Philips 15MF227B75 Service Manual

Color Television Chassis

TPM1.0U

LA

Contents Page

Part 1 3-102

15MF227B/27 15MF237S/27 19MF337B/27 19MD357B/27 19PFL5402D/27 19PFL5422D/27 19PFL5622D/27

Part 2 103-206

26MF337B/27 26MD257B/37 32MF337B/27 32MD357B/37 37MF337B/37 37PFL5332D/37 42MF337B/37

©

Copyright 2007 Philips Consumer Electronics B.V. Eindhoven, The Netherlands. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips.

Published by CS 0772 BU CD Customer Service Printed in the Netherlands Subject to modification EN 3122 785 16645

Color Television Chassis

TPM1.0U

LA

Part 1

15MF227B/27 15MF237S/27 19MF337B/27 19MD357B/27 19PFL5402D/27 19PFL5422D/27 19PFL5622D/27

Contents Page Contents Page

1 Technical Specifications, Connections, and Chassis

Overview 2 2 Safety Instructions, Warnings, and Notes 5 3 Directions for Use 7 4 Mechanical Instructions 10 5 Service Modes, Error Codes, and Fault Finding 13 6 Block Diagrams, Test Point Overview, and

Waveforms

Wiring Diagram 19

Block Diagrams 21 7 Circuit Diagrams and PWB Layouts Diagram

Scaler Board: Power (S-01) 25

Scaler Board: Power (S-02) 26

Scaler Board: Tuner (S-03) 27

Scaler Board: MT5112 ATSC (S-04) 28

Scaler Board: MT5371 ATSC (S-05) 29

Scaler Board: MT5371 Bypass Cap (S-06) 30

Scaler Board: Flash/MT5373Peripheral (S-07) 31

Scaler Board: DDR Memory (S-08) 32

Scaler Board: AV1/Side AV (S-09) 33

Scaler Board: DVD AV/AV3/SPDIF Out (S-10)34

Scaler Board: VGA Input (S-11) 35

Scaler Board: HDMI Input (S-12) 36

Scaler Board: Audio Coder (S-13) 37

Scaler Board: Audio Amplifier (S-14) 38

Scaler Board: LVDS Output (S-15) 39

Test Point Overview 46-47

Keyboard Control Panel (K) 48

IR & LED Panel (I) 51

Inverter Board (for 15MF237S) (IN) 54

Inverter Board (for 15MF227B) (IN) 55

Side AV Board (for 19PFL) (SA)58

LIPS Board (for 19” Wide) (L) 60

DVD Key Control Board (for 19MD) (DK) 64

©

Copyright 2007 Philips Consumer Electronics B.V. Eindhoven, The Netherlands. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips.

DVD Key Control Board (for 19PFL5622) (DK) 65 DVD LED Board (for 19MD) (DL) 67 DVD Transfer Board (for 19PFL5622) (DT) 69

DVD Transfer Board (for 19MD) (DT) 70 8 Alignments (incl. ComPair) 72 9 Circuit Descriptions, Abbreviation List, and IC Data

Sheets 91

Abbreviation List 95

IC Data Sheets 98 10 Spare Parts List 107/108 11 Revision List 116

H_16644_000.eps

010607

Published by CS 0772 BU CD Customer Service Printed in the Netherlands Subject to modification EN 3122 785 16645

2

TPM1.0U LA

1. Technical Specifications, Connections and Chassis Overview

1. Technical Specifications and Connections and Chassis Overview

Index of this chapter:

1.1 Technical Specifications

1.2 Connections

1.3 Chassis Overview

Notes:

·

Figures below can deviate slightly from the actual situation, due to the different set executions.

·

Specifications are indicative (subject to change).

1.1 Technical Specifications

1.1.1 Technical Specifications

Display type : LCD Screen size : 15"(38cm), 16:9

Resolution (HxV pixels) : 1024(H) x 768(V)( 15",19MF&19MD)

Contrast ratio : 500:1(15")

Light output (cd/m2) : >200(15")

Response time (ms) : 8ms(Typ.) (15")

Viewing angle (HxV degrees) : -70°~70°(H), -60°~65°(V)(Typ.) (15")

Tuning system : PLL TV Color systems : NTSC M Video playback : NTSC M Cable : NTSC /ATSC(8VSB)

Tuner bands : FQD1236/F H-5 ATSC/CLEAR QAM

Supported video formats : 640 x 480 @60p

Supported computer formats : 640x350 @ 60Hz

2 Sound1.1.

Sound systems : Stereo / Virtual Surround Maximum power : 2 x 3W(15",19MF&19MD)

Miscellaneous1.1.3

Power Supply

-AC/DC Power adapter : +16V DC/2.812A(3.125A)

-Power consumption : 35W (Typical)(15")

-Power cord length : 1.8m

-Power cord type : 3 lead with earth plug (US type)

-Power indicator : LED(On: Green, Standby: Amber)

-Auto power saving : EPA

-Stand-by (W) : <1W

Horizontal scan

-Horizontal : 30 - 49KHz(15")

-Vertical : 56 - 62 Hz

Dimensions (WxHxD in mm) : 327 x 254 x 12.0(15")

:19"(48cm),16:9

: 1440(H) x 900(V)(19PFL)

: 850:1(19")

: 300(19MF&19MD) : >230(19PFL)

:5ms(Typ.)(19")

:-85°~85°(H), -80°~80°(V)(Typ.) (19")

: Free QAM(64/256)

: TAEH6-9P31FR3

:720x240@60p : 720 x 480 @60i :720x480@60p : 1280 x 720 @60p : 1920 x 1080 @60i

: 640x480 @ 60Hz : 800x600 @ 60Hz : 1024x768 @ 60Hz : 1360x768 @ 60Hz(19") : 1440x900 @ 60Hz(19")

: 2 x 5W(19PFL)

(100~240V) (15")

: 100~240V(19")

: 50W(Typical) (19")

: 30 - 56KHz(19")

: 427.2 x 277.4 x 17.0(19")

Ambient conditions:

-Temperature :0°Cto40°C

-Humidity :10 to 90%(non-condensing)

1.2 Connections

1.2.1 Signal Connector

1. Earphone ( not use on 20" )

2. Tuner ( NTSC / ATSC / free QAM )

3. AV1 YPbPr (RCA conectors)

4. AV1 Audio L/R (RCA connectors for YPbPr)

5. AV2 CVBS & S-Video

6. AV2 Audio R/L input (RCA connectors for S-Video & CVBS)

7. SPDIF output (RCA connector)

8. PC Audio line in

9. D-Sub VGA in

10. HDMI

11. Rx/Tx for ISP factory alignment

12. DC mains in(15") , AC inlet(19")

8. PC Aud io

9. PC VGA

12. DC IN

11. ISP

10. HDMI

15" Connections(15MF237S no HDMI)

10. HDMI

11. ISP

8. PC Audio

9. PC VGA

19" Connections(19MF&19MD no Side AV)

1.2.2 Input signal

1.2.2.1 Signal type

D-sub 15 pins:

PC mode.

