EB-E01 series Troubleshooting INTERNAL USE ONLY
SEIKO EPSON 53 Revision A
2.5.5 Cable connection on the MA Board and error symptoms
This section describes the projector’s status when disconnection occurs somewhere between the parts/units and the MA Board. If any problem has occurred, refer to
the following table and check the doubted connectors are securely connected. If there is a disconnection or a loose connection, connect it correctly.
CN1405
RTC Board
CN501
WFD Board 2
CN3000
PS Ballast Assy
CN8900
B L/V
CN8800
G L/V
CN8700
R L/V
CN1603
EX Fan
CN1604
Lamp Fan
CN701 (700/702)
Speaker
CN2200
Auto Iris Assy
CN1400
SW Board
CN1600
AIR-TH
CN1403
F-IR
CN1602
LV-FAN
CN500
WFD Board 1
CN1601
LMP-TH
Circuit Board Image
CN1800
W-LAN
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