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LG PW800G Service Manual Download Page 26

THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

JK3751

PEJ038-4Y6 

3

M3_DETECT

4

M4

5

M5_GND

1

M1

6

M6

R3753
470K

C3753
47pF
50V

PC_R_IN

D3752

5.6V

OPT

AMOTECH

C3751

100pF

50V

R3757

12K

1%

R3756

12K

1%

R3751
75

D3751

5.6V

OPT

AMOTECH

VA3751

20V

AV_CVBS_IN

C3752

100pF
50V

R3755
10K

1%

R3754

10K 1%

PC_L_IN

R3752
470K

L3704

UBW2012-121F

TUNER_OPT

C3731
0.1uF

16V

TUNER_OPT

C3730
22uF
10V

TUNER_OPT

C3738
0.1uF
16V

TUNER_OPT

+3.3V_TU

C3733
22uF
10V

TUNER_OPT

P3702

12507WR-04L

TUNER_OPT 1

2

3

4

5

TU_SCL

IF_P_MSTAR

R3706

0

C3705

0.1uF

16V

OPT

C3703
100pF

50V

1.8V_TU

TUNER_RESET

C3707

18pF

50V

C3704

10uF

10V

OPT

R3702

33

R3703

33

R3701 100K

OPT

R3709

0

R3708

0

C3710
0.1uF
16V

C3702
10uF
10V OPT

TU_GND_A

IF_AGC

+3.3V_TU

C3709
100pF

50V

OPT

+3.3V_TU

TU_SDA

C3708
18pF
50V

L3701

TU_GND_A

R3705

0

R3704

100

L3702

OPT

C3701

0.1uF

16V

IF_N_MSTAR

R3707

100

OPT

C3712
0.1uF
16V

OPT

C3716
10uF
10V

OPT

C3713
0.1uF
16V

OPT

R3710
1

OPT

ZD3701

2.5V

OPT

C3715
100pF
50V

OPT

IC3701

AZ1117BH-1.8TRE1

OPT

1

ADJ/GND

2

OUT

3

IN

C3711
10uF
10V

OPT

C3717
0.1uF
16V

OPT

C3714
10uF
10V

OPT

+3.3V_TU

1.8V_TU

TU3701

TDSS-G551D(B) 

TUNER_EU

5

3.3V

11

DLIF_[N]

2

RESET

10

DLIF_[P]

4

SDA

1

NC_1

9

IF_AGC

8

NC_3

3

SCL

7

1.8V

6

NC_2

12

SHIELD

A1

A1

B1

B1

R56
100

IF_P_MSTAR

PC_L_IN

HP_ROUT

TUNER_RESET

+3.5V_ST

HP_LOUT

C22
10uF
6.3V

AV_CVBS_IN

TU_SCL

IF_AGC

C23
10uF
6.3V

PC_R_IN

IF_N_MSTAR

C21

10uF

10V

TU_SDA

SIDE_HP_MUTE

HP_DET

Q1105

MMBT3906(NXP) 

E

B

C

C272
10uF

10V

Q1102

MMBT3904(NXP)

E

B

C

Q1101

MMBT3904(NXP)

E

B

C

C268
10uF

10V

R1125

1K

R1128

1K

R1129

3.3K

+3.5V_ST

Q1103

MMBT3904(NXP)

E

B

C

L205

10uH

L203

10uH

Q1104

MMBT3904(NXP)

E

B

C

C1118

10uF

10V

R1155
1K

R261

200

C1115
0.1uF

16V

C1119

10uF

10V

C1116
0.1uF

16V

R165

1K

JK1501

PEJ038-3B6 

3

DETECT

4

L

5

GND

1

R

Q1106

2SC3052

E

B

C

R260

200

HP_LOUT

HP_ROUT

SIDE_HP_MUTE

HP_DET

TU3701-*1

TDSS-H751F

TUNER_KR

5

B[3.3V]

11

IF[N]

10

IF[P]

4

SDA

9

IF_AGC

3

SCL

12

SHIELD

A1

A1

B1

B1

R3711
0

P3701

05004HR-20B01S

14

13

5

20

12

11

2

19

18

10

4

1

17

9

8

3

16

7

6

15

21

C3718
220pF
50V

EMS_S2

MDS62110213

M1

R1127

0

OPT

R3704-*1

0

PW600_Only

C3710-*1

0

PW600_Only

C3706

0

C3754
560pF
50V

EMS_S2

AV IN

close to IF line

Close to the tuner

TUNER_KR

+1.8V_TU

Headphone OUT

For EMI

seperate HP GND

Copyright © 2015 LG Electronics Inc. All rights reserved. 
Only for training and service purposes

LGE Internal Use Only

Summary of Contents for PW800G

Page 1: ... com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL68702301 1502 REV01 DLP PROJECTOR SERVICE MANUAL CHASSIS FM51A MODEL PW800 800G MODEL PW800 NA EU MA CB PW800G GL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL ...

