SS-77 uTMS USER MANUAL
DOC. NO: SS-77 uTMS (REVISION 08)
Page 6 of 37
4. DESCRIPTION OF REAR PANEL
The rear panel
RESET SWITCH
Used for resetting the buffer and the Network Interface. It is also used to restore
default settings by pressing the reset button and holding it for 6 seconds. (Until the
buffer beeps) – Refer to Default Settings
POWER SUPPLY - External
o
External power supply
o
Minimum Voltage = 10 VDC
o
Maximus Voltage = 20 VDC
o
Current requirements = Under 100 mA
ETHERNET RJ-45
o
Green LED indicates LINK is up
o
Yellow LED indicates 100MBit speed active
SERIAL 2 (Default serial logging port)
o
Baud rates from 1200 baud to 19200 baud
o
Options: 8N1, 7E1, 7O1, 7N1, 8N2, 7E2, 7O2, 7N2
o
Handshake output for buffer full / power down
The Handshake will be set inactive when the Flash Memory is full and there
is capacity for 100 characters left in the input buffer.
To prevent continuous up/down the Handshake will be activated when in
input buffer has been emptied.
If the data is not stopped by the handshaking line then excess data will be
lost.
SERIAL 1 (Default serial MMI port)
o
Used to access equipment such as FCT Mux
o
Baud rates from 1200 baud to 115200 baud
o
Only 8N1, 7E1, 7O1, 8N2, 7E2, 7O2, 7N2
BATTERY BACKUP – Internal
o
AAA NiMH 500mAH to 1000mAH rechargeable batteries.
o
Batteries are replaceable by the end user
Note:
Battery backup allows:
Orderly shutdown of Ethernet connections
Continued logging on Serial Port for up to 2 days
Date / Time (RTC) for extended period up to 2 weeks
Summary of Contents for SS-77 uTMS
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