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Philips LC4.2HE, Руководство по обслуживанию

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 54

LC4.2HE AA

7.

Circuit Diagrams and PWB Layouts

I-Board

1

2

3

4

5

6

A

B

C

D

6

5

4

3

2

1

D

C

B

A

L1
6u8

+3V3STBY

+12V

+3V3

R50

1R5

X1
16MHz

8

7

6

5

1

2

3

4

Drive

Ipk Sense

Vcc

Comparator

Inv. I/p

Switch

Collector

Switch

Emitter

Timing

Capacitor

Ground

Collector

U1

MC34063AD

R2

220R

R49

1R5

R5

2K7

R6

470R

R4

1K0

C2

100pF

A

K

D2
SS24

L3
68uH

+ C1

220uF, 16V

+ C3

220uF, 16V

L4

6.8uH

+ C4

220uF, 16V

+5V

L5

6.8uH - 1008

+

C5
100uF, 16V

+ C6

100uF, 16V

L6

6.8uH - 1008

+5VD

+5VA

1

2

3

4

J1

4P-CONN-TYCO

LCD Clock

SDA2

SCL2

L7

Ferrite bead

+5V

C7

100nF

1

2

3

4

J2

4P-CONN-SR-V

To TV
BD

SDA
SCL

SR

+3V3STBY

1
2
3
4
5

J3

5P-CONN-SR-V

To TV
BD

SR

To Side
I/O

R7
100R

1

3

2

Q2

BC847BW

R8
68R

R9
220R

+5VA

C8
100nF

HSYN
VSYN

CVBSTERR

LEDIN_CLK_TXD_SCL1
IR-IN_DATA-IN_RXD_SDA1
MODE
STATUS_DATA_OUT

IR_OUT

GND

+12V
HSYNC
VSYNC
TXD232
RXD232
DCM_POR

GNDA
HP_ROUT
HP_LOUT

PEND_IR

+12V

Za

14

Zb

15

Zc

4

Sa

11

Sb

10

Sc

9

d

d

V

6

1

Y1a

13

Y0a

12

Y1b

1

Y0b

2

Y1c

3

Y0c

5

Vss

8

Vee

7

E

6

U2

HEF4053BT

R10

100R

R11

100R

+5VA

C9

100nF

IRIN_DATA-IN

DATA-IN_SDA1

Za

14

Zb

15

Zc

4

Sa

11

Sb

10

Sc

9

d

d

V

6

1

Y1a

13

Y0a

12

Y1b

1

Y0b

2

Y1c

3

Y0c

5

Vss

8

Vee

7

E

6

U3

HEF4053BT

R13

100R

C11

100nF

+5VA

Tristate
STATUS_DATA_OUT1

5

1

RK

0

1

R16 100R

1

2

3

Q3

BC857BW

R17

150R

+5VA

1

3

2

Q4
BC847BW

R18

1K0

R19

10K

+5VA

1

3

2

Q5
BC847BW

R20

10K

Za

14

Zb

15

Zc

4

Sa

11

Sb

10

Sc

9

d

d

V

6

1

Y1a

13

Y0a

12

Y1b

1

Y0b

2

Y1c

3

Y0c

5

Vss

8

Vee

7

E

6

U4

HEF4053BT

C12

100nF

+5VA

IB_IROUT

IR_IN TV

1
2
3
4
5
6
7
8
9
10

J5

10P-CONN-SR-V

SR

SR

LC04V

LC04C

HP_ROUT
HP_LOUT
PC_TV_LED
LED_SEL
GND

LIGHT SENSOR
IR_IN TV
KEYBOARD
P50_ITV

PC_TV_LED

LED_SEL

LIGHT SENSOR

+3V3S

+3V3S

2

X

E

C/

5.

1

P

1

L

C

S/

6.

1

P

2

A

D

S/

7.

1

P

3

T

S

R

4

D

x

R/

0.

3

P

5

*

CI

N

6

D

x

T/

1.

3

P

7

0

T

NI/

2.

3

P

8

1

T

NI/

3.

3

P

9

0

T/

3

X

E

C/

4.

3

P

0

1

1

T/

4

X

E

C/

5.

3

P

1

1

P3.6/WR

12

P3.7/RD

13

XTAL2

14

XTAL1

15

VSS

16

NIC*

17

P2.0/A8

18

P2.1/A9

19

P2.2/A10

20

P2.3/A11

21

P2.4/A12

22

3

1

A/

5.

2

P

3

2

4

1

A/

6.

2

P

4

2

5

1

A/

7.

2

P

5

2

N

E

S

P

6

2

E

L

A

7

2

*

CI

N

8

2

p

p

V/

A

E

9

2

7

D

A/

7.

0

P

0

3

6

D

A/

6.

0

P

1

3

5

D

A/

5.

0

P

2

3

4

D

A/

4.

