PHILIPS TV Repair: Common Faults and Solutions.

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PHILIPS Repair Guide: Common Issues and Fixes

Brand	Model	Fault	Detailed Problem
PHILIPS	25PT4101/05	E/w dist	R32484 4r7 1/or
PHILIPS	25PT410/05 AA5AB	Tuning drift	C2037, a 220nf smd on pin 44 of ic7015 (near tuner) also if not locking check adj of agc preset & coil l5040 near ic7015
PHILIPS	25MN1550	No tuning - in hotel mode	Select ch 38 simultaneously press vol + and ch - to disable hotel mode
PHILIPS	25MK2480	No raster eht ok	T7966 bc558 in beam lim
PHILIPS	25KX1201	Varying grey scale	Black level controls are sus if made by preh
PHILIPS	24PW6006C	Goes off after 30 seconds	Enter service default mode by entering 062596 on r/c followed by menu button &t led blinks to tell where fault is.pressing standby clears error buffer & appears to have cured fault. corrupted data in error buffer?
PHILIPS	24PW6006/05	Cuts out aft fews secs - poor green, tubey pic when displayed	Adj of a1 seems to have cured it
PHILIPS	24PW600/05	Black lines/bands across pic like bad ae conn	Tuner faulty part number is 4822 210 10853 from wve
PHILIPS	24DV1	Spare part information	A repair kit , containing pulley shaft + worm shaft (pos. 47+48) is .delivered with codenumber 4822 310 10657. this kit can be used for all turbo- and eco mechanisms !
PHILIPS	24DV1	Modification	For a better performance of the erase oscillator, the following components are modified in production: pos. 2620 - 47 nf - 4822 121 51655. pos. 2622 - 33 nf - 4822 121 43996.
PHILIPS	24DV1	Codenumber correction	The codenumber of the front-cover (pos.22) has to be 4822 443 64166.
PHILIPS	24DV1	Audio not recorded; previous audio not erased	Remove connector from cable of erase-head and solder the wires directly on the erase-head. check also whether metal-flakes are present in the flatcable connection of the audio-sync head. note: touching the wires can already hide the complaint!
PHILIPS	23DV1	Supply does not start, d6115 defective	Replace diode 6115 on supply msm1 by a 1n4148 (4822 130 30621).
PHILIPS	23DV1	Spare part information	A repair kit , containing pulley shaft + worm shaft (pos. 47+48) is delivered with codenumber 4822 310 10657. this kit can be used for all turbo- and eco mechanisms !
PHILIPS	23DV1	Rattle during fast-forward	If a turbo-drive with fast-forward problems are brought-in for service: check first of all whether thooth-wheels 116 and 117 sufficiently grip in each other. if these tooth-wheels rattle-over-each-other during fast forward, replace following components
PHILIPS	23DV1	Modification	From deck production code wd22 onwards, a new lift has been applied (sets production code wd40 or rj12). for "old" sets, the codenumber for the lift assembly 4822 443 63702 remains unchanged (but delivered with new lift and kit l). for "new" sets,
PHILIPS	23DV1	Modification	For a better performance of the erase oscillator, the following components are modified in production: pos. 2620 - 47 nf - 4822 121 51655 pos. 2622 - 33 nf - 4822 121 43996
PHILIPS	23DV1	Codenumbers deckprocessors	Sets produced with factory code < wd30 use the intel video controller with mask version mmtd2-xu. (4822 209 32506) sets produced with factory code wd30 and higher use the toshiba video controller with mask version mmtd4-xu. (4822 209 32736) . whe
PHILIPS	23DV1	Autostore skips transmitters	In case of high rf voltages (> 80db uv), some transmittors are not stored. solution: modify time-constant in rf-agc circuit: r3720 becomes 1kΩ. c2724 becomes 10 uf. introduced in production from week 9319 onwards.
PHILIPS	23DV1	Audio not recorded; previous audio not erased	Remove connector from cable of erase-head and solder the wires directly on the erase-head. check also whether metal-flakes are present in the flatcable connection of the audio-sync head. note: touching the wires can already hide the complaint!