Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the
Schematic Diagram and Exploded View.
It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent
Shock, Fire, or other Hazards.
Do not modify the original design without permission of manufacturer.
General Guidance
An isolation Transformer should always be used during the
servicing of a receiver whose chassis is not isolated from the AC
power line. Use a transformer of adequate power rating as this
protects the technician from accidents resulting in personal injury
from electrical shocks.
It will also protect the receiver and it's components from being
damaged by accidental shorts of th e cir cuitry that may be
inadvertently introduced during the service operation.
If any fuse (or Fusible Resistor) in this TV receiver is blown,
replace it with the specified.
When replacing a high wattage resistor (Oxide Metal Film Resistor,
over 1 W), keep the resistor 10 mm away from PCB.
Keep wires away from high voltage or high temperature parts.
Before returning the receiver to the customer,
always perform an AC leakage current check on the exposed
metallic parts of the cabinet, such as antennas, terminals, etc., to
be sure the set is safe to operate without damage of electrical
shock.
Leakage Current Cold Check(Antenna Cold Check)
With the instrument AC plug removed from AC source, connect an
electrical jumper across the two AC plug prongs. Place the AC
switch in the on position, connect one lead of ohm-meter to the AC
plug prongs tied together and touch other ohm-meter lead in turn to
each exposed metallic parts such as antenna terminals, phone
jacks, etc.
If the exposed metallic part has a return path to the chassis, the
measured resistance should be between 1 MΩ and 5.2 MΩ.
When the exposed metal has no return path to the chassis the
reading must be infinite.
An other abnormality exists that must be corrected before the
receiver is returned to the customer.
Leakage Current Hot Check(See below Figure)
Plug the AC cord directly into the AC outlet.
Do not use a line Isolation Transformer during this check.
Connect 1.5 K / 10 watt resistor in parallel with a 0.15 uF capacitor
between a known good earth ground (Water Pipe, Conduit, etc.)
and the exposed metallic parts.
Measure the AC voltage across the resistor using AC voltmeter
with 1000 ohms/volt or more sensitivity.
Reverse plug the AC cord into the AC outlet and repeat AC voltage
measurements for each exp ose d metallic par t. Any voltage
measured must not exceed 0.75 volt RMS which is corresponds to
0.5 mA.
In case any measurement is out of the limits specified, there is
possibility of shock hazard and the set must be checked and
repaired before it is returned to the customer.
This spec. sheet is applied all of the 32”/37”/42”/47”/55”/65”
LCD TV, LT22E chassis by manufacturing LG TV Plant all over
the world
2. Specification
(1) Because this is not a hot chassis, it is not necessary to use
an isolation transformer. However, the use of isolation
transformer will help protect test instrument..
(2) Adjustment must be done in the correct order
(3) The adjustment must be performed in the circumstance of
25 ºC ±5 ºC of temperature and 65±10% of relative
humidity if there is no specific designation.
(4) The input voltage of the receiver must keep 100~220V,
50/60Hz
(5) Before adjustment, execute Heat-Run for 5 minutes at RF
no signal.
3. Adjustment items
3.1. PCB assembly adjustment items
(1) MAC Address, ESN Key and Wide-vine Key D/L
(2) LAN Test( Ping-Test )
(3) Main S/W program download : Using USB Memory stick
(4) Input Tool - Option
(5) Download EDID : EDID data are automatically downloaded
when adjusting the Tool Option.
(6) ADC Calibration – RGB & Component
(7) Check SW Version
4. PCB assembly adjustment method
4.1. MAC Address, ESN Key and Wide-vine
Key Download
(1) Input Area option.
(2) Adjustment of White Balance : Auto
(3) Adjustment of White Balance : Manual
(4) Intelligent Sensor Inspection Guide
(5) LAN Inspection Guide
(6) Widevine Key Inspection Guide
(7) Model name & Serial number D/L
(8) Wi-Fi MAC Address Check
(9) Local Dimming Inspection Guide
(10) Preset CH information
(11) Internal Press Test
(12) Motion Remote controller Inspection
(13) 3D Function test
Must be changed the option value because being different with
some setting value depend on module maker, inch and market
4.4.2. Equipment
Adjustment remote control
4.4.3. Adjustment method
The input methods are same as other chassis.(Use ADJ Key
on the Adjust Remocon.)
(If not changed the option, the input menu can differ the model
spec.)
Re fe r to Job Expre ss ion of each main ch assis ass’ y
(EBTxxxxxxxx) for Option value
Caution : Don’t Press “IN-STOP” key after completing the
function inspection.
4.5. EDID D/L method
Recommend that don’t connect HDMI and RGB(D-SUB) cable
when downloading the EDID.
If not possible, recommend that connect the MSPG equipment.
There are two methods of downloading the edid data
4.5.1. 1st Method
EDID datas are automatically downloaded when adjusting the
Tool Options.
Automatically downloaded when pushing the enter key after
adjusting the tool option5.
It takes about 2seconds
4.5.2. 2nd Method
● Caution : Must be checked that the tool option is right or not.
If tool option is wrong, hdmi edid data could not be
downloaded well.
1) Press the ADJ key
2) Move to the 10. EDID D/L and Press the right direction
key(►)
3) Press the right direction key(►) at Start.
4) After about a few seconds, appear “Waiting..” => “OK”, then
compele.
4.5.3. RS-232C command Method
1) Command : AE 00 10
● Caution : Don’t connect HDMI and RGB(D-SUB) cable when
downloading the EDID.
If the cables are connected, Downloading of edid
could be failed
After Input Tool Option and AC off
Before PCBA check, you have to change the Tool option and
have to AC off/on (Plug out and in)
(If missing this process, set can operate abnormally)
▪ Purpose : Adjust the color temperature to reduce the deviation
of the module color temperature.
▪ Principle : To adjust the white balance without the saturation,
Fix the one of R/G/B gain to 192 (default data) and
decrease the others.
▪ Adjustment mode : Three modes – Cool / Medium / Warm
※ Required Equipment
▪ Remote controller for adjustment
▪ Color Analyzer : CA100+ or CA-210 or same product (should
be used in the calibrated ch by CS-1000)
- LCD TV : CH-9
- PDP TV : CH-10
- White LED TV : CH-14
- RGB LED(MNT) : CH-16
- Auto W/B adjustment instrument(only for Auto adjustment)
5.2.1. Adjustment of White Balance :
(For Automatic Adjustment)
Co nnectin g diagra m of eq uipment for meas uring (F or
Automatic Adjustment)
1) Set TV in adj. mode using POWER ON key
2) Zero calibrate probe then place it on the center of the
Display
3) Connect Cable(RS-232C)
4) Select mode in adj. Program and begin adj.
5) When adj. is complete (OK Sing), check adj. status pre
mode(Warm, Medium, Cool)
6) Remove probe and RS-232C cable to complete adj.
▪ W/B Adj. must begin as start command “wb 00 00” , and
finish as end command “wb 00 ff”, and Adj. offset if need
※ Luminance min value is 150cd in the Cool/Medium/Warm
mode( For LCD)
5.2.2. Adjustment of White Balance (for Manual adjustment)
▪ Co lor analyzer(CA100+, CA210) should be used in the
calibrated ch by CS-1000
▪ Operate the zero-calibration of the CA100+ or CA-210, then
stick sensor to the module when adjusting.
▪ For manual adjustment, it is also possible by the following
sequence.
