Read Sony CCD-TRV128 (serv.man2) Service Manual online
CCD-TRV128
6-43
3. Bit Value Discrimination
Bit values must be discriminated using the display data of the ad-
justment remote commander for the following items. Us the table
below to discriminate if the bit value is “1” or “0”.
justment 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
.
4. Switch Check (1)
Page 2
Address 81
Note:
Check that the data of page: 0, address: 10 is “00”.
Using method:
1) Select page: 2, address: 81.
2) By discriminating the bit value of display data, the state of the
1) Select page: 2, address: 81.
2) By discriminating the bit value of display data, the state of the
switches can be discriminated.
5. Switch Check (2)
Note:
Check that the data of page: 0, address: 10 is “00”.
Using method:
1) Select page: 7, address: 0C.
2) By discriminating the bit value of display data, the state of the
1) Select page: 7, address: 0C.
2) By discriminating the bit value of display data, the state of the
switch can be discriminated.
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
Page 7
Address 0C
Bit
2
3
Function
A/V OUT jack (SI-039 board)
S VIDEO jack (SI-039 board)
When bit value = 1
Used
Used
When bit value = 0
Not used
Not used
Bit
0
1
2
3
4
5
6
7
Function
POWER SW (SS-5100 block S001)
MODE SW (SS-5100 block S001)
DSPL/BATT INFO SW (CF-5100 block S001)
EJECT SW (SS-5100 block S002)
CC DOWN SW (Mechanism chassis)
When bit value = 1
ON
ON
ON
ON
ON (DOWN)
When bit value = 0
OFF
OFF
OFF
OFF
OFF (UP)
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