System 75 Small-Cabinet to R8si (Blowback)
Task List: System 75 Small Cabinet to R8si
SI Installation and Upgrades
285
June 2004
Task List: System 75 Small Cabinet to R8si
Ensure that these tasks are complete before the upgrade visit:
1
Verify the required hardware for a control-carrier replacement [75 small upgrade]
or
Verify the required hardware for a control cabinet replacement [75 small upgrade]
2
Provide the required tools [75 small upgrade]
Perform these tasks during the upgrade visit:
3
Inspect the new control carrier and install CURL [75 small upgrade]
or
Unpack the control
cabinet and inspect for damage [75 small upgrade]
4
Verify software load [75 small upgrade]
5
Verify system status [75 small upgrade]
Record any customer-placed busy-outs.
6
Save translations [75 small upgrade]
7
Verify external alarm connections; modify cabling if necessary [75 small upgrade]
8
Label cables [75 small upgrade]
For systems so equipped:
9
Shut down DEFINITY AUDIX system [75 small upgrade]
10
Power down [75 small upgrade]
11
Disconnect power and grounding [75 small upgrade]
12
Verify power failure [75 small upgrade]
if the system uses power failure stations
13
Open/remove doors and panels [75 small upgrade]
14
Disconnect TDM cables [75 small upgrade]
15
Remove circuit packs (A carrier only) [75 small upgrade]
or
Remove circuit packs (A and B
carriers) [75 small upgrade]
16
Remove tape drive [75 small upgrade]
17
Remove control carrier A [75 small upgrade]
18
Prepare and install new control carrier [75 small upgrade]
19
Install new control cabinet [75 small upgrade]
or
Install new control cabinet with earthquake
protection [75 small upgrade]
20
Install circuit packs [75 small upgrade]
21
Move 25-pair cables from System 75 to R8si [75 small upgrade]
22
Install TDM/LAN bus terminators and connect cables [75 small upgrade]
(The multi-carrier
cabinet requires the new ZAHF4 TDM bus terminators. Do not skip this!)
23
Verify TDM cables and connectors [75 small upgrade]
. If new TDM terminators and cables are
required but have not yet been installed, install them now.
24
Connect power and grounding [75 small upgrade]
25
Close upgraded PPN stack without earthquake protection [75 small upgrade]
or
Close upgraded
PPN stack with earthquake protection [75 small upgrade]
26
Install cable clamps [75 small upgrade]
27
Power up and set date, time and daylight savings rule [75 small upgrade]