MITSUBISHI TV Repair: Common Faults and Solutions.


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Search: MITSUBISHI
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MITSUBISHI Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
MITSUBISHICT15MS1TX
Sound but no picture. brightness, contrast & colour all at minimum. returning these settings to normal brings back the picture but they return to minimum if the set is switched off then back on.Replace faulty x24c04p eprom (ic702).
MITSUBISHICT15MS1TX
No sound/pic all ht volts okIc702 x24c04 eeprom replaced
MITSUBISHICT15MS1TX
Low sound aft being in st/byEprom ic702 changed
MITSUBISHICT15M2TX
Int offIc901 (str54041) int
MITSUBISHICT15M1TX
Field collapse - partial or totalR563 0r82 o/c
MITSUBISHICT1535TX
Stuck in st/by - red light onlyReplace str54041 - only works properly with mitsi version
MITSUBISHICT1525TX
St/by only - q552 loptr 2sd1877 s/cCheck dry joints line dr trfmr & str54041 ic901
MITSUBISHICT1525TX
Dead with squealLoptr 2sd1877 leaky - no other fault found (on sw on front)
MITSUBISHICT14MV1B
DeadD6313-6 mains rects s/c, r3337 2r o/c, tr7330 s/c, d6332 & d6337 s/c, ic7310 mc44603 also replaced & r3338 39r fusible o/c
MITSUBISHICT14MV1 PHILIPS
Dead - shuts down straight away when bringing out of st/by - prot cct activatedTo deactivate prot cct remove plug 1923 on tv/ltb board. this gave 2" band across screen. pin 8 fop chip ic7510 low at 1.5v (11v). 32v line low at 11v - ic7331 reg tl431clp faulty
MITSUBISHICT14MS1TX
Won't tune or store - pic blacks out when receiving rc commandIc702 x24c04p eeprom
MITSUBISHICT14MS1BM
Pic shifted to rightDry joint r527 near lopt
MITSUBISHICT14MS1BM
Intermittent field jitter .Dryjoint at r461.
MITSUBISHICT1447BM
DeadIc901 str44115, d906 (rg2) protection diode, r901 (4r7/7w) and c921 (47µf/50v).
MITSUBISHICP1424B
Vertical ringing on left hand side of screen.Poor earth connection to c905 ( 33uf ) in psu.
MITSUBISHICP142
Frame - jitter & intermittent roll.Q431, Q432 (2 Q11A)
MITSUBISHICM21M5BT
DeadQ901, r991, ic901, d909, c914 & q552 replaced. a bu 508df or bu2506df works in place of bu2506dx q552
MITSUBISHIC37C2STX
Dead with red led flickerinmgC959 470µ 16v in reg cct faulty - at front of pcb
MITSUBISHIC37C1STX
Purity intCrt faulty - loose shadowmask - replace crt - not a task to be taken lightly!
MITSUBISHIC37C1STX
Pic in pic in black & whiteQ608 jc501q,r on main pcb s/c