Page 2: ...onics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 5 TROUBLE SHOOTING GUIDE 15 BLOCK DIAGRAM 18 EXPLODED VIEW 19 SCHEMATIC CIRCUIT DIAGRAM APPENDIX ...

Page 3: ...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 ja...

Page 4: ...dance with BOM 5 The receiver must be operated for about 5 minutes prior to the adjustment 3 Test method 1 Performance LGE PROJECTOR test method followed 2 Demanded other specification Safety KCC IEC CE specification EN55022 Class B CCC EMC KCC IEC CE specification EN60950 1 CCC 4 Model General Specification No Item Specification Remark Min Max Unit 1 Video input applicable system 1 NTSC M 2 PAL B...

Page 5: ...to the Set and make it Power On state G Heat Run for at least 3 min before the adjustment 4 Folding Mirror Adjustment 1 When the lighting system should be readjusted 1 Check the position of the guide in the back of the engine and move the guide boss to the appropriate position Fig 4 2 yellow zone As shown in Fig 4 1 turn the three adjustment screws clockwise to tighten them so they are secure As s...

Page 6: ...tom first fades away and then the light on the right side also starts to slowly fade Left Right Adjustment Screw C Clockwise Tightening direction The light on the right side first fades away and then the light at the top also starts to slowly fade Counterclockwise Loosening direction The light on the left side first fades away and then the light on the bottom side also starts to slowly fade 4 2 Il...

Page 7: ... fix the Focus on the part where the White Cross Hatch Pattern is classified on each part of screen 3 Popup the White Cross Hatch Pattern and measure the width of each Point 4 Focus judging standard Center 3 2 mm 3 7 mm or less Measure line width excluding light Flare Refer to Fig 4 5 1 1 4 5 2 Focus Stopper Location Verification 1 Test pattern White cross hatch 2 Visually verify focus after locat...

Page 8: ...n do it again after rotating 180 degree the DMD If necessary keep under observation 3 Don t clean the DMD with the high pressure The static electricity and pressure will damage the DMD Attachment TI Reference DMD Handling Specification DMD Cleaning 6 Country Wi Fi Country Adjustment 6 1 Country Group Country Adjustment 1 Enter to the adjustment mode by selecting IN START 2 Press the right arrow ke...

Page 9: ...ce board 1EA RS 232 cable 1EA 7 2 Composition of the equipment 7 3 Download method 1 Connect the main board and the interface board as in the Fig 7 3 1 2 As in the Fig 7 3 1 click the red square area of the HDCP2 key download program window in the PC of the Fig 7 3 1 Pressing the Enter key on the keyboard will start downloading Interface Board Fig 7 2 1 Device Setting Diagram Fig 7 3 1 Download Pr...

Page 10: ... of post process use keypad or remote controller 2 Press P ONLY key of the adjustment remote controller to enter Power Only mode Full White screen is displayed 3 To enter the next adjustment enter EXIT of the remote controller to exit Full white screen and proceed to the adjustment 11 Compensate Auto Keystone 11 1 Used Device Adjustment remote controller Projector remote controller 11 2 Adjustment...

Page 11: ...the bottom left of the IN START screen If it shows 00 it means NG 2 Check the settings for each suffix from 1 Country Group 3 Check if ADC Comp 480i ADC Comp 1080p and ADC RGB show an OK status in 3 Adjust ADC 4 In 4 EDID check if RGB and HDMI1 show an OK status Fig 12 2 1 5 5 Wi Fi CHECK shows an OK status Automatically search for nearby access points and determine if they are showing OK or NG Sh...

Page 12: ... 13 3 2 is displayed 4 Click Model to select PW800 model and click Adjustment then the adjustment starts 5 If adjustment is properly completed OK as in the bottom left figure is displayed If it is NG as in the bottom left figure check again whether device composition is properly done as in Fig 13 3 3 and click 2 Adjustment again to try re adjustment 6 Press the Back or Exit key when the compensati...

Page 13: ...IG Software Organization 1 Model Selection PW800 2 Selecting screen size W 861 H 539 1 Press the direction key of the adjustment remote controller to change the screen of the projector to White Pattern After 2 3 seconds White Color Coordinate Data is transmitted from CL200 In the result display window in the right center of the screen color coordinate and brightness value are recorded 2 Press Fini...

Page 14: ... 30 90 40 B3 00 81 00 9E 20 00 90 51 20 1F 30 48 80 40 36 00 00 20 53 00 00 1E 66 21 50 B0 51 00 1B 30 50 40 70 36 00 00 20 53 00 00 1E 00 00 00 FD 00 3A 60 7A 1E 69 10 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 50 52 4F 4A 45 43 54 4F 52 0A 00 DB 0 1 2 3 4 5 6 7 8 9 A B C D E F 00 00 FF FF FF FF FF FF 00 1E 6D 14 37 01 01 01 01 10 01 19 01 03 80 80 50 78 0A 31 14 AB 51 4D A3 24 20 05 48 4...

