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Element (ELCHW321) 32 inch LCD Television Service Manual
Element (ELCHW321) 32 inch LCD TV Service Manual
Overview:
The purpose of this manual is to guide Nexicore technicians through the proper procedures for
servicing the Hisense 32 inch LCD televisions. Utilizing this manual will assist technicians with
proper replacement of all major components of the unit.
Table of Contents:
2. Wall Mount Removal
Required Tools:
Non-marking Pry Tool
Phillips Head Screwdriver
Anti-Static Wrist Strap
Kapton Tape or Electrical Tape
Ant-Static Mat
Proprietary & Confidential
Page 1
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Summary of Contents for Element ELCHW321
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Page 1: Table Of Contents
Element (ELCHW321) 32 inch LCD Television Service Manual Element (ELCHW321) 32 inch LCD TV Service Manual Overview: The purpose of this manual is to guide Nexicore technicians through the proper procedures for servicing the Hisense 32 inch LCD televisions. Utilizing this manual will assist technicians with proper replacement of all major components of the unit. -
Page 2: Stand Removal
Element (ELCHW321) 32 inch LCD Television Service Manual 1. Stand Removal • To ensure no damage to the front LCD Panel, gently place unit face down on padded anti-static mat with the stand hanging over the edge of the work surface. - Page 3 Element (ELCHW321) 32 inch LCD Television Service Manual • Slide stand from unit by gently pulling it towards you. (Figure 3) Proprietary & Confidential Page 3...
- Page 4 Element (ELCHW321) 32 inch LCD Television Service Manual 2. Wall Mounting Bracket Removal • To ensure no damage to the front LCD Panel, gently place unit face down on padded anti-static mat. • Remove the 4 screws that secure the wall mounting bracket (wall mounting bracket not pictured here).
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Page 5: Back Cover Removal
Element (ELCHW321) 32 inch LCD Television Service Manual 3. Back Cover Removal • To ensure no damage to the front LCD Panel, gently place unit face down on padded anti-static mat. • Remove the 14 screws from the perimeter of the back cover. - Page 6 Element (ELCHW321) 32 inch LCD Television Service Manual • Next, remove the remaining 2 screws from the center section of the back cover. (Figure 6) • Carefully lift the back cover from the unit. Proprietary & Confidential Page 6...
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Page 7: Power Supply Unit Replacement
Element (ELCHW321) 32 inch LCD Television Service Manual 4. Power Supply Unit Replacement • Remove Back Cover. • Disconnect the 8 cables attached to the Power Supply Unit (PSU). (Figure 7) Proprietary & Confidential Page 7... - Page 8 Element (ELCHW321) 32 inch LCD Television Service Manual • Figure 8 shows all cables removed from the PSU. (Figure 8) Proprietary & Confidential Page 8...
- Page 9 Element (ELCHW321) 32 inch LCD Television Service Manual • Remove the 6 screws securing the PSU board to the mount. (Figure 9) • Gently lift the PSU from the mount. • To reinstall the PSU place unit on mount ensuring screw holes line up properly.
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Page 10: Main Board Replacement
Element (ELCHW321) 32 inch LCD Television Service Manual 5. Main Board Replacement • Remove Back Cover. • Disconnect all cables from Main Board. • Some connectors may have secure hot glue on them. Please peel off the glue before remove the connector, otherwise the connector could be damaged. - Page 11 Element (ELCHW321) 32 inch LCD Television Service Manual • Figure 11 shows all cables disconnected from the Main Board. (Figure 11) Proprietary & Confidential Page 11...
- Page 12 Element (ELCHW321) 32 inch LCD Television Service Manual • Remove the 6 screws that secure the Main Board and Bracket. Gently lift Main Board from Mount. (Figure 12) Proprietary & Confidential Page 12...
- Page 13 Element (ELCHW321) 32 inch LCD Television Service Manual (Figure 13) Proprietary & Confidential Page 13...
- Page 14 Element (ELCHW321) 32 inch LCD Television Service Manual • Remove the 1 screw that secures the side Bezel from the Main Board. (Figure 14) • Gently remove the side Bezel from Main Board (Figure 15) Proprietary & Confidential Page 14...
- Page 15 Element (ELCHW321) 32 inch LCD Television Service Manual • To reinstall the Main Board, secure the side Bezel with 1 screw. Use 6 screws to secure the Main Board to mount, ensuring screw holes line up correctly. Reconnect all the cables. Note: do not force the cables as they are designed to only fit in their correct slot.
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Page 16: Keyboard Replacement
Element (ELCHW321) 32 inch LCD Television Service Manual 6. Keyboard Replacement • Remove Back Cover. • Disconnect Keyboard cable. • Remove 2 outer screws and carefully lift the Keyboard from the unit. (Figure 16) • Remove the 2 inner screws and lift the cover from the Keyboard. Use extreme care when releasing the tabs along the edge of the cover, as the tabs are very delicate. -
Page 17: Led/Ir Board Replacement
Element (ELCHW321) 32 inch LCD Television Service Manual 7. LED/IR Board Replacement • Remove the Back Cover. • Remove the 2 screws securing the LED/IR Board to the unit. Gently lift the board up then disconnect the cable. (Figure 18) Proprietary &... - Page 18 Element (ELCHW321) 32 inch LCD Television Service Manual • The LED lens may need to be transferred from original board to the new board. Just release the tabs on back and the lens will pop off. (Image 19) • To reinstall connect the cable, and then secure with the 2 screws.
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Page 19: Parts Lists
Element (ELCHW321) 32 inch LCD Television Service Manual 8. Parts Lists ELEMENT ELCHW321 Parts list Part No. Part Name Description Category 122149 Main board RSAG2.908.1553-3\ROH 119904 Power board RSAG2.908.1400- 1\ROH 116295 IR board RSAG2.908.1260-2\ROH 113354 Key pad RSAG2.908.1088\ROH 1044276 LVDS cable... - Page 20 Element (ELCHW321) 32 inch LCD Television Service Manual Wiring part numbers Part # Function Factory code 1 1044276 LVDS cable HX-0145\ROH 2 1041171 Speaker wires TJC3H-4Y-400-600\ROH 3 1042085 Power board to Main board TJC10T-14Y-450\ROH 4 1034088 Keypad wire TJC10T-3Y-650\ROH 5 1029223...