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15 Replacement Parts List
BEFORE REPLACING PARTS, READ THE FOLLOWING:
15.1. REPLACEMENT NOTES
15.1.1. General Notes
1. Use only original replacement parts:
To maintain original function and reliability of repaired units,
use only original replacement parts which are listed with
their part numbers in the parts list.
2. IMPORTANT SAFETY NOTICE
Components identified by the sign
characteristics important for safety. When replacing any of
these components, use only the specified parts.
3. SPECIAL NOTE
All integrated circuits and many other semiconductor
devices are electrostatically sensitive and therefore require
the special handling techniques described under the
"ELECTROSTATICALLY
section of this service manual.
4. Parts with no Ref. No. in "EXPLODED VIEWS" are not
supplied. And some Ref. No. will be skipped. Be sure to
make your orders of replacement parts according to the
parts list.
5. Parts different in shape or size may be used. However, only
interchangeable
parts
replacement parts.
6. Definition of Parts supplier:
a. Parts with mark "PSEC" in the Remarks column are
supplied from PSEC.
b. Parts without mark in the Remarks column are supplied
from PSTC-NPC.
7. Item numbers with capital letter E (Example: E10, E20,...) in
the Ref. No. column are shown in the exploded views.
8. Parts whose Ref. Nos. are the same are interchangeable as
replacement parts. Any of these parts may be ordered and
used as a replacement part.
15.1.2. Mechanical Replacement Notes
1. Section No. of parts shown in Exploded Views are indicated
in the Remarks column.
2. Abbreviation
RTL: Retention Time Limited
This indicates that the retention time is limited for this item.
After the discontinuation of this item in production, it will no
longer be available.
3. After replacing the OPT/TV Unit, be sure to perform
"ADJUSTMENT of the OPT/TV Unit." Refer to "WHEN
INSTALLING THE OPT/TV UNIT INTO THE UNIT AT THE
USER´S LOCATION"; in Adjustment Procedures 1.
4. The Infrared Remote Control Unit (Ref. No. 109)
replacement part is available as a complete assembly unit
only. Do not try to disassemble the Infrared Remote Control
Unit.
have special
SENSITIVE
(ES)
DEVICES"
will
be
supplied
as
service
PT-50LCZ70 / PT-56LCZ70 / PT-61LCZ70 / PT-50LCZ7 / PT-56LCZ7 / PT-61LCZ7
15.1.3. Electrical Replacement Notes
1. Unless otherwise specified;
All resistors are in Ω, K = 1,000 Ω, M = 1,000 kΩ.
2. Abbreviation
RTL:
Retention Time Limited
This indicates that the retention time is
limited for this item. After the
discontinuation of this item in
production, it will no longer be
available.
NR:
Non Repairable Board Ass´y
MGF CHIP:
Metal Glaze Film Chip
C CHIP:
Ceramic Chip
COMPLX CMP:
Complex Component
W FLMPRF:
Wirewound Flameproof
C.B.A.:
Circuit Board Assembly
P.C.B.:
Printed Circuit Board
E.S.D.:
Electrostatically Sensitive Devices
3. When replacing 0 Ω resistor, a wire can be substituted for
it.
93
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