MAINTENANCE
VistaGRAPHX 2500 User's Manual
4-9
either the front or rear of the projector, or at the screen. Also make sure that
the path between the IR keypad and the projector (or screen) is not blocked.
4. The batteries in the IR remote keypad may be weak. Refer to 4.3, Replacing
Keypad Batteries for instructions.
5. The IR keypad may have been disabled by a change in protocol. See 2.10,
Keypad Protocols and 3.6, Adjusting and Checking System Parameters.
6. Use
the
key on the built-in keypad to turn the projector on.
The projector is on but there is no display of source input...
1. Is an active source connected properly? Check the cable connections. Is that
source selected? Press
,
,
, or
to select a source. Or
use
to switch to other sources. See 2.4, Source Connections and 3.5,
Using Sources and Channels.
2. The room lighting may be too bright. Lower the intensity of the room
lighting. Reduce light reflections as much as possible.
3. Increase contrast and/or brightness of image.
4. The projector may be too far from the screen. Move the projector closer to
the screen.
5. Is the "Status" LED flashing a pattern of yellow and red lights while the
"Power" LED is steady red? This pattern indicates an internal system error.
If the problem persists contact a qualified Electrohome service technician.
6. Was the lens cover accidentally left on? Remove lens cover.
The projector does not respond to the infrared remote keypad...
1. Does the green "Status" LED flash each time a key is pressed? If not, the
projector is not receiving the keypad's IR signals. Ensure the keypad is
pointed either at the front or rear of the projector, or at the screen.
2. The viewing path between the IR keypad and the projector (or screen) may
be blocked. Ensure there is a clear line-of-sight between the keypad and the
projector (or screen).
3. The batteries in the IR remote keypad may be weak. Refer to 4.3, Replacing
Keypad Batteries for instructions on how to replace the batteries.
4. There may be unusual lighting conditions in the room affecting IR keypad
operation. Determine if such conditions exist and correct.
5. The IR keypad may have been disabled for use with this projector(s). See
2.10, Keypad Protocols and 3.7, Adjusting and Checking System
Parameters.
The power is on but the lamp is not...
1. The projector probably became overheated. Allow to cool and make sure that
nothing blocks projector vents. Do not operate in environments warmer than
35°C (95°F).
2. The lamp may have reached the end of its 1000-hour life. Replace the lamp
assembly as described in 4.4, Replacing the Lamp and Filter.
Symptom
'
CAUSE / REMEDY:
Symptom
'
CAUSE / REMEDY:
Symptom
'
CAUSE / REMEDY:
Summary of Contents for VistaGRAPHX 2500
Page 81: ...KEYPAD REFERENCE B 2 VistaGRAPHX 2500 User s Manual Figure B 2 Built in Keypad ...
Page 82: ...Appendix C Menu Tree VistaGRAPHX 2500 User s Manual C 1 ...
Page 84: ...SERIAL COMMUNICATION CABLES D 2 VistaGRAPHX 2500 User s Manual ...
Page 87: ...THROW DISTANCE CHARTS E 2 VistaGRAPHX 2500 User s Manual ...
Page 88: ...THROW DISTANCE CHARTS VistaGRAPHX 2500 User s Manual E 3 ...
Page 89: ...THROW DISTANCE CHARTS E 4 VistaGRAPHX 2500 User s Manual ...
Page 90: ...THROW DISTANCE CHARTS VistaGRAPHX 2500 User s Manual E 5 ...
Page 91: ...THROW DISTANCE CHARTS E 6 VistaGRAPHX 2500 User s Manual ...
Page 92: ...THROW DISTANCE CHARTS VistaGRAPHX 2500 User s Manual E 7 ...
Page 93: ...THROW DISTANCE CHARTS E 8 VistaGRAPHX 2500 User s Manual ...
Page 94: ...THROW DISTANCE CHARTS VistaGRAPHX 2500 User s Manual E 9 ...