Sony GV-D200E, Service Manual

Page: 134 / 166

5-44
3. Bit Value Discrimination
Bit values must be discriminated using the display data of the
adjustment remote commander for the following items. Us the table
below to discriminate if the bit value is “1” or “0”.
(Example) If the remote commander display is “8E”, bit value from bit
7 to bit 4 can be discriminated from the column
A , and
those from bit 3 to bit 0 from column
B
.
Page
Address
bit3 to bit0 discrimination
bit7 to bit4 discrimination
Display on the adjustment remote commander
Display on the
adjustment
remote
commander
0
1
2
3
4
5
6
7
8
9
A ( A )
B ( b )
C ( C )
D (
d
)
E (
E
)
F ( F )
Bit values
bit3
or
bit7
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
bit2
or
bit6
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
bit1
or
bit5
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
bit0
or
bit4
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
A
B
4. Switch check (1)
Page 2 Address 43
Bit
0
1
2
3
4
5
6
7
Function
POWER switch (FP-575 flexible S001)
Headphone jack (FP-246 flexible J002)
EJECT switch (VC-250 board S4802)
CC DOWN switch (Mechanism chassis)
VIDEO OUTPUT jack (IO-68 board J102)
S VIDEO OUTPUT jack (IO-68 board J103)
When bit value = 1
OFF
Used
OFF
OFF (UP)
Used
Not used
When bit value = 0
ON
Not used
ON
ON (DOWN)
Not used
Used
Using method:
1)
Select page: 2, address: 43.
2) By discriminating the bit value of display data, the state of the switch can be discriminated.
5. Switch check (2)
Page 2 Address 48
Using method:
1)
Select page: 2, address: 48.
2) By discriminating the bit value of display data, the state of the switch can be discriminated.
6. Switch check (3)
Page 2 Address 49
Using method:
1)
Select page: 2, address: 49.
2) By discriminating the bit value of display data, the state of the switch can be discriminated.
Bit
0
Function
AUDIO OUTPUT LEFT jack
(IO-68 board J102)
When bit value = 1
Used
When bit value = 0
Not used
Bit
4
5
6
7
Function
AUDIO OUTPUT RIGHT jack
(IO-68 board J102)
AUDIO/VIDEO INPUT jack
(FP-246 flexible J001)
S VIDEO INPUT jack (IO-68 board J103)
When bit value = 1
Used
Used
Not used
When bit value = 0
Not used
Not used
Used