5-10
2. HALL Adjustment
For detecting the position of the lens iris, adjust the hall AMP gain
and offset.
Subject
Not required
Measurement Point
Page 1 displayed data of the adjustment
Measuring Instrument
remote commander. (Note 3)
Adjustment Page
F
Adjustment Address
40, 41
Specified Value
13 to 17 (Note 1)
7C to 80 (Note 2)
Note 1:
Select page: 2, address: 01, set data: 01, and press the
PAUSE button of the adjustment remote commander.
Note 2:
Select page: 2, address: 01, set data: 03, and press the
PAUSE button of the adjustment remote commander.
Note 3:
The right two digits of the page 1 displayed data of the
adjustment remote commander.
1 00 XX
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: 2, address: 01, set data: 03, and press the PAUSE
button of the adjustment remote commander.
4)
Select page: F, address: 40, set data: 40, and press the PAUSE
button of the adjustment remote commander.
5)
Read the page 1 displayed data (Note 3), and this data is
named W
2
.
6)
Select page: F, address: 40, set data: 30, and press the PAUSE
button of the adjustment remote commander.
7)
Read the page 1 displayed data, and this data is named W
1
.
8)
Select page: 2, address: 01, set data: 01, and press the PAUSE
button of the adjustment remote commander.
9)
Read the page 1 displayed data, and this data is named K
1
.
10) Select page: F, address: 40, set data: 40, and press the PAUSE
button of the adjustment remote commander.
11) Read the page 1 displayed data, and this data is named K
2
.
12) 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-decimal
Conversion Table”.)
13) Calculate X
1
' 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
X
1
'=[1680 + (48
×
A') – (16
×
B')]/A' ................. Equation 3
14) Convert X
1
' to hexadecimal notation, and obtain X
1
.
(Round off to one decimal place)
15) Select page: F, address: 40, set data: X
1
, and press the PAUSE
button of the adjustment remote commander.
16) Select page: F, address: 41, change the data and adjust the
page 1 displayed data to “15”.
17) Press the PAUSE button of the adjustment remote com-
mander.
18) Select page: 2, address: 01, set data: 03, and press the PAUSE
button of the adjustment remote commander.
19) Read the page 1 displayed data, and this data is named W
0
. If
W
0
lies within the “7C” to “80” range, perform “Processing
after completing adjustments”. If it is lies outside the range,
perform the following adjustments.
20) Convert W
0
to decimal notation, and obtain W
0
'.
21) Calculate X
2
' using the following equations (decimal nota-
tion calculation).
C'= W
0
– B'–21 .................................................... Equation 4
X
2
'=[(105 – B')
×
(X
1
' – 48) + (48
×
C')]/C' ........ Equation 5
(X
1
' and B' are values obtained from equations 2) and 3) )
22) Convert X
2
' to hexadecimal notation, and obtain X
2
. (Round
off to one decimal place)
23) Select page: F, address: 40, set data: X
2
, and press the PAUSE
button of the adjustment remote commander.
24) Select page: F, address: 41, change the data and adjust the
page 1 displayed data to “7E”.
25) Press the PAUSE button of the adjustment remote com-
mander.
26) Select page: 2, address: 01, set data: 01, and press the PAUSE
button of the adjustment remote commander.
27) Check the page 1 displayed data lies within the “13” to “17”
range.
Processing after Completing Adjustments:
1)
Select page: 2, address: 01, set data: 00, and press the PAUSE
button of the adjustment remote commander.
2)
Select page: 0, address: 03, and set data: 00.
3)
Select page: 0, address: 01, and set data: 00.
