Sanyo PLC-EF31, Service Manual

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SERVICE MANUAL
REFERENCE NO.
SM
5110479
FILE NO.
PRODUCT CODE :
PLC-EF31 ME7A 1 122 193 00 U.S.A. , Canada
PLC-EF31 PE7A 1 122 194 00 Continental Europe, Asia, Africa, M.E.
PLC-EF31 PE7C 1 122 194 02 U.K.
PLC-EF31N ME7AA 1 122 193 20 U.S.A. , Canada
PLC-EF31NL ME7AL 1 122 193 30 U.S.A. , Canada
Multimedia Projector
Give complete “CHASSIS NO." for
parts order or servicing, it is shown on
the rating sheet on the cabinet of the
Projector.
Chassis No. ME7-EF3100
ME7-EF31N00
ME7-EF31NL00
NOTE: Match the Chassis No. on the rating
sheet on the cabinet with the
Chassis No. in the Service Manual.
If the Original Version Service
Manual Chassis No. does not
match the unit’s,
additional
Service Literature is required. You
must refer to “Notices” to the
Original Service Manual prior to
servicing the unit.
CONTENTS ;
Specifications 2
Safety Instructions 3
Protections 4
Ass'y lamp replacement 6
Mechanical disassemblies 9
Optical unit disassemblies 13
Troubleshooting 18
Waveforms 33
Electrical adjustments 35
Optical adjustments 43
CPU input/output port functions 53
The cautions in schematic diagrams
57
Unit PFC, Unit lamp ballast and IC block diagrams
59
Parts list 64
Cabinet, Chassis and Optical parts list 67
Electrical parts list 70
Schematic diagrams S1~S10
Block diagrams B1~B2
PWB parts location diagrams P1~P5
MODEL NO.
PLC-EF31
(Projection lens is optional.)
Canada
,
Europe, Asia, Africa, M.E., U.K.
PLC-EF31N
U.S.A., Canada
PLC-EF31NL
(Projection lens is optional.)
U.S.A.
Original version