Sony HVR-V1U Service Manual page 216

32-2. Angular Velocity Sensor Sensitivity Adjustment (2)
Subject Pattern B
(1.5 m from the front of lens)
Measurement Point Video terminal of A/V jack
Measuring Instrument Oscilloscope (H period)
Adjustment Page 7F (Note 1)
Adjustment Address 13
Note 1: If reading/writing data on pages 7F, set data: 07 to page:
0, address: 10, and then select pages: F. By this data set-
ting, the pages 7F can be selected.
After the data reading/writing finished, return the data
on page: 0, address: 10 to "00".
Note 2: The YAW sensor (SE8002 of JJ-004 board) sensitivity is
labeled only the repair parts.
Switch setting
1) POWER ......................................................... CAMERA mode
2) ND FILTER ...................................................................... OFF
3) ZOOM. .................................................................... TELE end
Preparation
1) Read the YAW sensor (SE8002 of JJ-004 board) sensitivity
written on repair parts, and named this as S
Pattern B
A4 size (297 x 210 mm)
Fig. 6-1-20
H
Falling edge of
waveform when
data is "10"
SH2 (µsec)
Fig. 6-1-21
HVR-V1J/V1U/V1N/V1E/V1P/V1C
.
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Falling edge of
waveform when
data is "F0"
SH1–SH2
SH1 (µsec)
Adjusting method:
Order Page Address Data
1 0 01
2
3
4 0 10
D
5 47
(7D)
D
6 49
(7D)
7
D
8 49
(7D)
D
9 47
(7D)
D
10 49
(7D)
11
D
12 49
(7D)
13
14
F
15 13
(7F)
16 0 10
Note 3: S is read in "Preparation".
13
Note 4: Refer to table 6-4-1. "Hexadecimal-decimal conversion
table".
Note 5: Finish this operation within 10 seconds. If it is likely to
take more than 10 seconds, set page: D (7D), address:
49, data: 00, and then retry.
Processing after Completing Adjustment:
Order Page Address Data
1 0 01
2
6-58
Procedure
01
Set the zoom to TELE end,
and shoot the pattern B.
Adjust the focus.
07
F0 Press PAUSE (Write) button.
Press PAUSE (Write) button.
01
(Note 5)
Measure the falling edge of
waveform, SH1 (µsec).
(Fig. 6-1-21)
00 Press PAUSE (Write) button.
10 Press PAUSE (Write) button.
Press PAUSE (Write) button.
01
(Note 5)
Measure the falling edge of
waveform, SH2 (µsec).
(Fig. 6-1-21)
00 Press PAUSE (Write) button.
Calculate D ' using
13
following equations.
(decimal calculation)
(Note 3)
' = ((SH2 – SH1) ÷ 30) ×
D
13
× 61
S
13
Convert D ' to a hexadeci-
13
mal number, and obtain D
(Note 4)
D Press PAUSE (Write) button.
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00
Procedure
00
Check that the steady shot
function operates normally.
.
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