Nortel Networks manual Remote Annex 6300 Description, Main Logic Board

Chapter 1 Introduction

Remote Annex 6300 Description

The Remote Annex 6300 is a Primary Rate ISDN server that houses up to 32 modems to provide the flexibility of terminating calls originated by analog modems, terminal adapters, and routers. Figure 1-2 illustrates a Remote Annex 6300.

Remote Annex 6300

Modem Config

Status

13-16 9-12 5-8 1-4

Bay Networks

Modem Status

																																29-32 25-28 21-24		17-20
32	31	30	29	28	27	26	25	24	23	22	21	20	19	18	17	16	15	14	13	12	11	10	9	8	7	6	5	4	3	2	1
																															CD
																															Tx/Rx
													Xylogics, a Bay Networks Company
																																Network/Status
																																	Ararms	Attn
																PRI Channel Status															Test	Sync	Los	Stat Traf
																															Red	Yel	Blu	Setup Power
32	31	30	29	28	27	26	25	24	23	22	21	20	19	18	17	16	15	14	13	12	11	10	9	8	7	6	5	4	3	2	1		Reset

Figure 1-2. Remote Annex 6300

The Remote Annex 6300 contains two main boards:

❑Main Logic Board (MLB)

❑Modem Carrier Card

The Remote Annex 6300 complies with the Ethernet Revision 2.0 or the IEEE 802.3 specifications using standard Ethernet 10Base2 (Thin), 10Base5 (Thick), and 10BaseT (Twisted Pair) as the physical medium.

Main Logic Board

Processor

Ethernet Interfaces

The Remote Annex 6300 main logic board (MLB) utilizes two 80486 DX2, 64-Mhz, clock-doubled processors.

The MLB provides 10Base2, 10Base5, and 10BaseT autosensed Ethernet interfaces.

1-2 Remote Annex 6300 Hardware Installation Guide