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Service Manual

Service Manual-------------------------------------------------

Solution : Renesas C8

(T.RSC8.8A )

Model : E2019B/22B/24B

Version : Ver 1.0

Area : Mexico

TV System : NTSC-M,ATSC

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--- 2011-12-30 ---

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Service ManualService Manual

Lndex0. Index ------------------------------------------------------------------------------------ 11. Specifications -------------------------------------------------------------------------- 22. Accessory List ------------------------------------------------------------------------- 33. Product Function ----------------------------------------------------------------------44. LED Panel Spec ----------------------------------------------------------------------- 5

4.1 E2019BSpec:M185B3-LA1 -------------------------------------------------------------------5

4.2 E2022BSpec:M215HW01 VB --------------------------------------------------------------64.3 E2024BSpec: V236H1-LE2/V236H1-LE4 ----------------------------------------------7

5. Chassis Layout and Overall Wiring Diagrams -------------------------------- 85.1 E2019B/22B/24B Major Part Bom -----------------------------------8

6. Factory/Service OSD Menu and Adjustment -----------------------------------96.1 To enter the Factory OSD Menu ----------------------------------------------96.2 Factory Option -----------------------------------------------------------------10

7. Software Upgrading (upgrading method) --------------------------------------117.1 By USB Port---------------------------------------------------------------------11

8. Key Board and IR LED Board Sch. ------------------------------------- 119. Schematic Diagram Block ( MAIN Board ) ----------------------------------- 1210 . Printed Circuit ( MAIN Board ) -----------------------------------------------13

10.1 MAIN Boadr TOP --------------------------------------------------------- 1310.2 MAIN Boadr BOTTOM -------------------------------------------------- 14

11. Schematic Diagram Block ( Power Board ) ---------------------------------- 1512. Printed Circuit ( POWER Board ) ---------------------------------------------16

12.1 MAIN Boadr TOP ( 19/22/24 Inch) --------------------------------------1612.2 MAIN Boadr BOTTOM ( 19/22/24 Inch) ------------------------------ 17

13. Schematic Diagram Block ( LED Driver Board ) ------------------------ 1814. Printed Circuit ( LED Driver Board ) -------------------------------19/20/2115. Exploded view --------------------------------------------------------------------- 22

15.1 E2019B/22B/24B Exploded view ----------------------------------------2216. Debug Instruction --------------------------------------- 23/24/25/26/27/28/29/3017. Detailed Circuit ----------------------------------------------31/32/33/34/35/36/37

17.1 Power Board Detailed Circuit ( Sch) 19/22/24 inch -----------------3117.2 Main Board Detailed Circuit ( Sch) 19/22/24 inch ---32/33/34/35/36/37

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Service Manual

1. Specifications

Model Name E2019BSize 18.5"Max. Resolution 1366x768(HD)Speakers 2x 8W(8Ω/10W)Max. Power Consumption <28WCarton Dimension (W*D*H) 466*150*364Container Loading(20/40/40HQ) 1070 / 2270 / 2550 pcsN.W(Kg) 3.6G.W(Kg) 4.8

Model Name E2022BSize 21.5"Max. Resolution 1920x1080(FHD)Speakers 2x 8W(8Ω/10W)Max. Power Consumption <35WCarton Dimension (W*D*H) 534 x 150 x 398Container Loading(20/40/40HQ) 875/1800/2070 pcsN.W(Kg) 4.2G.W(Kg) 5.5

Model Name E2024BSize 23.6"Max. Resolution 1920x1080(HD)Speakers 2x 3W(8Ω/10W)Max. Power Consumption <45WCarton Dimension (W*D*H) 588 x 150 x 437Container Loading(20/40/40HQ) 830 /1690/1830 pcsN.W(Kg) 5G.W(Kg) 6.4

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Service Manual

2. Accessory List

Parent Nombel Material Description4.09.C6032A0US0DA1 User Manual Size:A5,MATCH:T.RSC8.10A, 3 countries lang.

