Installation guide

4-3Remote Annex 4000 Hardware Installation Guide
Chapter 4 Troubleshooting Procedures
Normal Mode Error-free Sequences
Table 4-1 summarizes the LED display states during error-free power-
up in normal mode. The following subsections describe these states.
Table 4-1. Normal Mode Error-free LED States
Key:
● On continuously.
✕ Off.
■ Flashing irregularly.
◆ Flashing regularly (about 1Hz).
Activity
Power
Green
Unit
Green
Net
Green
Attn
Amber
Load
Green
Active
Green
N1: LEDs OK
● ✕ ✕ ✕ ✕ ✕
N2: Hardware OK
● ● ✕ ✕ ✕ ■
N3: Network OK
● ● ● ✕ ✕ ■
N4: Looking for
boot file
● ● ● ✕ ◆ ■
N5: Loading code
● ● ● ✕ ● ■
N6: Running
operational code
● ● ● ✕ ✕ ■