- Impedance: 75W.

- Level: 700Mv

- Sync: TTL level, separate sync, + or - polarity.

PC-stereolinein (ForPC)

- Audio: Impedance > 10 kW.

Input Level: 500 mVrms

TV RF input system

- Aerial or cable, NTSC/ATSC ( 8VSB ) /Free QAM ( 64/256 )

TV RF in pu t l evel

- 10mV (80dBuV) typical, 30dBuV ~ 100dBuV receiving

capability, terminated with input impedance of 75W.

RCA A/V, CVBS and audio R+L input

- Support NTSC colour system, 480i/60Hz.

- CVBS: 75W impedance.

DC coupled signals 1Vpp (Sync:300mV, video:700mV)

- Audio: Impedance > 10 kW.

Input Level: 500 mVrms

- ESD-protected: 15 kV

S-video , ( audio share with CVBS )

- Support NTSC colour system, 480i/60Hz.

- Y: 1000mVpp, C: 300mVpp, terminated with input impedance

of 75W.

HEADPHONE

- Peripherals : Earphones with impedance between 8 - 600W

- Features :When headphone plug is connected, loudspeaker

- sound is muted.

- Volume control: with the loudspeaker volume.

- Connector type : 3.5 mm stereo Jack, with switch

6. AudioL/R

5. CVBS S-Video

6. Audio L/R

Fig1-1

5. CVBS S-Video

7. SPDIF

3. YPbPr

4. Audio L/R

3. YPbPr

4. AudioL/R

2. Tuner

1. Earphone12. AC inlet

2. Tuner

1. Earphone

1. Technical Specifications, Connections and Chassis Overview

- Specifications : - Output: 32W >10 mW

- Sound is the same as from the loudspeakers.

- ESD-protected : 15 kV

YPbPr and Audio L + R input

- Support NTSC colour system SDTV and HDTV, including

480i/60Hz, 480p/60Hz, 720p/60Hz and 1080i/60Hz.

- Y: 1000mVpp, PbPr: 350mVpp, terminated with input

impedance of 75W.

- Connector type: RCA connectors

- Audio: Impedance > 10 kW.

Input Level: 500 mVrms

HDMI ( High Definition Multimedia Interface )

- support 480i /480p , 720p , 1080i format with HDCP

- Digital interface with 4 channels TMDS signal

SPDIF Output (Sony Philips Digital Interface Format)

- Level: - 0.5V~1.0V square wave

HDMI Pin assignment

Type A Connector

No. 1

No. 2

No. 19

No. 18

D-sub Pin assignment

SIGNAL b(PC)

No.

1Red

2Green

3Blue

4NC

5GND

6RedGND

7GreenGND

8BlueGND

9 +5V (Supply from PC)

10 Sync GND

11 NC

12 SDA

13 H-sync

14 V-sync

15 SCL

TPM1.0U LA

3

SIGNAL No. 1 TMDS Data2+ 2 TMDS Data2 shield 3 TDMS Data24 TMDS Data1+ 5 TMDS Data1 shield 6 TMDS Data17 TMDS Data0+ 8 TMDS Data0 shield 9 TMDS Data010 TMDS Clock+ 11 TMDS Clock Shield 12 TMDS Clock13 CEC 14 Reserved (N.C. on device) 15 SCL 16 SDA 17 DDC/CEC Ground 18 +5V Power 19 Hot Plug Detect

4

TPM1.0U LA

1.3 Chassis Overview

1. Technical Specifications, Connections and Chassis Overview

IN

Inverter board

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IR board

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LIPS board

Fig. 1-2 CBA locations (15-inch model)

Key board

Scaler board

Key board

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Fig. 1-3 CBA locations (19PFL5402D model)

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3. Directions for Use

You can download this information from the following websites:

http://www.philips.com/support

http://www.p4c.philips.com

Philips Digital UI-TV/AV1/AV2/Side/HDMI

OSD Layer 1 2 3 4 5

Picture Smart Picture Personal

Rich

Natural

Soft

Power Saver

Contrast slider

Brightness slider

Color slider

Sharpness slider

Color temperature Normal

Warm

Cool

Tint slider

Noise Reduction slider

Dynamic Contrast OFF

Medium

Maximum

Picture format Automatic

Super zoom

4:3

Movie expand 14:9

Movie expand 16:9

16:9 subtitle

Wide screen

Sound Smart sound Personal EQUALIZER

Speech EQUALIZER

Movies EQUALIZER

Sound mode Mono

Stereo

Virtual Surround

Alternate audio Main

SAP

Digital Audio Language Use toggle method to navigate supported languages

TPM1.0U LA

7

AVL Off

On

Features Closed captions Off

On

On during mute

Caption service CC-1

CC-2

CC-3

CC-4

T-1

T-2

T-3

T-4

Digital caption service CS-1

CS-2

CS-3

CS-4

CS-5

CS-6

8

TPM1.0U LA

Digital caption options Reset to default Reset to default

Size Default

Style Default

Text Color Default

Background Color Default

Preferred channels

Sleeptimer slider

Parental Control Channel lock

TV ratings lock

Movie ratings lock

Region ratings lock

Clear Regions lock

Change Pin

Install ati on Language English

Francais

Espanol

Autoprogram Antenna Start now

Cable (Analog first then Digital)

Source TV

AV1

AV2

HDMI

Side

DVD

PC

Clock Enter Time(Hrs,Mins)

AM/PM

Weak channel Installation

Current Software Info (Current software Version)

