Ricoh D009 Service Manual page 29

Connector
Clamp
E-ring
SEF Short Edge Feed
LEF Long Edge Feed
Cautions, Notes, etc.
The following headings provide special information:
FAILURE TO OBEY WARNING INFORMATION COULD RESULT IN SERIOUS
INJURY OR DEATH.
Obey these guidelines to ensure safe operation and prevent minor injuries.
This information provides tips and advice about how to best service the machine.