SPEAKER LEAD(L) ( " C " POINT )
* SPK(L) LEAD HOLDER 2
CONNECTOR .
SPK(L)
P601
SPK(R)
P602
P501
P203
P04A
SPEAKER LEAD(L) ( " D " POINT )
SPK(L) LEAD
* SPEAKER LEAD(L)
D-COIL .
P302
MAIN PWB
P03A
P04A
P802A
POWER CORD
P301
P801
BN
BL
SPK(R)
4
P903
CPT PWB
P902
SPK(L)
3
COMPONENT LOCATION GUIDE
C02 .........C1
C03 .........C2
C04 .........D2
C05 .........C2
C06 .........C2
C07..........B3
C08 .........C2
C09 .........C2
C10..........A4
C11..........E4
C12..........E4
C13 .........C2
C14 .........D1
C16 ..........F1
C17..........E1
C18..........E1
C19 .........C2
C20 .........C2
C21 .........C2
C22 .........C2
C23 .........C2
C24 .........C2
C25 .........C2
C26 .........C2
C27 .........C2
C28 .........C2
C29 .........C2
C30 .........D2
C31 .........D2
C101........A4
C102 .......C4
C103........A5
C104........A5
C105 .......C4
C106 .......C5
C107........A5
C108........A5
C109........A4
C110........A5
C111 .......C4
C112........B5
C113........B4
C114........B5
C115........B4
C116........B4
C117........B4
C118........B5
C119........B4
C120........B5
C121........B4
C122........B5
C123........B5
C124........B5
C125........B5
C126........B5
C127 .......C5
C128 .......C4
C129 .......C4
C130........B4
C131........B4
C132 .......C4
C133 .......C4
C134........B4
C135........B4
C136........B4
C137 .......C4
C138 .......C4
C139........A2
C140........A2
C141........A5
C142........A5
C201 .......D5
C202 .......D4
C203 .......D4
C204 .......D5
C205 .......D4
C206 .......D4
C207 .......D4
C208 .......C2
C209 .......D4
C210 .......D2
C211 .......D4
C214 .......D3
C215 .......D3
C216 .......D3
C218 .......D5
C219 .......D5
C220 .......D5
C221 .......D5
C222 .......D5
C223 .......D5
C224 .......D5
C225 .......D5
C226 .......C5
C251 .......C1
C252 .......C1
C253 .......C1
C254........B1
C255........B1
C301........E4
C302........E4
C303........E4
C304........E4
C305........E4
C306........E5
C307........E5
C309........E4
C401 .......G4
C403 .......G3
C404 .......G4
C405 .......G4
C406 .......G4
C407 ........F3
C501 .......C3
C502 .......C4
C503 .......C3
C504 .......C3
C505 .......C3
C506 .......C3
C507 .......C5
C508 .......C3
C509 .......C3
C510........B3
C511........B3
C512........B3
C513........B3
C514........B3
C515........B3
C516........B3
C517........B3
C518........B3
C519 .......D5
C520 .......D5
C521........B3
C522 .......D3
C523........B3
C524........B3
C525........B3
C526 .......C3
C527........B4
C528........B4
C529........B4
C530........B4
C531........B4
C532........B4
C533........B4
C534........B4
C535........B4
C536........B4
C537........B4
C538........B4
C539........B4
C540 .......C4
C541 .......C4
C542 .......C4
C543 .......C4
C544 .......C4
C545 .......C4
C547 .......D2
C548........A4
C549........A4
C550........A4
C560 .......C3
C561 .......C3
C563 .......D3
C564 .......D3
C565 .......C3
C566 .......C3
C567 .......C3
C568 .......C3
C571 .......C4
C572........B3
C573........B3
C574........B3
C601........B2
C602........A3
C603........B2
C604........A2
C605........A3
C606........A2
C608........A2
C609........B2
C610........A2
C611........B2
C612........A2
C613........B2
C614........A3
C615........A3
C616........A3
C617........A4
C618........A2
C701........E5