Reset AV settings Start now

EXIT EXIT

3. Directions for Use

Small

Standard

Large

Monospaced serif

Serif

Monospaced sans serif

Sans serif

Casual

Cursive

Small caps

Black

White

Red

Green

Blue

Yellow

Magenta

Cyan

Opacity Default

Solid

Transparent

Translucent

Flashing

Black

White

Red

Green

Blue

Yellow

Magenta

Cyan

Opacity Default

Solid

Transparent

Translucent

Flashing

3. Directions for Use

Magnavox Digital UI-PC

12345

Picture Contrast slider

Brightness slider

Color temp Normal

Warm

Cool

Picture format Full screen

4:3

Sound Smart sound Personal Equalizer

Speech Equalizer

Movie Equalizer

Virtual surround On

Off

Installation Language English

Francais

Espanol

Source TV

AV1

AV2

HDMI

DVD

PC

Picture Adjustment Auto adjust

Start

TPM1.0U LA

9

Factory reset No

EXIT Exit

Manual adjust Phase

Clock

Horizontal

Vertical

Yes

10

TPM1.0U LA

12345

Picture Smart picture Personal

Contrast slider

Brightness slider

Color slider

Sharpness slider

Color temperature Normal

Tint slider

Noise Reduction slider

Dynamic Contrast OFF

Picture format Automatic

Sound Smart sound Personal EQUALIZER

Virtual Surround On

Parental Control Movie ratings lock

Change Pin

Installation Language English

Source TV

Reset AV settings Start now

EXIT Exit

3. Directions for Use

Magnavox Digital UI-DVD

Rich

Natural

Soft

Power Saver

Warm

Cool

Medium

Maximum

Super zoom

4:3

Movie expand 14:9

Movie expand 16:9

16:9 subtitle

Wide screen

Speech EQUALIZER

Movies EQUALIZER

Off

Francais

Espanol

AV1

AV2

HDMI

DVD

PC

4. Mechanical Instructions

Index of this chapter:

4.1 Assy/Panel Removal

4.2 Set Re-assembly

4.1 Assy/Panel Removal

Notes: Please put your machine on soft material to avoid to scrape

panel when you disassemble it.

Front view

TPM1.0U LA

11

Fig.4

Fig.1

Back view

Fig.2

Step 1. Remove the stand.

Remove the two screws as Fig.2.

Step 2. Remove the Back cover and Main shield assy as Fig.3~5.

a. Remove the 6 screws on the bottom side as Fig.3. b. Remove the back cover as Fig.4. c. Remove the 5 screws as Fig.5 , then remove the Main shield assy.

Step 3. Remove the Scaler, Inverter, IR, Key board.

Remove the 6 screws and disconnect the 10 cables as Fig.6.

Step 4. Remove the speakers and as Fig.7~Fig.8the Bezel assy

Remove the 8 screws as Fig.7.

a.

Fig.5

Fig.6

Fig.3

Fig.7

12

Step 5. Remove MAIN Frame ASSY as Fig.9.

Remove the 4 screws

TPM1.0U LA

as Fig.9.

4. Mechanical Instructions

Fig.11

Fig.8

Insulation material

Service position

Notes: Please add insulation material between board and panel to

avoid short ciucuit.

Fig.9

4.2 Set Re-assembly

To re-assemble the whole set, execute all processes in reverse order.

Notes:

a. While re-assembling, make sure that all cables are placed

and connected in their original position.

b. Pay special attention not to damage the EMC foams at the

SSB shielding. Check that EMC foams are put correctly on their places.

In warranty, it is not allowed to disassembly the LCD panel, even the

backlight unit defect.

Out of warranty, the replacment of backlight unit is a correct way

when the defect is cused by backlight (CCFL,Lamp).

Fig. 10

5. Service Modes, Error Codes and Fault Finding

index of this chapter:

5.1 CSM

5.2 Factory Mode

5.

3 Repair Flow Chart

5.1 CSM

It can display CSM windows message when press 1-2 3-6 5-4 on the button (RC) remote control in normal operation mode.

The following information is displayed on screen:

CSM Item Contents Remark

1: Set Type 15MF237D/27 Project name

2: Production code BZ000651123456 14 digit production-code(serial number)

SW version(F3:F3 family, ATSC: digital TV, V0.133.1:

3: SW-naming main-processor F3 ATSC V0.133.1 070130

4: Code 1 FF FF FF FF FF Error codes in NVM/EEPROM (5 last logged errors)

5: Code 2 FF FF FF FF FF Error codes in NVM/EEPROM (5 first logged errors)

6: Key (HDCP) Invalid HDMI information whether HDCP-key is valid

7: Digital signal quality ATSC Digital signal level

8: NVM-naming PANEL_CLAA_15_XP3 Contents per Panel-type

software version, 070130: software release date)

TPM1.0U LA

13

About error code,Please refer to the table below.

Error code Event

0x01 DDR error

0x02 IIC bus error

0x03 Tuner error

0x04 Demod error

14

TPM1.0U LA

5. Service Modes, Error Codes and Fault Finding

5.2 Factory Mode

It can enter Factory Mode

1. Press" Menu" in normal operation mode to enter OSD.

2. Press "062596+Menu" on the button (RC) remote control in OSD.

3. Press "Menu" again. The screen will appear "FAC" in top right corner.

OSD behavior: Before press number key change OSD item Now remove previous function, press number key then press OK will change value

Item Description Range method of operation

//Action Items

0ExitFactory press OK.

PC: any pattern has black and white

1 AutoColor

//Switch Items

2 VIRGIN Mode On/Off

3 AGING MODE turn<On> and no signal input On/Off

4 COLOR_ENHANCE On/Off

//ADC Gain & Offset

5 ADC_GAIN_R 0~255 Press Left and Right to change value

6 ADC_GAIN_G 0~255

7 ADC_GAIN_B 0~255

8 ADC_OFFSET_R 0~127

9 ADC_OFFSET_G 0~127

10 ADC_OFFSET_B 0~127

//Color Temperature (values different by AV,VGA,DTV,HDMI,YPbPr)

11 CLR_TEMP_R Back-End Scaler R G B Gain 0~255 Press Left and Right to change value

12 CLR_TEMP_G 0~255

13 CLR_TEMP_B 0~255

YPbPr:SMPTEbar(color bar), any timing.

(values different by VGA and YPbPr) AutoColor changes those items

press OK. when autocolor, the OSD disappear, when finished. OSD appear.