0

P

3

3

P0.3/AD3

34

P0.2/AD2

35

P0.1/AD1

36

P0.0/AD0

37

VCC

38

NIC*

39

P1.0/T2

40

P1.1/T2EX

41

P1.2/ECI

42

P1.3/CEX0

43

P1.4/CEX1

44

U5
P89C664HBBD

18

27

36

45

RP2

10K-RP

18

27

36

45

RP3
10K-RP

+5VD

+5VD

IR_IN TV

RJIR_IN

PC_TV_LED_OUT

R21

100R

LED_SEL_OUT

R22

1K

LIGHT SENSOR

R24
4K7

R23
4K7

R25

100R

R26

100R

+5VD

SCL
SDA

C13

27pF

C14

27pF

D

X

R

D

X

T

R28
10K

R27

10K

+5VD

R29
2K2

+5VD

1

3

2

Q6

BC847BW

R31
22K

R32
22K

L11
6.8uH - 1008

C25
1uF

+5VD

RST

1

VCC

2

D

N

G

3

U6
DS1813

R30
5K6

1

2

SW1

Tact Switch, SKQNABD010

DCM_POR

CLK_LED-IN_SCL1

C16 27pF

C17 27pF

1

8

2

7

3

6

4

5

RP4

10K-RP

RXD
TXD

TXD

RXD

+5VD

STATUS_DATA_OUT1

R33

100R

1

2

J8

2P-Shrouded-HDR

1

2

3

J9
3P-CONN-SR-V

SPARE IO

SR

R34

100R

R35

100R

SCL1
SDA1

C1+

1

V+

2

C1-

3

C2+

4

C2-

5

V-

6

T2_OUT

7

R2_IN

8

R2_OUT

9

T2_IN

10

T1_IN

11

R1_OUT

12

R1_IN

13

T1_OUT

14

D

N

G

5

1

C

C

V

6

1

U7

ST202ECD

TXD232

RXD232

C18 100nF

C19

100nF

C20

100nF

C21
100nF

+

C22

100uF, 16V

L12

6u8 - 1008

+5V

C24

100nF

C23

100nF

R36

100R

R37

100R

TXD

RXD

GNDA

PEND_IR

From TV

RI

_

C

R

D

E

L

_

V

T

_

C

P

R38

220R

1
2
3
4
5
6
7
8

J6

8P-CONN-PH-V

P50_ITV

KEYBOARD

T

U

O

RI

_

BI

L8
6.8uH - 1008

+5V

+

C26

100uF, 16V

C27

100nF

1
2
3

J10

3P-CONN-PH-B

C28

10uF

+5VD

IR_PULLUP

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

J4

24P-CONN-PHD-B

PC_TV_LED_OUT

+5V

L10

6u8 - 1008

LED_SEL_OUT
RC_IR

GNDA

RC_IR

R40
4K7

R39
4K7

R46

22K

R47
22K

R44

10K

+5VD

C35

10nF

C31

10nF

C30

10nF

C32 10nF

C33

10nF
C34

10nF

C36
1uF

C29
10uF

D3

6

V

5

C-

4

8

3

X

Z

B

R48
22K

1

3

2

Q7

BC847BW

VSYNC

C37
10nF

1

2

3

Q8

BC857BW

R51
10K

R52
47K

1

3

2

Q9
BC847BW

R55
4K7

R54
10K

R53
47K

+5VA

VSYN

VSYNC

1

2

3

Q10

BC857BW

R56
10K

R57
47K

1

3

2

Q11
BC847BW

R60
4K7

R59
10K

R58
47K

+5VA

HSYN

HSYNC

R62

100R

R61

100R

1

8

2

7

3

6

4

5

RP5

10K-RP

C38

27pF

C39

27pF

E0

1

E1

2

E2

3

VSS

4

SDA

5

SCL

6

WC

7

VCC

8

U8

MC24C16

SCL1

SDA1

C40

1nF

18

27

36

45

RP1
10K-RP

1

3

2

Q12

BC847BW

1

3

2

Q13
BC847BW

R63

10K

R64
10K

R65
4K7

R67

100R
R68

100R

C42
100nF

C41
1uF

SDA3

TV_POR

+5VD

+5VD

SDA2

SCL2

+5VD

R69 10K

SDA3

R70 100R

R72

1K

LCM_POW

LCM_POW

R71
0R

R73

4K7

C15

1uF

1

2

3

4

5

J1

5P-CONN-TYCO

LCM_POW

SDA2

SCL2

1

23

Q14
PBSS5140U

R75

0R

R74

100R

L13
BLM21P221SN1D

L14

BLM21P221SN1D

R76
10K

+5VA

F_15140_004.eps

210105

HC

HC

I-BOARD

Содержание LC4.2HE

Страница 1: ...o Control 21 Block Diagram Scaler 22 Testpoint Overview TV Scaler Board 23 Testpoint Overview TV Scaler Board 24 I2C IC Overview 25 Supply Voltage Overview 26 7 Circuit Diagrams and PWB Layouts Diagram PWB TV Scaler Board Tuner VIF A1 27 39 48 TV Scaler Board Hercules A2 28 39 48 TV Scaler Board Histogram A3 29 39 48 TV Scaler Board Audio Amplifier A5 30 39 48 TV Scaler Board TV Supply A6 31 39 48...

Страница 2: ...onditions Temperature range qC 5 to 40 Maximum humidity 90 R H Power consumption Normal operation W 96 23 inch 110 26 inch Stand by W 3 Dimensions WxHxD mm 690x433x240 23 788x504x270 26 Weight kg 11 2 23 inch 15 26 inch 1 2 Connection Overview Note The following connector colour abbreviations are used acc to DIN IEC 757 Bk Black Bu Blue Gn Green Gy Grey Rd Red Wh White and Ye Yellow 1 2 1 Side Con...

