AT&T System 85 Upgrade Manual page 134

&26
sYsrEM
65
UPGR
o€s FFoMF1To
n2
Al all c€blnats
l.
Al309n!0-tyF
power supply,
ser
AC INPUT circuit tr€5ker lo OFF.
2.
At power supply
(if
provided)
in auxiliary c{bine(s),
set
AC
INPUT po*er swiLh
!o
OFF.
3.
Verify lhal:
.
RMATS
data set
oplions
are
sel
.
Circuit
pack
@tions
a.re
set as
required by CSD.
.
Circuit
packs are
fully
sdaled
in cmec!
sloB.
.
dc{c
conveners
are
folly
seated
and
tbeir switch latch is ch6ad
.
Fuse holders are cquipped
with
cotteat fuses.
.
Conneclor
cables are
properly labeled, plugged
ino
dle coneat connecors,
and secured.
.
All
foEign
matcrials
have been
rcmoved from csbinet
rnd
cross
conrEcr 6eld-
.
Cabinet is
pr@erly
goun&d.
4.
Connect cabinet !o
ac
linc
cord.
5.
Set cabinet circuit brcalcrs
lo ON
crcrpa
for AC INPUT circoit
brerfter
on 3o9ntGtype
powet
ssppiy
in
module congol and
pon
cabincts
ard AC INPUT
switch
oo auxiliary
cabinct power
supPly.
Pgwedno Up System
1.
At
alarm
panel:
.
Sel
EMERGENCY TRANSFER !o OFF.
.
Set
GO/HALT
to
nALT.
2.
Op€rare nonfusible
a.
disconnect
swit
h
to ON posirioo.
3.
At
309/310-type power supply, opcr8tc
AC INPUT rir.uir
bRskcr
b
ON.
4.
At
cornmon
conlrol canier,
opelale
mcnory hol(bvcr
swirch to ON.
5.
Ar
auxiliary
csbiner
powcr
supply
(if Fovidfd), oFratc AC INPUT
switch
to
ON,
6.
M€anre
retifer
and dc-dc convarllr
ouFut
rDltrgas
as
rquitld.
Allorv
for
bleratrc of
mullime-rer
whcn
rEking
neasuemcnls.
7.
Set
all
c$rier circuil
brealers
c'r rexsad
pon carier(s)
and new module
aontrDl
cll'ier
lio
ON,