Canon imagePRESS P400 Service Manual page 3

Explanation of Symbols
The following symbols are used throughout this Service Manual.
Symbols
1x
1x
1x
1x
1x
1x
The following rules apply throughout this Service Manual:
1. Each chapter contains sections explaining the purpose of specific functions and the relationship between electrical and
mechanical systems with reference to the timing of operation.
In the diagrams,
indicates the direction of the electric signal.
The expression "turn on the power" means flipping on the power switch, closing the front door, and closing the delivery unit
door, which results in supplying the machine with power.
Explanation
Check.
Check visually.
Check a sound.
Disconnect the connector.
Connect the connector.
Remove the cable/wire from the
cable guide or wire saddle.
Install the cable/wire to the cable
guide or wire saddle.
Remove the screw.
Install the screw.
Cleaning is needed.
represents the path of mechanical drive; where a signal name accompanies the symbol, the arrow
Symbols
Remove the claw.
1x
Insert the claw.
1x
Push the part.
Connect the power cable.
Disconnect the power cable.
Turn on the power.
Turn off the power.
Loosen the screw.
1x
Tighten the screw.
1x
Measurement is needed.
Important Notices
Explanation