Scope / deliverables
- SLAV16R — 16-port analog subscriber (CLIP), SLAD16 successor; max 4 per system; RJ45 Y-cable mandatory
- SLAV8R — 8-port analog subscriber; SLU8NR — 8 × UP0/E digital subscriber (X5R ceiling 56)
- TLANI4R — 4-port analog trunk; STLSX4R — 4 × S0 ISDN BRI trunk (X5R ceiling 48)
- Fan Kit (L30251-U600-A924) required in dense configs with 3+ SLAV16R
- ⚠️ X8 cards (SLMU family, DIUT3, TMANI) do not fit the X5R — platforms use separate card families
- Promark: card configuration, capacity planning and commissioning
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Products in This Family

OpenScape Business SLAV16R — 16-Port Analog Subscriber Card
16-port analog a/b subscriber card for X3R/X5R — CLIP support, successor of SLAD16. Connects analog phones, fax, answering machines, PA/announcement, door intercom amplifiers and voicemail. Max 4 cards per system; 8 front RJ45 jacks (2 subscribers per jack via Y-cable).
Details
OpenScape Business SLU8NR — 8-Port UP0/E Digital Subscriber Card
8 × UP0/E digital subscriber expansion card for X3R/X5R. Added to grow beyond the 8 onboard UP0/E ports; the X5R digital subscriber ceiling is 56. CP205T/CP405T and OpenStage T series digital phones connect to these ports.
Details
OpenScape Business STLSX4R — 4-Port ISDN S0 (BRI) Trunk Card
4 × S0 (ISDN BRI) trunk card for X3R/X5R. Front-panel R-series card for terminating ISDN basic rate lines.
Details
OpenScape Business TLANI4R — 4-Port Analog Trunk Card
4-port analog exchange line (trunk) card for X3R/X5R. Front-panel R-series card — not to be confused with X8 trunk cards (DIUT3/TMANI); X8 cards do not fit the X5R.
Details