User's Manual

61280.003L1-1B PAGE VII
6/18/98
SECTION 4TROUBLESHOOTING .......................................................37
GENERAL ..................................................................37
PROBLEM DESCRIPTIONS AND RECOMMENDED ACTIONS ...........38
TROUBLESHOOTING USING THE FRONT PANEL INDICATORS .....38
“Link Error” light is lit, or link is down...................... 38
“BPV” light on T1-A or B is lit ....................................39
RED light on T1-A or B is lit .......................................39
“LBK-A” or “LBK-B” is lit ............................................ 40
“AIS/YEL” on T1-A or T1-B is lit.................................. 40
“AIS/YEL” indicator is flashing................................... 41
No “Power” light.........................................................41
“Test” light is lit or blinking ....................................... 42
“TST” light is lit after pressing “Remote Test button .42
“Fail” light is lit after pressing “Remote Test” button 43
“RF Low” light is on ...................................................43
TROUBLESHOOTING USING THE VT-100 USER INTERFACE..44
RED Alarm .................................................................. 44
BLV Alarm ................................................................... 44
YEL/AIS Alarm ............................................................ 45
RF Link Alarm or Code Sync Alarm ............................ 46
Carrier Sync Alarm or T1 Mux Framer Alarm ............ 47
ES Values in T1 Status Menu......................................48
SES Values in History Menu ....................................... 48
SECTION 5SPECIFICATIONS ...........................................................49
TRANSMITTER .............................................................49
RECEIVER ..................................................................49
FREQUENCY PLANS .......................................................49
SPREAD SPECTRUM DATA PUMP ......................................49
INTERFACE SPECIFICATIONS .............................................50
USER INTERFACE .........................................................50
VT-100 TERMINAL INTERFACE ........................................50
MECHANICAL & ENVIRONMENTAL .......................................50
POWER.....................................................................51
SECTION 6WARRANTY, ORDERING AND RETURN INFORMATION .................53
WARRANTY ................................................................53
SALES ......................................................................53
REPAIRS AND RETURNS .................................................53
TECHNICAL SUPPORT ....................................................54