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3-5. Error Code H1-14 failure detection procedure
Checking device. [
U1028, U1029 : A3R12E40DBF-8E
]
Check item(26).
Check soldering of IP SCALER [
U1026
], DDR2 [
U1028/U1029
] and its peripheral circuits.
Check soldering of the resistors [
R1688/1689/1692/1695 to 1700/1703 to 1711
] between IP SCALER and
DDR2.
If there is no problem with soldering, [
U1026/U1028/U1029
] is defective. Replace their IC. Or replace
the substrate.
3-6. Error Code H1-15 failure detection procedure
Checking device. [
U1027 : W25Q128JVFIQ
]
Check item(27).
Write to the GUI ROM.
Recheck from
check item (1).
Does Error Code H1-15 continue?
Check item(28).
Replace [
U1029
] with a new device.
Recheck from
check item (1).
Does Error Code H1-15 continue?
Go to
check item (21)
Recheck from
check item (2).
YES
YES
NO
NO
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
103