Dell 1100 Laser Mono Printer - Manual (Page 70)

Flex, fan, and straighten the paper before loading.
Do not use creased, damp, or curled paper.
Do not mix paper types in the paper tray.
Use only recommended print materials. See "Paper Specifications" .
Ensure that the recommended print side of print materials is facing up in the paper tray.
Understanding the Operator Panel LEDs
The operator panel LEDs signify different things, depending on their sequences. LEDs that are off, on, and/or
blinking indicate printer conditions such as printer status, intervention (for example, out of paper and
jammed paper), or service.
The following table shows the most common LED sequences. Find the LED pattern below that matches the
printer LED pattern and check the meaning and solution.
LED Status Legend