Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por:![]() |
---|---|---|---|---|---|
Hitachi | C2574TN | EW IC IC751 and D706 failed. | R610 dry - on signal panel | ||
Hitachi | C2574TN | Bouncing pic with lines aft ½ hr | LA7838 filed ic & 2 x elect caps in vert o/p cct | ||
Hitachi | C2573TN | Int shut down | Mains smoothing cap int o/c | ||
Hitachi | C2567TN | E/W int | Q750 dry joints | ||
Hitachi | C2565TN, C2574TN etc | Trips under certain pic conditions & on VCR playback | R952 68k, R953 82k, R954 8k2 & check for dry joints | ||
Hitachi | C2565TN | SET SHUTS DOWN INT. ON LOSS OF LINE SYNC OR IF VCR | HT TOO HIGH ( NOT 144v ) R952 68k HIGH | ||
Hitachi | C2565TN | Reverts to st/by at sw on - will come on if coaxed | R952 68k, R953 82k, R954 8k2 in PSU | ||
Hitachi | C2565TN | No pic with flyback lines | IC1410 faulty | ||
Hitachi | C2565TN | Int shut down caused by high HT | Change R952 68k in psu to reduce HT to normal 144v | ||
Hitachi | C2564TN G100 | Tripping | Dis plug PL702 & connect bulb between plugs orange lead & chassis to check psu. HT should be 140v. If ok check lop stage - D704 BY228 & dry joints L650 | ||
Hitachi | C2564TN | Tripping - blows 630mA fuse on E/W board | Q651, Q652, D704 all caused by L651 & R609 1R0 & FOP chip TDA8178S | ||
Hitachi | C2564TN | P2 locked on AV1 | 1) Select chan which has been locked in AV mode. 2) Press upper red key on double row of col buttons (AV mode). 3)menu appears showing chan posn & its AV setting/freq 4) At bottom of screen are AV options for that chan which correspond to col keys on remote. RED=AV1, GREEN=AV2, YELLOW=AV3, BLUE=AV4, VIOLET=AERIAL. 5) Press one of violet keys & off-air pic returns. 6) Press store key (diamond symbol). 7) Press "F" key to exit menu. | ||
Hitachi | C2564TN | lack of height, cramp & int field collapse | dry joints IC601 TDA8178 also pin 2 low volts (16 instead of 27v) R609 1R hi res | ||
Hitachi | C2564TN | INT EXCESSIVE WIDTH SEEMS LIKE A DRY JOINT | REPLACE Q752 | ||
HITACHI | C2564TN | INT EXCESSIVE WIDTH SEEMS LIKE A DRY JOINT | REPLACE Q752 |