34
10.3 Diagnosis and Solution
10.3.1 EEPROM parameter error diagnosis and solution(E0/F4)
Error Code
E0/F4
Malfunction decision
conditions
Indoor or outdoor PCB main chip does not receive feedback
from EEPROM chip.
Supposed causes
●
Installation mistake
●
PCB faulty
Trouble shooting:
If the EEPROM chip
is welded on main
PCB, replace the
main PCB directly.
Otherwise, check
whether the
EEPROM chip
plugged in main PCB
well?
Yes
No
Yes
Correct the connection.
Replace the main PCB.
Shut off the power supply and
turn it on 5 seconds later. Is it
still displaying the error code?
EEPROM: a read-only memory whose contents can be erased and reprogrammed using a pulsed
voltage. For the location of EEPROM chip, please refer to the below photos.
Indoor PCB
Outdoor PCB
Note: The two photos above are only for reference, it
’s may be not same totally with the ones on
your side.
Summary of Contents for BIN312C2V32
Page 7: ...5 2 2 Part names of Indoor Outdoor units ...
Page 14: ...12 6 Wiring Diagram 6 1 Indoor Unit BIN414C2V32 I BIN520C2V32 I ...
Page 15: ...13 BIN625C2V32 IW ...
Page 16: ...14 6 2 Outdoor Unit BIN414C2V32 O BIN520C2V32 O ...
Page 17: ...15 BIN625C2V32 O For BIN414C2V32 O ...
Page 18: ...16 For BIN520C2V32 O For BIN625C2V32 O ...
Page 46: ...44 P U P V ...
Page 47: ...45 P W P N ...