5.03.00WD06SA00DA3 RCU WD-0953A, ATSC_NODVD,NEC-00BF,(RC-WD0A04)

5.04.RS157AAA00001 Battry Battry AAA, ROHS

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Service Manual

3. Product Function

TV INPUT

NTSC

Tuner receiving rangeCH2~CH69 AIRCH1~CH135 CABLE

Input impedance 75ΩVideo System NTSC

Sound SystemMMTS

CC 608CC

ATSC

Tuner receiving rangeCH2~CH69 AIRCH1~CH135 CABLE

Input impedance 75Ω

Input level-83~-8dBm (8VSB)-62~-30dBm (256QAM)

C/N≦16dB (Air)≦28dB (Cable)

Channel bandwidth 6MHzModulation 8VSB 64QAM 256QAM(J.83B)Video System MPEG-2MP@HLSound System AC-3

Basic FunctionsEPG, 708CC,Advanced V-CHIP, EAS

VIDEO INPUT

PC-RGB Format Up to 1920x1080@60Hz

CVBSVideo System PAL/NTSC

Video level 1.0 Vp-p +/-5%

Component 480i, 480p, 720p, 1080i, 1080p

HDMI 480i, 480p, 720p, 1080i, 1080p

AUDIO INPUT

PC-RGB Earphone input 0.2 – 1.5 Vrms

CVBS L/R RCA input 0.2 – 1.5 Vrms

Component L/R RCA input 0.2 – 1.5 Vrms

AUDIO OUTPUT

Frequency 100Hz-15KHz@±3dB (1KHz 0dB reference signal)

Max Outputpower

2x9W(8Ω) THD+N<10%@1KHz

(Supply Voltage: 24V, Audio input: 0.5 Vrms)

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4. LED Panel Spec4.1 E2019BSpec:M185B3-LA1

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Service Manual4.2 E2022B

Spec: M215HW01 VB

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4.3 E2024BSpec: V236H1-LE2/V236H1-LE4

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Service ManualService Manual

5. Chassis Layout and Overall Wiring Diagrams5.1 E2019B Major Part Bom

N Parent Nombel Material Description1 7.11.SP104804A0LK1 B/TAdapter(Power Boadr) LEKE, LK-SP104804A,ROHS2 7.15.TRSC88A000CV2 Main Board CVT, T.RSC8.8A, ATSC, ROHS3 1.18.LED185CMB3LA1 LCD Panel CMO，M185B3-LA1 ， ROHS4 1.22.02SJ103308142 Speaker SJX,SJ-1003230, 4Ω/5W, ROHS5 7.05.E2032B0000002 Key Board E2032B,ROHS6 7.04.C2019B0000001 IR LED Board C2019B,ROHS7 7.11.LE190103F0LK1 INVERTER(恒流板) LEKE, LK-LE190103F,ROHS

5.2 E2022B Major Part BomN Parent Nombel Material Description1 7.11.SP104804A0LK1 B/TAdapter(Power Boadr) LEKE, LK-SP104804A,ROHS2 7.15.TRSC88A000CV2 Main Board CVT, T.RSC8.8A, ATSC, ROHS3 1.18.LED215AUHW010 LCD Panel AUO,M215HW01 VB,1920x1080, ROHS4 1.22.02SJ103308142 Speaker SJX,SJ-1003230, 4Ω/5W, ROHS5 7.05.E2032B0000002 Key Board E2032B,ROHS6 7.04.C2019B0000001 IR LED Board C2019B,ROHS7 7.11.HQLED22L00HQ1 INVERTER(恒流板) HQ-LED22L,ROHS

5.3 E2024B Major Part Bom

N Parent Nombel Material Description1 7.11.SP104804A0LK1 B/TAdapter(Power Boadr) LEKE, LK-SP104804A,ROHS2 7.15.TRSC88A000CV2 Main Board CVT, T.RSC8.8A, ATSC, ROHS3 1.18.LED236CMH1LE2 LCD Panel CMO, V236H1-LE2, 1920*1080,ROHS4 1.22.02SJ103308142 Speaker SJX,SJ-1003230, 4Ω/5W, ROHS5 7.05.E2032B0000002 Key Board E2032B,ROHS6 7.04.C2019B0000001 IR LED Board C2019B,ROHS7 7.11.HQLED07K00HQ1 INVERTER(恒流板) HQ-LED07K, ROHS(自带 350 mm FFC线)

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Service Manual

6. Factory/Service OSD Menu and Adjustment

6.1 To enter the Factory OSD MenuNotice: Remote control1. Press "MENU" "1" "1" "4" "7" button and enter factory mode.2. Press “ / ” button select the function menu,Press “ / ” button enter factory OSD Sub menu and adjust values in the menu.