C702........E5
C703........E4
C704........E5
C705........E5
C706 .......G5
C707 .......G5
C708........E5
C709 .......G4
C710 .......G5
C801 ........F2
C802 ........F3
C803 .......G2
C804 ........F3
C805........E4
C806 .......G2
C807 .......G2
C808 ........F2
C809 .......G1
C810 ........F2
C811 .......G3
C812 .......D1
C813 .......D1
C814........E1
C815........E2
C816........E3
C817........E3
C818........E3
C819........E3
C820........E3
C821 ........F4
C822........E3
C823 ........F3
C824........E1
C825 .......G3
C826 .......D1
C827 ........F4
C829 ........F2
C830........E2
C831........E2
C832........E2
C835 .......D4
C836 .......D2
C901........B1
C902........B1
C903........B1
C904........B1
C905........B1
C906........B2
C907........A1
C908........B1
C909........A1
C910........A1
D01 .........D2
D02 .........C1
D03 .........C2
D04 .........C2
D05 .........D1
D101........A5
D102........B4
D104 .......C5
D301........E5
D303........E4
D401 .......G4
D402 ........F4
D501 .......D4
D502........E5
D503........B3
D504........B3
D505........B3
D506........B3
D507........A4
D508 .......C4
D509 .......C4
D510........A4
D511........A4
D561 .......C3
D562 .......C3
D563 .......C3
D564 .......C3
D701........E5
D702 ........F5
D703 .......G4
D705 .......G5
D801........E2
D802 ........F3
D803 ........F3
D804 .......D2
D805 .......D2
D806 ........F2
D807........E3
D808........E3
D809........E1
D810........E1
D811 .......D1
D812 .......D1
D813........E4
D814 .......D1
D815 .......D2
D816 .......D2
D817 .......D1
D901........B2
D902........A1
D903........B1
D904........A1
DB801 .....G2
F801A .....G2
F801B .....G1
FB602 .....C1
FB603......A3
FB604......A3
FB801 ......F2
FB802 ......F2
FB803......E2
FB804......E3
FB805 ......F2
FB806 ......F2
FR601 .....D1
FR701 .....E5
FR702 .....E5
FR703 .....G4
FR704 .....E5
FR705 .....E5
FR802 .....E2
FR803 .....E2
FR804 .....E2
FR901 .....B1
IC01 ........D2
IC02 ........C1
IC03 ........C2
IC04 ........C2
IC05 ........D1
IC06 ........D1
IC07 ........D1
IC101 ......C5
IC201 ......D3
IC202 ......D5
IC301.......E4
IC501 ......C3
IC502 ......C2
IC601.......A3
IC602.......A3
IC603.......A2
IC801 .......F3
IC802 .......F3
IC803 ......G2
IC804 .......F3
IC840 ......D2
IC841.......E4
IC843 ......D2
IC844.......E4
IC901.......A1
L01 ..........C2
L02 ..........E1
L03 ..........C2
L04 ..........C2
L101 ........B4
L102 ........C5
L103 ........B5
L104 ........C4
L105 ........C5
L106 ........C4
L107 ........C5
L201 ........D4
L203 ........D3
L204 ........D5
L205 ........D5
L206 ........D5
L207 ........D5
L208 ........D5
L209 ........D5
L251 ........C1
L252 ........C1
L253 ........B1
L254 ........B1
L255 ........C1
L301 ........F4
L302 ........F4
L401 ........G4
L402 ........F4
L501 ........C4
L502 ........C3
L503 ........D3
L504 ........C2
L506 ........D3
L507 ........B3
L508 ........B3
L509 ........B3
L510 ........B3
L511 ........A4
L512 ........B3
L513 ........C4
L561 ........C3
L562 ........C3
L802 ........E4
L901 ........B2
LD01 ........F1
P101 ........A5
P102 ........B5
P201........C1
P202........D3
P203........C1
P204 ........B3
P205 ........B4
P206 ........B4
P207 ........B3
P208 ........B3
P209 ........B3
P210 ........B3
P211 ........B4
