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Amtran LE42Z300R3D_LC420EUG-RDF1-7R1 (CN), Service Manual

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Amtran LE42Z300R3D_LC420EUG-RDF1-7R1 (CN) Service Manual Download Page 49

CONFIDENTIAL – DO NOT COPY

 

Page 5-

2

 

File No. SG-0000040

 

 

5.2 HDMI connector 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pin Description 

1 TMDS 

Data2+

 

2 

TMDS Data2 Shield 

3 TMDS 

Data2– 

4 TMDS 

Data1+ 

5 

TMDS Data1 Shield 

6 TMDS 

Data1– 

7 TMDS 

Data0+ 

8 

TMDS Data0 Shield 

9 TMDS 

Data0– 

10 TMDS 

Clock+ 

11 

TMDS Clock Shield 

12 TMDS 

Clock– 

13 CEC 

14 

Reserved (N.C. on device) 

15 SCL 

16 SDA 

17 DDC/CEC 

Ground 

18 +5V 

Power 

19 

Hot Plug Detect 

 

HDMI 

www.ma163.com 电子技术资料网

Summary of Contents for LE42Z300R3D_LC420EUG-RDF1-7R1 (CN)

Page 1: ...17F NO 268 Lien Chen Rd Chung Ho New City Taipei County Taiwan 235 R O C TEL 02 8228 0505 FAX 02 8228 0599 Confidential Document Property of AmTRAN CO LTD Model LCD TV 42 LE42Z300R3D_LC420EUG RDF1 7R...

Page 2: ...Specifications 2 1 3 On Screen Display 3 1 4 Factory Preset Timings 4 1 5 Pin Assignment 5 1 6 Block Diagram 6 1 7 Main Board I O Connections 7 1 8 Theory of Circuit Operation 8 1 9 Trouble Shooting...

Page 3: ...ce to radio communications However there is no guarantee that the interference will not occur in a particular installation If this equipment does cause unacceptable interference to radio or television...

Page 4: ...media that can play MP3 TXT Video and picture The user can use the USB to play these USB supported format MVB RM JPEG MP3 3 3D movies Support Users can enjoy 3D movies with the 3D glass the 3D movies...

Page 5: ...CONFIDENTIAL DO NOT COPY Page 1 2 File No SG 0000040 1 www ma163 com...

Page 6: ...CONFIDENTIAL DO NOT COPY Page 1 3 File No SG 0000040 www ma163 com...

Page 7: ...CONFIDENTIAL DO NOT COPY Page 1 4 File No SG 0000040 www ma163 com...

Page 8: ...CONFIDENTIAL DO NOT COPY Page 1 5 File No SG 0000040 www ma163 com...

Page 9: ...CONFIDENTIAL DO NOT COPY Page 1 6 File No SG 0000040 www ma163 com...

Page 10: ...CONFIDENTIAL DO NOT COPY Page 1 7 File No SG 0000040 www ma163 com...

Page 11: ...CONFIDENTIAL DO NOT COPY Page 1 8 File No SG 0000040 Front Bezel Rear Cover Key Button N A Led Lens N A IR Lens N A 2 www ma163 com...

Page 12: ...CONFIDENTIAL DO NOT COPY Page 1 9 File No SG 0000040 3 4 www ma163 com...

Page 13: ...CONFIDENTIAL DO NOT COPY Page 1 10 File No SG 0000040 www ma163 com...

Page 14: ...White 360 cd m2 2D Mode 135 cd m2 3D Mode Contrast Ratio 1000 min 1400 typ Viewing Angle CR 10 Viewing angle free R L 178 Min U D 178 Min Power Consumption Total 88 8W TBD Logic 4 8W LED Driver 84 TB...

Page 15: ...2 File No SG 0000040 1 x USB 1 x Ethernet 1 x Composite Video plus Stereo Audio USB 10W x 2 100 240 Vac 50 60Hz 1 4 EDID 1 3 Primary 1920 H x 1080 V 50Hz 3 1 0 100 50 2 0 100 50 3 0 100 50 4 0 20 10 5...