3. Press “MENU”or "EXIT" button exit factory Sub menu and OSD main menu.

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Service ManualService Manual6.2 Factory Option

Factory Menu Remark

RESET FAC DEFAULT

Clear all user settings including channel information, but does not include the factorywhite balance menu, LVDS Map, Backlight, Audio Level setting is generallycompleted in the test machine to do this. This process will need to wait for a few

WBManual white balance adjustment, back-end RGB OFFSET(Cutoff) and GAIN (Drive) adjustments. Save the settings by

AUDIO SETTING

Input Volume: channel regulation by the Speaker of the groupsound output power.

Input Volume(Line Out) :Channel regulation by the sound ofeach group of Line-Out output power.Output Volume :Adjust the overall output power of the SpeakerSound.Vol Curve: Adjust the volume curve.

SETUP VGA DDC: DDC Write.

INIT FLASH

Data area of the Flash format, clear all user settings including channel information,menu and all the factory settings. This process will need to wait for a few secondsautomatically shut down.

Backlight LevelBacklight brightness adjustment

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Service Manual

7. Software Upgrading (upgrading method)In the standby state, plug USB disk, pressing the button POWER，the process started

ifthe red indicator light into blue。It has access to USB upgrade condition while theindicator light turns blue to red again. Please do not power off during the upgrading，Thewhole upgrading last about 60s, it will automatically restart after the success of upgrading．

7.1 By USB Port7.1.1 Upgrading from USB port (build in Main board)- At working ;7.1.2 Copy F/W to USB disk, U:/ C8AllCompBase.bin

(File Name should be rename to C8AllCompBase.bin and should be set toroot directory)

7.1.3 plug USB disk (AC OFF).7.1.4. AC on, Auto reflash, LED status: Red+Blue=> R+B=> R=>

B=>R=>B …….7.1.5 LED keep Red , TV get into STB, Action complete, upgrading success.7.1.6 Move USB disk, Pressing Power key running TV.

8.Key Board and IR LED Board Sch.

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Service Manual

9. Schematic Diagram Block ( MAIN Board )1. Key and IR LED Connect

2. Lvds Connect3. Main Power in Connect Backlighting ( OFF/ON, ADJ)

4. Speaker Connect

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10 . Printed Circuit ( MAIN Board )10.1 MAIN Boadr TOP

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Service Manual10.2 MAIN Boadr BOTTOM

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11. Schematic Diagram Block ( Power Board )

1.Power Output (12V, Main pcb Power) 2.AC IN (110～240V 50/60HZ)

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12. Printed Circuit ( POWER Board )12.1 POWER Boadr TOP ( 32 inch )

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Service Manual12.2 POWER Boadr BOTTOM ( 32 inch )

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13. Schematic Diagram Block ( LED Driver Board )13.1 E2019B ( DEA-19R1 ) LED Driver Board

1. LED PANEL Backlighting2. LED PANEL Backlighting control ( 12V/GND/ON_OFF/ADJ )

13.2 E2022B ( DEA-22R1 ) LED Driver Board

1.LED PANEL Backlighting2. LED PANEL Backlighting control ( 12V/GND/ON_OFF/ADJ )

13.2 E2024B ( DEA-24R1 ) LED Driver Board

1. LED PANEL Backlighting2. LED PANEL Backlighting control ( 12V/GND/ON_OFF/ADJ )

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Service Manual

14. Printed Circuit ( LED Driver Board )14.1 E2019B ( DEA-19R1 ) LED Driver Board TOP

E2019B ( DEA-19R1 ) LED Driver Board BOTTOM

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Service Manual14.2 E2022B ( DEA-22R1 ) LED Driver Board TOP

E2022B ( DEA-22R1 ) LED Driver Board BOTTOM

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Service Manual14.3 E2024B ( DEA-24R1 ) LED Driver Board TOP

E2024B ( DEA-24R1F ) LED Driver Board BOTTOM

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사각형

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16. Debug Instruction

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17. Detailed Circuit17.1 Power Board Detailed Circuit ( Sch) 19/22/24 inch

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