Read Sony DCR-HC40 / DCR-HC40E (serv.man4) Service Manual online
6-58
DCR-HC40/HC40E
Data (4 digits)
8. Switch check (4)
Page 7
Address F3
Note:
The data of page: 0, address: 10 must be “00”.
Using method:
1)
1)
Select page: 7, address: F3.
2)
By discriminating the bit value of display data, the state of the switch can be discriminated.
Bit
0
Function
AUDIO VIDEO jack (JK-260 board CN701)
When bit value=1
Used
When bit value=0
Not used
9. Switch check (5)
Page 7
Address F4
Note:
The data of page: 0, address: 10 must be “00”.
Using method:
1)
1)
Select page: 7, address: F4.
2)
By discriminating the bit value of display data, the state of the switch can be discriminated.
Bit
2
Function
MIC jack (IR-051 board J601)
When bit value=1
Used
When bit value=0
Not used
10. Switch check (6)
Page 7
Address 60 to 63, 66 to 68
Note:
The data of page: 0, address: 10 must be “00”.
Using method:
1)
1)
Select page: 7, address: 60 to 63, 66 to 68.
2)
By discriminating the display data, the pressed key can be discriminated.
Example: If the data of address: 60 is “01” and the data of address: 61 is “67”, the data of KEY AD0 signal is “0167”. It can be
discriminated that the PHOTO REC button is pressed.
Address
60 (Upper digits)
61 (Lower digits)
(KEY AD0)
(IC8401 <zc.>)
62 (Upper digits)
63 (Lower digits)
(KEY AD1)
(IC8401 <zv/>>)
66 (Upper digits)
67 (Lower digits)
(KEY AD3)
(IC8401 <zvx>>)
68 (Upper digits)
69 (Lower digits)
(KEY AD4)
(IC8401 <zvc>)
0000
(0000 to 0033)
REC START/STOP
(SS6300 block)
(S001)
REC START/STOP
(SB6300 block)
(S001)
EASY
(CF6300 block)
(S004)
PANEL REVERSE
(FP-836 flexible)
(S101)
006C
(0034 to 009B)
BACK LIGHT
(CF6300 block)
(S002)
00D4
(009C to 010F)
LCD BACK LIGHT
ON/OFF
(SB6300 block)
(S002)
PANEL CLOSE
(CF6300 block)
(S001)
0280
(022C to 02DB)
PHOTO
(PHOTO FREEZE)
(SS6300 block)
(S003)
03FC
(039C to 03FF)
No key input
No key input
PANEL OPEN
(CF6300 block)
(S001)
PANEL NORMAL
(FP-836 flexible)
(S101)
014C
(0110 to 019B)
PHOTO
(PHOTO REC)
(SS6300 block)
(S002)
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