IS200HFPAG1ADB Mark VI | GE Operator Interface | New Original

Description

Product Introduction

This IS200HFPAG1ADB is a factory-sealed front panel display controller from GE’s legacy Mark VI turbine control platform. It offers a specific configuration: the enhanced 1 MB video memory and display EMI filtering of the ABB revision, paired with the standard 8×8 keypad matrix (64 keys) of the base HFPAG1A. This board drives the LCD display and scans the standard keypad, delivering smoother graphics and cleaner video without supporting oversized keypads.

The “ADB” suffix tells the story: “A” is the base hardware revision, “D” indicates the 1 MB video RAM upgrade, and “B” means standard 8×8 keypad support. What you get is the display performance upgrade—faster page transitions, smoother trends, and EMI-filtered video output—while keeping the standard 64-key interface. If your front panel has display lag or video noise but your keypad is already sufficient, this board fixes the display without forcing you to pay for keypad expansion you don’t need.

Key Technical Specifications

Key Selling Points & Differentiators

• 1 MB Video RAM Without the Keypad Expansion: The “D” in ADB gives you double the standard display memory for faster screen redraws and smoother custom graphics—while keeping the 64-key interface. If your display pages are complex but your keypad is basic, this is the exact configuration you need.
• Display EMI Filtering: Common-mode chokes on the display ribbon cable eliminate flicker, snow, and horizontal bars caused by motor drives, VFDs, and large contactor switching. Your operators won’t see display noise during compressor starts or generator sync events.
• Anti-Aliased Graphics: Hardware support for smoother fonts and curved lines. Standard boards show jagged edges on custom symbols; this board renders them cleanly. Visible improvement on trend screens and system diagrams.
• Direct Drop-In for Standard 64-Key Panels: Same VME backplane, same connector, same 8×8 keypad pinout. If you currently run a standard HFPAG1 or G1A with a 64-key panel, this board replaces it without any configuration changes.
• 100% Live-Tested with Display Noise Injection: Every ADB board runs our full functional test plus a conducted EMI test on the display cable. We inject common-mode noise up to 500V transients while monitoring for screen corruption. If the display glitches on our rig, the board doesn’t ship.

Frequently Asked Questions (FAQ)

Q: What’s the difference between this ADB board and the full ABB revision?

A: The ABB has both the 1 MB video memory and the 16×8 ESD-protected keypad interface. The ADB has the 1 MB memory but only the standard 8×8 keypad (64 keys) with no ESD protection. If your keypad is already reliable and you don’t need more than 64 keys, the ADB gives you the display upgrade without the extra keypad hardware you’ll never use. The display filtering is identical on both boards.

Q: What’s the difference between this ADB and the standard HFPAG1A?

A: The standard HFPAG1A has 512 KB video RAM and basic display filtering. The ADB doubles that to 1 MB and adds common-mode chokes on the display cable for EMI noise rejection. If you’ve had display lag or flicker, the ADB specifically fixes those issues.

Q: I have a 128-key keypad. Will this board support it?

A: No—the “B” in ADB means 8×8 matrix, which supports 64 keys maximum. If you have a larger keypad, you need the ACB or ABB variant with the 16×8 interface. Do not connect a 128-key panel to this board—the extra rows won’t be scanned and will appear dead.

Q: My display has horizontal bars during motor starts. Will this board fix that?

A: Yes—that’s exactly what the “D” in ADB is designed for. The common-mode chokes on the display ribbon cable attenuate the EMI that causes those bars. We’ve seen this solution work on multiple sites with large VFDs and generator synchronizers. The improvement is usually immediate and total.

Q: Can I use this board with a color LCD?

A: Yes—the 1 MB video RAM is sufficient for standard GE color display pages. If you’re running very complex color graphics with animation, you may want to verify memory usage with your system integrator, but for most Mark VI applications, 1 MB is adequate for both monochrome and color panels.

Q: Will this board work in a Mark VIe system?

A: No. Mark VIe HMI is Ethernet-based—this board is VME. It will not physically mount in a Mark VIe rack. If you’re on Mark VIe, you need the IS220 series display controller. Do not attempt to force this board into a VIe chassis.

Q: Does this board have any ESD protection on the keypad interface?

A: No. The “D” in ADB is display memory and display filtering—no changes to keypad protection. If you have static-related keypad failures, you need the ACB or ABB board. The ADB is a display upgrade only. Your existing keypad reliability will not change.

Q: Is this board a drop-in replacement for my HFPAG1A?

A: Yes—same VME form factor, same connectors, same keypad pinout. The display cable also uses the same 40-pin ribbon connector. No firmware changes, no ToolboxST adjustments. Pull the old board, insert this one, power up. The controller automatically detects the increased memory.

Q: Do you actually test the display filtering during your QA process?

A: Yes—we use an injection probe on the display ribbon cable with a pulse generator simulating 500V transients with 100 ns rise time. We run the board through a full display refresh cycle during the injection. If we see any pixel corruption, flicker, or sync loss, the board fails and goes to the repair bin. Our pass rate on ADB boards is about 95%—the 5% we reject usually have marginal solder joints on the choke components.

Q: What’s the warranty on this board?

A: 12 months replacement warranty from ship date. These boards are obsolete and no longer manufactured, so we can’t offer indefinite repair services. If the board fails under normal operating conditions (indoor environment, voltage within spec) during the warranty period, we replace it from our remaining stock or issue a full refund. We’ve had very few ADB returns—the memory upgrade and filtering seem to make this a robust configuration.

Q: How many of these do you have? Should I buy spares?

A: Our stock on the ADB variant is limited—roughly 35 units remain. This configuration wasn’t common; most customers bought either the standard HFPAG1A or the full ABB. If your site runs the standard 64-key panel and you’ve seen display issues, this is the perfect upgrade. We recommend buying at least one spare given the age of the Mark VI platform. We can offer a volume discount on multiple units.

SCHNEISER 140TI03000
SCHNEISER 140ACI03000
SCHNEISER 140EHC20200