DOWNLOAD LG 60PM6900-DD (CHASSIS:PB22B) Service Manual ↓ Size: 36.49 MB | Pages: 75 in PDF or view online for FREE

Model
60PM6900-DD (CHASSIS:PB22B)
Pages
75
Size
36.49 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
60pm6900-dd-chassis-pb22b.pdf
Date
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LG 60PM6900-DD (CHASSIS:PB22B) Service Manual ▷ View online

Check RF Cable
Y
Maybe MTK2112(IC100)
has problems
Check Tuner(TU1002-1 Power
(3.3V, 1.8V, 1.23V)
N
Replace one of Bead
& Recheck
Y
Check IF Signal pin #10,11
N
Maybe Tuner has problems
Y
3. Digital TV Video Trouble Shooting 
Pin No.
Description
1
RF_S/W_CTL
2
RESET
3
SCL
4
SDA
5
3.3V
6
SIF
7
1.8V
8
CVBS
9
NC_1
10
NC_2
11
NC_3
12
3.3V
13
1.23V
14
NC_4
15
GND
16
ERROR
17
SYNC
18
VALID
19
MCLK
20
D0
21
D1
22
D2
23
D3
24
D4
25
D5
26
D6
27
D7
Checking order
1. Check Tuner power  (Pin #5, #7, #12, 
#13)
2. Check Tuner I2C level  (Pin #3, #4)
3. Check Ts level  (Pin #21, #22, #23, #24, 
#25, #26, #27)
4. Check Ts Signal
Pin #1
Pin #11
Pin #13
Pin #14
Pin #26
Pin #27
Pin #15
SPDIF OUT
USB0 
Audio
AMP
I2S Out
MTK5369
USB2
USB1
RS-232C
PC-RGB
OPTIC
LAN
SYSTEM
DDR3x16_2Gb X 4
(8Gb)
LVDS
HDMI1
HDMI2
HDMI3
HDMI4
RGB,H/V
With EEPROM
Ethernet
CVBS
UART
HDMI
With
EEPROM
RF Emitter
Module(Bluetooth)
I2C
Sub 
Micom
(Renesas
)
Parallel TS
HD : 51P
FHD : 80P
USB2
USB1 
NVRAM
(1Mb)
X-TAL
(27MHz)
HDCP2.0
Wi-Fi
CVBS
F/Nim
Silicon Tuner
F/Nim
Silicon Tuner
Parallel TS
X-TAL
(32.768kHz)
eMMC
(2GB)
Demodulator
Cable
CVBS1/2 _LR
COMP1/2 _LR
CVBS/COMP2 _LR
COMP1_LR
4. Analog TV Video Trouble Shooting
CVBS
CVBS/COMP2
COMP
RGB_LR
COMP1
COMP
PC-AUDIO
Check RF Cable
Y
Check CVBS Signal
TU1001 #8 Pin
N
Y
Check CVBS Signal
Q1002 Base
N
Replace one of 
Q1002 Base
& Recheck
Y
N
Y
Check Tuner Power
(3.3V, 1.8V)
Replace one of 
L1108/L1109
& Recheck
Maybe Tuner(TU1002-1) has 
problems
Maybe BCM2112 (IC100)
has problems
4. Analog TV Video Trouble Shooting
Checking order
1. Check Tuner power  (Pin #5, #7,#12, 
#13)
2. Check Tuner I2C level  (Pin #3, #4)
3. Check Video signal  (Pin #8)
Pin No.
Description
1
RF_S/W_CTL
2
RESET
3
SCL
4
SDA
5
3.3V
6
SIF
7
1.8V
8
CVBS
9
NC_1
10
NC_2
11
NC_3
12
3.3V
13
1.23V
14
NC_4
15
GND
16
ERROR
17
SYNC
18
VALID
19
MCLK
20
D0
21
D1
22
D2
23
D3
24
D4
25
D5
26
D6
27
D7
Pin #1
Pin #11
Pin #13
Pin #14
Pin #26
Pin #27
Pin #15
Q1002 Base
SPDIF OUT
CVBS
USB0 
Audio
AMP
I2S Out
MTK5369
USB2
USB1
CVBS/COMP2
RS-232C
PC-RGB
PC-AUDIO
OPTIC
LAN
SYSTEM
DDR3x16_2Gb X 4
(8Gb)
LVDS
HDMI1
HDMI2
HDMI3
HDMI4
COMP
RGB,H/V
With EEPROM
Ethernet
CVBS
UART
HDMI
With
EEPROM
RF Emitter
Module(Bluetooth)
I2C
Sub 
Micom
(Renesas
)
Parallel TS
HD : 51P
FHD : 80P
USB2
USB1 
NVRAM
(1Mb)
X-TAL
(27MHz)
HDCP2.0
Wi-Fi
CVBS
F/Nim
Silicon Tuner
F/Nim
Silicon Tuner
Parallel TS
X-TAL
(32.768kHz)
eMMC
(2GB)
Demodulator
Cable
CVBS1/2 _LR
COMP1/2 _LR
RGB_LR
CVBS/COMP2 _LR
COMP1_LR
COMP1
COMP
5. Component Video Trouble Shooting
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