Cabletron Systems 9T425-16, 9T427-16, 9T428-16 4-2

LANVIEW LEDs

4-2

The 9T427-16 also has a front panel mode switch, shown in Figure 4-2, that changes the functions of the LEDs.

Figure 4-2. 9T427-16 LEDs and Mode Switch

TOKEN RING9T427-16STNMb/sLED MODE

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

STN

Mb/s

System Status

INB Transmit

INB Receive

LED Mode Switch

(Mode Switch in LEFT Position)

(Mode Switch in RIGHT Position)

A

B

A

LED functions when LED MODE

switch is in the RX-TX position.

This is the default switch setting.

LED functions when LED MODE

switch is in the STN-Mb/s position.

Mb/s

(Speed Status)

STN

Receive (RX)

Transmit (TX)

STNMb/sSTNMb/s

Contents

Main Page i Notice Notice ii Notice FCC Notice DOC Notice VCCI Notice DECLARATION OF CONFORMITY Page Contents Page Chapter 1 Introduction Features Introduction 1-2 Figure 1-1. The 9T425-16, 9T427-16, and 9T428-16 SmartSwitch 9000 Modules TOKEN RING Page Related Manuals Getting Help Page Chapter 2 Installation Installing the SmartSwitch 9000 Module Installation 2-2 The Reset Switch Page ! Front Panel Cabling The 9T425-16 and 9T427-16 Modules The 9T428-16 Module Recommended Cable Lengths 2-9 Installation Defaults Chapter 3 Operation TNIB Switching Transparent Switching Source Route and Source Route Translational Switching Spanning Tree Algorithm - IEEE 802.1d System Management Buses SMB-1 Bus SMB-10 Bus System Diagnostic Controller DC/DC Converter INB NIB SecureFast Switch i960 Core Page 4-1 Chapter 4 LANVIEW LEDs 4-2 Receive (RX) STN B (Mode Switch in RIGHT Position) The functions of the INB receive LED are listed in Table 4-2. The functions of the INB transmit LED are listed in Table 4-3. 4-4 The functions of the Token Ring Port receive LEDs are listed in Table 4-4. The functions of the Token Ring Port transmit LEDs are listed in Table 4-5. The functions of the Station Mode LEDs are listed in Table 4-6. Page Page Chapter 5 Specications Safety Service !