Table Of Contents - Hisense BCD-740WPCZR/HC1(H) Service Manual

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Contents
1. Warning and precautions for safety ................................................................................. 4
2. Appearance and structure ............................................................................................... 5
2.1 View of the appliance ............................................................................................. 5
2.2 Wind channel structure ........................................................................................... 6
2.3 Evaporator structure ............................................................................................... 6
2.4 Compressor room structure.................................................................................... 7
3. Basic parameters ............................................................................................................. 8
4. Operation and functions .................................................................................................. 9
4.1 Display controls ...................................................................................................... 9
4.2 Using your Appliance ............................................................................................ 11
4.3 Defrost mode ........................................................................................................ 22
4.3.1 Start condition ............................................................................................ 22
4.3.2 Defrost flow ................................................................................................ 22
4.4 Error display ......................................................................................................... 23
4.4.1 Error Code .................................................................................................. 23
4.4.2 Checking method ....................................................................................... 23
5. Troubleshooting ............................................................................................................. 27
5.1 Common problem and checking .......................................................................... 27
5.2 Faulty start ............................................................................................................ 29
5.3 Refrigeration failure .............................................................................................. 30
5.3.1 Freezer compartment ................................................................................. 30
5.3.2 Refrigerator compartment .......................................................................... 31
5.4 Thick frost in freezer compartment ....................................................................... 32
5.5 Dew in refrigerator compartment .......................................................................... 33
5.6 Breaking of light .................................................................................................... 34
5.7 Pipe noise ............................................................................................................. 35
5.8 PANEL PBA operates abnormally ........................................................................ 35
6. Circuit and checking ...................................................................................................... 37
6.1 Circuit diagram ..................................................................................................... 37
6.2 Mainboard ............................................................................................................. 37
6.2.1 Checking method ....................................................................................... 37
6.2.2 Removing the mainboard ........................................................................... 37
6.3 Compressor .......................................................................................................... 38
6.3.1 Basic parameters ....................................................................................... 38
6.3.2 Checking method ....................................................................................... 38
6.3.3 Removing the drive board .......................................................................... 39
6.4 Fan motor ............................................................................................................. 39
6.4.1 Basic parameters ....................................................................................... 39
6.4.2 Checking method ....................................................................................... 39
6.4.3 Removing the freezer fan motor ................................................................ 40
6.4.4 Removing the condenser fan motor ........................................................... 41
6.5 Damper (Electric wind gate) ................................................................................. 42