1) Select white pattern of heat-run by pressing “POWER ON”
key on remote control for adjustment then operate heat run
longer than 15 minutes.
(If not executed this step, the condition for W/B may be
different.)
2) Push “Exit” key.
3) Change to the AV mode by remote control.
4) Input external pattern (80% white pattern)
5) Push the ADJ key => Enter “0000” (Password)
6) Select “3. W/B ADJUST”
7) Enter the W/B ADJUST Mode
8) Stick the sensor to the center of the screen and select each
items (Red/Green/Blue Gain and Offset) using ▲/▼(CH +/-)
key on R/C..
9) Adjust R/ G/ B Gain using ◄/►(VOL +/-) key on R/C.
10) Adjust three modes all (Cool / Medium / Warm) : Fix the
one of R/G/B gain and change the others
11) When adjustment is completed, Enter “COPY ALL”
12) Exit adjustment mode using EXIT key on R/C.
※ CASE
First adjust the coordinate far away from the target value(x, y).
(1) x, y >target
i) Decrease the R, G.
(2) x, y < target
i) First decrease the B gain,
ii) Decrease the one of the others.
(3) x >target , y< target
i) First decrease B, so make y a little more than the target.
ii) Adjust x value by decreasing the R
(4) x < target , y >target
i) First decrease B, so make x a little more than the target.
ii) Adjust x value by decreasing the G
● Standard color coordinate and temperature when using the
CA100+ or CA210 equipment
Mode
Cool
Color coordinate
Temp
X Y
0.269±0.002 0.273±0.002 13000K
△uv
0.0000
Only for training and service purposes
- 17 -
Medium 0.285±0.002 0.293±0.002 9,300 K 0.000
Warm 0.313±0.002 0.329±0.002 6,500K 0.003
Change reason : When vivid mode, more detail than other
● In case of Edge LED module, the color coordinates is
changing by aging, so you have to use the below table.
The Time Table of color coordinates by SET Aging Time
GP3Aging
time
(Min)
10 ~ 2279288295308319338
23 ~ 5278286294306318336
36 ~ 9277285293305317335
410 ~19276283292303316333
520 ~ 35274280290300314330
636 ~ 49272277288297312327
750 ~ 79271275287295311325
880 ~ 149270274286294310324
9Over 150269273285293309323
CoolMediumWarm
xyxyxy
269273285293313329
■ In the SET applied LED module (LS5700/LM6200/LM6600/
LM7600 Series), cause of the physical characteristics of
LED Module, sets are taken a 120 minutes by aging time
to stabilize a color coordinates. So White Balance Control
equipments have to get the SET Aging Time from the SET
and then going to control the W/B by revise color coordinates
at each time
- To check the Coordinates of White Balance, you have to
measure at the below conditions.
Picture Mode : select Vivid and change
Dynamic Contrast : Off ,
Dynamic Colour : Off,
Clear White : Off
->Picture Mode change : Vidid -> Vivid(User)
(If you miss the upper condition, the coordinates of W/B can be
lower than the spec.)
5.3. Intelligent Sensor Inspection Guide
Step 1. Turn on the TV set.
Step 2. Press “EYE” button on the Adjustment remote controller.
Step 3. Block the Intelligent Sensor module on the front C/A
about 6 seconds.
When the “Sensor Data” is lower than 20, you can see the
“OK” message -> If it doesn’t show “OK” message, the Sensor
Module is defected one.
You have to replace that with a good one.
Green Eye-Check
Sensor Data : 492
BackLight : 100
OK
Step 4. After check the “OK” message come out, take out your
hand from the Sensor module.
-> Check “Sensor Data” value change from “0” to “300” or not.
If it doesn’t change the value, the sensor is also defected
one. You have to replace it.
5.4. LAN Inspection
1) LAN Port connection with PCB
2) Network setting at MENU Mode of TV
3) Setting automatic IP
4) Setting state conrmation
5) If automatic setting is nished, you conrm IP and MAC
1) Conrm Key input Data at the “IN START” MENU Mode
5.6. Model name & Serial number D/L
5.6.1. Notice
1) Serial number D/L is using of scan equipment.
2) Setting of scan equipment operated by Manufacturing
Technology Group.
3) Serial number D/L must be conformed when it is produced in
production line, because serial number D/L is mandatory by
D-book 4.0
4) Check the model name In-start menu -> Factory name
displayed (ex 32LS5700-DA)
5) Check the Diagnostics (DTV country only) -> Buyer model
displayed (ex 32LS5700-DA)
5.7. Wi-Fi MAC ADDRESS CHECK
5.7.1. Notice
1) Using RS232
CommandSet ACK
Transmission [A][l][][Set ID][][20][Cr][O][K][x] or [N][G]
2) Check the menu on in-start
5.6.2. Method : Auto
1) Press “Power on” key of service remocon.(Baud rate : 115200
bps)
2) Connect RS232 Signal Cable to RS-232 Jack
3) Write Serial number by use RS-232.
4) Must check the serial number at Instart menu
5.6.3. Method : Manual
* If the TV set is downloaded By OTA or Service man, Sometimes
model name or serial number is initialized.
( Not always) It is impossible to download by bar code scan, so
It need Manual download.
1) Press the ‘instart’ key of ADJ remote controller.
2) Go to the menu ‘6.Model Number D/L’ like below photo.
3) Input the Factory model name or Serial number like photo.
5.8. Local Dimming Inspection
5.8.1. Edge LED models with local dimming
1) Press ‘TILT” key of the Adj. R/C and check moving patterns. The black bar patterns moves from left to right. If local
dimming function does not work, a whole screen shows full
white.
Many electrical and mechanical parts in this chassis have special safety-related characteristics. These
parts are identified by in the Schematic Diagram and EXPLODED VIEW.
It is essenti al that these special safet y parts shoul d be replac ed with the same compo nents as
recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.
Do not modify the original design without permission of manufacturer.
