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August 31, 2026 3 min read
SECO-LARM Enforcer HDMI Extender over Single Cat5e/6 (MVE-AH1E1-01NQ) — Manual
Manual for the SECO-LARM ENFORCER® HDMI Extender over Single Cat5e/6 (model MVE-AH1E1-01NQ) — an active HDMI transmitter/receiver pair that sends HDMI video and audio over a single run of Cat5e/6 cable up to 164 feet (50m), with IR pass-through for remote control extension.
| Video formats | High-speed HDMI, HDCP 1.2, 1080p/1080i/720p/576p/576i/480p/480i |
| Audio formats | LPCM, Dolby-AC3, DTS 7.1, DSD |
| Deep color | 24-bit |
| Range at 1080p | Up to 164ft (50m) |
| Video amplifier bandwidth | 4.95Gbps |
| Cat5e/6 wiring standard | T-568B |
| IR pass-through frequency | 30–60 kHz |
| Power supply | 1A @ 5VDC (2 adapters), 2.1mm plug |
| Current draw | Transmitter: 300mA @ 5VDC · Receiver: 200mA @ 5VDC |
| Operating temperature | 32°–104°F (0°–40°C) |
| Operating humidity | 20–90% RH, non-condensing |
| Dimensions | 3-1/8" x 11/16" x 2-5/8" (79 x 17 x 67mm) each |
| Weight | 5.3 oz (150g) each |
The transmitter includes a secondary HDMI output for driving a local display in the same room as the HDMI source.
An EDID management switch matches display settings to the source device, useful when the display isn't showing an image correctly. Position 1 (default) copies the transmitter's HDMI loop display EDID to the source; Position 2 copies the receiver's HDMI display EDID to the source instead.
DIP switches on the receiver adjust signal strength/noise compensation based on cable run length, from 0–24ft up through 148–164ft, in roughly 25ft increments — refer to the chart in the printed manual to match the switch position to your actual cable length.
Supports one-way IR pass-through (30–60 kHz) for remote operation of the source device from the display location. Install the IR transmitter pointed at the device to be controlled, and the IR receiver pointed toward where the remote will be used.
| Symptom | Fix |
|---|---|
| HDMI device does not function correctly | Confirm T568-B wiring; confirm both extender units are powered; confirm source/display are powered; test the Cat5e/6 cable directly; test the HDMI source/cable/display by connecting them directly together |
| Screen flickering or brief image loss | Use higher-grade cable (Cat6 recommended); lower the source's HDMI output resolution (e.g. 1080p→1080i); power down, flip the EDID switch, and re-power; or restart the full handshake by powering everything down and back up in sequence, starting with the HDMI source |
SECO-LARM warrants this product against defects in material and workmanship in normal service for one (1) year from date of sale to the original customer. SECO-LARM's obligation is limited to repair or replacement of defective parts (transportation prepaid by customer). The warranty is void for damage from acts of God, misuse/abuse, neglect, unauthorized repair/alteration, improper usage, or faulty installation. SECO-LARM is not liable for special, collateral, incidental, or consequential damages.
SECO-LARM U.S.A., Inc. · 16842 Millikan Avenue, Irvine, CA 92606 · Phone: (949) 261-2999 / (800) 662-0800 · www.seco-larm.com
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