Key facts
- Manuals
- 1
- Languages
- EN
- Last added
- 2011-12-11
Featured MultiTech manuals

Multi-Tech MultiAccess ACS MA220/MA420/MA820 User Guide
The MultiAccess ACS analog communication servers connect LANs to remote users via integrated V.92/56K modems. Three models are covered: the MA220 (2‑port), MA420 (4‑port) and MA820 (8‑port). All share the same Remote Access Server and modem‑sharing capabilities, with the MA420/MA820 offered in desktop and rack‑mountable versions and the MA220 in desktop or wall‑mountable form.
The guide includes detailed product specifications, safety warnings, installation steps for desktop or rack mounting, configuration of IP addresses, RAS and modem‑sharing modes, software utilities, LED indicator meanings, and troubleshooting procedures. Appendices cover device‑manager utility, regulatory information, WEEE statement, and the end‑user license agreement.
Covers: Product Description & Specifications · Installation · Configuring Your MultiAccess · Software · Troubleshooting · Warranty, Service, & Repair
Latest MultiTech manuals
Multi-Tech MultiAccess ACS MA220/MA420/MA820 User Guide
User Manual 80 pages · 4.5 MB · ENThe Multi-Tech MultiAccess ACS User Guide provides product description, specifications, installation, configuration, and troubleshooting for the MA220…
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in MultiTech manuals
How many ports does each MultiAccess model have?
The MA220 is a 2‑port unit, the MA420 is a 4‑port unit, and the MA820 is an 8‑port unit.
From: Multi-Tech MultiAccess ACS MA220/MA420/MA820 User Guide
What type of modems are integrated in the MultiAccess ACS?
The devices include integrated V.92/56K modems that support V.92, V.90, V.34, V.32bis, V.22bis, V.22, V.23, V.21 and related standards.
From: Multi-Tech MultiAccess ACS MA220/MA420/MA820 User Guide
