HLM8619 Industrial LCD Display Module: Complete Technical Guide for PLC Applications

February 16, 2026

Pre-shipment Inspection Record: This document details the visual and technical inspection of the HLM8619 Industrial LCD Display Module: Complete Technical Guide for PLC Applications. All product photos and testing videos below are original materials captured first-hand by the Koeed technical team in our warehouse prior to dispatch.

What this delivery is: four HLM8619-040300 5.7-inch industrial LCD display modules — the blue-mode monochrome panel built on a Hosiden TW-22 board, MADE IN TAIWAN as silkscreened on every PCB — brand new, four pieces, one-year warranty per the record, received stock dated 2026-01-17. One housekeeping note before the detail: the first photograph stored for this delivery shows four metal-can transistors (Hitachi 2SJ56/2SK176) that have nothing to do with these displays — a mixed-in image from another delivery's set. It is excluded from this article; the thirteen remaining photographs are all of the display modules and all were reviewed individually.

Reading the module

The HLM8619 is a 5.7-inch monochrome LCD module of the classic industrial type: a blue-mode TN panel in a silver-grey metal frame with four slotted mounting ears, a CCFL backlight assembly in the metal channel along the bottom edge, and the display's own driver board bonded across the back. The board is marked TN / HLM8619-040300 / MADE IN TAIWAN, and carries eight QFP driver ICs in two rows — the chips legible as 9146C09 0910TW/BP 0400W2 — plus a trimmer potentiometer (VR) for contrast and an FFC tail under yellow Kapton that carries the video signal to the host board. The backlight runs off a separate two-wire pink/white pair ending in a four-pin plug, AWMS 20624 80C 60V VW-1 rated cable. Each board wears a small red Chinese QC sticker (dated by hand, 年月日 style) beside the driver array. In service this module is the drop-in replacement panel for the operator terminals and text/graphic HMIs that shipped with the HLM8619 display — the storefront listing carries the sibling -05087 version for the same family.

Item	Value on the board / in the record
Product	HLM8619-040300 5.7-inch monochrome LCD display module (Hosiden TW-22 94V-0 board family)
Panel type	TN, blue-mode monochrome; metal frame with four slotted mounting ears; protective film still on the polarizer
Backlight	CCFL assembly in the bottom metal channel; pink/white two-wire pair to a 4-pin plug (AWM 20624 80C 60V VW-1)
Driver board	8× QFP drivers (9146C09 0910TW/BP 0400W2 print), VR contrast trimmer, FFC signal tail under yellow Kapton
Markings	TN / HLM8619-040300 / MADE IN TAIWAN; red Chinese QC sticker per board
Excluded photo	First stored photo shows Hitachi 2SJ56/2SK176 transistors from another delivery — not part of this set
Condition / quantity / weight	New, one-year warranty; 4 pcs; 0.5 kg per the record; received stock 2026-01-17

Fitment notes

Swapping a panel of this generation is a frame-level job: the four ears bolt to the operator terminal's bezel, the FFC tail seats into the host board's ZIF connector (unlock the latch before pulling — forcing a locked FFC tears the tail), and the backlight pair lands on its plug with no polarity guessing because the plug is keyed. Set the contrast trimmer after power-up, not before — a TN blue-mode panel that looks blank in a cold cabinet often just needs the VR moved a quarter turn. Handle the module by the frame only: pressure on the polarizer shows up as mottling that never clears. Earlier records from this restore series cover other panels in the same family of replacement work: the AUO B084SN03 8.4-inch and the NEC NL10276BC24-13 15-inch.

Photos

HLM8619 LCD front angled — The module from its front-left corner: the blue-mode polarizer under its protective film, silver frame, mounting ears, and the backlight channel with its lead exiting at the bottom.

Inspection video.

Board reverse and second unit — The driver-board reverse of one unit with a second module face-up behind: HLM8619-040300 / MADE IN TAIWAN on the silk, the FFC and backlight leads laid over the board.

Four boards reverse up — All four as delivered, boards up: identical driver arrays, silk markings and lead dress across the set — one order, four matching panels.

Backlight leads and FFC — The wiring side in close-up: the FFC signal tail and the pink/white backlight pair with its 4-pin plug, routed across the driver board exactly as supplied.

Board silk and drivers — The board in close-up: TN / HLM8619-040300 / MADE IN TAIWAN over the driver row, the VR contrast trimmer at left, R1-R12 network, and the yellow Kapton over the FFC seat.

FFC tail close-up — The FFC tail full-length: AWM 20624 / 80C / 60V / VW-1 print running the cable, termination ends bare for the host connector.

Backlight plug and driver ICs — The backlight plug resting on the board beside the driver ICs and the small SMD support parts — the lead set a swap reuses unchanged.

LCD front face close — The front face straight-on: blue polarizer, frame screws at the corners, both mounting ears and the bottom backlight channel in one frame.

Module angled view — One module at an angle showing the frame depth: the panel glass sits behind the bezel line, the ears flush for panel mounting, FFC dressed down the front.

Driver IC print readable — The driver array readable: 9146C09 / 0910TW / BP / 0400W2 print on the QFP packages, the red QC sticker with its hand-dated box beside them.

Front with FFC across — One unit face-up with the FFC draped across the polarizer: film still on, frame corners clean — untouched since the line.

Two boards reverse — Two boards face-down together: the same eight-driver layout and silk on each, backlight leads parked with their plugs — pairs ready for two machines.

Fourth unit front — The fourth module front-on: bezel bottom edge with the backlight channel, ears level, polarizer film intact — the set's condition in one frame.

Related products on KOEED

The family on the storefront: 5.7" LCD panel for Hosiden TW-22 HLM8619/-05087. Related reads: the AUO B084SN03 and NEC NL10276BC24-13 panel records.

Need an HLM8619-040300 panel, the -05087 variant, or a swap note for your operator terminal? Send the marking off your old module — we confirm stock with photos.

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