MDS 05-6399A01, Rev. E
MDS™ Master Station
81
features a 10-port Ethernet switch and USB hub for backplane connectivity to a number of radio
modules.
The Platform Manager module does not support hot swappable field re-
placement; power must be removed from the system before removal or installation of this
device. Refer to Section 7.4 Replacing Modules for information on removal and installa-
tion.
The Platform manager is available with and without GPS for time of day and synchronization
purposes for future radio module offerings. When ordered with WiFi, the Platform Manager
module may be configured using a tablet, smartphone, or other WiFi enabled web device.
The Interfaces on the front panel of the Platform Manager are described below. Note that the
small connector on the bottom right, just above the part number, is currently unused.
Platform Manager LED Indicators
The Platform Manager has BLUE LEDs to indicate Platform Manager power on, system initiali-
zation, and Master Station alarm status. The behavior of these LEDs is described below.
Table 6-4. Platform Manager LEDs
LED Name
Behavior
Meaning
PWR
BLUE
FLASHING
Power Applied
System Initialization
ALARM
BLUE
FLASHING BLUE
OFF
Pre-boot Validation or System Initialization
Master Station Alarm
No Alarm
Ethernet Interfaces
The Ethernet interfaces have built-in MDIX (auto-sensing) capability, allowing either a
straight-through or crossover cable to be used.
Figure 6-4. Ethernet Port (RJ-45) Pinout
(As viewed from the outside)
Table 6-5. Ethernet Interface Pin Descriptions
Pin
Functions
Ref.
1
Transmit Data (TX)
High
2
Transmit Data (TX)
Low
3
Receive Data (RX)
High
4
Unused
5
Unused
6
Receive Data (RX)
Low
7
Unused
8
Unused
