Avaya m770 hub components, The control panel, Chapter 3 – Avaya M770 User Manual
Page 19: Avaya m770 hub components the control panel, Control panel components, Avaya m770 control panel leds

Avaya M770 User’s Guide
9
Chapter 3
Avaya M770 Hub Components
This chapter describes the key components of the Avaya M770 hub, including the
control panel, M-SPV/M-SPX management modules, M-PS power supplies and
fans. Field replacement of components is described in Chapter 4.
The Control Panel
The control panel is located at the top of the front of the Avaya M770. It contains
eight LEDs, three reset switches and three ports.
Figure 3.1
Control Panel Components
Table 3.1
Avaya M770 Control Panel LEDs
LED Name
Represents
State
Function
PS
(1, 2, 3)
Power supply status
(for PS1, PS2, PS3)
On
Power supply is
functioning normally
Blinking
Power supply is faulty
Off
No power supply
Fan
(1, 2)
Fan status
(for Fan 1, Fan 2)
On
Fan is functioning normally
Blinking
Fan is faulty
Off
No fan
SB1-ETH SB2-ETH CONSOLE
HUB RESET
POWER SUPPLY
1
2
3
MSPV-1
OPR
MSPV-2
OPR
1
2
FAN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
PS-1
LED
PS-2
LED
FAN 1
LED
FAN 2
LED
PS-3
LED
MSPX-2
OPR LED
MSPX-2
Reset button
MSPX-1
OPR LED
MSPX-1
Reset button
M770