Page 16: ...CONFIDENTIAL DO NOT COPY Page 2 3 File No SG 0000040 1 0 100 30 2 50 50 0 3 4 5 6 MAXX Bass 7 1 2 PAL SECAM NTSC 3 D K B G I M D K 4 5 1 OSD English 2 5 10 15 5 3 4 5 6 0 100 7 8 www ma163 com...

Page 17: ...CONFIDENTIAL DO NOT COPY Page 2 4 File No SG 0000040 1 2 0 100 50 3 0 100 50 4 5 6 7 1 2 3 4 5 6 www ma163 com...

Page 18: ...CONFIDENTIAL DO NOT COPY Page 2 5 File No SG 0000040 4 www ma163 com...

Page 19: ...en Display function is supported on each TV and is easily controlled by key pad and remote control the user can change the OSD setting to adjust their preferences Menu Sub Menu 1 0 100 50 2 0 100 50 3...

Page 20: ...CONFIDENTIAL DO NOT COPY Page 3 2 File No SG 0000040 6db 6db 7 1 2 PAL SECAM NTSC 3 D K B G I M D K 4 5 1 OSD English 2 5 10 15 5 3 4 5 www ma163 com...

Page 21: ...CONFIDENTIAL DO NOT COPY Page 3 3 File No SG 0000040 a b c a b 0 10 0 6 0 100 7 8 1 2 0 100 50 3 0 100 50 4 5 6 7 www ma163 com...

Page 22: ...CONFIDENTIAL DO NOT COPY Page 3 4 File No SG 0000040 a 15 15 0 b 15 15 0 1 2 3 4 5 6 www ma163 com...

Page 23: ...CONFIDENTIAL DO NOT COPY Page 3 5 File No SG 0000040 Menu Sub Menu 1 0 100 50 2 0 100 50 3 0 100 50 4 0 20 10 5 6 7 4 3 8 9 6db 6db 1 0 100 30 2 50 50 0 3 4 5 6 MAXX Bass 7 www ma163 com...

Page 24: ...CONFIDENTIAL DO NOT COPY Page 3 6 File No SG 0000040 d e f c d 0 10 0 1 OSD English 2 5 10 15 5 3 4 5 6 0 100 7 8 www ma163 com...

Page 25: ...CONFIDENTIAL DO NOT COPY Page 3 7 File No SG 0000040 1 15 15 0 2 15 15 0 1 2 0 100 50 3 0 100 50 4 5 6 7 1 2 3 4 5 6 www ma163 com...

Page 26: ...CONFIDENTIAL DO NOT COPY Page 3 8 File No SG 0000040 Menu Sub Menu 1 0 100 50 2 0 100 50 3 0 100 50 4 0 20 10 5 6 7 4 3 8 9 6db 6db 1 0 100 30 2 50 50 0 3 4 5 6 MAXX Bass 7 www ma163 com...

Page 27: ...CONFIDENTIAL DO NOT COPY Page 3 9 File No SG 0000040 g h i 9 10 0 10 0 1 OSD English 2 5 10 15 5 3 4 5 6 0 100 7 8 www ma163 com...

Page 28: ...CONFIDENTIAL DO NOT COPY Page 3 10 File No SG 0000040 8 15 15 0 9 15 15 0 1 2 0 100 50 3 0 100 50 4 5 6 7 1 2 3 4 5 6 www ma163 com...

Page 29: ...CONFIDENTIAL DO NOT COPY Page 3 11 File No SG 0000040 HDMI Menu Sub Menu 1 0 100 50 2 0 100 50 3 0 100 50 4 0 20 10 5 6 7 4 3 8 9 6db 6db 1 0 100 30 2 50 50 0 3 4 5 6 MAXX Bass 7 www ma163 com...

Page 30: ...CONFIDENTIAL DO NOT COPY Page 3 12 File No SG 0000040 j k l 9 10 0 10 0 1 OSD English 2 5 10 15 5 3 4 5 6 0 100 7 8 www ma163 com...

Page 31: ...CONFIDENTIAL DO NOT COPY Page 3 13 File No SG 0000040 8 15 15 0 9 15 15 0 1 2 0 100 50 3 0 100 50 4 5 6 7 1 2 3 4 5 6 www ma163 com...