P212 ........B2
P213 ........B3
P302 ........E5
P501 ........B3
P601 ........A2
P602 ........A3
P603........C3
P604........D3
P803 .......G1
P901 ........A1
P902 ........B1
P903 ........B1
P904 ........B2
P905 ........A2
P906 ........A1
P01A .......D1
P02A .......C2
P02B .......B2
P03A .......C1
P04A .......D1
P301A......F4
P301B......F4
P301C .....F4
P301D .....G4
P501A .....C3
P501B .....C4
P502A .....B3
P502B .....C4
P503A .....C4
P503B .....E5
P504A .....C3
P504B .....D3
P505A .....C3
P505B .....A4
P801A .....G1
P801B .....G1
P802A......F1
P802B......F1
PA01........F1
PJ201 ......C5
PJ202 ......C1
Q01 .........A4
Q02 .........D5
Q03 .........E4
Q04 .........D1
Q101 .......B4
Q102 .......B4
Q103 .......B5
Q104 .......B5
Q105 .......B5
Q106 .......A4
Q107 .......A5
Q108 .......C4
Q109 .......C5
Q201 .......C5
Q202 .......D4
Q203 .......D4
Q204 .......D4
Q205 .......D2
Q206 .......D2
Q207 .......D4
Q401 .......G3
Q402 .......G4
Q501 .......C3
Q502 .......D3
Q503 .......D3
Q504 .......C3
Q505 .......C3
Q506 .......D5
Q507 .......A4
Q508 .......A4
Q509 .......A4
Q510 .......A4
Q511 .......A4
Q512 .......B3
Q513 .......D3
Q514 .......C4
Q515 .......C3
Q561 .......D3
Q601 .......B2
Q602 .......B2
Q603 .......A3
Q701 .......G5
Q801 .......E4
Q802 .......E4
Q803 .......E1
Q804........F4
Q805........F4
R01 .........D1
R02 .........D2
R03 .........D2
R04 .........D2
R05 .........C2
R06 .........C2
R07 .........C2
R08 .........C1
R09 .........C2
R12 .........C2
R13..........B2
R14 .........D2
R15 .........D2
R16 .........C2
R19 .........C1
R20 .........C1
R21..........B3
R22..........B3
R23 .........C1
R24 .........C1
R25 .........C1
R26 .........C1
R28 .........D5
R29 .........D2
R32..........A4
R34..........E5
R35..........E5
R37 .........D1
R38 ..........F1
R40 ..........F1
R41..........E1
R42 ..........F1
R43 .........D1
R44 .........C2
R45 .........C2
R46..........E1
R47..........E1
R48 .........D1
R49 .........D1
R52 .........D2
R53..........B2
R54..........B2
R55 .........D2
R56..........B2
R57 .........C2
R58..........B2
R59..........B2
R60..........B2
R61..........B3
R62..........B3
R63..........B3
R64..........B2
R67 .........D3
R101........A5
R102........A5
R103........B5
R104........B5
R105........A5
R106........B5
R107........A4
R108........A5
R109........A4
R110........B4
R111........B4
R112........B4
R113 .......C4
R114........B4
R115........B4
R116........B5
R117........B5
R118........B4
R119........B5
R120........B5
R121........B5
R122........B5
R123 .......C5
R124 .......C4
R125........B5
R126........B4
R127 .......C4
R128 .......C4
R129 .......C4
R130 .......C4
R131 .......C4
R132 .......C4
R134 .......C5
R135 .......C5
R136 .......C5
R137 .......C5
R138........B5
R139 .......C5
R140........B4
R141........A5
R142........A4
R201 .......C5
R202 .......C5
R203 .......C5
R204 .......C4
R205 .......D4
R206 .......D4
R207 .......D4
R208 .......D4
R209 .......D4
R210 .......D4
R211 .......D4
R212 .......D4
R213 .......D4
R214 .......D5
R216 .......D4
R217 .......D4
R218 .......D4
R219 .......D4
R220 .......D3
R221 .......D3
R224 .......D5
R225 .......D5
R226 .......D5
R227 .......C5
R228 .......C5
R229........A4
R230 .......C5
