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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 14
Beko
6B
Z1
90-11
Dead - psu burn up
IC901 MC44603, T901 FET P3NA60 use 2SK2545, R911 1k
14-09-04
Panasonic
Z1
Bright pic with fb lines & dark shadow on lh side
C554 10µ 250v
14-09-04
Panasonic
Z1
No colour
TDA3565 decoder chip & adj apc control
14-09-04
Panasonic
Z1
No Start up.
Link J125 by tuner o/c joint.
14-09-04
Panasonic
Z1
Uncontrollable brill
TDA3565 decoder chip - pin 8 at zero (should be 2.3v)
14-09-04
Panasonic
Z1
Unstable pic on high brill
C551 4µ7 160v
14-09-04
Panasonic
Z1
Varying lum when heated
Q303 2SC2636
14-09-04
Panasonic
Z1
Chassis
Dead - no secondary volts from psu
R811 current sampling res 0R56 hi res (misprint in cct gives value as 56R)
14-09-04
Panasonic
Z1
Chassis
Dead with whine from psu
D854 R2G prot diode in 103v line s/c - IC801 STR55041-M chopper chip faulty
14-09-04
Panasonic
Z1
Chassis
No colour
DL601 Chroma delay line
14-09-04
Panasonic
Z1
Chassis
Servicing the Panasonic Z1 Chassis
See TV Mag March 1996
14-09-04
Panasonic
Z1
85 TX14B4T Daewoo CP185
Blank raster - OSG OK
Replace EAROM IC702 & C832; C863 in power supply; kit TZS9EK021(3 pence from SEME!)
14-09-04
Panasonic
Z1
85 TX14BT
Tuning absent
Replace eeprom 24C16 with new reprogrammed chip
14-09-04
Toshiba
32
Z1
3P
Bright down sides, dark down centre with fb lines
Dry joints C902 in A1 decoupling
14-09-04
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