Page 15: ... Connections Symptoms of a bad connection 1 P2 P3 P4 4 FAN Stop fan operating conversion to Stand by a little after when power is on FAN When fan was inserted conversely conversion to stand by during operating the set 2 P201 20 Tuner board Image distorted 3 P1101 4 Tuner board No power 4 P401 70 DMD board No image LED is turned on or vertical horizontal bars appear 5 P1 10 Keypad Board Key does no...

Page 16: ... 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 P874 P872 P873 8 8 8 ͲͺͿ ΓΠΒΣΕ ΒΤΤΖΞΓΝΪ ΡΠΚΟΥ ΆͿͶ ΓΠΒΣΕ ΒΤΤΖΞΓΝΪ ΡΠΚΟΥ 1 A connection defect of a connector No Circuit Number Pin count Connections Symptoms of a bad connectio...

Page 17: ...KQP JGEM CDNG JGEM UU F JGEM CKP UU JGEM CKP OCNHWPVKQP KHFN ERDUG GU GU GU 0Q 0Q 0Q 0Q 0Q G RCF YQTMU Ĝ 0 TTQT Ĝ KIJ 6GOR TTQT GU 4GRNCEG FCRVGT JGEM EQPPGEVKQP ECDNG JGEM DQCTF OCNHWPEVKQP JGEM RCTVU OCNHWPEVKQP JGEM CKPDQCTF OCNHWPEVKQP JGEM EQPPGEVKQP JGEM CKPDQCTF OCNHWPEVKQP LED on but No image LED not turning on If turned off automativally Symptoms can be checked at power off status of Inst...

Page 18: ... 18 LGE Internal Use Only Copyright LG Electronics Inc All rights reserved Only for training and service purposes BLOCK DIAGRAM ...

Page 19: ...echanical 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 IMPORTANT SAFETY NOTI...

Page 20: ...21 PCMIORD_N GPIO116 W20 PCMIOWR_N GPIO114 V21 PCMIRQA_N GPIO110 Y18 PCMOE_N GPIO118 T16 PCMREG_N GPIO128 R17 PCM_RESET GPIO134 T18 PCMWAIT_N GPIO105 W16 PCMWE_N GPIO198 U15 TS0CLK GPIO92 V10 TS0DATA 0 GPIO82 T14 TS0DATA 1 GPIO83 T13 TS0DATA 2 GPIO84 U13 TS0DATA 3 GPIO85 V15 TS0DATA 4 GPIO86 U12 TS0DATA 5 GPIO87 V13 TS0DATA 6 GPIO88 U14 TS0DATA 7 GPIO89 T11 TS0SYNC GPIO91 T12 TS0VALID GPIO90 V12 T...

Page 21: ...SB0_DM C4 USB1_DM Y12 USB0_DP B4 USB1_DP AA12 BIN0M J2 BIN0P J3 GIN0M K3 GIN0P J1 RIN0M K2 RIN0P K1 HSYNC0 M6 VSYNC0 L6 BIN1M L2 BIN1P L3 GIN1M M1 GIN1P M2 RIN1M N1 RIN1P N3 SOGIN1 M3 IC101 LGE2134 256M M1A_256M AUVRM U3 GND_1 A6 GND_2 A13 GND_3 A15 GND_4 A18 GND_5 B12 GND_6 B14 GND_7 B16 GND_8 B17 GND_9 B19 GND_10 B20 GND_11 C9 GND_12 C10 GND_13 C21 GND_14 D9 GND_15 E20 GND_16 F9 GND_17 F11 GND_1...

Page 22: ...0uF 10V 3 5V_ST ZD305 2 5V C3053 100pF 50V C3082 10uF 10V Q3007 AO3407B G D S C3005 0 01uF 50V OPT R3002 1 8K C3068 100pF 50V L3005 UBW2012 121F R3003 10K C3041 0 1uF 16V L3007 UBW2012 121F R3008 10K R3022 10K ZD304 2 5V C3030 10uF 10V IC3011 AZ1117BH 1 8TRE1 1 ADJ GND 2 OUT 3 IN ZD301 5V C3057 0 1uF 25V C3055 0 1uF 16V Q3003 2SC3052 E B C R3011 51K C3069 0 1uF 16V L3001 UBW2012 121F C3091 10uF 25...

