Sunday 26 April 2020

LG MC019A/C CIRCUIT DETAILS

CHASSIS - MC019A/C 6870 VM0224H(9) 40617 M.Yewale
SYSTEM - TDA 9370PS/N2/AI1496
MEMORY - 24C16
POWER - STR F6654
SMPS TFR - LG 151-A13P 05AA88<V>
VERTICAL - LA7840
HOR OP - TT2140
EHT - 6174V6006E
HOR OSC COIL -
AUDIO - TDA 7297
AUDIO PROCESSOR - TDA 9859

Thursday 16 April 2020

Samsung CS21K50SN CIRCUIT DETAILS

SYSTEM - T-DALPINF-1213
MEMORY - 24C16
POWER - STR X6750
SMPS TFR - AA26-00247A
VERTICAL - 78141
HOR OP - D2499
EHT - AA26- 00238A
HOR OSC COIL - 523C
AUDIO - TDA7297SA


FAULT 1 - BLACK BAR ON LEFT SIDE
SOLUTION - 
R215 - 12K
R414 - 15K
DZ402 - 5V6Z
CR404 - 681 PF 2KV
CR405S - 4K7PF 400V

Philips Zappa 20PT2104/94R CIRCUIT DETAILS

SYSTEM - TDA9570H/N1/AI1088
MEMORY - 24C16
AUDIO - AN7255N
VERTICAL - TDA9302
EHT - OV 2094 33201
HOR OP - BUT 11APX
HOR OSC COIL - 02446 351
POWER - TEA 1507P + P6NC80ZF
SMPS TRAN- 8359B4-09 0245 352W
REMOTE
SERVICE MODE

Videocon Champ 14 Circuit details

Chassis - ECL R. 5 44
SYSTEM - R2J10160GB-A84
POWER - C4458 + 3807 + A1015 + 1815
EHT - BSC24 01N4028W  BSC24 01N4094A
VERTICAL - LA78040B
HOR OP - C6093 ( SMALL) 
HOR OSC COIL - BCT EI19A
REMOTE - VTFT, VCON, VUTD


POWER PROBLEMS
R826 - 2K2
R819 - 22 OHEMS
R822 - 15K
R811 - 5K6
R817 - 1K
R823 - 1K8
D816 - IN4148
D818 - IN4148
D814 - IN4148

Wednesday 1 April 2020

Lg ultraslim 3 time blink

Fault low oscillation 
3 time blink
Croma / System IC - TDA11105PS/N3/3/AN4
VERICAL - LA48141
EHT - 6174V-6006N

Ic pin no 8 (EHTO) 2.2V DC
Here 2 resister connected one is from 5v dc
Second is from gnd 33k 
When 33k register is open / defect 
Then this type fault appear.