Siemens ST950 Plus+ - Page 38

ST950 Plus+ User Manual
ST950 Plus+ User Manual
Page 38 of 176
667/HE/53000/000
Issue 2
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Description
Connector
1
Serial Phase bus to CTB
RJ45
2
GSPI Bus to CTB
RJ45
3
GSPI Bus to I/O Cards (SIO) or other GSPI
peripherals
RJ45
4
GSPI Manual Panel (PANEL) [Future Use]
RJ45
5
Cabinet Signals (Top)
Auxiliary RS232 Connection (Bottom)
Double stacked 10 way IDC
Refer to Table 2 for pinout
6
Rear USB Host Port
USB Type A
7
10/100 Ethernet (ETH)
RJ45
8
Modem Power / Ancillary I/O (Top)
RS232 Modem Connection (Bottom)
Double stacked 10 way IDC
Refer to Table 3 for pinout
9
Battery Backup module connector
6 way Molex Mini-Fit Jr.
10
Power Supply Connector (24VDC PSU)
12 way Molex Mini-Fit Jr.
11
Serial Phase bus (not used for Plus
+
)
10 way IDC
12
Parallel Phase Bus (not used for Plus
+
)
34 way IDC
13
Front USB Host Port
USB Type A
14
USB Handset Port
USB Type B
15
RS232 Handset Port
25 way D type – Female
16
Parallel Manual Panel Port
34 way IDC
Table 4 – Connector Functions and Types
3.8.2 Processor Status LEDs
Overview
The LEDs located on the front of the CPU Card and immediately behind the handset port are used
to convey controller operational states and other information to the user.
Front of the CPU Card
The nine LEDs on the front of the CPU Card as shown below (viewed from the front).
The function of each LED is described below;
WD – Watchdog (red)
Illuminated when the Primary CPU is not running, or an internal fault has been detected.
HB – Heartbeat (green)
WD HB SE SD FF PRG SYS COM BSY