Page 32: ...CONFIDENTIAL DO NOT COPY Page 3 14 File No SG 0000040 Menu Sub Menu 1 0 100 50 2 0 100 50 3 0 100 50 4 0 20 10 5 6 7 4 3 8 9 6db 6db 1 0 100 30 2 50 50 0 3 4 5 6 MAXX Bass 7 www ma163 com...

Page 33: ...CONFIDENTIAL DO NOT COPY Page 3 15 File No SG 0000040 m n o 11 12 0 10 0 1 OSD English 2 5 10 15 5 3 4 5 6 0 100 7 8 www ma163 com...

Page 34: ...CONFIDENTIAL DO NOT COPY Page 3 16 File No SG 0000040 8 15 15 0 9 15 15 0 1 2 0 100 50 3 0 100 50 4 5 6 7 1 2 3 4 5 6 www ma163 com...

Page 35: ...CONFIDENTIAL DO NOT COPY Page 3 17 File No SG 0000040 1 CN101 1 Neutral 2 N C 3 Line CN101 CN202 CN201 N L www ma163 com...

Page 36: ...0 0 8V ON 2 5 3 3V 11 B L ON OFF OFF 0 0 8V ON 2 5 3 3V 12 PWM1 Open 100 duty 13 PWM2 Open 100 duty 14 PWM3 Open 100 duty CN202 1 Anode R1 R5 2 N C 3 R5 Cathode 4 R4 Cathode 5 R3 Cathode 6 R2 Cathode...

Page 37: ...CONFIDENTIAL DO NOT COPY Page 3 19 File No SG 0000040 2 TCN1 LED TCN1 TCN2 J12 J10 J8 J1 J12 www ma163 com...

Page 38: ...A13 39 Half_VDD 10 GMA15 40 VDD 11 GMA16 41 VDD 12 GMA18 42 GND 13 GND 43 GND 14 OPT_N 44 VCOM_IN 15 H_CONV 45 VCOM_FB 16 OFFSET 46 GIP_RST 17 POL 47 VST 18 SOE 48 VSS 19 GND 49 VGH_EVEN 20 LLV0 50 VG...

Page 39: ...H_ODD 41 RLV5 12 VGH_EVEN 42 GND 13 VSS 43 SOE 14 VST 44 POL 15 GIP_RST 45 OFFSET 16 VCOM_FB 46 H_CONV 17 VCOM_IN 47 OPT_N 18 GND 48 GND 19 GND 49 GMA18 20 VDD 50 GMA16 21 VDD 51 GMA15 22 Half_VDD 52...

Page 40: ...COPY Page 3 22 File No SG 0000040 J12 1 3V3SB 2 GND 3 Key_ADIN 1 4 GND 5 Key_ADIN 2 J8 LED 1 5VSB 2 GND 3 GND J7 1 R 2 R 3 L 4 L J1 1 2 3 5VSB 4 5 6 7 GND 8 9 12V 10 PS_ON 11 BK_CTL 12 PWM1 13 PWM2 14...

Page 41: ...CONFIDENTIAL DO NOT COPY Page 3 23 File No SG 0000040 3 www ma163 com...

Page 42: ...6 476 70 069 1024X768 75 60 023 75 029 1280X1024 60 63 981 60 020 1280X1024 75 79 976 75 025 1600X1200 60 75 60 1920X1080 60 67 158 59 96 Analog Preset Timing HDTV Horizontal Frequency KHz Vertical Fr...

Page 43: ...tical Frequency Hz 720X576P 50 31 250 50 720 X 576i 50 15 625 50 1280X720P 59 94 44 955 59 94 1280X720P 60 45 60 1280X720P 50 37 5 50 1920X1080i 59 94 33 716 59 94 1920X1080i 60 33 75 60 1920X1080i 50...

Page 44: ...CONFIDENTIAL DO NOT COPY Page 4 3 File No SG 0000040 1 LED LED www ma163 com...

Page 45: ...CONFIDENTIAL DO NOT COPY Page 4 4 File No SG 0000040 2 www ma163 com...

