Troubleshooting Without Error Indications - Epson EB-E01 Service Manual

EB-E01 series

2.5.3 Troubleshooting without Error Indications

This section provides troubleshooting procedures based on observed faults.
TROUBLESHOOTING AT POWER-ON
Error Status
The projector cannot be turned on from
the Control Panel. (Power indicator lights
up blue, and power can be turned on
using the remote controller)
Projector is not turned on
(Power LED does not light blue)
TROUBLESHOOTING ON IMAGE DISPLAY & QUALITY
Error Status
No image is projected. (Lamp lights)
Focus cannot be adjusted.
Zoom cannot be adjusted.
Black part of image is reddish.
Black part of image is greenish.
SEIKO EPSON
Faulty part/part name
Control panel cable (FFC)
Control panel
PS Ballast Assy
MA Board
Faulty part/part name
Input video signal
MA Board
FOCUS RING
Projection Lens (Optical Engine)
Zoom Ring
Projection Lens (Optical Engine)
Optical engine
MA Board
Optical engine
MA Board
Troubleshooting
Cause
TH Cable is not connected properly.
TH Cable is broken.
Control panel is broken.
TH Cable is not connected properly.
PS Ballast Assy is broken.
MA Board is broken.
Cause
The selected input video cable is not
connected correctly.
Video Input terminal is broken.
FOCUS RING is broken.
Projection Lens is broken.
Zoom Ring is broken.
Projection Lens is broken.
FPC for L/V (R) is not connected
properly.
FPC for L/V (R) is broken.
MA Board is broken.
FPC for L/V (G) is not connected
properly.
FPC for L/V (G) is broken.
MA Board is broken.
47
INTERNAL USE ONLY
Remedy
Connect TH Cable correctly to MA Board.
Replace the control panel.
Replace the control panel.
Connect TH Cable correctly to MA Board.
Replace PS Ballast Assy.
Replace MA Board.
Remedy
Connect the selected input video cable correctly.
Replace MA Board.
Replace FOCUS RING.
Replace Optical Engine.
Replace Zoom Ring.
Replace Optical Engine.
Connect FPC for L/V (R) to MA Board correctly.
Replace Optical Engine.
Replace MA Board.
Connect FPC for L/V (G) to MA Board correctly.
Replace Optical Engine.
Replace MA Board.
Reference
P.39
P.84
P.39
P.122
P.100
Reference
---
P.100
P.116
P.113
P.116
P.113
P.39
P.113
P.100
P.39
P.113
P.100
Revision A