Modification Of B; Camera System Adjustments; Hall Adjustment - Sony DCR-TRV820 Service Manual

Initial value
Address
NTSC PAL
E0 Fixed data-1 (Initialized data)
E1 Fixed data-2
E2 to F2 Fixed data-1 (Initialized data)
F3 Fixed data-2
F4, F5 Fixed data-1 (Initialized data)
F6 Fixed data-2
F7 to FF Fixed data-1 (Initialized data)
1-2-3. MODIFICATION OF B PAGE DATA
1. Modification of B Page Data
When replacing PC-78 board or IC105 of PC-78 board, change
the data of the "Fixed data-2" address shown in the following tables
by manual input.
Mode Memory
Adjusting Page B
Adjusting Address 17 to 1A
Modifying Method:
1) Before changing the data, select page: 0, address: 01, and set
data: 01.
2) New data for changing are not shown in the tables because
they are different in destination. When changing the data, copy
the data built in the same model.
Note: If copy the data built in the different model, the
camcorder may not operate.
3) When changing the data, press the PAUSE button of the ad-
justment remote commander each time when setting new data
to write the data in the non-volatile memory.
Processing after Completing Modification of B Page data
1) Select page: 5, address: 0E, set data: 00, and press the PAUSE
button of the adjustment remote commander.
2) Select page: 5, address: 01, set data: FB, and press the PAUSE
button of the adjustment remote commander.
3) Select page: 5, address: 00, set data: 01, and press the PAUSE
button of the adjustment remote commander.
4) Select page: 5, address: 0E, and check that the data is "01".
5) Select page: 0, address: 01, and set data: 00.
2. B Page Table
Note: Fixed data-2: Modified data. (Refer to "1. Modification of
B Page Data")
Address
00 to 16 Fixed data-1 (Initialized data)
17 Fixed data-2
18, 19 Fixed data-1 (Initialized data)
1A Fixed data-2
1B to FF Fixed data-1 (Initialized data)
Remark
Remark
1-3.

CAMERA SYSTEM ADJUSTMENTS

Before perform the camera system adjustments, Check that the
specified values of "27 MHz/36 MHz Origin Oscillation Adjustment",
"S VIDEO OUT Y level Adjustment" and "S VIDEO OUT C level
Adjustment" of "VIDEO SYSTEM ADJUSTMENT" are satisfied.

1. HALL Adjustment

For detecting the position of the lens iris, adjust the hall AMP gain
and offset.
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note: Displayed data of page 1 of the adjustment remote commander.
1 : 00 : XX
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 6, address: 94, and set data: 8A.
3) Select page: 6, address: 95, and set data: 17.
4) Select page: 6, address: 01, set data: 6D, and press the PAUSE
button of the adjustment remote commander. (The HALL ad-
justment is performed and the adjustment data is stored in page:
F, address: 38, 39 and 3A.)
5) Select page: 6, address: 02, and check that the data is "01".
6) Select page: 6, address: 01, set data: 00, and press the PAUSE
button.
Checking method:
1) Select page: 0, address: 03, and set data: 03.
2) Select page: 6, address: 01, set data: 01, and press the PAUSE
button.
3) Select page: 1, and check that the display data (Note) during
IRIS OPEN satisfies the specified value.
4) Select page: 6, address: 01, set data: 03, and press the PAUSE
button.
5) Select page: 1, and check that the display data during IRIS
CLOSE satisfies the specified value.
Processing after Completing Adjustments
1) Select page: 6, address: 94, and set data: 00.
2) Select page: 6, address: 95, and set data: 00.
3) Select page: 0, address: 03, and set data: 00.
4) Select page: 0, address: 01, and set data: 00.
5) Select page: 6, address: 01, set data: 00, and press the PAUSE
button.
5-15
Not required
Display data of page 1
Adjustment remote commander
F
38, 39, 3A
88 to 8C during IRIS OPEN
15 to 19 during IRIS CLOSE
Display data