//Smart Picture (values different by smart picture)

14 SP_MODE_3DNR Except YPbPr 720P above timing 0~5 Press Left and Right to change value

15 SP_MODE_PWM (when Dynamic contrast Off) 0~255

(values different by AV,DTV,HDMI,YPbPr)

Front-End, because each source has the same smart picture setting, for different between each

//Smart Picture Default

16 SP_GAIN_BRI_DTV Brightness 0~255 Press Left and Right to change value

17 SP_GAIN_BRI_AV 0~255

18 SP_GAIN_BRI_YPBPR 0~255

19 SP_GAIN_BRI_HDMI 0~255

20 SP_GAIN_BRI_VGA 0~255

21 SP_GAIN_CNT_DTV Contrast 0~255

22 SP_GAIN_CNT_AV 0~255

23 SP_GAIN_CNT_YPBPR 0~255

24 SP_GAIN_CNT_HDMI 0~255

25 SP_GAIN_CNT_VGA 0~255

26 SP_GAIN_TINT_DTV Color 0~255

27 SP_GAIN_TINT_AV 0~255

28 SP_GAIN_TINT_YPBPR 0~255

29 SP_GAIN_TINT_HDMI 0~255

30 SP_GAIN_CLR_DTV Color 0~255

31 SP_GAIN_CLR_AV 0~255

source

5. Service Modes, Error Codes and Fault Finding

32 SP_GA IN_CL R_YPBPR 0~255

33 SP_GAIN_CLR_HDMI 0~255

TPM1.0U LA

15

when Dynamic contrast turn Medium range PWM_NORMAL and PWM_MEDIUM when Dynamic contrast turn Maximun

//PWM (when Dynamic contrast On, avoid too dark)

34 VIDEO_PWM_NORMAL 0~255

35 VIDEO_PWM_MEDIUM 0~255

36 VI DEO_PWM_MA XIMUN 0~255

37 VG A_PWM_MIN to limit PC brightness r ange 0~255

38 VG A_PWM_MA X 0~255

//YPbPr H/V Posi ti on ( value different by eac h timing)

39 YPBPR_POS_H

40 YPBPR_POS_V interlace no effect, only progressive can be adjusted

//Audio

volume differ ent between audio source, for each

41 AUD_GAIN_TV

42 AUD_GAIN_DTV 64~-64

43 AUD_GAIN_HDMI 64~-64

44 AUD_GAIN_SCART 64~-64

45 A UD_HEA DPHONE_VOL 12~-64

46 AUD_B AL ANCE amplifier left and r ight volume -50~50 Press Left and Right to change value

//Tuner & Panel Id

47 TUNER ID 4isPhilips,5is Forward 4,5

48 PANEL _ID value the same to CLI command

source v olume to be the same 64~-64

range PWM_NORMAL and PWM_MAXIMUN

it reference

Smart picture control items: (values different by s mart picture)

User Menu OSD:(Back -End) can be changed when factory mode

Contras t Brightness Color Sharpness color temperature Tint Noise Reduc tion

Factory menu OSD can be c hanged when factory mode

SP_MODE_PWM (when Dynamic c ontras t Off) SP_MODE_3DNR (range 0 to 5)

16

5.3 Repair Flow Chart

TPM1.0U LA

5. Service Modes, Error Codes and Fault Finding

1.No work/LED is off

Check if

power switch is

normal

Yes

Check

IR board CN001 pin1=0V,pin2=3.7V, pin3=3V,pin4=2.85V

,pin5=5V,pin6

=3.3V

Yes

Check scaler board U102 pin1=14V,pin4=1.22V, pin7=16V,pin8=5V,

2.No raster/picture too dim

No

Replace Power switch

Check IR board

Check Inverter board CN852,pin1=16V,

pin5=0.9V,pin6

=3V

Yes

Check

Inverter board

U811 pin2=5V,Q821

pin=5,6=16V

Yes

Check scaler board

No

Check Scaler board

Check U811,Q821

5. Service Modes, Error Codes and Fault Finding

3.No picture/LED is green

Check

scaler board U102

pin1=14V,pin4=1.22V,

pin7=16V,pin8

=5V

Yes

No

Check power

TPM1.0U LA

17

Check if

working voltage

U152,pin2=3.3V

pin3=5V

Yes

Check if clock

source X350

Yes

Check if

RGB,clk,H/V and

DE signal output 128

bits TTL

Yes

Check

resistors-network

No

Check circuit around each regulator and eliminate short and open situation

Replace X350

Try to replace

flash Rom EEPROM

Replace bad resistorsnetwork

Yes

Replace LVDS cable

4.No TV sound

Check if

tuner TU201 pin11

output IF signal

Yes

Check U301

No

Replace TU201

18

TPM1.0U LA

5. Service Modes, Error Codes and Fault Finding

5.No earthphone sound

Check

U760 pin15=3.3V

Yes

Check U760 pin20=HPOUTL pin6=HPOUTR

Yes

Replace Side AV Board

6.No remote function

No

Eliminate short and open situation

Replace U760

Tty another

remote control

Yes

Check IR receiver

7.LED and function key poor

Check circuit around control board and cable between control board and scaler board

8.No HDMI picture

No

Replace one good remote control

Enter CSM mode to check item 6

Valid

Check Scaler Board

Invalid

Change U701 writen HDCP KEY

6. Block Diagram

Index of this chapter:

6.1

Wiring Diagram

6.2 Block Diagram

6.1 Wiring Diagram

F3 15 Wiring Diagram"

6. Block Diagram

TPM1.0U LA

19

K

CN020, 3pin

095T8014 4931 FP

CN802, 2pin

CN801, 2pin

089G179E20D903

S

CN101, 9pin

IN

CN851, 20pin

CN852, 9pin

CN353, 3pin

095T8014 6938 FP

CN352, 6pin

CN001, 6pin

I

095T8014 9924 FP

20

TPM1.0U LA

6. Block Diagram

F3 19MF337B/37 DiagramWiring

K

3pin

095T8014 4935 FP

L

095T8014 6940 FP

I

6pin

095T8014 11928 FP

11pin

S

11pin

3pin

6pin

30pin

095T8018 30946 FP

2pin

095T8013 2963 FP

095T8013 2962 FP

6.2 Block Diagram

F3 15 architecture Block Diagram"

6. Block Diagram

TPM1.0U LA

21

IN

Inverter board

Vcc,

Bright_ADJ

Inverter ON_OFF

S

SCALER BOARDSCALER BOARD

MT5112 +MT5112 +

MT5371 +MT5371 +

WM8776 +WM8776 +

TPA3005D2

K

LVDS PanelLVDS Panel

Speaker

2X3W

Control Board

L

LIPS

Power board

Mains AC/DC adapter

F3 19 Wide, 20 Wide architecture Block Diagram""

