RF28R7201 AA
REFRIGERATOR FRENCH DOOR REFRIGERATOR
MODEL NAME : RF28R
MODLE CODE : RF28R7201**/AA
RF28R7201**/SA
CONTENTS
| 1.PRECAUTIONS(SAFETYWARNINGS) ············· 5 |
|---|
| 2. PRODUCTSPECIFICATIONS···························· 9 |
| 3. DISASSEMBLYANDREASSEMBLY··············· 18 |
| 4.TROUBLESHOOTING ·····································51 |
| 5.PCBDIAGRAM ···············································97 |
| 6. WIRINGDIAGRAM······································100 |
| 7. BLOCKDIAGRAM··········································101 |
| 8.MODELCODETABLE ·································· 102 |
Table Caption: This table provides a table of contents for a technical manual, outlining key sections such as safety precautions, product specifications, disassembly/reassembly instructions, troubleshooting, and various diagrams. It lists the title of each section and its corresponding page number.
IMPORTANT SAFETY NOTICE
The service guide is for service men with adequate backgrounds of electrical, electronic, and mechanical experience. Any attempt to repair a major appliance may result in personal injury and property damage. The manufacturer or dealer cannot be responsible for the interpretation of this information.
SAMSUNG ELECTRONICS AMERICA, INC. Technical Service Guide Copyright ©2010
All rights reserved. This service guide may not be reproduced in whole or in part in any form without written permission from the SAMSUNG ELECTRONICS Company.
Contents
Table Caption: This table is a table of contents for a service manual, detailing sections on precautions, product specifications, disassembly and reassembly procedures for various refrigerator components, and troubleshooting guides including diagnostic functions and flowcharts.
Contents
| 4-2-2. If FAN does not operate ......................................................................................................................................... | 82 |
|---|---|
| 4-2-3. If ICE RoomFan does not operate.........................................................................................................................83 | |
| 4-2-4.WhenICE MAKER(FF) does not operate..............................................................................................................84 | |
| 4-2-5. If defrost does not operate (F,R DEF Heater).......................................................................................................85 | |
| 4-2-6.WhenPoweris not applied....................................................................................................................................86 | |
| 4-2-7.WhenCompressordoes not run (Inverter COMP.)............................................................................................... | 87 |
| 4-2-8.Whenalarm sounds continuouslywithout stop(related with buzzersound) ................................................88 | |
| 4-2-9.Whenthe Panel PBAdoes not operate normally...............................................................................................90 | |
| 4-2-10.Whenthe DispenserPanel PBAdoes not operate normally............................................................................91 | |
| 4-2-11.WhenrefrigeratorROOM Lamp does not light up............................................................................................ | 92 |
| 4-2-12. If ICE Wateris not supplied .................................................................................................................................. | 93 |
| 4-2-13. If Cubed orCrushed Ice is not supplied.............................................................................................................. | 94 |
| 4-2-14. If CoverIce Route Motor(Geard Motor) is not working normally....................................................................95 | |
| 4-2-15. IR SensorTrouble-Shooting................................................................................................................................. | 96 |
| 4-2-16. LED blinking frequencydepending on protecting functions.......................................................................... | 97 |
| 5. PCBDIAGRAM......................................................................................................................................98 | |
| 5-1) PBALayoutwith part position...........................................................................................................................................98 | |
| 5-2) ConnectorLayout with part position (Main Board)......................................................................................................100 | |
| 6.Wiring Diagram.................................................................................................................................. | 101 |
| 7. Block Diagram.................................................................................................................................... | 102 |
| 7-1)Whole block diagram......................................................................................................................................................... | 102 |
| 7-1-1. MAIN BLOCK............................................................................................................................................................ | 102 |
| 8. Model code table............................................................................................................................... | 103 |
Table Caption: This table lists troubleshooting steps for common refrigerator malfunctions, organized by issue, along with references to corresponding page numbers in the document. It also includes sections for PCB diagrams, wiring diagrams, block diagrams, and a model code table.
1. PRECAUTIONS(SAFETY WARNINGS)
- Unplug the appliance before the changing or repairing the electric parts.
→ Be careful the electric shock.
- When exchanging the parts, use the correct