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
10K
R150
1K
R151
1K
OPT
+3.3V_NORMAL
R144
10K
MTK_JTAG
R153
1K
OPT
R154
1K
+3.3V_NORMAL
R145
10K
MTK_JTAG
LED_PWM0
LED_PWM1
OPCTRL3
R146
10K
MTK_JTAG
R149
10K
+3.3V_NORMAL
NO_FRC
MODEL_OPT_0
MODEL_OPT_1
0
0
MODEL_OPT_2
MODEL_OPT_3
MODEL_OPT_4
MODEL_OPT_5
MODEL_OPT_6
MODEL_OPT_7
MODEL_OPT_8
MODEL_OPT_9
MODEL_OPT_10
3D DEPTH
DDR
CP BOX
T2 Tuner
S Tuner
Reserved
EPI
MODEL OPTION 8 is just for CP Box
It should not be appiled at MP
MTK_JTAG
R152
1K
12507WS-12L
MTK_JTAG
P100
1
2
3
4
5
6
7
8
9
10
11
12
13
Close to eMMC Flash
(IC8100)
EMMC_CLK
STRAPPING LED_PWM0 LED_PWM1 OPCTRL3
ICE mode + 27M + Serial boot 0 0 0
ICE mode + 27M + ROM to Nand boot 0 0 1
ICE mode + 27M + Rom to eMMC boot 0 1 0
from eMMC pins (share pins w/s NAND)
ICE mode + 27M + ROM to eMMC boot 0 1 1
from SDIO pins
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
MID_MAIN_2
2011.12.19
9
Page 31
+3.3V_NORMAL
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
DECAP FOR SOC (HIDDEN - UCC)DECAP FOR SOC (BOTTOM)
+1.2V_MTK_CORE
+1.5V_DDR
C508
0.1uF
C514
0.1uF
C520
0.1uF
C523
0.1uF
C527
0.1uF
+1.2V_MTK_CORE
C531
0.1uF
+1.5V_DDR
C533
0.1uF
C536
0.1uF
C537
0.1uF
C545
0.1uF
C547
0.1uF
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
MID_MAIN_3
2011.12.09
10
Page 32
K4B2G1646C-HCK0
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
2011.12.09
DDR ONE SIDE12
Page 33
FROM LIPS & POWER B/D
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
+3.5V_ST
+12V
C2401
0.1uF
+3.5V_ST
RL_ON
L2402
CIS21J121
C2406
0.1uF
16V
L2401
CIS21J121
50V
#16/#20/#23
LD - GND OR USE
LE(N.L.D.) - OPEN
LE(L.D.) - USE
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
MID_POWER
2011.11.25
24
Page 34
Renesas MICOM
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Eye Sensor Option
MODEL_OPT_4
MODEL_OPT_2
0
1
0
N/A
CM3231_CAPELLA
(GP3 Soft touch)(GP4 Soft touch)
1
MC8101_ABOV
(TACT_KEY)
CM3231_CAPELLA
POWER_ON/OFF1
+3.3V_NORMAL
R3034
4.7K
OPT
LOGO_LIGHT
LOGO_LIGHT
POWER_DET
SOC_RESET
LED_B/GP4_LED_R
C
B
E
INV_CTL
SOC_TX
Q3000
MMBT3904(NXP)
EDID_WP
SOC_RX
AMP_MUTE
EXT_AMP_MUTE
EDID_WP
EXT_AMP_RESET
CEC_REMOTE
MICOM
D3000
BAT54_SUZHO
D
For CEC
R3028
27K
G
Q3001-*1
SI1012CR-T1-GE3
S
HDMI_CEC_FET_VISHAY
+3.5V_ST
G
D
Q3001
RUE003N02
HDMI_CEC_FET_ROHM
R3029
120K
S
HDMI_CEC
2011.12.12
30
Page 35
BODY_SHIELD
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
GND
20
19
18
17
16
15
14
13
12
11
10
9
8
EAG62611201
7
6
5
4
3
2
1
RSD-105156-100
JK3301
HP_DET
5V
GND
DDC_DATA
DDC_CLK
ARC
CE_REMOTE
CK-
CK_GND
CK+
D0-
D0_GND
D0+
D1-
D1_GND
D1+
D2-
D2_GND
D2+
R33 00
0
CK-_HDMI4_JACK
CK+_HDMI4_JACK
D0-_HDMI4_JACK
D0+_HDMI4_JACK
D1-_HDMI4_JACK
D1+_HDMI4_JACK
D2-_HDMI4_JACK
D2+_HDMI4_JACK
5V_HDMI_4_JACK
R3308 100
R3309 100
CEC_REMOTE
Q3301
R3307
100K
MMBT3904(NXP)
R3310
1K
C
B
E
DDC_SDA_4_JACK
DDC_SCL_4_JACK
R3312
4.7K
R3311
1K
HDMI_ARC
UI : HDMI1
HDMI_HPD_4_JACK
BODY_SHIELD
20
EAG62611201
JK3303
RSD-105156-100
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
HP_DET
5V
GND
DDC_DATA
DDC_CLK
NC
CE_REMOTE
CK-
CK_GND
CK+
D0-
D0_GND
D0+
D1-
D1_GND
D1+
D2-
D2_GND
D2+
5V_HDMI_3_JACK
R3327
100K
MMBT3904(NXP)
R3328 100
R3329 100
C
Q3303
E
DDC_SDA_3_JACK
DDC_SCL_3_JACK
CEC_REMOTE
CK-_HDMI3_JACK
CK+_HDMI3_JACK
D0-_HDMI3_JACK
D0+_HDMI3_JACK
D1-_HDMI3_JACK
D1+_HDMI3_JACK
D2-_HDMI3_JACK
D2+_HDMI3_JACK
R3330
1K
R3331
1K
B
UI : HDMI3
R3336
4.7K
HDMI_HPD_3_JACK
E0
E1
E2
VSS
IC3300
M24C02-RMN6T
1
2
HDMI_EXT_EDID
3
4
5V_HDMI_1_SOC
VCC
8
WC
7
SCL
6
SDA
5
EDID_WP
R3319
22
HDMI_EXT_EDID
R3320
22
HDMI_EXT_EDID
C3300
0.1uF
16V
R3323
47K
+5V_NORMAL
A2CA1
MMBD6100
D3300
R3325
47K
DDC_SCL_1_SOC
DDC_SDA_1_SOC
5V_HDMI_3_JACK
C3302
0.1uF
16V
R3337
47K
+5V_NORMAL
A2CA1
MMBD6100
D3302
R3339
47K
DDC_SCL_3_JACK
DDC_SDA_3_JACK
BODY_SHIELD
20
EAG62611201
JK3302
RSD-105156-100
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
HP_DET
5V
GND
DDC_DATA
DDC_CLK
NC
CE_REMOTE
CK-
CK_GND
CK+
D0-
D0_GND
D0+
D1-
D1_GND
D1+
D2-
D2_GND
D2+
5V_HDMI_2_JACK
R3313
MMBT3904(NXP)
100K
R3314 100
R3315 100
CEC_REMOTE
CK-_HDMI2_JACK
CK+_HDMI2_JACK
D0-_HDMI2_JACK
D0+_HDMI2_JACK
D1-_HDMI2_JACK
D1+_HDMI2_JACK
D2-_HDMI2_JACK
D2+_HDMI2_JACK
C
Q3302
E
DDC_SCL_2_JACK
R3316
1K
R3317
1K
B
UI : HDMI2
R3318
4.7K
HDMI_HPD_2_JACK
BODY_SHIELD
20
EAG62611201
JK3300
RSD-105156-100
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
HP_DET
5V
GND
DDC_DATA
DDC_CLK
NC
CE_REMOTE
CK-
CK_GND
CK+
D0-
D0_GND
D0+
D1-
D1_GND
D1+
D2-
