Canon NP6218, FY8-13EX-000 service manual 10. E210, 11. E220, 12. E240, 10-68

CHAPTER 10 TROUBLESHOOTING

10. E210

Cause	Step	Checks	Results	Action
	1	Turn on the power switch. Does	NO	See “The lens fails to
		the lens move?		move.”
Lens home	2	Is the lens home position sensor	NO	Check the wiring
position sensor		(PS2) normal? (See the		between the connector
(PS2)		instructions on how to check		(J307) on the DC
		photointerrupters.)		controller PCB and the
				lens home position
				sensor (PS2); if normal,
				replace PS2.
DC controller	3	Replace the DC controller PCB. Is	YES	End.
PCB		the problem corrected?

11. E220

Cause	Step	Checks	Results	Action
	1 Does the scanning lamp turn on?		NO	See “The scanning lamp
				fails to turn on.”
DC	2 Replace the DC controller PCB. Is		YES	Replace the DC
controller		the problem corrected?		controller PCB.
Composite			NO	Check the wiring
power supply				between the DC
PCB				controller PCB and the
				composite power supply
				PCB; if normal, replace
				the composite power
				supply PCB.

12. E240

Cause	Step	Checks	Results	Action
DC controller	1	Turn on and off the power switch.	YES	End.
PCB
			NO	Replace the DC
				controller PCB.

10-68 COPYRIGHT © 1997 CANON INC. CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)