R231 .......C5
R232 .......D3
R252 .......C1
R253 .......D2
R254 .......D2
R255 .......C1
R256........B1
R257 .......D3
R302........E4
R303........E4
R304........E5
R305........E4
R306........E4
R308........E4
R309 .......G4
R401 ........F3
R402 ........F4
R403 .......G3
R404 .......G3
R405 .......G3
R406 .......G4
R407 .......G4
R408 ........F4
R501 .......C4
R502 .......C3
R503 .......C3
R504 .......C3
R505 .......C3
R506 .......C3
R507 .......C3
R508 .......D3
R509 .......D3
R511 .......D3
R512 .......C4
R513 .......C4
R514 .......C3
R515 .......C3
R516 .......C4
R517........B3
R518........B3
R519........B3
R520........E5
R521 .......D5
R522 .......D5
R523........A4
R524........A4
R525........A4
R526........B3
R527........A3
R528........A3
R529........A4
R530........A4
R531........A4
R532........B3
R533........B3
R534........B4
R535........E4
R536 .......C4
R537 .......C4
R538........B4
R539........B3
R541 .......C4
R542 .......C4
R543 .......C4
R544 .......C4
R560 .......C3
R561 .......D3
R562 .......C3
R563 .......D3
R564 .......D3
R565 .......C3
R566 .......C3
R567 .......C3
R569 .......C4
R570 .......C3
R575 .......D3
R576 .......C3
R601........A3
R602........A3
R603........A2
R604........A2
R605........A2
R606........A4
R609........A2
R610........B2
R611........B2
R612........A2
R613........A3
R614........B2
R615........B2
R616........A2
R617........B2
R701........A4
R702........E5
R703........E5
R704........E5
R705 .......G5
R706........E5
R707........E5
R801 ........F3
R802 ........F3
R803 .......G3
R804 .......G3
R805 .......G3
R806 ........F3
R807 .......D1
R808........E4
R809 .......G2
R810........E1
R811........E3
R812 .......G3
R813........E4
R814........E3
R815 ........F3
R816 ........F3
R817 .......D2
R818........E3
R819 ........F4
R820 .......D2
R821 ........F4
R822 ........F4
R823 ........F4
R824 ........F4
R901........B1
R902........B1
R903........B1
R904........B1
R905........B1
R906........A1
R907........A1
R908........A1
R909........A2
R910........B1
R911........A1
R912........B1
RC801 .....F2
RL801......E2
SG901 .....A1
SG902 .....A2
SG903 .....A2
SG904 .....B1
SG905 .....A2
SW01 ......D1
SW02 ......D1
SW03 ......D1
SW04 ......D1
SW05 ......E1
SW06 ......E1
SW801 ....G1
T101 ........B4
T102 ........B4
T103 ........B4
T401........G4
T501 ........D3
T502 ........D3
T503 ........D3
T701 ........F5
T801 ........F1
T802 ........F3
T803 ........E1
TH801 .....E2
TP1..........B3
TP2..........B4
TP3..........B4
TP4..........B5
TP5..........B5
TP6..........B5
TP8..........B4
TP9 .........C4
TP10 .......C4
TP11 .......C5
TP12 .......C3
TP13 .......C3
TP14 .......D3
TP15 .......D3
TU101 .....B5
VD801 .....G1
VL101 ......B5
X01..........C2
X501 ........B4
X502 ........B4
Z101 ........C4
Z103 ........C5
Z104 ........B4
Z561 ........C3
Z562 ........C3
Z563 ........C3
Z564 ........C3
ZD01 .......D5
ZD02 .......D1
ZD101 .....A4
ZD102 .....A5
ZD201 .....C1
ZD202 .....D5
ZD301 .....E4
ZD501 .....C4
ZD601 .....B2
ZD701 .....E5
ZD702 .....E5
ZD703 .....G5
ZD801......F4
ZD901 .....B1
ZD902 .....B1
ZD903 .....B1
ZD904 .....B1
PRINTED CIRCUIT BOARD
MAIN & CPT
WIRING DIAGRAM
NO RASTER
CHECK +B
at D821 cathode
Is the voltage at pin37
& 12 of IC501 8V?
