Safety Precautions - Sharp 61R-WP5H Service Manual

61R-WP5H
55R-WP5H
 %HIRUH UHWXUQLQJ DQ LQVWUXPHQW WR WKH FXVWRPHU DOZD\V
PDNH D VDIHW\ FKHFN RI WKH HQWLUH LQVWUXPHQW LQFOXGLQJ
EXW QRW OLPLWHG WR WKH IROORZLQJ LWHPV
D %H VXUH WKDW QR EXLOWLQ SURWHFWLYH GHYLFHV DUH
GHIHFWLYH DQGRU KDYH EHHQ GHOHWHG GXULQJ VHUYLFLQJ
 3URWHFWLYH VKLHOGV DUH SURYLGHG RQ WKLV FKDVVLV WR
SURWHFW ERWK WKH WHFKQLFLDQ DQG WKH FXVWRPHU
&RUUHFWO\ UHSODFH DOO PLVVLQJ SURWHFWLYH VKLHOGV
LQFOXGLQJ DQ\ UHPRYHG IRU VHUYLFLQJ FRQYHQLHQFH 
:KHQ UHLQVWDOOLQJ WKH FKDVVLV DQGRU RWKHU DVVHPEO\
LQ WKH FDELQHW EH VXUH WR SXW EDFN LQ SODFH DOO
SURWHFWLYH GHYLFHV LQFOXGLQJ EXW QRW OLPLWHG WR
QRQPHWDOOLF FRQWURO NQREV LQVXODWLQJ ILVKSDSHU
DGMXVWPHQW DQG FRPSDUWPHQW FRYHUVVKLHOGV DQG
LVRODWLRQ UHVLVWRUFDSDFLWRU QHWZRUNV 'R QRW RSHUDWH
WKLV LQVWUXPHQW RU SHUPLW LW WR EH RSHUDWHG ZLWKRXW
DOO SURWHFWLYH GHYLFHV FRUUHFWO\ LQVWDOOHG DQG
IXQFWLRQLQJ 6HUYLFHUV ZKR GHIHDW VDIHW\ IHDWXUHV
RU IDLO WR SHUIRUP VDIHW\ FKHFNV PD\ EH OLDEOH IRU
DQ\ UHVXOWLQJ GDPDJH
E %H VXUH WKDW WKHUH DUH QR FDELQHW RSHQLQJV WKURXJK
ZKLFK DQ DGXOW RU FKLOG PLJKW EH DEOH WR LQVHUW WKHLU
ILQJHUV DQG FRQWDFW D KD]DUGRXV YROWDJH 6XFK
RSHQLQJV LQFOXGH EXW DUH QRW OLPLWHG WR  VSDFLQJ
EHWZHHQ WKH SLFWXUH WXEH DQG FDELQHW PDVN 
H[FHVVLYHO\ ZLGH FDELQHW YHQWLODWLRQ VORWV DQG  DQ
LPSURSHUO\ ILWWHG DQGRU LQFRUUHFWO\ VHFXUHG FDELQHW
EDFN FRYHU
F $QWHQQD &ROG &KHFN ± :LWK WKH LQVWUXPHQW $& SOXJ
UHPRYHG IURP DQ\ $& VRXUFH FRQQHFW DQ HOHFWULFDO
MXPSHU DFURVV WKH WZR $& SOXJ SURQJV 3ODFH WKH
LQVWUXPHQW $& VZLWFK LQ WKH RQ SRVLWLRQ &RQQHFW RQH
OHDG RI DQ RKPPHWHU WR WKH $& SOXJ SURQJV WLHG
WRJHWKHU DQG WRXFK WKH RWKHU RKPPHWHU OHDG LQ WXUQ WR
HDFK WXQHU DQWHQQD LQSXW H[SRVHG WHUPLQDO VFUHZ
DQG LI DSSOLFDEOH WR WKH FRD[LDO FRQQHFWRU ,I WKH
PHDVXUHG UHVLVWDQFH LV OHVV WKDQ  PHJRKPV RU
JUHDWHU WKDQ  PHJRKPV DQ DEQRUPDOLW\ H[LVWV WKDW
PXVW EH FRUUHFWHG EHIRUH WKH LQVWUXPHQW LV UHWXUQHG WR
WKH FXVWRPHU 5HSHDW WKLV WHVW ZLWK WKH LQVWUXPHQW $&
VZLWFK LQ WKH RII SRVLWLRQ
G /HDNDJH &XUUHQW +RW &KHFN ± :LWK WKH LQVWUXPHQW
FRPSOHWHO\ UHDVVHPEOHG SOXJ WKH $& OLQH FRUG
GLUHFWO\ LQWR D 9 $& RXWOHW 'R QRW XVH DQ LVRODWLRQ
WUDQVIRUPHU GXULQJ WKLV WHVW 8VH D OHDNDJH FXUUHQW
WHVWHU RU D PHWHULQJ V\VWHP WKDW FRPSOLHV ZLWK
$PHULFDQ 1DWLRQDO 6WDQGDUGV ,QVWLWXWH $16, &
/HDNDJH &XUUHQW IRU $SSOLDQFHV DQG 8QGHUZULWHUV
/DERUDWRULHV 8/ 92   :LWK WKH LQVWUXPHQW
$& VZLWFK ILUVW LQ WKH RQ SRVLWLRQ DQG WKHQ LQ WKH RII
SRVLWLRQ PHDVXUH IURP D NQRZQ HDUWK JURXQG PHWDO
ZDWHUSLSH FRQGXLW HWF WR DOO H[SRVHG PHWDO SDUWV RI
WKH LQVWUXPHQW DQWHQQDV KDQGOH EUDFNHW PHWDO
FDELQHW VFUHZ KHDGV PHWDOOLF RYHUOD\V FRQWURO
VKDIWV HWF  HVSHFLDOO\ DQ\ H[SRVHG PHWDO SDUWV WKDW
RIIHU DQ HOHFWULFDO UHWXUQ SDWK WR WKH FKDVVLV $Q\
FXUUHQW PHDVXUHG PXVW QRW H[FHHG  PLOOLDPSV
5HYHUVH WKH LQVWUXPHQW SRZHU FRUG SOXJ LQ WKH RXWOHW
DQG UHSHDW WHVW