D2_GND
D2+
5V_HDMI_1_SOC
R3301
MMBT3904(NXP)
100K
R3302 100
R3303 100
CEC_REMOTE
CK-_HDMI1_SOC
CK+_HDMI1_SOC
D0-_HDMI1_SOC
D0+_HDMI1_SOC
D1-_HDMI1_SOC
D1+_HDMI1_SOC
D2-_HDMI1_SOC
D2+_HDMI1_SOC
C
Q3300
E
DDC_SDA_1_SOCDDC_SDA_2_JACK
DDC_SCL_1_SOC
R3304
1K
R3306
4.7K
HDMI_INTERNAL_EDID
R3305
1K
B
R3321
4.7K
HDMI_EXT_EDID
UI : HDMI4
HDMI_HPD_1_SOC
5V_HDMI_2_JACK
C3301
0.1uF
16V
R3324
47K
+5V_NORMAL
A2CA1
MMBD6100
D3301
R3326
47K
DDC_SCL_2_JACK
DDC_SDA_2_JACK
5V_HDMI_4_JACK
C3303
0.1uF
16V
R3338
47K
+5V_NORMAL
A2CA1
MMBD6100
D3303
R3340
47K
DDC_SCL_4_JACK
DDC_SDA_4_JACK
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
HDMI 4
2011.10.29
33
Page 36
RGB/ PC AUDIO/ SPDIF
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
RGB PC
DSUB_VSYNC
DSUB_HSYNC
DSUB_R+
DSUB_B+
DSUB_G+
M24C02-RMN6T
E0
E1
E2
VSS
1
RGB_EDID
2
3
4
IC3600
D3615
D3616
30V
OPT
30V
OPT
RGB_5V
VCC
8
WC
7
SCL
6
SDA
5
Closed to JACK
C3633
18pF
RGB_5V
R3641
2.7K
C3634
18pF
50V
50V
A1
C
A2
MMBD6100
D3620
R3645
R3642
10K
2.7K
RGB_EDID
D3621
ADUC 5S 02 0R5L
5.5V
OPT
111112121313141415
6677889
112233445
JK3603
SLIM-15F-D-2
91010
+5V_NORMAL
JK3602
2F11TC1-EM52-4F
VIN
A
VCC
B
GND
C
Fiber Optic
4
SHIELD
R3620
2.7K
R3615
33
D3613
5.5V
ADUC 5S 02 0R5L
D3612-*1
OPT
OPT
D3611-*1
ESD_MTK
5.6V
ESD_MTK
5.6V
+3.3V_NORMAL
PC_L_IN
PC_R_IN
C3615
0.1uF
16V
EDID_WP
R3643 22
RGB_DDC_SCL
R3644 22
RGB_DDC_SDA
D3622
ADUC 5S 02 0R5L
5.5V
OPT
RGB_DEBUG
R3602
100
SOC_RX
RGB_DEBUG
R3647
100
R3600
D3600
0
20V
R3601
+3.3V_NORMAL
R3646
10K
D3623
5.6V
OPT
OPT
NON_RGB_DEBUG
DSUB_DET
0
NON_RGB_DEBUG
5
15
16
16
D3601
SOC_TX
20V
OPT
SPDIF OUT
PC AUDIO
JK3601
KJA-PH-0-0177
SPDIF_OUT
D3613-*1
ADUC 5S 02 0R5L
ESD_MTK
5 GND
4 L
3 DETECT
1 R
5.5V
D3611
5.6V
OPT
D3612
5.6V
OPT
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
JACK HIGH / MID
2011.11.21
36
Page 37
HP_LOUT
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
HP_ROUT
HP_DET
+3.3V_NORMAL
R3700
10K
HP_OUT
VA3700
5.6V
OPT
JK3700
KJA-PH-0-0177
5GND
4L
3DETECT
1R
EAG61030001
HP_OUT
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
ESD for MTK
VA3700-*1
5.6V
ESD_MTK_HP_OUT
ESD for LG1152
VA3700-*2
5.6V
ESD_LG1152_HP_OUT
JACK_COMMON
2011.11.21
37
Page 38
RS232C
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
0.1uF
0.1uF
RS232
RS232
RS232
RS232
C38000.1uF
C3801
C38020.1uF
C3803
DOUT2
12V_COMMERCIAL_OUT
12V 1A FOR COMMERCIAL(RS-232C POWER)
12V_COMMERCIAL_OUT
IC3800
+3.5V_ST
MAX3232CDR
C1+
V+
C1-
C2+
C2-
V-
RIN2
1
2
3
4
RS232
5
6
7
8
EAN41348201
VCC
16
GND
15
DOUT1
14
RIN1
13
ROUT1
12
DIN1
11
DIN2
10
ROUT2
9
+3.5V_ST
R3811
IR_OUT
RS232
100
R3820
RS232
100
R3821
+3.5V_ST
OPT_RS232
R3834
10K
FOR COMMERCIAL
R3814
D3805
20V
OPT
4.7K
OPT
D3804
20V
OPT
4.7K
OPT
SOC_RX
SOC_TX
9
8
7
6
RS232
SPG09-DB-009
JK3803
+3.5V_ST
10
5
4
3
2
1
UART_4PIN_STRAIGHT
P3800
12507WS-04L
1
2
3
4
5
UART_4PIN_ANGLE
P3801
12507WR-04L
1
2
3
4
5
CVBS 1 PHONE JACK
AV_JACK_BLACK
JK3800
KJA-PH-1-0177
5 M5_GND
4 M4
3 M3_DETECT
1 M1
6 M6
AV_JACK_YELLOW
JK3800-*1
KJA-PH-1-0177-1
5 M5_GND
4 M4
3 M3_DETECT
1 M1
6 M6
D3800
5.6V
OPT
D3801
5.6V
D3802
5.6V
+3.3V_NORMAL
R3810
10K
OPT
OPT
AV1_CVBS_DET
AV1_CVBS_IN
AV1_L_IN
AV1_R_IN
COMPONENT 1 PHONE JACK
COMP_JACK_BLACK
JK3801
KJA-PH-1-0177
5 M5_GND
4 M4
3 M3_DETECT
1 M1
6 M6
COMP_JACK_GREEN
JK3801-*1
KJA-PH-1-0177-2
5 M5_GND
4 M4
3 M3_DETECT
1 M1
6 M6
D3803
5.6V
OPT
+3.3V_NORMAL
R3806
10K
COMP1_DET
COMP1_Y
COMP1_Pb
COMP1_Pr
ESD For MTKESD For LG1152
D3803-*1
5.6V
ESD_MTK
D3800-*1
5.6V
ESD_MTK
D3801-*1
5.6V
ESD_MTK
D3802-*1
5.6V
ESD_MTK
D3803-*2
5.6V
ESD_LG1152
D3800-*2
ESD_LG1152
D3801-*2
5.6V
ESD_LG1152
D3802-*2
5.6V
ESD_LG1152
5.6V
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
JACK_COMMON
2011.11.21
38
Page 39
IR
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
IR & KEY
COMMERCIAL
MMBT3904(NXP)
COMMERCIAL_IR
Q4100
+3.5V_ST
R4101
1K
IR_BYPASS
COMMERCIAL_IR
C
B
E
COMMERCIAL_IR
COMMERCIAL_IR
R4100
0
COMMERCIAL_IR
R4102
10K
MMBT3904(NXP)
R4103
Q4101
+3.5V_ST
3.3K
IR_OUT
R4104
47K
C
B
E
COMMERCIAL_IR
COMMERCIAL_IR
COMMERCIAL
COMMERCIAL_IR_EU
R4105
22
MMBT3904(NXP)
COMMERCIAL_IR_EU
+3.5V_ST
IR_BYPASS
R4107
10K
+3.5V_ST
R4109
1K
COMMERCIAL_IR_EU
C
Q4102
B
E
R4108
0
COMMERCIAL_IR_US
KEY1
KEY2
COMMERCIAL_IR
R4111
10K
Q4104
MMBT3904(NXP)
COMMERCIAL_IR
R4115
3.3K
+3.5V_ST
R4117
10K
5%
R4113
100
R4114
100
+3.5V_ST
C
B
E
R4118
10K
5%
R4119
47K
COMMERCIAL_IR
+3.5V_ST
C4100
0.1uF
C4102
0.1uF
AMOTECH CO., LTD.
L4100
BLM18PG121SN1D
AMOTECH CO., LTD.
