Hitachi 42PMA400E, Service Manual

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Suspected faulty board
(In the order of higher probability of defect)
ERR
Code
Detect
position
( board)
Contents
(1) (2) (3) (4) (5) (6) (7)
Remarks
81 PSU Va power voltage is excessive PSU LOGIC
82 Va power startup is faulty. ADM1 - 8 PSU LOGIC ABUS-L ABUS-R
99 Va power current is excessive (during operation) ADM1 - 8 ABUS-L ABUS-R PSU LOGIC
9B Va power current is excessive (during startup) ADM1 - 8 ABUS-L ABUS-R PSU LOGIC
9D Va power current is excessive
(during operation) ADM1 - 8 ABUS-L ABUS-R PSU LOGIC Excess current is
detected In
ACCC operation.
A5 ADM1 ADM1 has abnormal heat generation. ADM1 PSU LOGIC
A9 ADM2 ADM2 has abnormal heat generation. ADM2 PSU LOGIC
AD ADM3 ADM3 has abnormal heat generation. ADM3 PSU LOGIC
B1 ADM4 ADM4 has abnormal heat generation. ADM4 PSU LOGIC
B5 ADM5 ADM5 has abnormal heat generation. ADM5 PSU LOGIC
B9 ADM6 ADM6 has abnormal heat generation. ADM6 PSU LOGIC
BD ADM7 ADM7 has abnormal heat generation. ADM7 PSU LOGIC
C5 ADM8 ADM8 has abnormal heat generation. ADM8 PSU LOGIC
It can possibly
occur depending
on screen
display.
E2 LOGIC 5V power startup is faulty. X-SUS Y-SUS PANEL PSU ABUS-L ABUS-R LOGIC
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