Camera System Adjustments; Hall Adjustment - Sony Digital Handycam DCR-TRV120 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)
Remark
5-15
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 Not required
Measurement Point Display data of page 1
Measuring Instrument Adjustment remote commander
Adjustment Page F
Adjustment Address 38, 39, 3A
Specified Value 88 to 8C during IRIS OPEN
15 to 19 during IRIS CLOSE
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
adjustment 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.
Display data