Nortel Meridian 1 General Maintenance Information page 70

Page 70 of 72
pedestal air filters
blocked, 46
servicing, 25
PFTU (power failure transfer unit)
500/2500 telephones and, 43
configuring with columns, 43, 44
major alarms, 39
point-to-point continuity tests
configurations, 59
described, 58
power failures
external power system, 45
module power supplies, 45
NT8D22 System Monitor, 41
power supplies
DC-power battery systems, 26
equipment designations from master system
monitor, 47
module, 45
monitoring of, 41
NT8D22 System Monitor
designations from master, 47
option 21E battery pack assembly, 25
precautions, 10
precautions, 9
circuit cards, 11
data disks, 12
printers, 18
printing
History File contents, 56
software generics/issues, 57
PWR mnemonic, 42
R
references, 8
reload (Rld or Man Rst) button
circuit card location, 38
REMALMA/B remote alarm lines, 40
remote alarms
defined, 39
described, 40
remote maintenance monitoring equipment
configuration, 20
553-3001-500 Standard 15.00 January 2002
replacing
battery pack, 25
circuit cards
enable/disable switch, 29
precautions, 11
reports, user, 61
resident diagnostic software programs, 50
Resident Trunk Diagnostic program, 53
routine maintenance, 25
S
S1/2 technical assistance COS, 64
safety precautions
battery systems, 26
described, 9
SDI (serial data interface) ports/cards, 18
self-tests
CP/IOP cards, 54
intelligent peripheral cards, 28
Short Memory Test program, 54
SMEM prompt, 54
software programs
as maintenance tools, 49
loading, 53
static discharge points, 11
sysloads
History File contents and, 56
line transfers, 43
minimizing time required for, 54
options 61C/81, 54
System Loader program, 53, 54
system initialization
Initialize Program, 50
manual, 35
options 61C/81, 55
System Loader program
described, 53
Reload button and, 37
system initialization, 51