Samsung SP-A400B Owner's Instructions Manual page 11

When temperature inside
Action 3 of the projector becomes
too high.
When the color wheel fails to
Action 4
operate.
The lamp
malfunctions after power
turns off
Action 5
abnormally or after
powering on right after
turning off the projector.
When the screen becomes
Action 6
darker
This Projector uses a cooling fan system to keep the unit from overheating. Operation of the cooling fan may
cause noise, which does not affect the product performance and is part of normal operation.
Rear Side
1. RS-232C port (For service input terminals)
2. SERVICE Input port
3. VIDEO IN Input port
4. S-VIDEO IN Input port
5. Remote Control Signal Receiver
Adjust the installation state of your projector by referring to the
Installation Precautions section listed above. Cool down your
projector sufficiently and then operate it again. If the same problem
occurs continually, contact your product distributor or
Disconnect and reconnect the power cord and start the projector
again. If the same symptom still occurs, contact your product
distributor or service center.
Turn the power off, wait for a sufficient amount of cooling time and
then turn the power on to operate. If the same problem occurs
continually, contact your product distributor or
Check the lamp usage time on the Information Display screen. If you
need to replace the lamp, contact your product distributor or
center.
6. HDMI/DVI IN Input port
7. MONITOR OUT terminal
8. PC IN Input port
9. COMPONENT IN Input port
10.POWER Input port
service center.
service center.
service