VCC for DVD

S

Vcc

Bright_ADJ

Inverter_

ON/OFF

Stand-By

SCALER BOARD

MT5112 +

MT5371 +

WM8776 +

TPA3005D2

LVDS Pa nel

Speaker

2x3W

2X5W

DVD build in

( option )

AC Mains

K

Control

Board

Side AV

Board

( option )

SA

22

TPM1.0U LA

6. Block Diagram

System EEPROM

(HDMI HDCP key)

System EEPROM

(HDMI HDCP key)

S-A05

TS data

LVDS

crystal

Panel

S-A04

DTV

backend

IF

nd

2

S-A07

4M

Flash

decoder

and TV

controller

VGA

S-A07

4M

MT5371

DDC

VGA

DDC

S-A11

Flash

SPDIF

HDMI EDID

16M

S-A07

EEPROM

S-A12

DDR

16M

DDR

RS232

RS232 ISP,CAA

S-A07

Build -in DVD

(D-SUB ) ,ComPair

To speaker

Function Block of main Board

I2C (SIF) : MT5371, NVM, MT5112, WM8776

S-A04

Channel

I2C (Tuner) :

Tuner , MT5112

S-A03

Decoder

MT5112

-

FAT IN+

FAT IN

COMBO

Tuner

NTSC CVBS

-Sub

PC VGA D

/S-Video

YPbPr

CVBS/

S-A13

AV1_ Audio_IN

I2S

DVD module video

Audio

AV2_ Audio_IN

HDMI

CODEX

WM8776

-in DVD

YPbPr2_Audio_IN

YPbPr1_Audio_IN

from build

To headphone

TPA3005

Audio Amp

TPA3005

PC_Audio_IN

Audio Amp

S-A14

TDA3005

MT5112

6. Block Diagram

To DVD

Tuner

TPM1.0U LA

Headp

FQD1236

S-Video

23

hone

, SPDIF

LVDS

LVDS Twin connector

D

LVDS

FPC connector

D

R

MT5371

DDR

WM8776

HD YPBPR , CVBS , L+R

in

PC

in

PC

Line

F

L

S

H

A

D-Sub D-Sub

DC

HDMI

Tx Tx

in

DC

Rx Rx

in

24

TPM1.0U LA

6. Block Diagram

U301 MT5371 , IR

DV33SB

TU201 Tuner

+5V_Tuner

LC filter

U151

LD1117S3

U301 MT5371

DV33

LC filter

U250 MT5112

DV33_DM

U301 MT5371

AV33

U152

LD1117S3

AV15

U154

-TR

LD1117S

AV12

-TR

U156

LD1117S

U301 MT5371

To Panel power , 3V3 / 5V

U250 MT5112

U501 , U502 DDR

DV13_DDR

U503

LP2996

U301 MT5371

U501 , U502 DDR

Power management

Audio power

Inverter power

+16A

U155

LD1117S3

U102

TPS5420D

BUCK

+16V

+5V_STB

Q102

SI5441DC

+5V_SW

PWR_S1

U101

S-A1~2

DV12

L5972D

BUCK

PANEL_VCC

U150

TPS5420D

BUCK

DV18_DM

U104

PWR_S3

SC4519

L5972D

BUCK

DV26_DDR

PWR_S2

PWR_S1

U103

TPS5420D

BUCK

Daniel Huang

7.Circuit Diagrams and PWB Layouts

TPM1.0U LA

25

Scaler Schematic Diagram - PowerBoard

A A

B B

C C

D D

E E

F F

G G

1

63389 9P 2.0mm

CN101

1 2 3 4 5 6 7 8 9

2

FOR LIPS POWERFOR INVERTER

CN102

NC/63391 11P 2.0MM

1 2 3 4 5 6 7 8 9 10 11

+16V +16A

DVD_POWER BRIGHT_ADJ

INVERTER_ON_OFF

STAND_BY

3

4

5

PIN 4 IS RESERVE FOR +12V

CN103 PWR JACK 2.5MM

1

2

3

4

C106

100N 25V

FB101 BEAD

1 2

100N 25V

+16V

C108

R101 0R05 1/8W

C107 470uF/25V

+16A

DVD_POWER

2 1

CN104

NC/63171 2P 2.5MM

DC POWER INPUT

+5V_STB

R118

R118200R 1/10W

R122

R126 3K3 1/10W

L102 33uH

200R 1/10W

C118

1000uF 10V

+16V

C116 10U 25V

+16V TO +5V_STB +16V TO DV16_DM BY PWR_S2+16V TO DV13 BY PWR_S1

U102 TPS5420DR

6

GND

7

VIN

8

PH

R107

NC/56R 1/8W

VSENSEENA

NC NC

BOOT

0R05 1/10W

R113

R113NC/56R 1/8W

NC/56R 1/8W

C119

C119NC/330P50V

NC/330P 50V

45 3 2 1

R121

C115 10N 50V

2

ZD103 SSA34-E3

1

10K 1/10W

+16V DV13

C100

10U 25V

U101L5972D013TR

8

VCC

5

FB

PWR_S1

GND

236

COMP

GND

7

MUN2211TIG

OUT

GND

100R 1/10W

Q104

1 4

R106

+16V TO PANEL_VCC BY PWR_S3

PWR_S3

DV33

R125 4K7 1/10W 5%

MUN2211TIG

Q107

R112

100R 1/10W

C101 10U 25V

C10110U 25V

+16V

6 7 8

NC/56R 1/8W

NC/330P 50V

U103 TPS5420DR

VSENSEENA

NC

GND VIN

NC

PH

BOOT

0R05 1/10W

R123

R124

NC/56R 1/8W

C122

45 3 2 1

R128

C113 10N 50V

2

ZD104SSA34-E3

1

R111 3K3 1/10W

ZD104 SSA34-E3

R110 5K6 1/10W

L103 27uH

PANEL_VCC

C114 330uF 16V

6

7

8

9

10

11

S-A01

CN101 A1 CN102 A2 CN103 C1

+5V_STB +5V_SW

Q102 SI5441DC

1

8

D

2

7

D

MUN2211TIG

PWR_S1

Q105

22K 1/10W

R104100R 1/10W

R104 100R 1/10W

C105

10U 10V