Page 23: ...1036 0 1uF TP401 3 5V_DLP R43 33 Q501 SBT2222A_AUK E B C R307 0 C1073 0 1uF IC10 DPP6401 TDO2 M18 TDO1 L18 TMS2 V16 TMS1 V15 TDI P18 TCK R18 TRSTZ V17 ICTSEN V6 HW_TEST_EN V7 TSTPT_7 K20 TSTPT_6 K19 TSTPT_5 J22 TSTPT_4 J21 TSTPT_3 J20 TSTPT_2 J19 TSTPT_1 H22 TSTPT_0 H21 ETM_PIPESTAT_2 F1 ETM_PIPESTAT_1 G4 ETM_PIPESTAT_0 G3 ETM_TRACESYNC F2 ETM_TRACECLK G2 RTCK G18 SPARE E16 VPGM D17 ZD401 9 1V OPT...

Page 24: ...S 02 010L OPT R343 13K 3 5V_Normal D0 _HDMI4 5V_HDMI C1453 10uF 10V C329 1uF PWM2 VA1113 20V ADUC 20S 02 010L OPT FAN3_TACH C601 0 1uF 16V WIFI R347 1K VA1453 ESD_HDMI 5V_Normal R1470 47 R345 47K VA1111 20V ADUC 20S 02 010L OPT C1455 0 1uF USB_N FAN1_TACH VA1109 20V ADUC 20S 02 010L OPT L1451 UBW2012 121F 120OHM R9 10K CK _HDMI4 R8016 1K D1455 MMBD6100 A2 C A1 3 5V_ST C1452 10uF 10V C603 10uF 10V ...

Page 25: ...V GND_LED R845 5 1K R833 33 C886 10uF 10V R830 0 C823 10uF 25V GND_LED IC833 KIA75S358F 3 IN 2 VEE 4 OUT 1 IN 5 VCC C887 10uF 10V R816 5 1K R883 10K DC_19V L801 2 2uH C829 10uF 10V C881 2 2uF 10V IC13 LM29152RS ADJ 1 EN 2 INPUT 4 OUTPUT 5 FLG ADJ 3 GND L871 2 2uH C806 0 1uF 16V R818 2 2K C830 10uF 10V IC803 KIA75S358F 3 IN 2 VEE 4 OUT 1 IN 5 VCC RED_EN C894 10uF 25V IC832 NLASB3157DFT2G 3 B0 2 GND...

Page 26: ...T C3715 100pF 50V OPT IC3701 AZ1117BH 1 8TRE1 OPT 1 ADJ GND 2 OUT 3 IN C3711 10uF 10V OPT C3717 0 1uF 16V OPT C3714 10uF 10V OPT 3 3V_TU 1 8V_TU TU3701 TDSS G551D B TUNER_EU 5 3 3V 11 DLIF_ N 2 RESET 10 DLIF_ P 4 SDA 1 NC_1 9 IF_AGC 8 NC_3 3 SCL 7 1 8V 6 NC_2 12 SHIELD A1 A1 B1 B1 R56 100 IF_P_MSTAR PC_L_IN HP_ROUT TUNER_RESET 3 5V_ST HP_LOUT C22 10uF 6 3V AV_CVBS_IN TU_SCL IF_AGC C23 10uF 6 3V PC...

Page 27: ...3701 AZ1117BH 1 8TRE1 1 ADJ GND 2 OUT 3 IN C3711 10uF 10V C3717 0 1uF 16V C3714 10uF 10V 3 3V_TU 1 8V_TU TU3701 TDSS G551D B TUNER_EU 5 3 3V 11 DLIF_ N 2 RESET 10 DLIF_ P 4 SDA 1 NC_1 9 IF_AGC 8 NC_3 3 SCL 7 1 8V 6 NC_2 12 SHIELD A1 A1 B1 B1 R56 100 IF_P_MSTAR PC_L_IN HP_ROUT TUNER_RESET 3 5V_ST HP_LOUT C22 10uF 6 3V AV_CVBS_IN TU_SCL IF_AGC C23 10uF 6 3V PC_R_IN IF_N_MSTAR C21 10uF 10V TU_SDA SID...

Page 28: ...25V DMD_D 15 DMD_D 3 DMD_DAD_OEZ DMD_LOADB DMD_D 22 C4 0 1uF 25V DMD_D 19 DMD_D 5 DMD_REF_1 9V DMD_TRC DMD_SCTRL C5 0 1uF 25V DMD_D 18 DMD_D 2 VRST_ 10V DMD_SAC_CLK FBX0040CMFF6UA00 P101 A1 A2 A3 A4 B1 B2 B3 B4 C1 C2 C3 C4 D1 D2 D3 D4 E1 E2 E3 E4 F1 F2 F3 F4 G1 G2 G3 G4 H1 H2 H3 H4 J1 J2 J3 J4 K1 K2 K3 K4 C6 0 1uF 25V DMD_D 21 DMD_D 1 DMD_SCTRL FBX0040CMFF6UA00 P102 A1 A2 A3 A4 B1 B2 B3 B4 C1 C2 C...

Page 29: ......

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