D4100
5.6V
OPT
C4104
1000pF
50V
Soft Touch Micom D/L
Zener Diode is
close to wafer
RGB Sensor
D4101
5.6V
OPT
LED_B/GP4_LED_R
EEPROM_SCL
EEPROM_SDA
C4107
100pF
50V
R4123
100
R4124
100
R4125 1.5K
D4104
5.6V
D4105
ADUC 20S 02 010L
20V
OPT
D4106
ADUC 20S 02 010L
20V
OPT
OPT
AMOTECH CO., LTD.
GP4_IR_10P
P4102
12507WR-10L
1
2
3
4
5
6
7
8
9
10
11
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
ESD for MTK
D4105-*1
ADUC 20S 02 010L
10pF
20V
ESD_MTK
D4106-*1
ADUC 20S 02 010L
20V
10pF
ESD_MTK
D4100-*1
200pF
5.6V
ADMC 5M 02 200L
ESD_MTK
D4101-*1
5.6V
200pF
ADMC 5M 02 200L
ESD_MTK
D4104-*1
200pF
5.6V
ADMC 5M 02 200L
ESD_MTK
ESD for LG1152
D4100-*2
200pF
5.6V
ADMC 5M 02 200L
ESD_LG1152
D4101-*2
5.6V
200pF
ADMC 5M 02 200L
ESD_LG1152
D4104-*2
200pF
5.6V
ADMC 5M 02 200L
ESD_LG1152
IR / KEY
2011.11.21
41
Page 40
+5V_USB FOR USB1
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
POWER_ON/OFF2_4
+24V
L4305
BLM18PG121SN1D
C4324
10uF
35V
R4328
10K
C4327
0.1uF
16V
0.1uF
C4326
0.1uF
50V
OPT
Vout=0.8*(1+R1/R2)
16V
330K
R4329
C4329
SS/TR
C4328
0.01uF
50V
0
BOOT
VIN
R4330
EN
IC4305
TPS54331D
1
2
3
3A
4
+3.3V_NORMAL
R4327
R4323
10K
10K
MAX 2A
D4304-*1
40V
SX34
L4308
6.8uH
PH
8
D4304
SMAB34
GND
7
COMP
6
VSENSE
5
C4333
C4336
22uF
10V
C4334
4700pF
50V
R4336
20K
0.1uF
16V
/USB_OCD1
820
1%
R4343
R1
R2
OPT
C4338
1%
1000pF
R4338
10K
50V
1%
2K
R4339
USB_CTL1
USB_DM1
USB_DP1
40V
C4332
47pF
50V
OPT
IN_1
IN_2
ILIM_SEL
IC4303
TPS2554
GND
1
2
3
4
EN
5
11
THERMAL
[EP]
FAULT
10
OUT_2
9
1/10W
C4323
10uF
10V
OPT
OUT_1
8
ILIM0
7
ILIM1
6
R4300
27K
R4341
27K
1/10W
OPT
D4303
RCLAMP0502BA
USB1
DVR Ready
MAX 1.8A
3AU 04S-3 05-Z C-(LG )
JK4 303
1234
USB DOWN STR EAM
5
DEV_USB_DCDC_BD86180
IC4306-*1
BD86180MUV
EN
1
COMP
2
THERMAL
SS
3
RT
4
CTL2
5
CTL1
6
FLG2
7
FLG1
8
USB_OUT2
9
GND_1
10
GND_2
11
USB_OUT113USB_IN_1
12
+12V
L4306
BLM18PG121SN1D
C4325
10uF
16V
+5V_USB
[EP]GND
VREG
24
GND_3
25
23
VIN_2
22
VIN_1
21
PGND_2
20
PGND_1
19
BST
18
SW_2
17
SW_1
16
USB_IN_3
15
USB_IN_2
14
ESD for MTK
C4337
22uF
R4342
C4342
100pF
50V
R4332
10K
0.1uF
16V
10K
5%
C4340
4700pF
IC4306
SN1104041, DC-DC+2CH USB SW
[EP]GNDC4300
V7V
24
C4341
4.7uF
10V
L4307
3.6uH
C4301
22uF
10V
10V
C4331
0.1uF
16V
AGND_3
VIN_2
VIN_1
PGND_2
PGND_1
BST
LX_2
LX_1
SW_IN_3
SW_IN_2
SW_IN_1
THERMAL
25
23
22
21
20
19
18
17
16
15
14
13
EN
1
COMP
2
SS
3
ROSC
4
USB_DCDC_SN1104041
EN_SW2
5
EN_SW1
6
NFAULT2
7
NFAULT1
8
SW_OUT2
9
AGND_1
10
USB_DCDC_SN1104041
AGND_2
11
SW_OUT1
12
USB_DCDC_SN1104041
C4340-*1
0.01uF
50V
50V
USB_DCDC_BD86180
+5V_USB_3
+5V_USB_2
POWER_ON/OFF2_4
10K
R4301
10K
R4302
+3.3V_NORMAL
10K
10K
OPT
R4304
R4303
OPT
USB_CTL2
/USB_OCD2
USB_DM2
USB_DP2
+5V_USB_2
C4322
10uF
10V
USB2
MAX 1.5A
3AU 04S-3 05-Z C-(LG )
OPT
D4302
RCLAMP0502BA
JK4 302
1234
USB DOWN STR EAM
5
USB3
+5V_USB_3
ESD for LG1152
MAX 1.5A
3AU 04S-3 05-Z C-(LG )
JK4 300
1234
D4300-*2
RCLAMP0502BA
ESD_LG1152
D4302-*1
RCLAMP0502BA
ESD_LG1152
D4303-*3
RCLAMP0502BA
ESD_LG1152
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
From SoC
USB_CTL3
/USB_OCD3
USB_DM3
USB_DP3
WIFI_DM
WIFI_DP
USB_WIFI
+5V_USB
L4302
WIFI120-ohm
BLM18PG121SN1D
C4319
0.1uF
16V
WIFI
For EMI
USB3_HUB_WiFi
C4320
0.1uF
16V
WIFI
C4310
10uF
C4321
10uF
WIFI
USB DOWN STR EAM
P4301
12507WR-04L
WIFI
1
2
3
4
5
.
