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Safety Instructions, Warnings, Notes - Philips DVP3000K Service Manual

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Saf et y i nst r uct i ons, W ar ni ngs,N ot es
Saf et y i nst r uct i ons
1. G ener al saf et y
Saf et y r egul at i ons r equi r e t hat dur i ng a r epai r :
. C onnect t he uni t t o t he m ai ns vi a an i sol at i on t r ansf or m er .
. R epl ace saf et y com ponent s i ndi cat ed by t he sym bol
onl y by com ponent s i dent i cal t o t he or i gi nal ones. Any ot her
com ponent subst i t ut i on ( ot her t han or i gi nal t ype) m ay
i ncr ease r i sk of f i r e or el ect r i cal shock hazar d.
Saf et y r egul at i ons r equi r e t hat af t er a r epai r , you m ust r et ur n
t he uni t i n i t s or i gi nal condi t i on. Pay, i n par t i cul ar , at t ent i on t o
t he f ol l ow i ng poi nt s:
. R out e t he w i r es/ cabl es cor r ect l y, and f i x t hem w i t h t he
m ount ed cabl e cl am ps.
. C heck t he i nsul at i on of t he m ai ns l ead f or ext er nal
dam age.
. C heck t he el ect r i cal D C r esi st ance bet w een t he m ai ns pl ug
and t he secondar y si de:
1) U npl ug t he m ai ns cor d, and connect a w i r e bet w een
t he t wo pi ns of t he m ai ns pl ug.
2) Set t he m ai ns sw i t ch t he " on" posi t i on ( keep t he
m ai ns cor d unpl ug) .
3) M easur e t he r esi st ance val ue bet w een t he m ai ns
pl ug and t he f r ont panel , cont r ol s, and chassi s
bot t om .
4) R epai r or cor r ect uni t w hen t he r esi st ance
m easur em ent i s l ess t han 1M
5) Ver i f y t hi s, bef or e you r et ur n t he uni t t o t he
cust om er / user ( r ef . U L- st andar d no. 1492) .
6) Sw i t ch t he uni t " of f " , and r em ove t he w i r e bet w een
t he t wo pi ns of t he m ai ns pl ug.
1- 3
,
.
2. Laser saf et y
Thi s uni t em pl oys a l aser . O nl y qual i f i ed ser vi ce per sonnel
m ay r em ove t he cover , or at t em pt t o ser vi ce t hi s devi ce ( due
t o possi bl e eye i nj ur y) .
Laser devi ce uni t
Type
: Sem i conduct or l aser G aAl As
W avel engt h
: 650nm ( D VD )
: 780nm ( VC D / C D )
O ut put power
: 7m W ( D VD )
: 10m W ( D VD / C D )
Beam di ver gence: 60 degr ee
N ot e: U se of cont r ol s or adj ust m ent s or per f or m ance of
pr ocedur e ot her t han t hose speci f i ed her ei n, m ay r esul t i n
hazar dous r adi at i on exposur e. Avoi d di r ect exposur e t o
beam .
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