Page 46: ...on DC DC V V 10 CE31 LVDS_VDD 13 1 12 1 11 VGH Q20 c 29 3 27 7 12 VGL TC44 4 8 5 2 13 VCC TC58 3 6 3 0 14 Vcore TC129 1 98 1 62 15 VDD TC150 16 9 16 5 10 HVDD TC25 8 05 8 55 DC DC 1 T CON DC DC 2 Vcc...

Page 47: ...CONFIDENTIAL DO NOT COPY Page 4 6 File No SG 0000040 4 www ma163 com...

Page 48: ...6 11 VGA Chapter 5 Pin Assignment 5 1 Analog connector Pin Number Description 1 Red 2 Green 3 Blue 4 Ground 5 Ground 6 R Ground 7 G Ground 8 B Ground 9 5V input from PC 10 G Ground 11 No connection 1...

Page 49: ...Data2 2 TMDS Data2 Shield 3 TMDS Data2 4 TMDS Data1 5 TMDS Data1 Shield 6 TMDS Data1 7 TMDS Data0 8 TMDS Data0 Shield 9 TMDS Data0 10 TMDS Clock 11 TMDS Clock Shield 12 TMDS Clock 13 CEC 14 Reserved N...

Page 50: ...CONFIDENTIAL DO NOT COPY Page 5 3 File No SG 0000040 5 3 USB Connector Pin Description 1 VCC 5V 2 Data 3 Data 4 Ground 5 4 AV Connector 3 1 AV Connector USB www ma163 com...

Page 51: ...CONFIDENTIAL DO NOT COPY Page 5 4 File No SG 0000040 5 4 Component Connector 5 5 Ethernet Connector Ethernet Component www ma163 com...

Page 52: ...CONFIDENTIAL DO NOT COPY Page 5 5 File No SG 0000040 1 8893 OK 1 USB U U 100M 2 OSD 3 4 5 U 6 U U 7 U U upgrade pkg 8 www ma163 com...

Page 53: ...CONFIDENTIAL DO NOT COPY Page 5 6 File No SG 0000040 Power on Mode AC ON VGA ADC Flag COMP ADC Flag ADC Factory Reset Haier_42FHD_MP_110811_03V MAC www ma163 com...

Page 54: ...le No SG 0000040 Chapter 6 BLOCK DIAGRAM Complete TFT LED Display Unit LPB Main Board LED Panel Mini LVDS signal LED Driver Voltage IR BD Speaker Key Pad LED LOGO AC Input Signal Input 5v 12v input PW...

Page 55: ...CONFIDENTIAL DO NOT COPY Page 6 2 File No SG 0000040 Scala r MT 5308 www ma163 com...

Page 56: ...5 GMA7 35 VCC 6 GMA9 36 VCC 7 GMA10 37 GND 8 GMA12 38 Half_VDD 9 GMA13 39 Half_VDD 10 GMA15 40 VDD 11 GMA16 41 VDD 12 GMA18 42 GND 13 GND 43 GND 14 OPT_N 44 VCOM_IN 15 H_CONV 45 VCOM_FB 16 OFFSET 46...

Page 57: ...7 CLK5 37 RLV3 8 CLK6 38 RLV4 9 VGH_R 39 RLV4 10 VGH_F 40 RLV5 11 VGH_ODD 41 RLV5 12 VGH_EVEN 42 GND 13 VSS 43 SOE 14 VST 44 POL 15 GIP_RST 45 OFFSET 16 VCOM_FB 46 H_CONV 17 VCOM_IN 47 OPT_N 18 GND 4...

Page 58: ...cription 1 IR Data 2 IR Power 3 GND 4 LS SCL 5 LS SDA 6 Light Sensor Det J12 CONNECTION KEY PAD Pin Description 1 3V3SB 2 GND 3 Key_ADIN 1 4 GND 5 Key_ADIN 2 J8 CONNECTION LED LOGO Pin Description 1 5...

Page 59: ...CONFIDENTIAL DO NOT COPY Page 7 4 File No SG 0000040 J1 CONNECTION Pin Description 1 2 3 5VSB 4 5 6 7 GND 8 9 12V 10 PS_ON 11 BK_CTL 12 PWM1 13 PWM2 14 PWM3 www ma163 com...