SAFETY PRECAUTIONS

DEVICE
UNDER
TEST
ALSO TEST WITH PLUG
REVERSED
(USING AC ADAPTER
PLUS AS REQUIRED)
$1< 0($685(0(176 127 :,7+,1 7+( /,0,76
63(&,),(' +(5(,1 ,1',&$7( $ 327(17,$/
6+2&. +$=$5' 7+$7 0867 %( (/,0,1$7('
%()25( 5(7851,1* 7+( ,167580(17 72 7+(
&86720(5 25 %()25( &211(&7,1* 7+(
$17(11$ 25 $&&(6625,(6
H +LJK 9ROWDJH ± 7KLV UHFHLYHU LV SURYLGHG ZLWK D KROG
GRZQ FLUFXLW IRU FOHDUO\ LQGLFDWLQJ WKDW YROWDJH KDV
LQFUHDVHG LQ H[FHVV RI D SUHGHWHUPLQHG YDOXH
&RPSO\ ZLOO DOO QRWHV GHVFULEHG LQ WKLV 6HUYLFH 0DQXDO
UHJDUGLQJ WKLV KROG GRZQ FLUFXLW ZKHQ VHUYLFLQJ VR
WKDW WKLV KROG GRZQ FLUFXLW PD\ FRUUHFWO\ EH RSHUDWHG
I 6HUYLFH :DUQLQJ ± :LWK PD[LPXP FRQWUDVW RSHUDWLQJ
KLJK YROWDJH LQ WKLV UHFHLYHU LV ORZHU WKDQ 2 N9 ,Q
FDVH DQ\ FRPSRQHQW KDYLQJ LQIOXHQFH RQ KLJK YROWDJH
LV UHSODFHG FRQILUP WKDW WKH KLJK YROWDJH ZLWK
PD[LPXP FRQWUDVW LV ORZHU WKDQ 2 N9
7R PHDVXUH +9 XVH D KLJK LPSHGDQFH +9 PHWHU
&RQQHFW  WR FKDVVLV HDUWK DQG  WR WKH &57 DQRGH
EXWWRQ 6HH WKH IROORZLQJ FRQQHFWLRQ GLDJUDP
1RWH 7XUQ SRZHU VZLWFK RII ZLWKRXW IDLO EHIRUH WKH
Chassis
ground
4
LEAKAGE
CURRENT
TESTER
TEST ALL
EXPOSED
METAL SURFACES
2-WIRE CORD
AC Leakage Test
FRQQHFWLRQ WR WKH DQRGH EXWWRQ LV PDGH
FBT
(TH01)
High Impedance
H.V. meter
Deflection P.W.B.
(READING
SHOULD NOT
BE ABOVE 0.5mA)
EARTH
GROUND
High voltage
connector