R102

2

R105

10K 1/10W

R103

22K 1/10W

3

1

Q103 BC847C

D

6

C103100N 25V

C103 100N 25V

R129100R 1/10W

R129 100R 1/10W

3

DGSD

45

C102 100uF/25V

C10410U 10V

C104 10U 10V

+5V_STB TO +5V_SW BY PWR_S1

+16V

L101 15uH

R127

200R 1/10W

2

22N 50V

ZD102

220P 50V

C120

C121

SSA34-E3

R108

1

1K 1/10W

R1204K7 1/10W

R120 4K7 1/10W

R10922K 1/10W

R109 22K 1/10W

C112 1000uF 10V

C109

10U 25V

U104 L5972D013TR

8 5

PWR_S2

L104 18uH

GND

OUT

COMP

GND

7

100R 1/10W

MUN2211TIG

1 4

Q108

R117

2

22N 50V

ZD105

ZD105SSA34-E3

220P 50V

C111

C110

SSA34-E3

1

R1144K7 1/10W

R114 4K7 1/10W

+16A +16V

+5V_STB +5V_SW

DV16_DM DV13 DV33SB PANEL_VCC DV33

GND

AGND_PLL

AGND_AFE

AGND_HDMI

AGND_LVDS

PWR_S1 PWR_S2 PWR_S3 STAND_BY BRIGHT_ADJ

INVERTER_ON_OFF

VCC FB

236

+16A14 +16V2

+5V_STB2,7 +5V_SW2,10,11,12,13,15

DV16_DM4 DV135,6 DV33SB2,5,6,7,15 PANEL_VCC15 DV332

GND2,3,4,5,6,7,8,9,10,11,12,13,14,15

AGND_PLL2,3,4,5,6,7,8,9,10,11,12,13,14,15

AGND_AFE2,3,4,5,6,7,8,9,10,11,12,13,14,15

AGND_HDMI2,3,4,5,6,7,8,9,10,11,12,13,14,15

AGND_LVDS2,3,4,5,6,7,8,9,10,11,12,13,14,15

PWR_S12,5 PWR_S25 PWR_S35 STAND_BY5 BRIGHT_ADJ15 INVERTER_ON_OFF15

R119

18R 1/10W

R115

3K 1/10W

R116

10K 1/10W

DV16_DM

C117 1000uF 10V

CN104 B4 C100 D4 C101 F2 C102 B9 C103 B8 C104 C9 C105 C7 C106 C2 C107 C3 C108 C3 C109 D8 C110 D9 C111 D9 C112 D6 C113 G3 C114 G4 C115 D3 C116 D1 C117 D10 C118 E3 C119 E2 C120 D6 C121 D6 C122 G2 FB101 B2 L101 D6 L102 E3 L103 G3 L104 D9 Q102 B8 Q103 C8 Q104 D5 Q105 C7 Q107 F1 Q108 D9 R101 C3 R102 B8 R103 B8 R104 C7 R105 C8 R106 D6 R107 E2 R108 D6 R109 E6 R110 F3 R111 F3 R112 F2 R113 E2 R114 D9 R115 D9 R116 E9 R117 D9 R118 D3 R119 D9 R120 D6 R121 D3 R122 D3 R123 G2 R124 G2 R125 F1 R126 D3 R127 D6 R128 F3 R129 B8 U101 D5 U102 D2 U103 F2 U104 D8 ZD102 D6 ZD103 E3 ZD104 G3 ZD105 D9

H H

The item of page is from "100" start

1

2

3

4

5

6

7

8

9

CP NR. CL6xxxx

Title

DS 15MF237S MAIN BOARD (POWER)

Size Document Number Rev

E157C2NKA1PMNS (715T2225-1)

C

Date: Sheet

10

115Nov 29, 2006

of

11

1

26

TPM1.0U LA

Scaler Schematic Diagram - PowerBoard

S-A02

A A

B B

C C

D D

E E

7. Circuit Diagrams and PWB Layouts

1

2

C153

100N 25V

+5V_SW

3 2

U151

VI VO

3

1 2

FB152

120R/500mA

FB150 120R/500mA

1 2

GND

1

C154 47U/25V

+5V_SW TO DV33_DM/DV33

+5V_SW

C176

100UF/25V

CLOSE TO Q102

FB151 120R/500mA

1 2

C177

C177100UF/25V

100UF/25V

+5V_TUNER

DV33_DM

DV33

C178 100N 25V

C168 100UF/25V

C169

100UF/25V

4

C155

100N 25V

C160

100N 25V

C171

100N 25V

5

+5V_SW AV33

LD1117DT33TR U152

4

23

VoutVin

GND

1

C156 100uF/25V

+5V_SW TOAV33

AV33 AV15

U154

LD1117S-TR

3

VIN

VOUT

GND

TH

124

C167 10U 16V

120? 1% 1/10W

R156

R160

R16024R 1/10W

24R 1/10W

AV33 TO AV15

AV33 AV12

U156

LD1117S-TR

3

VIN

VOUT

GND

TH

124

C172 10U 16V

120? 1% 1/10W

R170

R171 1R 1/8W

C161 47U/25V

C173 47U/25V

6

100N 25V

+5V_SW TO DV33SB

C165

7

U155

3 2

VI VO

GND

1

+16V1 +16A1,14

AV125,6 +5V_STB1,7

+5V_SW1,10,11,12,13,15 +5V_TUNER3

DV33_DM3,4 DV334,5,6,7,11,13,14,15

AV336,9,12 DV33SB5,6,7,15 AV156 DV26_DDR5,6,8

PWR_S11,5

GND1,3,4,5,6,7,8,9,10,11,12,13,14,15

AGND_AFE1,3,4,5,6,7,8,9,10,11,12,13,14,15

8

DV33SB+5V_STB

C166 47U/25V

+16V +16A

AV12 +5V_STB

+5V_SW +5V_TUNER

DV33_DM DV33

AV33 DV33SB AV15 DV26_DDR

PWR_S1

GND

AGND_AFE

9

C150 F3 C153 C2 C154 C3 C155 B5 C156 B5 C159 G4 C160 C5 C161 C6 C165 B7 C166 B7 C167 C5 C168 C4 C169 C4 C171 D5 C172 E5 C173 D6 C174 F4 C175 G5 C176 E2 C177 E3 C178 E3 FB150 C3 FB151 D3 FB152 C3 L151 F5 Q153 F3 R156 C5 R157 F4 R158 F5 R160 C5 R164 G4 R165 F3 R166 F5 R167 G4 R168 F5 R170 D5 R171 E5 U150 F4 U151 C3 U152 A5 U154 C5 U155 A7 U156 D5 ZD151 G4

