Abnormality In The Ih Control Circuit - Toshiba e-studio3511, e-studio4511 Manual
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Also See for e-studio3511, e-studio4511:
- Service handbook (552 pages) ,
- Operator's manual (313 pages) ,
- Operator's manual (162 pages)
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16.4.6 Abnormality in the IH control circuit
When an abnormality is detected in the IH control circuit, it stops the power supply to the IH coil and
displays a message "Call for service".
(1) IH control circuit
CPU output level of the IH control circuit changes depending on the condition of IH coil. This output
level goes through the photocoupler into the gate array.
LGC
Gate array
PA3
PA4
November 2003 © TOSHIBA TEC
IH
5V SW
H1ERR1
H1ERR2
Fig. 16-407
16 - 13 e-STUDIO3511/4511 FUSER UNIT/PAPER EXIT SECTION
VDD
CPU
16
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