5

24 Power Cord Protection — Power cords

29 Servicing — Do not attempt to service this

should be routed so that they are not likely

product yourself as opening or removing

to be walked on or pinched by items placed

covers may expose you to dangerous

upon or against them. Pay particular

voltage or other hazards. Refer all

attention to plugs and the point from which

servicing to qualified service personnel.

the cords exit the product.

 

30 Damage Requiring Service — Disconnect

25 Outdoor Antenna Grounding — If an

this product from the wall outlet and all

outside antenna is connected to the

power sources including battery, and refer

product, be sure the antenna is grounded

servicing to qualified service personnel

so as to provide some protection against

under the following conditions:

voltage surges and built-up static charges.

a. When the power-supply cord or plug is

Section 810 of the National Electrical

damaged.

Code, ANSI / NFPA No. 70—1984,

b. If any liquid has been spilled onto, or

provides information with respect to proper

objects have fallen into, the product.

grounding of the mast and supporting

c. If the product has been exposed to rain

structure, grounding of the lead-in wire to

or water.

an antenna discharge unit, size of

grounding conductors, location of antenna

d. If the product does not operate normally

discharge unit, connection to grounding

even if you follow the operating

electrodes, and requirements for the

instructions.

grounding electrode. See figure 1.

Adjust only those controls that are

Fig. 1

EXAMPLE OF ANTENNA GROUNDING AS

covered by the operation instructions.

 

PER NATIONAL ELECTRICAL CODE

 

Improper adjustment of other controls

 

 

 

 

may result in damage and will often

 

 

ANTENNA

 

require extensive work by a qualified

 

 

LEAD IN

 

technician to restore the product to its

 

GROUND

WIRE

 

normal operation.

 

 

 

 

CLAMP

ANTENNA DISCHARGE

e. If the product has been dropped or the

 

 

GROUNDING technician has used replacement parts that

 

 

UNIT (NEC SECTI N 810-20)

cabinet has been damaged.

ELECTRIC

 

 

 

f. When the product exhibits a distinct

SERVICE

 

CONDUCT

RS

change in performance. This indicates a

EQUIPMENT

(NEC SECTI

N 810-21)

 

 

GROUND LAMPS

need for service.

 

(NEC

 

 

 

POWER SERVI E GR UNDING

31 Replacement Parts — When replacement

NEC - NATIONAL

ELE TRODE SYSTEM

ELECTRICAL CODE

ART 250. PART H)

parts are required, be sure the service

26 Lightning — For added protection of this

are specified by Canon or that have the

product during a lightning storm, or when it

same characteristics as the original part.

is left unattended and unused for long

Unauthorized substitutions may result in

periods of time, disconnect it from the wall

fire, electric shock or other hazards.

outlet and disconnect the antenna. This will

32 Safety Check — Upon completion of any

prevent damage to the product due to

service or repairs to this product, ask the

lightning and power-line surges.

service technician to perform safety checks

27 Overloading — Do not overload wall outlets

to determine that the product is in safe

and extension cords as this can result in a

operating order.

risk of fire or electric shock.

 

33 Heat — The product should be situated

28 Objects and Liquid Entry — Never push

away from heat sources such as radiators,

objects of any kind into this product

heat registers, stoves, or other products

through openings as they may touch

(including amplifiers) that produce heat.

dangerous voltage points or short out parts that could result in a fire or electric shock. Be careful not to spill liquid of any kind onto the product.

When replacement of the power supply is required, please return it to the responsible nearest Canon Service Center and please replace it with the same type number CA-570.

Introduction