC401 tg) (SW-391 block)
92 Control button
(KEY AD1) RIGHT (S105)
(IC401 th) (SW-391 block)
94 ZOOM WIDE
(KEY AD2) (S102)
(IC401 tk) (SW-391 block)
5. LED check
Page 20 Address 04
Using method:
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.
Function
Data
0D to 27 28 to 48
Mode dial Mode dial
MOVIE STILL
(SW-391 block) (SW-391 block)
Control button MENU
UP (S100) (S107)
(SW-391 block) (SW-391 block)
Control button Control button
LEFT (S101) SET (S103)
(SW-391 block) (SW-391 block)
ZOOM TELE
(S106)
(SW-391 block)
6-41
When bit value=1 When bit value=0
OFF ON
OFF ON
OFF ON
49 to 73 D0 to FF
Mode dial
PLAY No key input
(SW-391 block)
Resolution/
DELETE (S110) No key input
(SW-391 block)
DISPLAY
(S108) No key input
(SW-391 block)
No key input
DSC-P72