5
OPT
D4300
10V
C4339
10uF
10V
10V
WIFI
RCLAMP0502BA
MAX 0.4A
VDD
DM
DP
GND
2011.10.26
43
Page 41
ZigBee_Radio Pulse M_REMOTE OPTION
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
P4800
12507WR-08L
M_REMOTE
9
+3.3V_NORMAL
L4800
120-ohm
3.3V
1
GND
2
RX
3
TX
4
RESET
5
DC
6
DD
7
GND
8
C4800
0.1uF
M_REMOTE
AR4800
100
1/16W
M_REMOTE
M_REMOTE_RX
M_REMOTE_TX
M_RFModule_RESET
M_RFModule_ISP
3D_SYNC_RF
3D_SYNC_RF
Only For PDP
ALL M_REMOTE OPTION
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
MOTION REMOTE
2011.11.21
48
Page 42
Ethernet Block
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LAN_JACK_POWER
JK5000
XRJH-01A-4-DA7-180-LG(B)
LAN_XML
P1[CT]
1
P2[TD+]
2
P3[TD-]
3
P4[RD+]
4
P5[RD-]
5
P6[CT]
6
P7
7
P8
8
P9
9
P10[GND]
10
P11
11
YL_C
D1
YL_A
D2
GN_C
D3
GN_A
D4
12
SHIELD
JK5000-*1
TLA-6T764
LAN_TDK
R1
1
R2
2
R3
3
R4
4
R5
5
R6
6
R7
7
R8
8
R9
9
R10[GND]
10
R11
11
YL_C
D1
YL_A
D2
GN_C
D3
GN_A
D4
12
SHIELD
C5000
0.1uF
16V
C5001
0.01uF
50V
D5000
5.5V
OPT
C5002
0.1uF
16V
D5001
5.5V
OPT
C5003
0.01uF
50V
D5002
5.5V
EPHY_TDP
EPHY_TDN
EPHY_RDP
EPHY_RDN
D5003
5.5V
OPT
OPT
ESD for MTK
D5000-*1
ESD_MTK
ADUC 5S 02 0R5L
D5001-*1
ESD_MTK
ADUC 5S 02 0R5L
D5002-*1
ESD_MTK
ADUC 5S 02 0R5L
D5003-*1
ESD_MTK
ADUC 5S 02 0R5L
ESD for LG1152
ESD_LG1152
D5000-*2
5.5V
ADUC 5S 02 0R5L
ESD_LG1152
D5001-*2
5.5V
ADUC 5S 02 0R5L
ESD_LG1152
D5002-*2
5.5V
ADUC 5S 02 0R5L
ESD_LG1152
D5003-*2
5.5V
ADUC 5S 02 0R5L
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
LAN_VERTICAL
2011.12.09
50
Page 43
Q1801
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
AMP_NEO
2011.11.21
54
Page 44
+3.3V_NORMAL
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
EARPHONE AMP
HP_LOUT_MAIN
HP_ROUT_MAIN
4.7K
R6100
OPT
R6101
C6100
1uF
10V
C6103
1uF
10V
R6102
4.7K
OPT
R6103
4.7K
Close to the IC
INL-
1
INL+
2
INR+
3
INR-
4
OUTL
16
EAN60724701
5
OUTR
L6100
120-ohm
BLM18P G12 1SN1D
C6104
1uF
10V
VDD
SGND
14
15
IC6100
TPA6132A2
6G07G18
EN
13
HPVSS
C6105
10uF
10V
12
11
10
9
C6106
2.2uF
10V
HPVDD
CPP
PGND
CPN
C6107
0.1uF
16V
C6108
2.2uF
10V
C6109
2.2uF
10V
R6104
100K
OPT
HP_LOUT_AMP
Q6100
MMBT3904(NXP)
HP_ROUT_AMP
+3.3V_NORMAL
R6105
4.7K
C
B
E
OPT
R6106
0
R6107
1K
SIDE_HP_MUTE
From Micom
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
HEADPHONE AMP
2011.09.29
61
Page 45
T/C/S & H/NIM & T2/C TUNER(EU & CHINA)
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
TU6504
TDSH-T151F
TW_H/NIM
RF_S/W_CTL
RESET
SCL
SDA
+B1[3.3V]
SIF
+B2[1.8V]
CVBS
IF_AGC
DIF[P]
DIF[N]
12
SHIELD
TDSS-G151D
1
2
3
4
5
6
7
8
9
10
11
TU6500
T/C_H/NIM_V
NC
RESET
SCL
SDA
+B1[3.3V]
SIF
+B2[1.8V]
CVBS
IF_AGC
DIF[P]
DIF[N]
12
SHIELD
1
2
3
4
5
6
7
8
9
10
11
TU6501
TDSN-G351D
T2/C_F/NIM_DEV
NC_1
RESET
SCL
SDA
+B1[3.3V]
SIF
+B2[1.8V]
CVBS
NC_2
NC_3
NC_4
+B3[3.3V]
+B4[1.23V]
NC_5
GND
ERROR
SYNC
VALID
MCLK
D0
D1
D2
D3
D4
D5
D6
D7
28
SHIELD
TDSQ-H051F
+5V[SPLITTER]
1
RESET
2
TU_SCL
3
TU_SDA
4
M_+3.3V
5
M_SIF
6
M_+1.8V
7
M_CVBS
8
M_IF_AGC
9
M_DIF[P]
10
M_DIF[N]
11
S_3.3V
12
S_1.8V
13
S_CVBS
14
GND_1
15
SD_ERROR
16
SD_SYNC
17
SD_VALID
18
SD_MCLK
19
SD_SERIAL_D0
20
N.C_1
21
N.C_2
22
N.C_3
23
N.C_4
24
N.C_5
25
N.C_6
26
N.C_7
27
GND_2
GND_3
SD_1.23V_DEMOD
SD_RESET
SD_3.3V_DEMOD
N.C_8
SD_SCL
SD_SDA
TU6502
CHB_V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
RF_SWITCH_CTL USE: T2/C,T/C,ATSC,DTMB.ISDB-T
TU6503
TDSQ-G051D
T/C/S2_V
N.C_1
RESET
SCL
SDA
+3.3V_TUNER
SIF
+1.8V_TUNER
CVBS
T/C_IF_AGC
T/C_DIF[P]
T/C_DIF[N]
N.C_2
N.C_3
N.C_4
GND_1
ERROR
SYNC
VALID
MCLK
D0
D1
D2
D3
D4
D5
D6
D7
GND_2
GND_3
+1.23V_S2_DEMOD
S2_RESET
+3.3V_S2_DEMOD
S2_F22_OUTPUT
S2_SCL
S2_SDA
LNB
GND_4
38
SHIELD
BR_F/NIM_V
CN_ATBM
TU6501-*1
TU6501-*2
TDSN-B051F
TDSN-C251D
RF_S/W_CTL
1
1
RESET
2
2
SCL
3
3
SDA
4
4
+B1[3.3V]
5
5
SIF
6
6
+B2[1.8V]
7
AT_H/NIM_V
TU6500-*1
TDSS-H151F
NC
1
RESET
2
SCL
3
SDA
4
+B1[3.3V]
5
SIF
6
+B2[1.8V]
7
CVBS
8
IF_AGC
9
DIF[P]
10
DIF[N]
11
12
SHIELD
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
SHIELD
7
CVBS
8
8
NC_1
9
9
NC_2
10
NC_3
11
+B3[3.3V]
12
+B4[1.23V]
13
NC_4
14
GND
15
ERROR
16
SYNC
17
VALID
18
MCLK
19
D0
20
D1
21
D2
22
D3
23
D4
24
D5
25
D6
26
D7
27
28
SHIELD
RF_S/W_CTL
RESET
SCL
SDA
+B1[3.3V]
SIF
+B2[1.8V]
CVBS
NC_1
NC_2
NC_3
+B3[3.3V]
+B4[1.23V]
NC_4
GND
ERROR
SYNC
VALID
MCLK
D0
D1
D2
D3
D4
D5
D6
D7
TU6501-*3
TDSN-C051D
28
SHIELD
CN_LG3921
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
RF_S/W_CTL
1
RESET
2
SCL
3
SDA
4
+B1[3.3V]
5
SIF
6
+B2[1.8V]
7
CVBS
8
NC_1
9
NC_2
NC_3
+B3[3.3V]
+B4[1.23V]
NC_4
GND
