Service manual

3-6
CONFIDENTIAL
EMP-1825/EMP-1815/EMP-1810
SEIKO EPSON Revision:C
3.2.2 Cable Connection and Projector’s Status
The projector’s status when disconnection occurs somewhere is described below.
When some irregular status is seen, refer to the following table and check the doubted connec-
tors are securely connected. If there is a disconnection or a loose connection, connect it firmly.
(For the procedure to remove the Upper Case, refer to 4.3.4 "Removing the IF-IM Case/Upper
Case Unit AJ" (p. 13))
Figure 3-2 Connectors on the MA board
Table 3-4. Mal-connection and the Projector’s Status
Connection
(Common to EMP-1825/1815/1810)
Status
MA board Connected to
CN1900 Optical Engine (L/V(R))
The power can turn on and the projection starts. But the
projected image is all red or magenta (with a red frame).
CN2000 Optical Engine (L/V(G))
The power can turn on and the projection starts. But the
projected image is all green or cyan (with a green
frame).
CN2100 Optical Engine (L/V(B))
The power can turn on and the projection starts. The
projected image is all blue, but this error cannot be eas-
ily found since the default window is the same color.
Check the color of the menu window.
CN2200 PS Ballast (PS)
Even if the AC cable is connected, the power indicator
is not lit. The power button does not work. (the same
status as CN1203 Control Panel)
CN2400 Speaker
The power can turn on and the projection starts nor-
mally. But no sound is output from the speaker even if
the audio input is applied.
CN2200
CN1205
CN1307
CN1203
CN1305
CN1201
CN1204
CN1302
CN1303
CN1202
CN1304
CN1300
CN1306
CN2400
CN1301
(EMP-1810 only) CN500
CN502
(EMP-1825/1815 only)
CN1900
CN2000
CN2100