Page 60: ...1 12 1 3 CE5 3V3SB 3 465 3 135 4 U2 Pin5 6 7 8 5VSW 5 25 4 75 5 CE6 3V3SW 3 465 3 135 6 CE8 1V5SW 1 575 1 425 7 CE9 1V2SW 1 2 1 14 8 CE14 5V_TUNER 5 1 4 9 9 CE17 1 1VSW 1 15 1 05 10 CE31 LVDS_VDD 13...

Page 61: ...e VGA component AV and HDMI but also support the multimedia AV out and the Ethernet The below section discuss the main part circuit of the TV main board 5V transfer circuit This circuit determines whe...

Page 62: ...O NOT COPY Page 8 2 File No SG 0000040 Mute circuit This circuit controls the audio AMP output and POPO noise DC ON The 12V voltage charge for CE23 Q9 e voltage Q9 b voltage Q9 turn on audio AMP mute...

Page 63: ...channel 2 is D25 output AC OFF DC OFF The 12V turn off CE23 discharge to Q12 Q12 e voltage Q12 b voltage Q12 turn on audio AMP mute This picture show the AC DC off mute channel 1 is D27 output channel...

Page 64: ...controls the LED_logo AC ON OPCTRL5 High 3 2V Q33 turn on Q38 turn off Q38 c 2 9V Led logo on DC ON OPCTRL5 Low 0V Q33 turn off Q38 turn on Q38 e 0 7V Led logo off When the TV turn on we press any bu...

Page 65: ...CONFIDENTIAL DO NOT COPY Page 8 5 File No SG 0000040 Power Tree www ma163 com...

Page 66: ...CONFIDENTIAL DO NOT COPY Page 9 1 File No SG 0000040 Chapter 9 Trouble shooting No LED_LOGO Indicator Debug Flow LED LOGO Circuit Backlight Control Circuit PWM_Tout Circuit www ma163 com...

Page 67: ...CONFIDENTIAL DO NOT COPY Page 9 2 File No SG 0000040 DC On Without Backlight Debug Flow Power Switch Circuit www ma163 com...

Page 68: ...Or Abnormal Display Debug Flow First Check the T con DC DC power as the table below Max V Min V 1 CE31 LVDS_VDD 13 1 12 1 2 VGH Q20 c 29 3 27 7 3 VGL TC44 4 8 5 2 4 VCC TC58 3 6 3 0 5 Vcore TC129 1 98...

Page 69: ...cond Check the DC DC power sequence Picture 1 T CON DC DC power sequence Sepc Picture 2 Vcc channel 1 and VGL channel 2 sequence Picture 3 VGL channel 1 VDD channel 2 HVDD channel 3 and VGH channel 4...

Page 70: ...CONFIDENTIAL DO NOT COPY Page 9 5 File No SG 0000040 www ma163 com...

Page 71: ...M6 SECC 0 8t M420SV 3 2 1 364213620300 171201021760 SIDE SHIELDING CGCC 0 6t LE42Z300R3D 1 2 1 364213620300 171201021770 MAIN SHIELDING CGCC 0 6t LE42Z300R3D 1 2 1 364213620300 171201021780 NECK SUPP...

Page 72: ...64220420312 192510012630 EPS FOAM_TL LE42Z300R3D 1 2 1 364220420312 192510012640 EPS FOAM_TR LE42Z300R3D 1 2 1 364220420312 192510012650 EPS FOAM_BL LE42Z300R3D 1 2 1 364220420312 192510012660 EPS FOA...

Page 73: ...11 VFAULT 12 6V 5 1VSB B FB801 D801 J803 D800A D800B A 5 1VSB VFAULT VLED 24VA LED FB R309 R301A R325A E R310 R314 C313 IC302 FB6 CY5 FB2 FB3 1 2 J302 R302 D313 R313 R315 LED1 IC303 J301 PC601 C301 R3...

Page 74: ...R703 R776 STATUS OVP1 C704 C706 Q702 R706 Q703 Q714 R707 R708 R709 R710 C759 R736 R737 C757 C758 R738 SSTCMP_M LED FB DIM1 DIM2 DIM3 Q701 R705 VLED NC VREF4 R711 R3 L3 VLED NC SSTCMP_M VLED PWM2 PWM3...

Page 75: ...www ma163 com...

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