Страница 3: ...Ground Green Gnd H 10 P50Line ITV IR Sw 11 n c 12 n c 13 Ground Red Gnd H 14 Ground Data Gnd H 15 C 0 3 VPP 75 ohm j 16 n c 17 Ground Video Gnd H 18 Ground FBL Gnd H 19 Video CVBS 1 VPP 75 ohm k 20 Video CVBS Y 1 VPP 75 ohm j 21 Shield Gnd H Audio Out Mini Jack Audio Out 1 Ground Audio Gnd H 2 Audio L 0 5 VRMS 10 kohm k 3 Audio R 0 5 VRMS 10 kohm k VGA Video RGB In Figure 1 5 VGA Connector 1 Video...

Страница 4: ...assis Overview EN 4 LC4 2HE AA 1 1 3 Chassis Overview Figure 1 7 PWB locations HC I BOARD J IR LED PANEL SIDE I O LOCAL KEYBOARD PANEL O CLOCK PANEL D H REAR I O CINCH PANEL A TV SCALER BOARD LCD PANEL POWER SUPPLY UNIT P F_15140_003 eps 210105 ...

Страница 5: ...ound L 3 kHz R 1 kHz unless stated otherwise and picture carrier at 475 25 MHz for PAL or 61 25 MHz for NTSC channel 3 Where necessary measure the waveforms and voltages with D and without E aerial signal Measure the voltages in the power supply section both in normal operation G and in stand by F These values are indicated by means of the appropriate symbols The semiconductors indicated in the ci...

Страница 6: ...lly the solder joint from old tin and re solder with new tin Use only original spare parts listed in the Service Manuals Not listed standard material commodities has to be purchased at external companies Special information for lead free BGA ICs these ICs will be delivered in so called dry packaging to protect the IC against moisture This packaging may only be opened short before it is used solder...

Страница 7: ...ure 4 2 TV set rear view Figure 4 3 TV stand removal 1 Carefully pull upwards the cover plate 2 from its left side to unlock it 3 and remove the plate from the stand 2 Unplug the AC power and the antenna cables 3 Be sure to remove the coin slotted mounting screw 4 from the stand 4 Carefully lift the TV from the swivel base it uses a vertical sliding mechanism 5 Place the TV upside down on a tablet...

Страница 8: ...button area during removal it can be easily damaged 4 3 Power Supply Unit Removal Figure 4 6 Power supply unit 1 Disconnect all cables from the Power supply unit 2 Remove all mounting screws 1 from the Power supply unit 3 Take out the Power supply unit 4 4 TV Scaler Board Removal Figure 4 7 TV Scaler board shield removal Figure 4 8 TV Scaler board removal 1 Disconnect all cables from the TV Scaler...

Страница 9: ...p 2 and take out the Front LED panel 3 Disconnect the cable 3 from the Side I O Keyboard panel 4 Remove all mounting screws 4 from the Side I O Keyboard panel bracket 5 Take out the Side I O Keyboard panel from the bracket 4 7 Clock Panel Removal Figure 4 11 Clock Panel removal 1 Disconnect the cable 1 from the Clock Panel 2 Remove all mounting screws 2 from the Clock Panel 3 Take out the Clock Pa...

Страница 10: ...Now you can exchange the LCD panel 4 10 Re Assembly To re assemble the whole set do all processes in reverse order Notes Do not forget to replace the ground cable of the TV Scaler board while mounting the screw at the board topside See figure TV Scaler board removal Make sure the ferrite ring 1 is properly tightened to the clip this is only valid for 26 inch sets Figure 4 14 Ferrite ring E_14490_0...

Страница 11: ...rements to be made To override software protections To start the blinking LED procedure To inspect the error buffer To check the life timer Specifications Table 5 1 SDM default settings All picture settings at 50 brightness colour contrast hue Bass treble and balance at 50 volume at 25 All service unfriendly modes if present are disabled The service unfriendly modes are Timer Sleep timer Child par...

Страница 12: ...re identification of the main microprocessor followed by the software identification for the scaler IC A the project name LC42H B the region E Europe A Asia Pacific U NAFTA L LATAM C the software diversity Europe T 1 page TXT F Full TXT V Voice control LATAM and NAFTA N Stereo non dBx S Stereo dBx Asian Pacific T TXT N non TXT C NTSC ALL regions M mono D DVD Q Mk2 D the language cluster number X t...

Страница 13: ...diagnose problems and failures in the TV set before making a service call The CSM is a read only mode therefore modifications are not possible in this mode How to enter To enter CSM press the following key sequence on the remote control transmitter 123654 do not allow the display to time out between entries while keying the sequence Upon entering the Customer Service Mode the following screen will...

Страница 14: ... the PICTURE sub menu 5 Use the MENU UP DOWN keys to select COLOUR 6 Press the MENU RIGHT key to increase the COLOUR value 7 Press the MENU button on the remote control transmitter twice to exit the user menu 8 The new PERSONAL preference value is automatically stored Menu text not sharp enough If The picture improves after you have pressed the AUTO PICTURE button on the remote control transmitter...

