Bit Value Discrimination; Switch Check (1); Switch Check (2); Switch Check (3) - Sony DCR-TRV15E Service Manual

3. Bit value discrimination

Bit values must be discriminated using the display data of the
adjustment remote commander for following items. Use the table
below to discriminate if the bit value is "1" or "0".
Display on the adjustment remote commander
Page

4. Switch check (1)

Page 2 Address 43
Bit
0 POWER SW (VTR MODE SW) (PS-1700 block S1)
1 POWER SW (CAM MODE SW) (PS-1700 block S1)
2 START/STOP SW (PS-1700 block S2)
3 EJECT SW (FP-310 flexible block S601)
4 CC DOWN SW (Mechanism chassis)
5 PHOTO FREEZE SW (PS-1700 block S71)
6 POWER SW (PHOTO STBY SW) (PS-1700 block S1) *1
7
*1: DCR-TRV17E model only
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 81
Bit
4 AUDIO/VIDEO jack (JK-204 board J3102)
5 S VIDEO jack (JK-204 board J3102)
6 MIC jack (MA-403 board J8502)
Using method:
1) Select page: 2, address: 81.
2) By discriminating the bit value of display data, the state of the switch can be discriminated.

6. Switch check (3)

Page 3 Address 5A
Bit
6 HEADPHONES jack (FP-273 flexible)
Using method:
1) Select page: 3, address: 5A.
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
Function
Function
Function
Display on the
adjustment bit3
remote or
commander bit7
0
1
2
3
4
5
6
7
8
A
9
A
A ( )
B ( b )
C ( c )
D ( d )
E ( E )
B
F
F ( )
Example: If "8E" is displayed on the adjustment remote commander, the
bit values for bit7 to bit4 are shown in the A column, and the
bit values for bit3 to bit0 are shown in the B column.
When bit value = 1
OFF ON (VCR)
OFF ON (CAMERA)
OFF ON
OFF ON
OFF (UP) ON (DOWN)
OFF ON
OFF ON (MEMORY)
When bit value = 1
Used Not used
Not used Used
Used Not used
When bit value = 1
Used Not used
5-55
Bit values
bit2 bit1
or or
bit6 bit5
0 0 0
0 0 0
0 0 1
0 0 1
0 1 0
0 1 0
0 1 1
0 1 1
1 0 0
1 0 0
1 0 1
1 0 1
1 1 0
1 1 0
1 1 1
1 1 1
When bit value = 0
When bit value = 0
When bit value = 0
bit0
or
bit4
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1