42LH50YD (CHASSIS:LJ91C) - LG TV Service Manual (repair manual). Page 54

Read LG 42LH50YD (CHASSIS:LJ91C) Service Manual online

N
Y
Maybe IC1402 has problems
Replace It.
Check USB HDD  more 40Gbyte
N
Replace HDD
Y
15. Digital TV Recording Fail Trouble Shooting (USING USB HDD)
Check video/audio output
Follow procedure digital TV 
video/audio trouble shooting
N
Maybe BCM3556(IC100) USB 
block has problems. Replace It. 
Page of 54
Display

Download LG 42LH50YD (CHASSIS:LJ91C) Service Manual (Repair Manual)