The Speaker Fails To Generate Sound; The Message "Install Cartridge" Fails To Go Off - Canon SmartBase 1270D Service Manual

4.2.5 The speaker fails to generate sound.

Volume setting
1) Is the volume setting in user mode menu correct?
NO:
Connector
2) Is the connection of the following connectors normal: J315 on the
NO:
Speaker
3) Try replacing the speaker. Is the problem corrected?
YES: End.
Control panel PCB, Image processor PCB
4) Replace the control panel PCB. Is the problem corrected?
YES: End.
NO:

4.2.6 The message "INSTALL CARTRIDGE" fails to go OFF.

High-voltage contact (between machine and cartridge)
1) Is the high-voltage spring used to supply high voltage to the car-
YES: Clean it.
High-voltage contact (between high-voltage spring and DC controller PCB; J205)
2) Is the connection between the high-voltage spring and the DC con-
NO:
Cartridge, DC controller PCB
3) Replace the cartridge. Is the problem corrected?
YES: End.
NO:
COPYRIGHT © 2002 CANON INC.
Correct the setting.
image processor PCB; J401 and J404 on the control panel PCB?
Correct the connection. If the flexible cable has a scratch, replace
it.
Replace the image processor PCB.
tridge soiled?
troller PCB (J205) normal?
Correct the connection. If the problem cannot be corrected, replace
the faulty part.
Replace the DC controller PCB.
2000 2000 2000 2000 CANON SmartBase PC1210D/1230D/1270D REV. 1 MAR. 2002
CHAPTER 7 TROUBLESHOOTING
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