datasheet,schematic,electronic components, service manual,repairs,tv,monitor,service menu,pcb design
Schematics 4 Free
Service manuals, schematics, documentation, programs, electronics, hobby ....


registersend pass
Bulgarian - schematics repairs service manuals SearchBrowseUploadWanted

DatasheetsChassis2modelRepair tipsFulltext searchCables & Connectors
Repair tips

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

MakeModelProblemSolutionDate
Found: 165
NEIE28G1TFXN E5Dead 220v across res capC665 14-09-04
NEIE28G1TFXN E5Dull or no picLow A1 screen volts - replace C20614-09-04

NEIE28G1TFXN E5Int blanks out with sound & pic disappearingDry joints IC682 reg on back edge of pcb14-09-04
NEIE28G1TFXN E5No R/C operation after initially coming on with R/C, tuner drift & erratic local controlsLow volts on micro - R686 2R2 hi res near SMPS Tx14-09-04
NEIE28G1TFXN E5PSU tripping with low o/p voltsC655 220µ 400v mains smoother14-09-04
NEIE28G1TFXN E5St/by only or int won't sw onDry joints IC682 reg on back edge of pcb14-09-04
NEIE28G1TFXN E5Stuck in st/by - int comes on with blank rasterD683 BY399 breaks down under load - reads ok out of cct14-09-04
NEIE28G1TFXN E5Vol varies - sw from Nicam to mono soundXtal Q1511 on nicam pcb - earth the casing14-09-04
NEIE5DeadD705 1N4003 NOTE bad batch of 1N4003's in set - replace the lot!14-09-04
NEIE5Field collapseD301 1N4003 NOTE bad batch of 1N4003's in set - replace the lot!14-09-04
NEIE5Trips at sw on - then deadD652 1N4003 NOTE bad batch of 1N4003's in set - replace the lot!14-09-04
NEIE5 ChassisChirping at low brightness with line jitterR655 330k & 1M across it hi res14-09-04
NEIE5 ChassisDead - Chopper tr IC651 & control chip IC651 s/cD653 BA159 s/c use BYT52M as replacement & check tracks for damage14-09-04
NEIE5 ChassisDead - no o/p from psuCheck for R654 820k o/c, C665 o/c, IC651 faulty14-09-04
NEIE5 ChassisHT low - max of 140vP651 HT preset 2k5 fallen in value14-09-04
NEIE5 ChassisLine freq incorrectC122 4n7 leaky - pin 40 IC10114-09-04
NEIE5 ChassisLOPTr goes s/c at sw onD705 BA157 s/c or crt internal s/c at final anode, C124 2n2 o/c (pin 39 IC101)14-09-04
NEIE5 ChassisNo raster - volts across T702 400v instead of 1kvC709 's' correction cap o/c, if so C710 2µ 350v, R709 10k fusible may have failed14-09-04
NEIE5 ChassisNo raster - no/low line driveCheck D701 1N4148 clamp diode, D705 BA157 leaky, line dr trfmr pri winding hi res (should be 4R3) ot IC101 jungle chip14-09-04
NEIE5 ChassisPic bowed or lack of widthC753 680nF 400v14-09-04
NEIE5 ChassisPSU low O/P - appears to be trippingD652 BA157, C657 47µ R664 10R o/c. T651 BUZ90AF low gain - if volts across C665 is 260-270v replace it14-09-04
NEIE5 ChassisServicing the NEI E5 ChassisSee TV mag July 199914-09-04

NEIE5 ChassisSquealing noise tho' works ok - T651 hotD653 s/c - BYT52M14-09-04
NEIE5 ChassisTrippingLOPTx TR702, IC681 LM317, CRT internal s/c, IC751 TDA4950 14-09-04
NEIE5 ChassisWidth excessive - no E-W controlD751 BY299 s/c14-09-04
NEIMP37H1 3724/3725St/by only - very int when checking around psuN005 SYV5180 in psu 14-09-04
NEINE3743CTVInt deaddry joints chopper tfmr14-09-04
NEINEI1451Int goes into st/byRF coupling choke in base of LOPTr was int going o/c14-09-04
NEINW1286Brightness - low or fading out.R508 ( 560k ) o/c on crt base?14-09-04
NEINWC1402RNo green.Q507 on CRT base o/c.14-09-04
page: 1 2 3 4 5 6
 FB -  Links -  Info / Contacts -  Forum -   Last SM download : LG LG SH6 AFN77441517

script execution: 0.01 s