5-12
4.
HALL Adjustment
For detecting the position of lens iris, adjust the HALL AMP gain
and offset.
Subject
Not required
Measurement Point
DDS displayed data of TV
Measuring Instrument
monitor (Note 3)
Adjustment Page
F
Adjustment Address
2F, 30
Specified Value
7E to 82 during IRIS OPEN
(Note 1)
13 to 17 during IRIS CLOSE
(Note 2)
Note 1:
Select page: 2, address: 01, and set data: 01, and press
the PAUSE button of the adjusting remote commander.
Note 2:
Select page: 2, address: 01, and set data: 03, and press
the PAUSE button of the adjusting remote commander.
Note 3:
The right two digits of the displayed data at the right
bottom side of the TV monitor.
00 00XX
→
Object data
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 0, address: 03, and set data: 03.
3) Select page: D, address: 11, and set data: 02, and press the
PAUSE button of the adjusting remote commander.
4) Select page: 2, address: 01, and set data: 03, and press the
PAUSE button of the adjusting remote commander.
5) Select page: F, address: 30, and set data: 80, and press the
PAUSE button of the adjusting remote commander.
6) Select page: F, address: 2F, and set data: 40, and press the
PAUSE button of the adjusting remote commander.
7) Read the DDS displayed data
(Note 3), and this data is named
W
2
.
8) Select page: F, address: 2F, and set data: 30, and press the
PAUSE button of the adjusting remote commander.
9) Read the DDS displayed data (Note 3), and this data is named
W
1
.
10) Select page: 2, address: 01, and set data: 01, and press the
PAUSE button of the adjusting remote commander.
11) Read the DDS displayed data
(Note 3), and this data is named
K
1
.
12) Select page: F, address: 2F, and set data: 40, and press the
PAUSE button of the adjusting remote commander.
13) Read the DDS displayed data, and this data is named K
2
.
14) Convert W
1
, W
2
, K
1
, K
2
, to decimal notation, and obtain W
1
’,
W
2
’, K
1
’, K
2
’.
(Refer to table 5-1-2. “Hexadecimal notation - decimal nota-
tion conversion table”)
15) Calculate X1’ using the following equations. (decimal nota-
tion calculation)
A’= W
2
’+ K
1
’– W
1
’– K
2
’ ....................................... Equation 1
B’= W
1
’– K
1
’ ......................................................... Equation 2
X1’= [1712 + (48
×
A’) – (16
×
B’)] / A’ .............. Equation 3
16) Convert X
1
’ to hexadecimal notation, and obtain X
1
.
(Round off to one decimal place)
17) Select page: F, address: 2F, and set data: X
1
, and press the
PAUSE button of the adjusting remote commander.
18) Select page: 2, address: 01, and set data: 01, and press the
PAUSE button of the adjusting remote commander.
19) Select page: F, address: 30, change data and adjusting the DDS
displayed data to “80”.
20) Press the PAUSE button of the adjusting remote commander.
21) Select page: 2, address: 01, and set data: 03, and press the
PAUSE button of the adjusting remote commander.
22) Read the DDS displayed data, and this data is named K
0
.
If K
0
lies within the “13” to “17” range, perform “Processing
after Completing adjustments”.
If K
0
lies outside the range, perform the following adjustments.
23) Convert K
0
to decimal notation, and obtain K
0
’
24) Calculate X
2
’ using the following equations (decimal notation
calculation).
C’ = K
0
’– B’– 21 .................................................... Equation 4
X
2
’ = [(107 – B’)
×
(X
1
’ – 48) + (48
×
C’)] / C’ ... Equation 5
(X
1
’and B’ are values obtained from “Equation 2” and “Equa-
tion 3”)
25) Convert X
2
’ to hexadecimal notation, and obtain X
2
.
(Round off to one decimal place)
26) Select page: F, address: 2F, and set data: X2, and press the
PAUSE button of the adjusting remote commander.
27) Select page: 2, address: 01, and set data: 03, and press the
PAUSE button of the adjusting remote commander.
28) Select page: F, address: 30, change data and adjusting the DDS
displayed data to “15”.
29) Press the PAUSE button of the adjusting remote commander.
30) Select page: 2, address: 01, and set data: 01, and press the
PAUSE button of the adjusting remote commander.
31) Check the DDS displayed data lies within the “7E” to “82”
range.
Processing after Completing Adjustments:
1) Select page: 2, address: 01, and set data: 00, and press the
PAUSE button of the adjusting remote commander.
2) Select page: D, address: 11, and set data: 00, and press the
PAUSE button of the adjusting remote commander.
3) Select page: 0, address: 03, and set data: 00.
4) Select page: 0, address: 01, and set data: 00.
Summary of Contents for CVX-V18NS
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Page 10: ...1 7 1 7 E ...
