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Related Manuals for Samsung HW-T4 Series
Summary of Contents for Samsung HW-T4 Series
- Page 1 Repair Guide Basic Model HW-T450/ZA Applicable Model HW-T4**** Ver.1.0...
- Page 2 Usage Notices All content and information provided in this document, are subject to change without notice at any time. This document is intended for informational purposes only. You can download a copy of your product Manuals and Software.If you don’t understand the information provided in this document or have any doubts about your ability to safely undertake the repair, visit https://www.samsung.com/us/support or call 1-800-Samsung for other repair options . Precautions for Repair Samsung is not liable for any damage or defect determined to be caused by repair by a non-authorized serviceprovider, self-repair or non-professional repair of the product. Samsung is not liable for any resulting damage to the product, person, or property, or any injury or other product safety issue caused by any attempt to repair the product by any person other than a Samsung- authorized service provider. Any damage or defect to product resulting from a repair, or an attempt to repair, the product by any person other than a Samsung certified service provider will not be covered by the warranty. Visit Samsung.com to view the product information, repair guides, related material, and safety information. · Ensure that you have read and understood the repair guide and related safety information before attempting a repair and that you reference the guide ensuring that: o The repair in conducted in a safe and clean area. o Backup copies of all important data stored in the device are made. o The product is turned off and unplugged from the power source. o ESD precautions are taken where required. o The recommended tools and personal protective equipment are used. o The repair is made using Samsung genuine parts. o Where required, the recommended post repair testing and calibration is conducted. o Used parts are appropriately handled and disposed of.
- Page 3 Terms of use, in whole or in part, please stop using this manual immediately. This Service Manual is a property of Samsung Electronics Co.,Ltd. © 2023 Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable All rights reserved.
- Page 4 1. Precautions • Follow these safety instructions while servicing the ESD to prevent damage and to protect against potential hazards such as electrical shock and X-rays. • For continued safety, do not attempt to modify the circuit board. • Disconnect the Disconnect the AC power and DC power jack before servicing.
- Page 5 5. Insulation Resistance Cold Check: Antenna (1) With the unit’s AC plug disconnected from the AC source, Terminal connect an electrical jumper across the two AC prongs. (2) Set the power switch to ON. Exposed (3) Measure the resistance between the shorted AC plug and Metal Part any exposed metallic parts.
- Page 6 1-2. Servicing Precautions • An electrolytic capacitor installed with the wrong polarity might explode. Warning • Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Caution • If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.
- Page 7 1-3. Precautions for Electrostatically Sensitive Devices (ESDs) • Some semiconductor (“solid state”) devices are easily damaged by static electricity. Such components are called Electrostatically Sensitive Devices (ESDs). Examples include integrated circuits and some field-effect transistors. The following techniques will reduce the occurrence of component damage caused by static electricity.
- Page 8 5. Installing the product in a special place like below rather than normal environment may cause serious quality concerns due to its special conditions. If this is the case, make sure to contact a local Samsung service center before installing the product.
- Page 9 Disassembly and Reassembly 2. Disassembly and Reassembly • As this product has parts that are sensitive to static electricity, be careful when handling them. Warning • Disconnect the product from the power source before disassembly. • Follow these directions carefully; never use metal instruments to pry apart the cabinet. Caution •...
- Page 10 Disassembly and Reassembly Picture Description Description Remove I/O cover Remove Power Board Unplug VFD Key board cable and disassemble Reassembly Please assembly inreverse order of disassembly steps. • Reassembly procedures are in the reverse order of disassembly procedures. • The exterior may differ depending on the product. Note...
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