Страница 15: ...air interface cable with the connector on the rear side of the ComPair interface marked with I2C and the additional ComPair interface cable Connect the other side of the additional ComPair interface cable with the ComPair or Service connector at the rear side of the TV 7 Plug the mains adapter in a mains outlet and switch the interface on The green and red LEDs light up together The red LED exting...

Страница 16: ...aligning the TV set This is no longer initiated automatically to initiate the download the following action has to be performed 1 Switch off the TV set via the mains switch 2 Short circuit the SDM jumpers keep short circuited 3 Press P or Ch on the local keyboard and keep it pressed 4 Switch on the TV set via the mains switch 5 When the set has started up the P Ch button can be released and the sh...

Страница 17: ... input voltage range of 90 V ac to 264 Vac all outputs shall be up and within regulation r5 The voltage on the POWER DOWN pin shall be 3 3 V r10 over the entire input voltage range Additionally the voltage on the big capacitor mounted flat on the PCB shall be 400 V r10 5 7 6 Iboard and LCD Clock General Circuit diagram HC chapter 7 shows the schematic diagram of the Iboard together with IO for LC4...

Страница 18: ...Service Modes Error Codes and Fault Finding EN 18 LC4 2HE AA 5 Personal Notes E_06532_012 eps 131004 ...

Страница 19: ...LCD TV SCALER D SIDE I O CONTROL J ITV IR LED H 23 I O LVDS CONNECTION TO SCREEN LVDS OUTPUT SERVICE COMPAIR CONNECTION 10P 1107 EU INVERTER 5P 1540 24P 1001 Wiring Diagram BACK LIGHT CONNECTION LCD SCREEN ITV BOARD 4P J2 5P J3 8P J6 10P J5 24P J4 4P J1 3P J10 3P 1305 20P 20P 1801 1690 5P 1002 O CLOCK BOARD 4P 1442 3P 1220 HC POWER SUPPLY 12V 1004 To Smart Card Express Box To Smart Card Express Bo...

Страница 20: ...NESS CONTRAST HUE SAT EXTERNAL ROM INTERFACE 7530 MX29LV040QC FLASH ROM 512Kx8 OCMDATA OCMADDR 1403 1 3 6 7 8 9 10 12 13 14 15 16 17 18 19 20 PAN_VCC TXB0 TXB3 TXB0 TXB1 TXB1 TXBC TXBC TXB2 TXB2 TXB3 RGB Pr Pb Insert YUV Interface RGB Matrix Blue Black Strech Gamma Corr PAL NTSC SECAM Decoder Baseband Delay Sync Sep H OSC H Shift H Drive Vertical East West Geometry CVBS Y VDRA H V HOUT RO GO BO IN...

Страница 21: ...UT SC2_L_MON_OUT SC2_R_MON_OUT 1103 18 24 1005 20 27 1102 6 2 SC2_L_IN SC2_R_IN SC2_L_IN SC2_R_IN 34 35 21 1 SCART 1 SCART 2 F708 F707 F706 F705 7707 TDA1517ATW 8 9 12 13 3 18 IN IN OUT1A OUT1B OUT2A OUT2B POWER AMPLIFIER POWER AMPLIFIER HPIC_LIN HPIC_LIN 62 63 37 38 29 30 33 IF TER IFOUT FM IFOUT F306 AUDIO SELECT ADC DAC AUDIO CONTROL Vol Treb Bass Features DACs I2S Processor QSS FM HP_LOUT HP_R...

Страница 22: ...A10 SDRAM 7501 A7 SCALER A13 A13 A13 A3 A3 A3 127 3V3STBY 7070 1V8_B 3 93 96 100 117 118 124 14 7001 7003 3V3STBY 1V8_A DECDIG 5VSW 4 5 7 9 88 90 94 15 69 82 P50 A3 A5 126 7075 P50 1601 POWER_DOWN 128 POWER_DOWN A6 2 1 6 3 4 2 1 6 3 4 1302 A6 LKB 5x 5VSWI A7 TV_SC_COM A2 Y_NOTCH A2 2488 1401 2487 3V3_PLL PCHD IO 2007 1001 2006 10 11 E_14490_102 eps 040804 F625 F624 F613 I996 F954 F960 I992 F615 F6...

Страница 23: ... I037 C4 I039 C4 I040 C4 I041 B4 I042 B3 I043 C3 I044 C2 I045 C4 I046 C4 I047 C4 I048 C4 I049 C4 I050 C4 I051 C4 I053 C4 I054 C4 I055 C4 I056 C3 I057 C4 I058 B4 I059 B4 I060 B4 I062 B3 I063 B3 I064 C3 I065 D4 I066 D3 I067 D3 I068 D3 I069 C3 I070 C4 I071 C3 I072 C3 I073 C4 I074 C4 I075 C4 I076 B4 I077 B3 I078 B2 I079 B4 I080 B4 I081 C4 I082 C5 I083 C5 I084 C5 I085 C5 I086 C4 I087 B4 I088 A3 I089 A4...

Страница 24: ...E AA 6 Block Diagrams Testpoint Overviews and Waveforms Testpoint Overview TV Scaler Board 3139 123 5804 2 E_14490_022 eps 030604 SERVICE TESTPOINT F452 500mV div DC 20us div Personal Notes E_06532_012 ep 13100 ...

