Sanyo PLC-XF30 Service Manual page 52

PRODUCT SAFETY NOTICE
Product safety should be considered when a component replacement is made in any
area of a Projector. Components indicated by a
schematic diagram show components whose value have special significance to product
safety. It is particularly recommended that only parts specified on the following parts list
be used for components replacement pointed out by the mark.
-- Assembly Power --
When it is replaced to the new assembly power.
* Factory adjustment of the new assembly power has
completed. Readjustment is unnecessary.
When the component parts of assembly-power are
replaced.
* Readjust the following adjustment item.
1. DC voltage adjustment.
-- Unit-lamp-ballast --
In case this unit is fault, replace the unit
completely, do not replace the individual
component. Readjustment is unnecessary.
Replace memory ICs in the follow-
ing procedure.
1. Remove IC871 and IC1811 from an old
(damaged) assembly-main.
2. Attach IC removed to new assembly-
main. The data recorded is all taken over
to a new assembly-main, readjustment is
unnecessary.
-- Relay-lens --
When the relay-lens is replaced.
* Readjust the following adjustment item.
Relay-lens adjustment
-- Integrator-lens-out and prism-PBS --
When the integrator-lens-out and prism-PBS
are replaced.
* Readjust the following adjustment item.
Integrator-lens-out adjustment
Prism-P.B.S. adjustment
Parts list
mark in this parts list and the
Readjustments after parts replacement.
-- Terminal board AV --
When it is replaced to the new terminal-board-AV.
* Factory adjustments of the new terminal-board-AV
have completed. Readjustments are unnecessary.
When the component parts of terminal-board-AV are
replaced.
* Readjust the following adjustment items.
2. AV Video signal adjustments
3. 3DNR-PLL Lock check
4. AV Color and Tint adjustments
-- Unit-PFC. --
In case this unit is fault, replace the unit
completely, do not replace the individual
component. Readjustment is unnecessary.
Assembly-main.
When ICs are not replaced.
(1). The life data of a lamp starts from an initial
value compulsorily. Manually, this life data cannot
be set up.
(2). Readjust the following adjustment items.
6. Fans driving voltage adjustments
7. Video center DC adjustments
8. PSIG signal adjustments
9. PC pedestal level adjustments
10. PC contrast adjustments-1
11. AV pedestal level adjustment
12. AV contrast adjustments-2
13. Panel driving signal adjustments -AV
14. Panel driving signal adjustments -PC
15. Flicker reduction.
16. White balance adjustments
-- Condenser-lens --
When the Condenser-lens is replaced.
* Readjust the following adjustment item.
Condenser-lens adjustment
-- Polarization-glasses--
When the Polarization-glasses are replaced.
* Readjust the following adjustment item.
Polarizer adjustment
-60-
Note:
Part order must contain Chassis No., Part
No., and descriptions.
-- Terminal board component --
When it is replaced to the new terminal-board-compo-
nent.
* Factory adjustment of the new terminal-board-compo-
nent has completed. Readjustment is unnecessary.
When the component parts of terminal-board-compo-
nent are replaced.
* Readjust the following adjustment item.
5. Component Video signal adjustments
-- Assembly Sub power --
When it is replaced to the new assembly-sub-power or
when component parts are replaced. * Readjust the fol-
lowing adjustment item.
6. Fans driving voltage adjustments
-- The component parts inside the optical unit --
(Part no. 102, 106~111, 114, and 123~124. )
When the optical component parts inside the opti-
cal unit are replaced.
* Check the following adjustment items.
Integrator-lens-in adjustment-1
Integrator-lens-out adjustment
Integrator-lens-in adjustment-2
Condenser-lens adjustment
Relay-lens adjustment
Prism-P.B.S. adjustment
Polarizer. adjustment
-- Integrator-lens-in --
When the integrator-lens-in is replaced.
* Readjust the following adjustment items.
Integrator-lens-in adjustment-1
Integrator-lens-in adjustment-2
-- Prism / LCD panel Assembly ---
When the Assembly LCD-panel/prism is
replaced.
* Readjust the following adjustment items.
Focus of LCD Panel adjustment
15. Flicker reduction
16. White balance adjustments
Y/V
Y/V