Bit Value Discrimination; Switch Check (1); Switch Check (2); Switch Check (3) - Sony CCD-TR618 Service Manual

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".
Display on the adjustment remote commander
Page
(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 43
Bit Function
POWER SW (VTR MODE SW)
0
(SS-1000 block)
POWER SW (CAM MODE SW)
1
(SS-1000 block)
2 START/STOP SW (SS-1000 block)
3 EJECT SW (FK-1000 block)
4 CC DOWN SW (Mechanism chassis)
5
6
7
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 49
Bit Function
6 A/V OUT jack (FP-257 flexible)
7 S VIDEO jack (FP-257 flexible)
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.

6. Switch check (3)

(TRV model: CCD-TRV49/TRV49E/TRV58/TRV58E/TRV59E/TRV68/TRV78/TRV78E/TRV88/TRV98/TRV98E)
Page 2 Address 45
Bit Function
1 HEADPHONE jack (CF-1000 block)
Using method:
1) Select page: 2, address: 45.
2) By discriminating the bit value of display data, the state of the switch can be discriminated.
Address
bit3 to bit0 discrimination
bit7 to bit4 discrimination
When bit value = 1
OFF
OFF
OFF
OFF
OFF (UP)
When bit value = 1
Used
Not used
When bit value = 1
Used
5-55
Display on the
adjustment bit3
remote or
commander bit7
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 0
A 8 1
1
9
A ( A ) 1
b 1
B ( )
C
C ( ) 1
D ( d ) 1
E
E ( ) 1
B
F ( F ) 1
When bit value = 0
ON (PLAYER)
ON (CAMERA)
ON
ON
ON (DOWN)
When bit value = 0
Not used
Used
When bit value = 0
Not used
Bit values
bit2 bit1 bit0
or or or
bit6 bit5 bit4
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1