Страница 25: ...VGA 3 3 J2 2 2 1305 3303 3302 3 2 U5 P89C664 8 bit MICRO CONTROLLER R26 R25 5VD R24 R23 SDA1 SCL1 5 6 U8 MC24C16 R35 R34 24 25 5VD RP5 RP5 SDA2 SCL2 22 21 2 2 1442 or 1443 3 3 J1 SDA SCL 24 23 U1 HT46R23 8 bit MICRO CONTROLLER R3 R4 SDA_IO SCL_IO 5 6 7531 AT24C32 EEPROM P3 P4 3V3STBY 3433 3432 ERR 8 NVM_WPP 7530 MX29LV040 FLASH ROM ERR 4 7501 K4D263238F SDRAM ERR 14 ADDRESS DATA ADDRESS DATA 5VD R...

Страница 26: ...IO_SUP A6 A6 3V3STBY SCALER SDRAM FLASH CONTROL A10 A11 2V5_DDR 2V5_DDR A14 A7 A10 FSVREF A7 A6 A14 3V3_DVI 3V3STBY A14 3V3_PLL A14 5VSWI A14 3V3_LBADC A14 3V3_IO A14 3V3_LVDSB A14 2V5_DDR A14 3V3_LVDSA A14 A14 3V3_LVDS A10 FSVREF A14 1V8_DVI A14 1V8_ADC A14 3V3_ADC 3V3_DVI 3V3STBY 3V3_PLL 5VSWI 3V3_LBADC 3V3_IO 1V8_CORE 1V8_CORE 3V3_LVDSB 2V5_DDR 3V3_LVDSA 3V3_LVDS FSVREF 1V8_DVI 1V8_ADC 3V3_ADC ...

Страница 27: ...13 E4 I317 E5 I318 D5 I319 D6 I320 D6 I321 C6 I322 D7 I324 B7 I325 D7 UART F312 3329 100R 100R 3328 6329 BZX384 C6V8 BZX384 C6V8 6328 BZX384 C6V8 6331 6330 BZX384 C6V8 1 2 3 4 5 6 3V3STBY F316 1305 I303 F317 I302 4340 F315 F313 F314 F310 F309 3V3STBY 3305 10K 10K 3304 3 5304 1304 1 2 1303 1 2 3 2 VCC 7 VT 9 11 12 13 14 15 6 NC1 NC2 8 SCL 4 SDA 5 TU FM AGC 1 AS 3 10 FM IFOUT IFOUT I322 1302 UR1336 ...

Страница 28: ...7 B9 2078 A10 2079 C2 2087 F5 2099 A10 2355 G7 2356 G6 A B C D E F G A B C D E F G 1001 C4 1002 F1 1009 G3 2001 D3 2002 E9 2003 F7 2004 C5 2005 C5 2006 D4 2007 C4 2008 D3 2009 D3 2010 D4 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11 2035 2011 D4 2012 E2 2013 G2 2014 G9 2015 G9 2016 G9 2017 F9 2018 F9 2023 E9 2024 E2 2025 E10 2026 E10 2027 E10 2029 E9 100u 2048 1u0 100R 3016 3072 I363 I362 I360 I...

Страница 29: ...UT 3 RES 4 THR 6 TR 2 VCC 8 7017 5 CTRL 7 DISC 1 GND 3 OUT 4 RES 6 THR 2 TR 8 VCC NE555D 5 CTRL 7 DISC 1 GND 3 OUT RES 4 6 THR 2 TR 8 VCC NE555D 2019 NE555D 7015 16V 47u 1K0 3029 3063 1K0 3026 10K 4K7 10n 3066 3n3 2045 220p 2034 3058 2022 3061 470R 1K8 7019 BC847B 100K 3030 3032 220K 6021 BAS316 3025 56K 3065 2021 4K7 10n 3n3 2042 820R 3057 BC847B 7018 3005 820R 3023 1K0 3020 5K6 100p 2020 10K 302...

Страница 30: ... 3V3 3V2 11V2 3V3 4V5 3V3 3V3 4707 3706 10K 1701 13 12 21 P GND I730 4709 4708 4706 F714 F715 I729 I720 I723 5 6 7 8 4 2 1 8 4 7740 2 TS482IDT 7740 1 TS482IDT 3 3V3STBY 4703 AUD SUP 100K 3747 3749 10K BC847BS 7703 2 68K 3751 I728 10V 1u0 2746 3750 68K 3V3STBY AUD SUP 10K 3748 7703 1 BC847BS 3746 100K I741 I739 I740 I738 I732 I737 F713 I731 F712 F711 16V 100u 2745 I727 I724 I726 I725 I719 I721 I718...

Страница 31: ...3 5V4 5V3 0V3 33V7 33V7 5V3 8V 7V9 14V3 V STANDBY TO FROM 1200 OF N C 1910 2909 330u 16V 5909 I910 I908 I905 I907 I903 I904 I902 F915 I901 F913 F914 F912 F910 F904 F908 F909 F907 F905 F906 F903 F902 P GND 1n0 2942 1n0 2936 2941 1n0 1n0 2940 2939 1n0 1n0 2938 2937 1n0 3V3STBY 12VUNREG 4 5 6 7 8 9 AUD SUP 1 10 11 12 2 3 2 1 3 12VSW 8VSW_TV L78M08CDT 7920 5920 16V 47u 2921 16V 47u 2920 TUN_GND TUN_GN...

