Electrical Shock; High-Temperature Parts - Canon FAX-L260i Service Manual

FAX-L260i Chapter 1: General Description

5.1.1 Electrical shock

NOTE

5.1.2 High-temperature parts

NOTE
Electrical shock hazard
• To prevent electrical shock, be sure to disconnect the power cord and ISDN line cable
before disassembly.
• Remove grounding wrist straps before servicing this unit while the FAX's power is on.
Otherwise, electrical shock may occur.
Power supply unit
When power is supplied to this unit, 230 VAC will be supplied to the primary side.
Telephone line
The voltage supplied in the ISDN line is 34 VDC-42 VDC, as per ITU-T I.430 recommen
dations.
High-temperature warning
To prevent skin burns, disconnect the power cord and let this unit stand for at least 10 minutes
to allow hot parts to cool.
How to treat burns
Heat of about 122°F or more causes burns. Also, the longer the contact, the more severe the
burn.
When treating a burn, the first minute after receiving the burn is the most important. Cool
the burn immediately with cold running water. In case of a serious burn, seek medical
attention immediately.
High-temperature parts
The parts which get hot during operation are indicated. For the location of these parts, refer
to the figures.
(Ambient temperature 95°F (35°C) continuous copy operation)
Document feed motor (approx. 140°F (60°C))
Main motor (approx. 140°F (60°C))
Fixing section frame surface (approx. 203°F (95°C))
Fixing ass'y and pressure roller (approx. 338°F (170°C))
Power supply unit (Max. ~ 170.6°F (77°C))
PCNT board assembly (Max. ~ 190.4°F (88°C))
SCNT board assembly (Max.~153.7°F (67.6°C))
G4 board assembly (Max.~148.1°F (64.5°C))
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