Panasonic KX-F900 Service Manual page 104

--KX-F900 1
I WHITE LEVEL ADJUSTMENT J
1) Remove the CCD TOOL from CCD unit.
2) Attach the white paper on the CCD unit.
3) Attach the CCD TOOL on the CCD unit.
4) Adjust VR801 on the CCD board so that the waveform becomes 1.0__+0.2V.
Notes: 1. After the adjustment is finished, assemble the unit by reversing above procedure.
2. Please adjust with covering topside of the lens by hands in order not to let in outdoor daylight.
3. If you have no instrument to repair, trim off the chart on next page, then attach on the target glass.
(This is a temporary treatment. You should use an instrument for this adjustment purpose, if you require an
accurate repairment.)
Chart
CCD Tool
(PFZZ 1F780M)
White Paper
(ex. PPC Paper)
WAVEFORM
_2
I_I .O+0.2V
5. DOCUMENT READ START POSITION ADJUSTMENT
1) Connect AC cord.
2) Copy the document, and confirm the read start position of the document.
3) If get out of position, adjust the read position.
4) Press the MENU button.
5) Press the #, 9, 0, 0, 0, * and 5, 6, 3 buttons.
6) Press the Fl,l--I, SET and MENU buttons.
V
3O
To move the image to the right direction
,o
1
15---- Standard (Default)
14 !o
To ve the image to the left direction
00
The starting position of reading shifts 1 mm as number of changes.
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