LG 60PT100C-WA / 60PT100N (CHASSIS:PC11A) Service Manual ▷ View online
Check video output
Y
Follow procedure All source audio
trouble shooting
N
Y
Re-download EDID data
Maybe Mstar S7 audio block has
problems. Replace it
N
Follow procedure HDMI video
trouble shooting
N
Replace IC801/805
9-13. HDMI Audio Trouble Shooting
DDR3
256MB(128*2)
DDR3
256MB(128*2)
S7
S7
WXGA/XGA
LVDS
EXT_IN
HDMI
CVBS_LIVE
TP1
(System + Scalar)
NANDFlash
256MB
NANDFlash
256MB
USB2.0
SPDIF
SIF_LIVE
I2S_BCM
DVI
Serial_Flash
1MB
Serial_Flash
1MB
Reset
HDMI CEC (Stand-by)
IR
I2C
KIA7427AF
KIA7427AF
24C16
24C16
Local
Local
KEY
KEY
NEC
NEC
Micom
Micom
(Micom)
Rear(0)
(External Input)
I2S_BCM
TAS9709
TAS9709
COMP_LR
PC_Audio
EXT_IN
(Audio Out)
(Comp, RGB)
(USB)
Rear USB( SVC only)
DVI_IN
DVI_Rear
DVI_OUT
HDMI_Rear
HDMI_PORT1
HDMI_Rear
HDMI_PORT2
9-14. USB Trouble Shooting
• Exception
- USB power could be disabled by inrushing current
- In this case, remove the device and try to reboot the Monitor (AC power off/on)
Check USB 2.0 Cable
Y
Check JK800
N
Y
Y
Check USB device
If device is 2.5 inch HDD,
Check power adaptor
Replace Jack
Check 5V voltage level
IC800
N
Replace IC800 & Recheck
Y
MaybeMstar S7 (IC101)
has problems. Replace It.
9-14. USB Trouble Shooting(SVC only)
Copyright © 2011 LG Electronics Inc. All rights reserved.
Only for training and service purposes
Only for training and service purposes
LGE Internal Use Only
9-15. Trouble Shooting Guide_Pen operation