Страница 32: ...2 3448 10R 15 16 17 18 19 2 20 3 4 5 6 1 10 11 12 13 14 I437 0 1453230 2 1403 I436 I444 I428 I423 I427 I438 I439 I440 I442 I441 I443 I426 I424 I425 I446 3446 100R 1 1408 B3B PH SM3 TBT 1 2 3 3V3_LBADC 3445 3444 47K 4445 2494 100n 100n 2490 2491 100n 100n 2492 3443 10K 1 8 3442 2 2 7 3442 1 3 6 4 5 3442 3 3441 1 1 8 10K 3442 4 2 7 3 6 3441 2 10K 5 3441 3 3441 4 4 10K 3440 1 1 8 3440 2 2 7 3440 3 3 ...

Страница 33: ... F486 A7 I415 D2 I416 D2 PC_LED KEYBOARD1 PIXEL _SYNC PIXEL _RESET SCL_IO SDA_IO DISC_LAMP I416 I415 7415 BCP69 25 2458 3V3STBY 100n 3415 10K 3416 1K0 S3B PH SM3 TB A 1407 1 2 3 F418 F415 F416 F413 F414 3V3STBY F411 F412 F403 F405 F406 F402 F404 F460 F461 F463 F470 F401 F417 F478 F482 F434 F486 F462 F465 F466 5VSWI 1 2 3 4 5 6 7 8 9 1409 S9B PH SM3 TB A 2495 47u 16V 2496 100n 2 3 4 3V3_LBADC S4B P...

Страница 34: ...2 38 89 90 91 39 40 41 78 80 81 1 83 84 3 4 6 7 12 13 100 17 18 20 21 74 75 77 57 97 98 63 64 68 69 71 72 9 10 45 29 30 26 55 53 54 28 23 56 24 36 37 33 34 47 48 49 50 51 7501 K4D263238M QC50 1M X 32 X 4 SDRAM 31 32 2V5_DDR 2516 100n 2515 100n 100n 2514 2513 100n 100n 2512 2511 100n 100n 2510 2509 100n 100n 2508 2507 100n 100n 2506 2505 100n 2503 100n 100n 2504 2502 47u 47u 2501 FSDQM0 FSDQM1 FSDQ...

Страница 35: ...545 3 10K 3 6 10K 2 7 1 8 3545 2 4 5 3545 1 10K 3 6 10K 3544 4 2 7 10K 3544 3 8 10K 3544 2 10K 3544 1 1 2533 100n 10K 3536 1530 1 2 3543 3542 4 5 3V3_IO 3 6 3540 4 2 7 3540 3 8 3540 2 3540 1 10K 1 3541 4 5 3 6 10K 3539 4 10K 3539 3 10K 3539 2 2 7 10K 3539 1 1 8 4 5 3 6 3538 4 10K 2 7 3538 3 10K 1 8 3538 2 10K 3538 1 10K 1532 3532 10K 2530 10u 16V 24 32 16 31 3V3_IO 22 13 14 15 17 18 19 20 21 1 10 ...

Страница 36: ...3 F824 F822 F820 F821 F818 F819 F816 F817 F815 F814 F812 F813 F811 F826 F827 F810 F807 F808 F806 F805 F803 F801 F804 F802 4838 F809 4836 I834 I840 I822 I802 I803 I816 I841 I815 I819 I844 I842 I847 I848 I838 I836 3V3STBY 5VHDMI 3833 3829 10K 10K 2849 10n 2848 1u0 1u0 2847 3837 10K 10K 3836 3839 10K 3838 10K 3 4 5 6 7 8 9 21 22 12 13 14 15 16 17 18 19 2 20 1801 1 10 11 390R 3835 3V3STBY 3834 13 1 3 ...

Страница 37: ...649 I647 I646 I643 I644 I645 I642 I641 I639 I640 I636 I638 I637 I651 330R 3646 3645 330R 330R 3644 330R 3643 330R 3642 330R 3641 6640 BZX384 C2V7 I619 I623 I621 I622 I601 I612 I615 F647 F645 F646 F643 F644 F642 F641 F639 F640 F637 F638 F636 F634 F635 F633 F631 F632 F601 F629 F630 F628 F622 F627 F621 F618 F619 F610 I611 F609 I610 I626 I609 I624 I625 I629 I627 I628 I635 I633 I634 I606 I604 I605 F617...

Страница 38: ...V STANDBY 1V3 5V4 3V3 2V5 2V95 1V8 RES 15K 2954 I958 F960 F953 I995 F952 I992 I996 F988 F958 F955 F954 I954 I955 I953 I952 I951 I961 I959 I956 1 2 3 4 5 1951 GND SUPP_GND 5960 1n0 2970 5VSWI 12VSW 2969 2968 1n0 2966 1n0 2965 1n0 1n0 1n0 2964 3V3STBY 3V3STBY 12VUNREG 5984 3V3_PLL 3V3STBY 3V3_ADC 5985 1V8_ADC 1V8 1V8_CORE 5996 5998 5997 1V8_DVI 16V 47u 2996 2995 100n 1 3 2 7995 LD1086D2T18 2V5_DDR 5...

