Using IC MN15287-9504 as Microprocessor IC, 93C66 as Memory IC, AN5071 as Band Selector IC, KA2919 as Video IF & Sound IF IC, AN5601K as Luminance, Chrominance, Sync Separator, Horiz. AFC, Horizontal & Vertical Oscillator & Pre-Amp./Drive. IC, AN5521 as Vertical Output IC, Opto-Coupler & 4 Transistors in Switched Mode Power Supply
IC HCF4053 x 2 as Internal/External TV/AV Switching ic, �PC1891ACY as Surround Sound Control IC, AN5421 as Sync Detector IC along with 8 Transistors in AV PCB
IC AN5836 as Dual Channel Audio Amplifier With Volume, Bass, Treble & Balance Control, AN7149 as Dual Channel Audio Amplifier in Sound PCB.
IC MN1458S as Woofer Control IC & IC AN7149 as Woofer Audio Amplifier IC in Woofer PCB
BPL FXR 13XB1 Retrace White) Lines, Sound Normal BPL FXR 13XB1 Retrace Lines With Picture in full Screen or Only at Top Partion of the Screen, Sound OK BPL FXR 13XB1No Picture, Raster & Sound Normal BPL FXR 13XB1Weak Picture or Poor Contrast or Contrast Problem, Sound Normal BPL FXR 13XB1 EHT & Sound OK, No Light or Low Light or
Dark Picture or Brightness Problem BPL FXR 13XB1 No EHT Power Supply is OK BPL FXR 13XB1 No EHT, Power Supply Output Voltage DropsBPL FXR 13XB1 Horiz. Output Transistor Q432 (BU5D8DF) Overheats or Blows off
Retrace White) Lines, Sound Normal
Screen control mstunned, +180V supply from power
supply is missing, check +180V to R-G-B Video
Output section, SW451, check +12V to CRT PCB,
1C2C1 [AN560-? & related compar erts, CRT bass
loose or faulty, CRT defective
Retrace Lines With Picture in full Screen or
Only at Top Partion of the Screen, Sound OK
Screan control mistu nred, C451 (220MFo), D451
i1N007, C452 (470MFd), D452 (ERB12-012)
C481 (2200MFd), C464 11MFd), ?463 (33MFd
IC451 (AN5521) IC201 (AN5601 K), also check as
given in lault "Retrace Mhte: Ln
No Picture, Raster & Sound Normal
12 (2SC1815) & related components, tault in AV
PCE C809 47MFd), IC3c2 (HCF4053) & related
components, 0805 (2SC1815 & related
components, R201 (1 K5), Y-DL L201, F202 (2K2)
R860 11K), a200 (2SA1015), C201 (2.2MFc), L2002
100H), F203 (1K, c202 133pF), check as given in
fault of "Contrast Cortrol is Not Warking" &
Sharpness Contrcl is Not Working" & "Brightness
Control is Not Working. R264 :1?5), c26D(1MFd)
263 (1K), R26 (150k), R265 (0K), D2E1
131553), C282 (10MFd), 0271-D272 (151553)
C201 (AN5601 K), check Videa IF & AGC circuit.
Weak Picture or Poor Contrast or Contrast
Problem, Sound Normal
Check as
Working" & Sharpness Contral is Not Warkng &
Brigh tn
D272-D271 151553), C262 10MFd), 0261
(1S1553), R265 (10K, R261 ('50K), R263 (1K0
C260 (1MFd, A264 (1K5), IC201 (AN5601K) C202
(33pF), R203 (1K), L202 (00uH), fault ir AV FCB
Q121 (2SC1815) & related compone nts, check Videa
IF & AGC circuit, picture tube weak (rare)
give in fault of-contrast Comrol is Not
ess Cantral is Not Working", C211 (1MFd)
EHT & Sound OK, No Light or Low Light or
Dark Picture or Brightness Problem
Adjust screen control, check CRT flament supply
R481 (3.30/1wi, C931-C932 1 KpF2KV). R931
(27CK), chec g ven in tiult ot Brightness Centrol
is Not Working' & "Contrast Contol is Not Working
-213 (550O, VR261 (50K), c252 (10MFd), D251
151553), R265 (10K]. F261 (150K). R253 (1k)
C263 (1MFd), R254 IlK5). D272-027 1 is1553)
C202 (33pF), R203 :1. L202 (10DuH. IC201
AN5601 K]. fault in AY PCB, check CHT eerthing,
CRT base loose or fau ty, CRT defect ve
No EHT Power Supply is OK
Cheak +130v supply to collector cf 0432. Q432
BU508DF), L432. L431, R435 (270, C434
47MFd), horiz. Driver tranaformer T431, C433
1000pF), 0431 125C2383). R416 (470g), R433
(1K), R432 13302), R431 (3K3), cneck +12V to pirn
na 42 of IC201, R292/220O), c295 (470MFo), R245
12K7), VR241 (5K), R243 (5K:), C244 (5600pF
R242 139K), check pin na. 38, 39, 40, 41 & 42 cf
IC201, IC201 (AN5601K] defective
No EHT, Power Supply Output Voltage Drops
Q432 BU50BDF) & ts mica insulation, noriz. def.coil
D441 (TVR4N. C441 (C22MFc), C442 (0.27MFc),
C437 0 47MFd), 0435 (330pF/3KV, C435
(7500pF/1K5V), EHT uansformer T47
Horiz. Output Transistor Q432 (BU5D8DF)
Overheats or Blows off
Abnormal output from power supply, 432
(BU508DF & its mica insulation, C435
7500pF/1K5V), C436 (390pF/3KV) horiz. def. coil,
D441 (TVR4N), C441 (0.22MFd), C442 (0.27MFd)
CA37 (0.47MFd). EHT transformer T471. over
oscillation in horizontal oscillator, check entire
horizontal section & power supply section.
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