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SECTION 3 ADJUSTMENTS
<PT-DZ16K>
1. Adjustment item and a procedure
When the following components are replaced, adjust each item according to the table below.
1. 1. Lighting area adjustment
1. 1. 1. Confirmation of the lighting area
1. After replacing the DMD block or each Analysis block part,
check if any shade is visible in the DMD effective display area.
* Make the projection environment as dark as possible and project an all-white
and all-black pattern (internal test pattern) to conduct this check.
2. When the Lighting area interferes with the effective area, adjust the
Relay Lens Holder.
1. 1. 2. Adjustment procedure of the Lighting area
1.4. EEPROM data transfer
1.6. Clog sensor calibration
A-P.C.Board
Save data to a PC before A-P.C.B exchange once and
write in the data which saved at a new A-P.C.B.
write in the data which saved at a new A-P.C.B.
G-P.C.Board / M2-P.C.Board
1.5. Model information setup
A-P.C.Board
When "1.4 EEPROM data transmission" was finished,
it is not necessary.
it is not necessary.
DMD Block / Iris unit
DMD block / Each Analysis block part
Replaced Component
Remarks
Adjustment Item
1.1. Lighting area adjustment
DMD block
Stepper motor (H/V/F)
When a power supply was cut during shift / focus
movement, carry it out.
1.2. Electrical convergence adjustment
1.3. Lens calibration
1.7. Contrast adjustment
Lighting area
Effective area
ADJ - 2
1. 1. 2. Adjustment procedure of the Lighting area
1. Select the "QUAD" of [LAMP SELECT], projection the "APL30%" of [TEST PATTERN].
2. Loosen the 2 fixed screw with a hexagon wrench (2.5mm).
3. 1) In advance, adjust the adjustment screw that lighting
area adjustment bracket clearance becomes 6mm.
2) Adjustment groove, must have adjusted to the center.
4. The "Adjustment screw" is adjustment the horizontal
direction of the Lighting area.
* The Lighting area moves to the rightward when turn
a screw in the clockwise.
5. The "Adjustment groove" is adjustment the vertical
direction of the Lighting area.
* The Lighting area moves to the under when turn
in the clockwise.
6. After adjustment completion, tighten two "fixed screw".
Adjustment
groove
Adjustment
screw
Fixed
screw
screw
6mm
Lighting area
Effective area
Adjustment screw
Adjustment groove
ADJ - 2
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