Canon imageCLASS MF8450c, Service Manual

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Chapter 10
10-8
F-10-4
*: On-hook status only. The machine does not enter the power saving status even if "the software switch is pressed" or "auto sleep time has elapsed"
in an on-hook status.
Even if an error such as "absence of paper" occurs in the Standby 2 status, the machine does not enter the Standby 1 status.
[1] The software switch is pressed. [2] Auto sleep time has elapsed. [3] No job
[4] Off-hook is detected. [5] On-hook is detected. [6] A job occurs.
[7] The screen switches. (Entry by keys in the control panel) [8] An alert occurs. [9] The machine recovers from an alert.
Power OFF Power ON
Standby
Reader unit Control panel
Printer engine Main controller
Power ON status
1W sleep status
Power OFF status
[1] [4] [8]
[1] [2]*
[1]
[1]
[7]
[7]
[3]
[6]
[3]
[6] [3]
[4]
[5] [9]
[5] [9]
Sleep 1
Sleep 2
(1W sleep)
Sleep 2 conditions
are met.
Network,
Alarm,
FAX reception,
Hook,
Soft switch detection
etc.
Power OFF
Power Saving 1
Power Saving 3
Power Saving 2
Power Saving 4
Off hook with job waiting
[4] [8]