10

11

+5V_SW TO +5V_TUNER

AV33 TO AV12

+16V

R165

F F

G G

PWR_S1

MUN2211TIG

Q153

100R 1/10W

C150 10U 25V

U150 TPS5420DR

6

GND

7

VIN

8

PH

NC/56R 1/8W

NC/330P 50V

R164

C159

VSENSEENA

BOOT

45 3

NC

2

NC

1

R157

0R05 1/10W

C174 10N 50V

R167 NC/56R 1/8W

2

ZD151 SSA34-E3

1

R166

9K1 1/10W

R168

R1688K2 1/10W

8K2 1/10W

L151 22uH

R158

150R 1/10W

C175

470uF 16V

DV26_DDR

+16V TO DV26_DDR BY PWR_S1

H H

The item of page is from "150" start

1

2

3

4

5

6

7

8

9

CP NR. CL6xxxx

Title

DS 15MF237S MAIN BOARD (POWER)

Size Document Number Rev

E157C2NKA1PMNS (715T2225-1)

C

Date: Sheet

10

215Nov 29, 2006

of

11

1

7.Circuit Diagrams and PWB Layouts

TPM1.0U LA

27

Scaler Schematic Diagram - TunerBoard

S-A03

A A

B B

C C

D D

E E

1

2

3

4

5

6

7

8

9

10

11

TU201 AND TU202 IS SAME LOCTION

TU201

AGC MONITOR (NC)

ANT SUPPLY (+5V)

2ND IF SOUND

FQD1236/F H-5

GND GND

SCL SDA

IF AGC

AS TUNER

AS IF

CVBS

+5V IF

AF/MPX

GND GND

15 16

1 2 3

+5V

4 5 6 7

DIF

8

DIF

9 10 11 12 13 14

17 18

TUNER

FQD1236

ALPS

+5V_T C201

100N 16V

470N 10V

C217

SCL SDA TUNER_SDAO AGC FAT+

FATR203 NC/0R05 1/10W R204 NC/0R05 1/10W

SIF NTSC_CVBS +5V_IF MONO

C206

100N 16V

L201 2.2uH L202 2.2uH

1 2

C205 10U 25V

FB202

120R/500mA

C202 100UF/25V

+5V_TUNER

TU201

CLOSE TO TUNER

FB201

1 2

120R/500mA

C203 100UF/25V

R202 4K7 1/10W

C204 10N 50V

R205 0R05 1/10W

R206 0R05 1/10W

TU202 C216

C215 100N 16V

FAT_IN+

FAT_IN-

R217

FB203

1 2

120R/500mA

+5V_TUNER

TUNER_SCLO IF_AGC

R219

R220

R207

GND or SIF O/P

NC or IF_AGC(Mon)

NC or B2_Ana_+5V

NC/TUN_ALPS_TDQU2

TU202

NC or OOB

B1_+5V

GND or CVBS

RF_AGC (Mon)

NC or AFT

TU_+32V

GND GND

SDA

B_IF O/P

D_IF_AGC

D_IF_O/P_1 D_IF_O/P_2

TH1 TH2

SCL

TH3 TH4

C201 C3 C202 C4 C203 C4 C204 C4 C205 D3 C206 D3 C207 E4 C208 G4 C209 G3 C210 F3 C211 G4 C212 F4 C213 F4

20 21

1 2 3 4 5 6 7 8

9 10 11 12 13 14

AS

15 16 17

NC

18 19

22 23

+5V_T

+5V_IF

SCL

SDA R216 NC/0R05 1/10W

AGC

FAT+

FAT-

R220

NC/100K 1/10W 5%

AFT

R219 NC/220K 1/10W

NTSC_CVBS

C216 NC/10N 50V

SIF

R217 NC/2K2 1/10W 5%

C214 G2 C215 C5 C216 C9 C217 C3 FB201 C4 FB202 D3 FB203 C5 L201 C3 L202 C3 Q201 F7 Q202 F7 R201 E3 R202 C4 R203 C3 R204 C3 R205 D4 R206 D4 R207 F2 R208 F6 R209 F6 R210 F8 R211 F8 R212 F3 R213 G2 R214 G3 R215 G4 R216 D7 R217 C9 R219 C8 R220 C8 TU201 C2 TU202 C6

+5V_TUNER2 DV33_DM2,4

GND1,2,4,5,6,7,8,9,10,11,12,13,14,15

AFT4 IF_AGC4

FAT_IN+4 FAT_IN-4

TUNER_SCL4 TUNER_SDA4

CVBS05 MPX15 MPX25 AGND_AFE1,2,4,5,6,7,8,9,10,11,12,13,14,15

CP NR. CL6xxxx

DS 15MF237S MAIN BOARD (TUNER)

E157C2NKA1PMNS (715T2225-1)

