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(2) AF Noise Level Adjustment
Purpose:
To set the noise level in the autofocus circuit.
incompleted Phenomenon:
It takes time until a subject is brought into focus.
Correct focus is not obtained.
Equipment/Jig:
Color Video Monitor
Test Point:
Video Out (AV OUT)
Condition:
Set the focus to AUTO.
Point at a light box without a chart inserted at a distance
of up to 10cm.
Caution When Adjustment:
1) Place the light box as parallel as possible to the lens
surface.
2) The AF noise level adjustment procedure will be
completed within thirty seconds after it is selected.
Procedure:
AF ADJ, MENU.
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AUTO FOCUS ADJUSTMENT
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IOI
COI ICA OK 9 104 1 HCA a1 C25 8 a 25 9 IEE HE
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ADJUSTMENT OF ZOOM/FOCUS TRACKING
(2)
ADJUSTMENT OF AF NOISE LEVEL
[ESC]
RETURN TO MENU
PLEASE SELECT [1], [2] OR [ESC]
Press 2 key.
Perform adjustment according to the computer display
hereafter.
See "8. Error Messages" if an error message appears on
the computer display.
7.7
Spot Noise Adjustment Procedure
Before Starting Adjustment
on
1. The spot noise is identified as the fine white noise
that appears when the lens cap is attached after the
power is turn on.
2. Perform this adjustment only for products with
which spot noise occurs. (However, there is no
problem even if products free from spot noise are
adjusted.)
3. After replacing the CCD image sensor or PC
circuit board (EEPROM), check whether or not spot
noise occurs and then proceed with adjustment.
(1) Start the MAP.
MAIN MENU
GEICO
ISO SOI OR ICI ICICI ROIOISIOI IOI ICICI RI I I RR a i eat ak kee tt
MANUAL ADJUSTMENT PROGRAM
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I AI Ak a
{E]
SPOT NOISE
PLEASE SELECT [A - [E] OR [ESC]
(2) Cap the lens.
(3) Connect the color video monitor to video out.
~
(4) Press E key.
(5) Perform adjustment according to the computer display
hereafter.
See "8. Error Messages' if an error message appears
on the computer display.
Note: To complete adjustment, press the [ESC] (escape)
~~
key twice to restore the MS-DOS screen and then
:
turn off the camera and jig
8. ERROR MESSAGE
8.1
Camera Electric Volume and Digital Adjustments
ERROR MESSAGE
COUNTERMEASURE
ERROR OCCURRED.
IRIS TROUBLE
PRESS ANY KEY
- Check whether or not power is supplied.
- Check the values of the iris drive circuit.
- Defective soldering, damage to pattern, etc. in the above circuit.
. Check the iris block and replace it if necessary.
ERROR OCCURRED ON dax ADJUSTMENT
PRESS ANY KEY
- Check the values in the hall amp circuit.
- Defective soldering, damage to pattern, etc. in the above circuit.
D RANGE OVER. ERROR ON dax ADJUSTMENT
PRESS ANY KEY.
- Check the values in the hail amp circuit.
- Defective soldering, damage to pattern, etc. in theabove circuit.
ERROR OCCURRED ON dad and
dal ADJUSTMENT
PRESS ANY KEY
- Check the values in the hail amp circuit and its peripheral
circuits.
: Detective soldering, damage to pattern, etc. in the above circuits.
FILE NOT FOUND !!!!
PRESS ANY KEY
- The adjustment program (file) cannot be found.
: Check the adjustment floppy disk and replace it if necessary.
FILE OPEN ERROR!!!
PRESS ANY KEY
- The adjustment program (file) does not start.
- Check the adjustment floppy disk and replace it if necessary.
ERROR OCCURRED ON C DUTY ADJUSTMENT
PRESS ANY KEY.
« Check the values of the iris drive circuit.
: Defective soldering, damage to pattern, ete. in the above circuit.
ERROR OCCURRED ON FDET ADJUSTMENT
PRESS ANY KEY
» Supply power again and re-adjust.
- Check the values in the hall amp circuit.
- Defective soldering, damage to pattern, etc. in the above circult.
ERROR OCCURRED.
ZOOM DOES NOT WORK
PRESS ANY KEY
- Supply power again and re-adjust.
TOO BRIGHT
PRESS ANY KEY
- The subject is too bright.
- Move the camera further away
from the lig
TOO DARK
PRESS ANY KEY
D RANGE OVER ERROR ON HALL AMP
IRIS CANNOT OPEN ANY MORE
PRESS ANY KEY
+ The subject is too dark.
- Check the light box.
- Move the camera closer to the lig
- Supply power again and re-adjust.
- The subject is too dark.
- Check the light box.
- Move the camera closer to the light box.
- Check the values in the hall amp circuit.
- Defective soldering, damage to pattern, etc. in the above circult.
STAURATION ERROR.
TOO BRIGHT
PRESS ANY KEY
+ The subject is too bright.
- Move the camera further away from the light box.
CAN'T ADJUST WHITE BALANCE
PLEASE RETRY
PRESS ANY KEY
- The subject is too bright or too dark.
- Check the light box.
- Move the camera closer to or away from the light box.
- Supply
power again and re-adjust.
3-12
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