Страница 39: ...27 A4 3028 C4 3029 A4 3030 A4 3031 C5 3032 A4 3033 C4 3034 C4 3035 C4 3036 C4 3037 A4 3038 A4 3048 B4 3054 B4 3055 C4 3056 A3 3057 A4 3058 A5 3059 B3 3061 A5 3063 A4 3064 D5 3065 A4 3066 A4 3067 B4 3068 B4 3069 B4 3070 A3 3071 D4 3072 B3 3073 B3 3074 C3 3075 B2 3076 C3 3077 A3 3078 B3 3079 B3 3080 B3 3081 B3 3082 B4 3083 B4 3084 B3 3088 B4 3089 B3 3091 B4 3092 A4 3093 B4 3094 B4 3096 B4 3097 A4 30...

Страница 40: ...40 LC4 2HE AA 7 Circuit Diagrams and PWB Layouts Layout TV Scaler Board Part 1 Top Side E_14490_019a eps 230404 Part 1 ...

Страница 41: ...Circuit Diagrams and PWB Layouts 41 LC4 2HE AA 7 Layout TV Scaler Board Part 2 Top Side E_14490_019b eps 230404 Part 2 ...

Страница 42: ...42 LC4 2HE AA 7 Circuit Diagrams and PWB Layouts Layout TV Scaler Board Part 3 Top Side E_14490_019c eps 230404 Part 3 ...

Страница 43: ...Circuit Diagrams and PWB Layouts 43 LC4 2HE AA 7 Layout TV Scaler Board Part 4 Top Side E_14490_019d eps 230404 Part 4 ...

Страница 44: ...B5 3051 B5 3052 B5 3053 C6 3060 C6 3062 C6 3085 B6 3086 B6 3087 B6 3359 C6 3364 C5 3371 D5 3372 D6 3374 C6 3378 A6 3380 A6 3381 A6 3382 A6 3383 A6 3386 A6 3401 C1 3402 C1 3403 B2 3404 B2 3405 B2 3406 B2 3407 C1 3408 C1 3409 A2 3410 B2 3411 A2 3412 B2 3413 B2 3414 B2 3415 C2 3416 C2 3441 B4 3447 B2 3560 B5 3561 B5 3562 B5 3563 B5 3564 B5 3565 B5 3566 B5 3605 D3 3606 D3 3607 D3 3608 D3 3609 D3 3610 ...

Страница 45: ...Circuit Diagrams and PWB Layouts 45 LC4 2HE AA 7 Layout TV Scaler Board Part 1 Bottom Side E_14490_020a eps 230404 Part 1 ...

Страница 46: ...46 LC4 2HE AA 7 Circuit Diagrams and PWB Layouts Layout TV Scaler Board Part 2 Bottom Side E_14490_020b eps 230404 Part 2 ...

Страница 47: ...Circuit Diagrams and PWB Layouts 47 LC4 2HE AA 7 Layout TV Scaler Board Part 3 Bottom Side E_14490_020c eps 230404 Part 3 ...

Страница 48: ...48 LC4 2HE AA 7 Circuit Diagrams and PWB Layouts Layout TV Scaler Board Part 4 Bottom Side E_14490_020d eps 230404 Part 4 ...

Страница 49: ...BZA408B 1 2 3 4 5 6 7 8 9 10 1003 10PIN CONN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1001 B24B PHDSS B LEDIN_CLK IRIN_DATA IN MODE 2 3 1 1004 TC18 041 03 STATUS_DATA OUT 1 2 3 4 1005 LGT1509 0200 DGND 2008 2n2 IR OUT 2007 2u2 6007 6 V 5 C 4 8 3 X Z B 6008 6 V 5 C 4 8 3 X Z B 1 3 2 4 5 6 6010 BZA408B HP ROUT HP LOUT 12V HSYN VSYN TXD232 RXD232 DCM POR CVBSterr GNDA TO I board...

Страница 50: ...4 2HE AA 7 Circuit Diagrams and PWB Layouts Layout Side IO and LKB Panel Top Side Layout Side IO and LKB Panel Bottom Side F_15140_022 eps 220205 F_15140_023 eps 220205 Personal Notes E_06532_012 eps 131004 ...

Страница 51: ...9 2 20 21 3 4 5 6 1101 1 10 11 12 13 14 15 16 17 PPTV 21 I113 I111 I117 I115 I121 I122 I124 I123 I109 I125 I103 I168 I169 I167 I165 I166 I162 I164 I160 I161 I163 I159 I157 I158 I156 5 6 7 8 9 14 15 16 17 18 19 2 20 3 4 1104 1 10 11 12 13 2112 470p 470p 2137 2110 470p 470p 2111 470p 2109 2136 470p 470p 2135 470p 2134 5 7 8 5VSW 1 2 3 4 F209 1105 F208 F206 F207 F211 F205 F212 F193 F191 5VSW_1 10u 16...

