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If the circuit is changed or modified, this information will be followed by supplementary service
manual to be filed with original service manual.
Note:
1. Adjustment procedures, Disassembly Procedures and Assembly
Procedures for Mechanism Chassis are separate volume from this
service manual. / Please refer to the service manual for Z-
Mechanism Chassis. (Order No. VRD9802005C2)
2. The Model No. is indicated on the Schematic Diagram and Circuit
Board Diagrams as follows.
NV-HS880EG
NV-HS880B
NV-HS880EC
NV-HS880EE
2. GENERAL DESCRIPTIONS
2.1. SERVICE CAUTION
2.1.1. REPLACING IC6002/EEPROM
When the EEPROM: IC6002 is replaced, applicable model code, option code, tuning channel
data and electrical adjustment data will not be available.
Therefore, enter and/or adjust the necessary data after replacing IC6002 by referring following
procedure.
STEP1.REPLACE THE IC6002
1. Take a note that stored TV broadcast channels.
2. Remove the C.B.A. with Mechanism unit by referring the
Disassembly procedure.
3. Disconnect the AC plug and replace the IC6002.
STEP2.INPUT THE MODEL & OPTION CODE
1. Set up the applicable model code and option code by ordering the
following table.
Model No.
3
Indication Mark
(EG)
(B)
(EC)
(EE)
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