Alignment And Adjustments - Samsung AVMKH020EA4 Service Manual

3. Alignment and Adjustments

3-1 Error mode and check method
I Specification
I
• In case of occurring the error during the operation, error mode is displayed at the outdoor unit PCB display.
I
• Error display number each means the following error.
Error range
101~120
Error part
Sensor
Error
error
G Display method
G
101~650(Error) : "E", 700~900(Protection error) : "P", Error occurred indoor unit address : "A"
_ In case of the indoor unit error
G
_
G
After displaying E on SEG1 and error number on SEG2,3,4 with decimal, display the number of indoor unit to "A".
_
G
Namely, in case of occurring error 99 on indoor unit number 33, E99 → A31 → REPEAT.
_ In case of the indoor unit error and others
G
_
G
After displaying E on SEG1 it is disappeared, and then error number is displayed on SEG2,3,4 with decimal.
_
G
1) In case of error 223
_ 1)
G
E223 → E223 → REPEAT
_
G
2) In case of error 701
_ 1)
G
P701 → P701 → REPEAT
I Outdoor unit display at the detection of an error
Error Display
SEG 1 SEG 2,3,4
NUMBER
~
~
Samsung Electronics
121~150 151~200 201~220
Indoor unit
Communication Others Communication
error Error
101~200
Communication error between the indoor unit and the Panel
Communication error (outdoor usable to communicate)
Indoor unit sensor related error
Indoor unit room temp. sensor open/short error
Indoor unit EVAP IN sensor open/short error
Indoor unit EVAP OUT sensor open/short error
Indoor unit EVAP IN sensor breakaway
Indoor unit EVAP OUT sensor breakaway
Simultaneous breakaway of Indoor unit EVAP IN/OUT sensor
Auxiliary (electric) heater sensor 1 error
MCU temp. sensor open/short
Indoor unit related error
Indoor unit EEV open failure
221~400 401~550
Outdoor unit
Sensor Protection control
error error Self diagnosis
Contents
551~600 601~650 701~900
OPTION Others
Others Low Level
Option
Error Risk error
Remarks
Indoor unit related error
3-1