Check
FUSE of AC line
Check the voltage
of C805
Check the voltage
of pin3
Check pin40
of IC501(H-out)
Check Q401
collector waveform
Check T401
& each pin voltage
Check &replace
T401
Check &replace
IC501
Check &replace
Q401
Check &replace
T401
Check the in/out
of IC841/IC844
Check u-COM
pin3 low?
Check /replace
IC801,IC803,IC804
Check /replace
Fuse,DB801
Check /replace
DB801
Normal
Abnormal
Yes
Yes
Yes
Yes
No
No
No
No
No
OK
254~380V
Open
0V
NO TELETEXT
Check the
voltage at pin44 of IC01
Check& Replace
38~41pin of IC01
Check the waveform
at pin12 of IC01
3V
YES
0V
Check& Replace
IC01,IC03
Check / Replace
Q512,R533
NO
NO RASTER / SOUND OK
Check the
Heater voltage of CPT
(6 ~ 6.5Vrms)
Check
FR705,FR901,P302
Check
FBT T701
Check the
Heater pulse of FBT
T701
Check
Ik Current of
IC501, pin18
Not OK
OK
Not OK
Check/Replace
CPT Board
Components
Check
IC501, ZD901
P501, & P902
OK
Not OK
OK
Check
HV, Screen voltage of
CPT
Check
FBT T701
Not OK
TROUBLESHOOTING
NO SOUND / PICTURE OK
Select correct system
in menu
Check the waveform
at pin 2 of IC501
Check the waveform
at pin 3 of IC201
Check the waveform
at pin 15 of IC501
Check the waveform
at pin 4 of IC601
Check the voltage
at pin 5 of IC601
Check the waveform
at pin 1 of IC601
Check/Replace Q601
Check/Replace
FR601,FR803,D804
Check/Replace IC601
OK
OK
OK
Check the waveform
at pin 1 of IC501
OK
NO
NO
Check the waveform
at pin 9,10 of IC201
Check/Replace
IC201,Q205,Q206
Check/Replace
Z561,562,563,564
NO
NO
MONO
NO
NO
NO
NO
OK
NO PICTURE / NO SONUD
Is any OSD displayed?
Check receiving system in MENU
& excute Auto-program.
OK
OK
NO
Check IC01 pin19,20
(V-Sync, H-Sync)
Check IC01 pin34,35
(XTAL1,XTAL2)
& IC01
No
Go to
NO SOUND /
PICTURE OK
Does the Auto-program
operate properly.
Store in manual-program MENU
Check 5V, 33V & IIC Bus Line
of TUNER
Is the CVBS signal OK.
( IC501 pin6 )
Check R,G,B signal
at IC501 pin19,20,21
Check
5V, 33V &
IIC Bus Line
OK
NO
NO
OK
Check / Replace
TUNER, IC501
NO
OK
Check / Replace
CPT Board component
Check
CVBS singal Line
& IC501
Check IC01 pin38,39,40,41
(R,G,B,FB)
OK
NO
Select correct system
in menu
Check the voltage
at pin 3,13,14 of IC101
Check the voltage
at pin 16,33,45 of ICN03
NO
OK
Check the waveform
at pin 24,25 of IC101
Check the waveform
at pin 4,12 of IC602
Check the voltage
at pin 6,7 of IC602
Check the waveform
at pin 1,2,14,15 of IC602
Check the voltage
at pin 3,13 of IC602
Check the waveform
at pin 24,25 of ICN03
Check/Replace
FR601,803,D804
Check/Replace
Q602,603,IC603
Check/Replace
QN01,QN02
OK
OK
OK
OK
OK
NO
NO
Check/Replace
ICN01,ICN03
Check/Replace
IC01,Q103,Z101,Z103,
Q108,Q109
RF STEREO
NO
NO
NO
NO
RF STEREO BOARD
AV STEREO BOARD
CONTROL BOARD
SIDE AV BOARD