ERROR
SYNC
VALID
MCLK
D0
D1
D2
D3
D4
D5
D6
D7
T2/C/S2
TU6503-*1
TDSQ-G351D
N.C_1
1
RESET
2
SCL
3
SDA
4
+B1[3.3V]
5
SIF
6
+B2[1.8V]
7
CVBS
8
N.C_2
9
N.C_3
10
N.C_4
11
+B3[3.3V]
12
+B4[1.23V]
13
N.C_5
14
GND_1
15
ERROR
16
SYNC
17
VALID
18
MCLK
19
D0
20
D1
21
D2
22
D3
23
D4
24
D5
25
D6
26
D7
27
GND_2
28
GND_3
29
+B5[1.23V]
30
S2_RESET
31
+B6[3.3V]
32
S2_F22_OUTPUT
33
S2_SCL
34
S2_SDA
35
LNB
36
GND_4
37
38
SHIELD
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
3. Signal Width >= 12mils
Signal to Signal Width = 12mils
CHB
OPT
C6523
C6525
100pF
0.1uF
50V
16V
+1.23V_TU
+1.8V_TU
DVB_S&CHB
BLM18PG121SN1D
C6515
0.1uF
DVB_S&CHB
C6517
18pF
50V
C6518
18pF
50V
L6501
LNB_TX
+1.23V_TU
C6519
10uF
10V
DVB_S&CHB
R6503 22
DVB_S&CHB
R6504 22
DVB_S&CHB
OPT
R6511
100K
C6520
0.1uF
16V
R6518
82
E
Q6500
C
MMBT3906(NXP)
Ground Width >= 24mils
+3.3V_D_Demod
OPT
C6528
10uF
6.3V
CHB_CVBS
CHB_ERR
CHB_SYNC
CHB_VAL
CHB_CLK
TU_TS_ERR
FE_TS_SYNC
TU_TS_VAL
FE_TS_CLK
CHB_DATA
FE_TS_DATA[0-7]
+3.3V_D_Demod
OPT
R6512
2.2K
R6513
10
C6521
DVB_S&CHB
0.1uF
OPT
OPT
C6524
100pF
/TU_RESET
TUNER_SIF
C6527
/S2_RESET
0.1uF
OPT
R6521
220
E
Q6501
MMBT3906(NXP)
C
+3.3V_D_Demod
I2C_SCL4
I2C_SDA4
CHB_CVBS
CHB_ERR
CHB_SYNC
CHB_VAL
CHB_CLK
CHB_DATA
ATV_OUT
2012 perallel
because of derating
+3.3V_TU
+3.3V_TU_IN
NOT_T/C&AT
C6533
10uF
16V
C6531
0.1uF
ERROR & VALID PIN
TU_CVBS
T/C_H/NIM
NOT_DVB_S
Not_L9_T2/C/S
NOT_T/C&AT
BLM18PG121SN1D
T/C/S2T2/C_F/NIMT2/C/S2CHB
DVB_S&CHBDVB_S&CHBDVB_S&CHB
NOT_T/C&AT
T/C&AT&CHB
Not_L9_T2/C/S
+5V_NORMAL
C6535
1uF
OPT
+3.3V_D_Demod
L6506
+3.3V_NORMAL
L9_T2/C/S
IC6500
74LVC1G08GW
TU_TS_VAL
TU_TS_ERR
DVB_SDVB_ST/C&AT&CHBT/C&AT&CHB
NOT_T/C&AT
T2/C
T2/C&CN
T2/C&CHB&CN
NOT_T/C&AT&CHBNOT_T/C&AT&CHB
NOT_DVB_S
Not_L9_T2/C/SNot_L9_T2/C/S
C6540
0.1uF
B
A
GND
NOT_T/C&AT
T2/C
T2/C&CN
T2/C&CHB&CN
NOT_T/C&AT&CHB
L9_T2/C/S
AP2132MP-2.5TRG1
PG
EN
R6523
10K
VIN
VCTRL
1
2
3
NOT_L9_T2/C/S
NOT_T/C&AT
IC6501
1
2
3
4
2A
EAN61387601
R6525
0
NOT_T/C&AT
T/C&AT&CHB
T2/C&CHB&CN
H/NIM&CHB
9
THERMAL
CHB
5
4
8
7
6
5
+3.3V_TU
VCC
L9_T2/C/S
Y
L9_T2/C/S
AT_H/NIM
NOT_DVB_S
Not_L9_T2/C/S
[EP]
GND
ADJ
VOUT
NC
C6544
Vout=0.6*(1+R1/R2)
NOT_T/C&AT
C6538
10uF
10V
Close to the tuner
L6503
BLM18PG121SN1D
C6529
C6526
0.1uF
22uF
10V
16V
NOT_T/C&AT
C6542
0.1uF
465mA(MAX)
+3.3V_TU
C6530
0.1uF
16V
Close to the tuner
TUNER
+3.3V_TU
IC6503
AZ1117BH-1.8TRE1
IN
3
+5V_NORMAL
C6532
0.1uF
0.1uF
16V
R6526
100
1/16W
5%
NOT_T/C&AT
RF_SWITCH
NOT_T/C&AT&CHB
NOT_DVB_S
Not_L9_T2/C/S
T2 : Max 1.7A
else : Max 0.7A
NOT_T/C&AT
R6527
20K
1%
NOT_T/C&AT
R6528
11K
1%
R6529
10K
1%
NOT_T/C&AT
OUT
2
1
ADJ/GND
BR_TW_CN_TUNER
R6532-*1
BLM18PG121SN1D
120-ohm
MTK/L9_DVB/ATSC/NTSC
R6532
0
16V
FE_TS_VAL
CN
CN
BR
+1.23V_TU
R2
R1
CHB : Max 480mA
else : Max 240mA
+1.8V_TU
R6531
1
C6546
C6548
10uF
0.1uF
10V
16V
C6534
C6536
22uF
10V
Close to the tuner
2011.11.21
CN
R6528-*1
12K
1/16W
1%
NOT_T/C&AT
C6549
10uF
16V
150mA(MAX)
+5V_TU
22uF
10V
C6539
0.1uF
16V
LNB_TX
LNB_OUT
ATV_OUT
+5V_TU
R6520
220
B
R6519
1K
OPT
65
Page 46
FOR COMMERCIAL 12V OUT RS-232C 9 PIN
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
(OPT:COMMER_EXT_12V)
R7001
100
IC7000
MP5000DQ
COMMERCIAL_12V_CTL
FOR 12V CONTROL (FROM MICOM)
AUDIO OUT JACK
(OPT:COMMER_EXT_AMP)
C7000
470pF
50V
R7000
1K
DV/DT
ENABLE/FAULT
I-LIMIT
SPK_L_OUT_COMMERCIAL
SPK_R_OUT_COMMERCIAL
GND
C7001
1uF
25V
10
9
8
7
6
SOURCE_5
SOURCE_4
SOURCE_3
SOURCE_2
SOURCE_1
+12V
C7002
22uF
25V
C7006
10uF
16V
C7007
10uF
16V
D7000
5.6V
C7003
22uF
25V
D7001
5.6V
12V_COMMERCIAL_OUT
L7000
BLM18PG121SN1D
C7004
0.1uF
50V
R7004
100K
R7005
22K
COMMER_EXT_AMP_JACK
KJA-PH-0-0177
5GND
4L
3DETECT
1R
EAG61030001
1
2
3
4
NC
5
11
VCC
B
JK7000
+3.5V_ST
C
Q7001
MMBT3904(NXP)
E
R7006
10K
12V_EXT_PWR_DET
FOR COMMERCIAL AUDIO OUT
(OPT:COMMER_EXT_AMP)
+24V
L7001
BLM18PG121SN1D
C7005
0.1uF 50V
AUDIO_L_OUT_COMMERCIAL
AUDIO_R_OUT_COMMERCIAL
EXT_AMP_RESET
FOR AMP RESET (MAIN SOC)
EXT_AMP_MUTE
SPK_L_OUT_COMMERCIAL
PATTERN SHOULD BE CONSIDERED (MAX 3W)
SPK_R_OUT_COMMERCIAL
P7000
12507WR-12L
1
2
3
4
5
6
7
8
9
10
11
12
13
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
COMMERCIAL_OPTION
2011.11.21
70
Page 47
LVDS
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LVDS_51PIN
P7100
FI-RE51S-HF-J-R1500
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
GND
[51Pin LVDS OUTPUT Connector]
NC
NC
NC
NC
NC
AUO_65_MIRROR
LVDS_SEL
NC
NC
L/DIM_ENABLE
GND
RA0N
RA0P
RA1N
RA1P
RA2N
RA2P
GND
RACLKN
RACLKP
GND
RA3N
RA3P
RA4N
RA4P
GND
BIT_SEL
RB0N
RB0P
