Model reference
Daewoo DSB-123L
Air Conditioner
11 documents11 error codes6 service modes
Available documentation
Service Manual
- Service Manual Split System Air Conditioner Model: DSB-182L59 pg
- Daewoo DSB 182PH E Service Manual CDC 143251 pg
- Service Manual Split System Air Conditioner Model: DSB-121L54 pg
- Service Manual Split System Air Conditioner Model: DSB-240AH-R51 pg
- Service Manual Split System Air Conditioner Model: DSB-240PH-R57 pg
- Service Manual Split System Air Conditioner Model: DSB-092LH48 pg
- Service Manual Split System Air Conditioner134 pg
- Service Manual Split System Air Conditioner Model: DSB-182LH51 pg
- Service Manual Split System Air Conditioner Model: DSB-183PH60 pg
- Service Manual - Split System Air Conditioner131 pg
Other
- Daewoo SM DSB 071LH E CDC 157648 pg
MyPros+ Max
Diagnose your Daewoo DSB-123L.
- Step-by-step diagnostics from the service manual
- Test values, resistance specs, and wiring references
- Verified part numbers when replacement is needed
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Error codes (11)
CodeMeaning
1 blinkRoom sensor open or short circuit; unit continues working with fixed room…1 blink (0.5s interval, 8s cycle)Indoor coil sensor open or short circuit; unit does not work.1 blink (8s)Indoor coil sensor open or short circuit; unit does not work.1 blink (ON lamp, 8s pattern)Indoor coil sensor open or short1 blink (ON lamp)Room sensor open or short circuit2 blinksIndoor coil sensor open or short, outdoor coil sensor open or short, compressor…2 blinks (0.5s interval, 8s cycle)Outdoor coil sensor open or short, compressor or electrical parts of compressor…2 blinks (ON lamp, 0.5s pattern)Outdoor coil sensor open or short, compressor or electrical parts of compressor…Continuous blinkGas leak detectedcontinuous ON blinkRoom sensor open or shortContinuous ON lamp blinkRoom sensor open or short circuit; unit continues working with room temperature…Service modes (6)
- Emergency Operation["Open the front panel of the indoor unit to access the switch panel.","Press the emergency switch…
- Remote Controller Functional Test["Power supply the remote controller.","Verify display turns on at beginning.","If display does not…
- Self-DiagnosticThe control automatically runs diagnostic tests and displays error codes via ON lamp LED blink…
- Self-Diagnostic FunctionThe control automatically runs diagnostic tests to verify system integrity
- Test Operating["Activate test operating mode (specific button sequence not detailed beyond emergency switch…
- Test OperationSlide the Test/Emergency/Remote switch to the desired test position on the indoor unit switch panel.
Full entry steps, exit procedures, and test sequences are available in Max.
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