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Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SONYICFC11W
L8 disconnectedNo buzzer alarm.
SONYCF520
R401 opensR401 opens and the motor will not run.
SONYTCM121
Belt jumps off motorBelt jumps off motor pulley due to lubricant getting on belt.
SONYTAE5450
Transformer radiating 60hzHum in both channels. volume control had very little effecton control of hum. if volume control turned up, tone controls wouldeffect hum.
SONYSTRV2
Blown transistorsSeveral units came in with blown power fuses.
SONYICF7750W
Timer does not functionTimer will not cut off after activating.
PHILIPS14PV162
Calling installation menuThe installation menu is activated by the following procedure: - switch on the set by means of the stop key. - press simutaneously the cursor left and the cursor right key on the remote control.
PHILIPS14PT156B
No pic (field collapse) - sound okR3449 4r7 feed res to fop chip o/c - no other fault detected
PHILIPS14HT3303
Service code of the fm-radio tuner.In the partslist of the radio-sp/ls-vbatt panel of the chassis manual l9h.2e, the service code of the fm-radio tuner item 1901 was not indicated. the service code is 9352 632 70112
PHILIPS14CN3001/05
Int low contrastCheck preset res (chan scan) isn't shorting to crt aquadag
PHILIPS14CN2201
Dead - correct 100v ht on dummy loadScan coils - had arced across rubber wedge
PHILIPS12TVCR240/05
St/by only - no line driveUg06b clamp diode leaky
PHILIPS12B312/15S
Dead.Drys on sub pcb & bu type regulator.
PHILIPS10CX1120/05R
Power supply working but no line drive.Changed the following t539 / t534 / r537 / r502. lopt faulty
PHILIPS10CX1120/05
Raster - distorted & no frame sync.Ske bridge recy.
PHILIPS10CX1120/05
Dist raster & no field sync at sw on - clears aft 10 minsMains bridge rect int goes o/c
PHILIPS10CX1120/05
Dead - micro tms3757anl-10T273 bc557 s/c in av/rf sw cct also
PHILIPS10CX1120
Servicing the philips 10cx1120See tv mag jan 1995
PHILIPS10CX1120
Field scan erratic with cramping across centreC582 10nf ceramic cap leaky - pin 20 tda1770
PHILIPS10CX1120
Field int cramps , sometimes collapsesC582 10nf on pin 20 tda1770 field ic