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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: 6
Mitsubishi
CT21AV1B
Line collapse
R910 100R 1w, C901 (marked as C5D3) 470n 400v & resolder dries in the area
14-09-04
Mitsubishi
CT21AV1B EE3
Dead - psu fault
Q952 s/c D957 s/c Z953 o/c - mod kit 8VREG-KIT available if Q952 u/s
14-09-04
Mitsubishi
CT21AV1B EE3
Dead with green LED lit
PSU running but no line drive - mod = C702 from 1000mfd to 10mfd 25v, check C955 is 3300mfd 16v. Replace R702, 213, 214 with 1k 1/4w
14-09-04
Mitsubishi
CT21AV1BS
col level int
Q704 JC501 blanking tr on main pcb
14-09-04
Mitsubishi
CT21AV1BS
Dead
All psu o/ps ok but no line drive - IC ST24C08 memory IC
14-09-04
Mitsubishi
CT21AV1BS
St/by only
C955 2200µ sec psu hi esr
14-09-04
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Last SM download : Denon DRA-201SA
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