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Small green circuit board with multiple connectors and chips

DELL

DELL Latitude 7480 5580 5480 5280 Junction Circuit Board VXG88 motherboard accessory

SKU CH-5BN2-KXZWH

Genuine Dell OEM junction circuit board connecting fingerprint, RFID and smart-card modules on compatible Latitude and Precision laptops

  • CPU Typelaptop-computer-replacement-parts
  • Genuine Dell OEM part ensures exact fit and reliable operation
  • Connects fingerprint reader, RFID and Smart Card modules to the motherboard
  • Compatible with Latitude 5280, 5289 2-in-1, 5480, 5580, 5590, 5591, 7280 and 7480
  • Supports Precision 3520, 3530, 7530 and 7730 workstations
  • Mounts under the Touchpad Palmrest assembly for direct accessory integration

Genuine Dell Junction Circuit Board

This genuine Dell OEM junction circuit board carries part number VXG88 and connects optional modules such as fingerprint readers, RFID and smart card readers to the motherboard. It mounts on the underside of the touchpad palmrest assembly in compatible Dell Latitude and Precision laptops.

Suits technicians replacing a damaged board

Repair technicians and system builders who need to restore connectivity for biometric or security modules on the listed Latitude and Precision models will find the correct fit. Buyers whose laptop model does not appear in the compatibility list or who need a different interface board should look at another part.

Part number VXG88 confirms fit

The VXG88 part number, also referenced as XY6H2, CAZ30 and LS-E114P, is the single specification that verifies compatibility with Latitude 5280, 5289, 5480, 5580, 5590, 5591, 7280, 7480 and Precision 3520, 3530, 7530, 7730 systems.

Highlights

  • Genuine Dell OEM part ensures exact fit and reliable operation
  • Connects fingerprint reader, RFID and Smart Card modules to the motherboard
  • Compatible with Latitude 5280, 5289 2-in-1, 5480, 5580, 5590, 5591, 7280 and 7480
  • Supports Precision 3520, 3530, 7530 and 7730 workstations
  • Mounts under the Touchpad Palmrest assembly for direct accessory integration

Specifications

BrandDELL
CPU Typelaptop-computer-replacement-parts

Questions about this item

Will the VXG88 junction board need replacement if the fingerprint reader stops being detected?

The VXG88 board carries the fingerprint reader, RFID and Smart Card signals to the motherboard; if those peripherals fail while the modules themselves test good, the junction board is the likely point of failure.

What is the first limit that appears when the board runs continuously under heavy peripheral use?

The board is a passive flex circuit with no active components, so it has no thermal or electrical throttle; the practical limit is the connector cycle rating of the ZIF sockets that mate with the palm-rest assembly.

Does the VXG88 generate any noticeable heat or noise during all-day operation?

No — the VXG88 is an unpowered signal-routing board with no chips, fans or voltage regulators, so it produces zero audible noise and no measurable heat rise above chassis ambient.

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