C

10

R214

39K 1/10W

R201

100R 1/10W

R2120R051/10W

R215

39K 1/10W

C209 15P 50V

C207 47N 16V

C212 5P6 50V

C213

15P 50V

C211 47U/25V

C208 15P 50V

4

NTSC_CVBS

R207

75R 1/10W

F F

SIF

C214 47U/25V

G G

H H

1

R213 4K7 1/10W 5%

2

C210

47P 50V

3

CVBS0

MPX1

MPX2MONO

R208

10K 1/10W

TUNER_SDAO

TUNER_SCLO

TUNER I2C LEVEL SHIFTER

5

6

R209 10K 1/10W

3

DV33_DM

D

1

2N7002 FET Q201

G

2 S

2

S

Q202 2N7002 FET

G

1

7

4K7 1/10W 5%

DV33_DM

R210

DV33_DM+5V_TUNER

R211 4K7 1/10W 5%

TUNER_SDA

TUNER_SCL

8

Title

Size Document Number Rev

9

Date: Sheet of

+5V_TUNER DV33_DM

GND

AFT IF_AGC

FAT_IN+ FAT_IN-

TUNER_SCL TUNER_SDA

CVBS0 MPX1 MPX2 AGND_AFE

315Nov29, 2006

11

1

28

TPM1.0U LA

7. Circuit Diagrams and PWB Layouts

Scaler Schematic Diagram - MT5112 ATSCBoard

S-A04

A A

FAT_IN-

FAT_IN+

C252 10N 50V

C254 10N 50V

B B

C C

D D

E E

F F

1

DVDD16

DV16_DM

FB254 120R/500mA

1 2

DV33_DM

FB250

1 2

600R/200mA BLM18AG601SN1D

DV33_DM

FB257

1 2

600R/200mA BLM18AG601SN1D

MT5112_IF_AGC

CLOSE TO MT5112

C255 100N 16V C256 100N 16V

C258 100N 16V

FB251

1 2

600R/200mA BLM18AG601SN1D

2

X250 25MHz

1

C274

10U 25V

C281

10U 25V

2

R250

1K1 1/10W

R262 1M 1/10W

C264

10U 25V

C257

10U 25V

IF_AGC

C251

47N 16V

C260 18P 50V

C261 18P 50V

DVDD16

DVDD33

AVDD33

C259 100N 16V

C271100N16V

C280 100N 16V

C286 100N 16V

3

ADVDD33_1

AVDD33

REFBOT VCMEXT

REFTOP AVDD33

AVDD3 AVDD33

XTAL2 XTAL1

AVDD33

76

ADVDD33

77

NC

78

NC

79

AVSS8

80

AVDD8

81

IN-

82

IN+

83

AVDD1

84

NC

85

AVSS1

86

REFBOT

87

VCMEXT

88

REFTOP

89

AVSS7

90

AVDD18

91

AVDD7

92

AVDD3

93

AVDD6

94

AVSS3

95

AVSS6

96

XTAL2

97

XTAL1

98

AVSS4

99

AVDD4

100

AVSS2

DVDD16

C265

100N 16V

Digital 1.8V Bypass Caps

DVDD33

C275

100N 16V

Digital 3.3V Bypass Caps

AVDD33

C282 100N 16V

Analog 3.3V Bypass Caps

4

DVDD33

NC

TUNER_SCL

TUNER_SDA

TUNER_CLK

AVSS9

R251 4K7 1/10W 5%

SA1

TUNER_DATA

NC

DVDD16

R252 4K7 1/10W 5%

SA0

DGND18

AVDD9

AVSS5

AVDD33

AVDD5

C268 100N 16V

C278 100N 16V

C285 100N 16V

DVDD18

AVDD5

DGND18

NC

ANT_TX

NC

ADVDD33_2

DVDD33

DGND33

ADVDD33

C269 100N 16V

C279 100N 16V

C250 100N 16V

DVDD16

MT5112_IF_AGC

75747372717069686766656463626160595857565554535251

107

108

109

HS

IF_AGC

DVDD18

DGND18

RF_AGC

DGND33

HS

NC

AVDD2

NC

12345678910111213141516171819202122232425

104

105

106

AVDD33

C267

C266

100N 16V

C277

C276 100N 16V

100N 16V

C283

C284

100N 16V

DVDD33

DGND33

DVDD33

ANT_RX

DVDD33

DVDD16

ANT_DET

DVDD18

GPIO3

DGND18

DVDD16

DGND18

NC

5

GPIO2

DVDD18

GPIO0

TS_DATA7

R264 33R 1/10W

R263 33R 1/10W

TS0DATA7

TS0DATA6

C270 100N 16V

DVDD33

NC

DVDD33

DGND33

RESET_

HOST_CLK

DGND18 DVDD18

HOST_DATA

DGND33 DVDD33 DGND18 DVDD18 TS_ERR

TS_VAL

TS_CLK DGND33 DVDD33

TS_SYNC TS_DATA0 TS_DATA1

DGND18

DVDD18 TS_DATA2 TS_DATA3

DGND33

DVDD33

TS_DATA6

TS_DATA5

TS_DATA4

R265 33R 1/10W

R266 33R 1/10W

TS0DATA5

TS0DATA4

DV33

U250

R253 4K7 1/10W

50

NC

49

GPIO1

48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26

HS

MT5112BD

101

102

103

FB252

AVDD33 AVDD3

1 2

600R/200mA BLM18AG601SN1D

FB255

AVDD33

1 2

600R/200mA BLM18AG601SN1D

6

GPIO_0 SIF_SCL

DVDD16 SIF_SDA

DVDD33 DVDD16

DVDD33

DVDD16

DVDD33

AVDD5

C262 100N 16V

C272 100N 16V

7

R25433R 1/10W R25533R 1/10W R25633R 1/10W

R25733R 1/10W R25833R 1/10W R25933R 1/10W

R26033R 1/10W R26133R 1/10W

GPIO_18 TS0VALID TS0CLK

TS0SYNC TS0DATA0 TS0DATA1

TS0DATA2 TS0DATA3

FB253

AVDD33

1 2

600R/200mA BLM18AG601SN1D

FB256

AVDD33

1 2

600R/200mA BLM18AG601SN1D

ADVDD33_1

C263 100N 16V

ADVDD33_2

C273 100N 16V

8

9

DV33_DM2,3 DV16_DM1 DV332,5,6,7,11,13,14,15 GND1,2,3,5,6,7,8,9,10,11,12,13,14,15

IF_AGC3

FAT_IN+3 FAT_IN-3

TUNER_SCL3 TUNER_SDA3

TS0DATA[0..7]5 TS0SYNC5 TS0VALID5 TSCLK5 GPIO_185

SIF_SDA7,13 SIF_SCL7,13

GPIO_05

DV33_DM DV16_DM DV33 GND

IF_AGC

FAT_IN+ FAT_IN-

TUNER_SCL TUNER_SDA

TS0DATA[0..7] TS0SYNC TS0VALID TS0CLK GPIO_18

SIF_SDA SIF_SCL

GPIO_0

10

C250 F4 C251 A2 C252 B1 C254 B1 C255 B2 C256 B2 C257 C2 C258 C2 C259 C3 C260 C2 C261 C2 C262 E6 C263 E8 C264 E2 C265 E3 C266 E3 C267 E4 C268 E4 C269 E4 C270 E5 C271 E2 C272 F6 C273 F8 C274 F2 C275 F3 C276 F3 C277 F4 C278 F4 C279 F4 C280 F2 C281 F2 C282 F3 C283 F3 C284 F4 C285 F4 C286 F2 FB250 F1 FB251 C2 FB252 E6 FB253 E7 FB254 E1 FB255 F6 FB256 F7 FB257 F1 R250 A2 R251 A4 R252 A4 R253 B6 R254 B7 R255 C7 R256 C7 R257 C7 R258 C7 R259 C7 R260 C7 R261 C7 R262 C2 R263 D5 R264 D5 R265 D5 R266 D5 U250 B3 X250 C2

11

G G

H H

1

2

3

4

5

6

7

8

9

CP NR. CL6xxxx

Title

DS 15MF237S MAIN BOARD (MT5112 ATSC)

Size Document Number Rev

E157C2NKA1PMNS (715T2225-1)

C

Date: Sheet

10

415Nov 29, 2006

of

11

1