Panasonic PVC923 PVC923 User Guide - Page 4

Damage Requiring Service, Replacement Parts, Safety Check, Note To Catv System Installer, S2898a

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IMPORTANT SAFEGUARDS 19. DAMAGE REQUIRING SERVICE Unplug this unit from the wall outlet and refer servicing to qualified service personnel under the following conditions: a. When the power-supply cord or plug is damaged. b. If liquid has been spilled, or objects have fallen into the unit. c. If the unit has been exposed to rain or water. d. If the unit does not operate normally by following the operating instructions. Adjust only those controls that are covered by the operating instructions, as an improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the unit to its normal operation. e. If the unit has been dropped or the cabinet has been damaged. f . When the unit exhibits a distinct change in performance, this indicates a need for service. 20. REPLACEMENT PARTS When replacement parts are required, be sure the service technician uses replacement parts specified by the manufacturer or those that have the same characteristics as the original part. Unauthorized substitutions may result in fire, electric shock or other hazards. 21. SAFETY CHECK Upon completion of any service or repairs to this unit, ask the service technician to perform safety checks to determine that the unit is in proper operating condition. 22. HEAT The product should be situated away from heat sources such as radiators, heat registers, stoves, or other products (including amplifiers) that produce heat. 23. NOTE TO CATV SYSTEM INSTALLER This reminder is provided to call the CATV system installer's attention to Article 820-40 of the NEC that provides guidelines for proper grounding and, in particular, specifies that the cable ground shall be connected to the grounding system of the building, as close to the point of cable entry as practical. EXAMPLE OF ANTENNA GROUNDING AS PER THE NATIONAL ELECTRICAL CODE ANTENNA LEAD IN WIRE GROUND CLAMP ELECTRIC SERVICE EQUIPMENT NEC-NATIONAL ELECTRICAL CODE S2898A 4 ANTENNA DISCHARGE UNIT (NEC SECTION 810-20) GROUNDING CONDUCTORS (NEC SECTION 810-21) GROUND CLAMPS POWER SERVICE GROUNDING ELECTRODE SYSTEM (NEC ART 250, PART H)

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19. DAMAGE REQUIRING SERVICE
Unplug this unit from the wall outlet and refer
servicing to qualified service personnel under the
following conditions:
a.
When the power-supply cord or plug is damaged.
b.
If liquid has been spilled, or objects have fallen
into the unit.
c.
If the unit has been exposed to rain or water.
d.
If the unit does not operate normally by
following the operating instructions. Adjust only
those controls that are covered by the operat-
ing instructions, as an improper adjustment of
other controls may result in damage and will
often require extensive work by a qualified
technician to restore the unit to its normal
operation.
e.
If the unit has been dropped or the cabinet has
been damaged.
f
.
When the unit exhibits a distinct change in
performance, this indicates a need for service.
20.
REPLACEMENT PARTS
When replacement parts are required, be sure the
service technician uses replacement parts specified
by the manufacturer or those that have the same
characteristics as the original part.
Unauthorized substitutions may result in fire, electric
shock or other hazards.
21.
SAFETY CHECK
Upon completion of any service or repairs to this
unit, ask the service technician to perform safety
checks to determine that the unit is in proper
operating condition.
22. HEAT
The product should be situated away from heat
sources such as radiators, heat registers, stoves, or
other products (including amplifiers) that produce heat.
23.
NOTE TO CATV SYSTEM INSTALLER
This reminder is provided to call the CATV system
installer’s attention to Article 820-40 of the NEC that
provides guidelines for proper grounding and, in
particular, specifies that the cable ground shall be
connected to the grounding system of the building,
as close to the point of cable entry as practical.
EXAMPLE OF ANTENNA GROUNDING AS PER THE
NATIONAL ELECTRICAL CODE
ANTENNA DISCHARGE UNIT
(NEC SECTION 810-20)
ANTENNA LEAD IN WIRE
GROUND CLAMP
ELECTRIC SERVICE
EQUIPMENT
GROUNDING CONDUCTORS
(NEC SECTION 810-21)
GROUND CLAMPS
POWER SERVICE GROUNDING
ELECTRODE SYSTEM
(NEC ART 250, PART H)
NEC-NATIONAL ELECTRICAL CODE
S2898A
IMPORTANT SAFEGUARDS