ARACHNID, INC. - TextFiles.com

14 Pages·1999·0.92 MB·English

.CNI ,DINHCARA
Vl/eUd8 o-#M13BS
12M"o nochromMeo nitor
LAUNAM ECIVRES
Contents
SNOITUAC EYRTPEFAS ............................................................................................................ 2
SERUTAEF .................................................................................................................................... 3
SLORTN O FCNOOITACOL ....................................................................................................... 3
NOITAMROF NLIARENEG ........................................................................................................ 4
,e5rP.Cu. giBoarFd, Component Side ......................................................................................... 5
,e6r .CP.u ,drgaoB riedloSFediS .................................................................................................. 6
,e7rP.Cu. giBoardF C op rper,eeddlioSS ..................................................................................... 7
marg aciiDtam e eh,rc8uSgiF ........................................................................................................ 8
citame hyclSp pr ue eSw,ro9uPgiF ................................................................................................ 9
TSI LSTRAP ................................................................................................................................ 10
CAUTION
.lau ns nainomhiitt c"essnoituac eyrtPef aed Sha,"tesriss aeghhncticiv reersofeB
1
ECAPREF
SNOITUAC EYRTPEFAS NOITCEP SYNTIEFAS
noitare pfOo eh tro teidniosmtuo fo st itenibacro erus ekam ot seilbmessa ssenrah eriw lla tcepsnI .1
ht is wesct uidkde covaar o.btkmdnceriorahzsah s ignihto ntah tr odehcni pto ner aseri weh ttaht
ecivreS dluohs ylno eb demrofrep yb esohtohw .strap latem rehto dna sissahc eht neewteb degdol
are thoroughly familiar with the precautions
2. Replace all protective devices such as non-
necessarry when working on high voltage
metallic control knobs, insulating fishpapers,
.tnempiuqe
cabinet backs, adjustment and compartment
Exercise care when servicing this chassis with covers or shields, isolation resistor-capacity
power applied. Many voltage and video input .,cstreotal ulsanciina h,csekmrowten
,detcatnoc ylsselerac fi ,hcihw desopxe era slanimret
,ks ctae shdicrx a e kz. t ca3o eaoohTerhnhbutss
eht ot egamad ni tluser ro kcohs suoires esuac nac
rof eht ecneserp fo egakael tnerruc dluohseb
chassis. Maintain interconnecting earth ground
edam ta hcae desopxe latem trap detcennocot
neewt e eb,h steirsusta cheicbpu t)TRC (,gaddna
,sda ewher c,slat etmenib ashcac u,ssissa hecht
.siss a ehghcntitar enp eodhnwu oBrCgP
:swol l.s oca,ftsetf arhos/ dsnbaonk
niatre ChgiH egat lsVoeruliaf nac esaercniyar-X
.elcitpecer CA2V1 a otni droc enil CA eht gulP .a
htiw detarepo eb ton dluohs rotinom ehT .noitaidar
eseht gnirud remrofsnart noitalosi na esu ton oD(
gdgnen i ii VsdeftrHlehiaoreetcrfivceeexphlest
).skceh c l lsAkc ethscum deebt ahetpiewreht
deificeps VH gnitarepo mumixam ehT .epyt sissahc
-non A ( .desrever snoitcennoc gulp droc enil CA
V1 K+ss2ri1evie ceesr ednh eitssiuss a ehrhcotf
eht rof ylno desu eb yam gulp rotpada deziralop
egatlov enil a htiw tnerruc maeb orez ta VK2- dna
purpose of these tests.)
eht esaercni osla yam egatlov rehgiH .CA0V21 fo
egakael etarucca na gnisu tnerruc eht erusaeM .b
ly.ppu sV Heh tn ierulia ff oytilibissop
current tester, if available. e(Wdnemmocer
tI tsniatro p omdntiei iasfteinucileaapmvs folla
gnidaer ynA ).14612 # metI tnempiuqE dradnatS
d nsatiucr iVd cHnlaatnozir oe hhnstitnenopmoc
fo A64.0 ro erom si evissecxe dna setacidnia
erehwyna esle ni eht rotinom taht dluoc esuaca
.detcerroc eb tsum hcihw drazah kcohs laitnetop
rise in HV or operating supply voltages. No
c. If a reliable leakage current tester is not
s edglnuaohhc seb edam ot le ahnntgiigsierdofo
tnemerusaem fo dohtem etanretla dna ,elbaliava
.rotin oemht
a tcennoc ,sdael pilc owt gnisU .desu eb dluohs
en,saeugat lho gveficohnes e erehpntimre toeTd
K5.1 ,mho 01 ttaw rotsiser ni lellarap htiwa
accurate high impedance, HV meter connected
htrae nwonk a htiw seires ni lla ;roticapac fu51.0
neewteb eht dnoces edona dael dna eht TRCgad
smho 0001 htiw MOV ro MVTV a esU .dnuorg
egatlVo hgiH eht gnicivres nehW .ecived gnidnuorg
CA eht erusaem ot ytivitisnes rehgih ro tlov rep
K01 a gnitcennoc yb egrahc citats evomer ,metsyS
. rgoV n t 5fi s s3odyies .anshop0eAetrorrcrad
hcus (eri wdetalusn in ahti wseire sn irotsise rmho
RMS or more is excessive and indicates a
dn2 eht dna gad TRC eht neewteb )eborp tset a sa
.detcerroc eb tsum hcihw drazah kcohs laitnetop
edona .dael oD siht ERO FgEnBitcennocsideht
.elcitpec eCe rAhmto rdfr oecn iClA
Figure 1, Voltmeter
The picture tube used in this monitor employs
ytef ars opfukooh
ebut a htiw ecalpeR .noitcetorp noisolpmi largetni kcehc
Do ty.e fas deunitnoc rof rebmun epyt emas eht fo
erutcip eht eldnaH .kcen eht yb ebut erutcip tfil ton
dna selggog foorp-rettahs gniraew nehw ylno ebut
after discharging the high voltages completely.
peeK srehto tuohtiw foorp-rettahs selggogay.wa
2