RB1N
RB1P
RB2N
RB2P
GND
RBCLKN
RBCLKP
GND
RB3N
RB3P
RB4N
RB4P
GND
GND
GND
GND
GND
NC
VLCD
VLCD
VLCD
VLCD
R7100 33
LGD_2D/3D_CTRL
R7105 33
CP_BOX
R7106 33
CP_BOX
R710733
LGD_32/37_LVDS_PWM
R7108
33
LGD_32/37_LVDS_OPC
2D/3D_CTL
PWM_DIM1
OPC_EN
PANEL_VCC
I2C_SDA1
I2C_SCL1
TXA0N
TXA0P
TXA1N
TXA1P
TXA2N
TXA2P
TXACLKN
TXACLKP
TXA3N
TXA3P
TXA4N
TXA4P
TXB0N
TXB0P
TXB1N
TXB1P
TXB2N
TXB2P
TXBCLKN
TXBCLKP
TXB3N
TXB3P
TXB4N
TXB4P
L7100
BLM18SG121TN1D
LVDS_51PIN
C7100
C7101
10uF
1000pF
16V
50V
OPT
OPT
LVDS_SEL
+3.3V_NORMAL
R7101
3.3K
LVDS_SEL_HIGH
R7102
10K
LVDS_SEL_LOW
BIT_SEL
C7102
0.1uF
50V
OPT
[41Pin LVDS OUTPUT Connector]
LVDS_41PIN
P7101
FI-RE41S-HF-J-R1500
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
R7103
10K
BIT_SEL_LOW
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
GND
NC
NC
NC
NC
NC
NC
NC
NC
GND
RC0N
RC0P
RC1N
RC1P
RC2N
RC2P
GND
RCCLKN
RCCLKP
GND
RC3N
RC3P
RC4N
RC4P
GND
GND
RD0N
RD0P
RD1N
RD1P
RD2N
RD2P
GND
RDCLKN
RDCLKP
GND
RD3N
RD3P
RD4N
RD4P
GND
GND
R7104 33
AUO_2D/3D_CTRL
2D/3D_CTL
TXC0N
TXC0P
TXC1N
TXC1P
TXC2N
TXC2P
TXCCLKN
TXCCLKP
TXC3N
TXC3P
TXC4N
TXC4P
TXD0N
TXD0P
TXD1N
TXD1P
TXD2N
TXD2P
TXDCLKN
TXDCLKP
TXD3N
TXD3P
TXD4N
TXD4P
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
LVDS_HIGH_MID
2011.08.11
71
Page 48
LOCAL DIMMING
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
[To LED DRIVER]
P7600
12507WR-08L
L/DIM_OUT
1
2
3
4
5
6
7
8
9
+3.3V_NORMAL
R7600
10K
OPT
R7601
10K
L/DIM_OUT
AR7600
33
1/16W
L/DIM_OUT
R760633
L/DIM_OUT
R7607
4.7K
L/DIM_OUT
L/DIM0_SCLK
L/DIM0_MOSI
I2C_SCL1
I2C_SDA1
L/DIM0_VS
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
LOCAL DIMMING
2011.12.13
76
Page 49
THIS IS REVERSE PATTERN !!!!
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
T-Con
2011.12.01
77
Page 50
eMMC I/F
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LOGO_LIGHT
+3.5V_ST
10K
R8902
R8901
10K
LOGO_LIGHT
OPT
C8900
0.1uF
16V
LOGO_LIGHT
1K
R8903
LOGO_LIGHT
LOGO_LIGHT
B
Q8900
MMBT3904(NXP)
+3.5V_ST
R8900
22
LOGO_LIGHT
C
E
12507WR-03L
L8900
LOGO_LIGHT
BLM18PG121SN1D
P8900
1
LOGO_LIGHT
2
3
4
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Page 52
Page 53
2012 LED/LCD TV
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Engineering guide
< Applicable Model >
xxLS5700-Dx
xxLM6200-Dx
xxLM6400-Dx
xxLM6700-Dx
xxLM6690-Dx
xxLM7600-Dx
1/ 79
Page 54
◈ CONTENT ◈
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
1. Model naming and tool option
2. New features
3. Main PCBs
4. Block Diagrams, IIC Map
5. Structure of TV set and connection of sub ass’ys
6. New sub ass’ys
- Instruction of new sub ass’ys
- How to use tool
- Download
7. Adjust way of new features (widevine…)
8. Repair guide
9. The latest issue and concerning issue
2/ 79
Page 55
◈ CONTENT ◈
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
1. Model naming and tool option
2. New features
3. Main PCBs
4. Block Diagrams, IIC Map
5. Structure of TV set and connection of sub ass’ys
6. New sub ass’ys
- Instruction of new sub ass’ys
- How to use tool
- Download
7. Adjust way of new features
8. Repair guide
9. The latest issue and concerning issue
3/ 79
Page 56
Model naming and Tool option
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Standard of 2012y Model Name
Description of Tool Options
12Y model name
ToolOption
4/ 79
Page 57
◈ CONTENT ◈
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
1. Model naming and tool option
2. New features
3. Main PCBs
4. Block Diagrams, IIC Map
5. Structure of TV set and connection of sub ass’ys
6. New sub ass’ys
- Instruction of new sub ass’ys
- How to use tool
- Download
7. Adjust way of new features
8. Repair guide
9. The latest issue and concerning issue
5/ 79
Page 58
EPI Interface
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
EPI(Embedded Point-Point Interface)
Features
•Point-Point topology (support 2 Pair option)
•CDR (Clock Data Recovery)
•Bandwidth up to 1.85Gbps/pair at FHD 120Hz 10 bit application
•Lock signal cascading and feedback to T-Con
•Embedded Control Data
Merits
•Better reliability on common noise
•No data skew and better EMI margin
•Fewer lines than mini-LVDS
•Slim PCB design
VCC
TCON
LOCK
2
1
Figure1. Topology
6/ 79
Page 59
EPI Interface (mini-LVDS vs. EPI)
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Comparison
HF mini-LVDS
HF mini-
LVDS
No. of Signal363672
Connector
60Hz120Hz240Hz
60pin
(2ea)
-Difficult to upgrade bandwidth limit
-Multiple number of wires needed for higher bandwidth