Страница 52: ...nd 2694 2691 D_Gnd D_Gnd D_Gnd 2690 2689 8 9 16 17 D_Gnd 12 13 14 15 2 3 4 5 6 7 1687 1 10 11 I705 I706 I709 I710 I711 I683 I684 I703 I704 I697 I698 I695 I696 I693 I694 I692 I688 I691 I687 I685 I686 I682 D_Gnd I702 1K0 3708 I700 I701 I699 I681 I690 I680 43 44 45 5 6 7 8 9 46 47 32 33 34 35 36 37 38 39 4 40 41 42 23 24 25 26 27 28 29 3 30 31 13 14 15 16 17 18 19 2 20 21 22 1 10 11 12 1698 D_Gnd 270...

Страница 53: ...169 A3 3684 A7 3687 A6 3689 A6 3693 A6 3696 A6 3697 A6 3706 A6 3707 A6 3708 A6 4105 A4 4128 A4 5684 A7 5686 A6 5687 A6 6121 A3 6143 A4 7138 A3 7693 A6 E_14490_044 eps 190404 3139 123 5855 2 2101 A8 2103 A8 2105 A8 2109 A8 2110 A8 2111 A8 2112 A8 2127 A6 2131 A6 2135 A6 2136 A6 2140 A6 2141 A6 2152 A4 2153 A4 2681 A3 2683 A2 2686 A3 2688 A3 2689 A2 2690 A2 2691 A3 2698 A2 2699 A2 2704 A3 2705 A2 31...

Страница 54: ... D A 4 0 P 3 3 P0 3 AD3 34 P0 2 AD2 35 P0 1 AD1 36 P0 0 AD0 37 VCC 38 NIC 39 P1 0 T2 40 P1 1 T2EX 41 P1 2 ECI 42 P1 3 CEX0 43 P1 4 CEX1 44 U5 P89C664HBBD 1 8 2 7 3 6 4 5 RP2 10K RP 1 8 2 7 3 6 4 5 RP3 10K RP 5VD 5VD IR_IN TV RJIR_IN PC_TV_LED_OUT R21 100R LED_SEL_OUT R22 1K LIGHT SENSOR R24 4K7 R23 4K7 R25 100R R26 100R 5VD SCL SDA C13 27pF C14 27pF D X R D X T R28 10K R27 10K 5VD R29 2K2 5VD 1 3 ...

Страница 55: ...Circuit Diagrams and PWB Layouts 55 LC4 2HE AA 7 Layout I Board Top Side Layout I Board Bottom Side F_15140_020 eps 220205 F_15140_021 eps 220205 ...

Страница 56: ...57BW 1 1 3 2 7542 BC847BW 1 1 3 2 7541 BC847BW 1 3540 470R 3544 4K7 3545 220R 3546 220R 1 2 6543 TSML 1020 1 2 6542 TSML 1020 3547 4K7 1 2 6540A SPR 325MVW 3 2 6540B SPR 325MVW 1 2 6544 SIR 341ST3F 1 2 3 4 5 1540 S5B PHK 3548 4K7 1 3 2 7543 Res 3549 Res F_15140_005 eps 210105 J J IR LED PANEL Layout Front IR LED Panel Top Side Layout Front IR LED Panel Bottom Side F_15140_024 eps 220205 F_15140_02...

Страница 57: ...B5 1 PB4 2 PA3 PFD 3 PA2 4 PA1 5 PA0 6 PB3 7 PB2 8 PB1 9 PB0 10 VSS 11 PC0 12 PC1 13 PC2 14 PC3 15 PC4 16 PD0 PWM0 17 PD1 PWM1 18 RES 19 VDD 20 OSC1 21 OSC2 22 PA7 SCL 23 PA6 SDA 24 PA5 25 PA4 26 PB7 27 PB6 28 U1 HT46R23 COM0 13 COM1 14 COM2 15 COM3 16 SEG0 48 SEG1 47 SEG2 46 SEG3 45 SEG4 44 SEG5 43 SEG6 42 SEG7 41 SEG8 40 SEG9 39 SEG10 38 SEG11 37 SEG12 36 SEG13 35 SEG14 34 SEG15 33 SEG16 32 SEG1...

Страница 58: ...58 LC4 2HE AA 7 Circuit Diagrams and PWB Layouts Personal Notes ...

Страница 59: ...white tone and tuner IF can be aligned To store the data Use the RC button Menu to switch to the main menu and next switch to Stand by mode 8 3 1 SAM Menu Figure 8 1 SAM Menu SAM SAM OP1 0 Delta Cool Red 3 OP2 57 Delta Cool Green 1 OP3 140 Delta Cool Blue 5 OP4 32 OP5 120 OP6 128 OP7 0 SAM SAM IFPLL 32 Normal Red 32 AGC 30 Normal Green 35 AGCL 255 Normal Blue 41 SAM SAM Cool Delta Warm Red 2 Norma...

Страница 60: ...Point Set pattern generator e g PM5580 with colour bar pattern and connect to aerial input with RF signal amplitude 10mV and set frequency for PAL SECAM to 475 25 MHz For France select the L signal Activate the SAM menu Go to the sub menu Tuner select the sub menu option AFC Window and adjust the value to 100kHz Select the AGC sub menu Connect a DC multi meter to F306 pin1 of the tuner Adjust the ...

Страница 61: ...options are controlled via seven option bytes Select the option byte OP1 OP7 with the Menu Up Down keys and enter the new value Leaving the OPTION submenu saves the changes in the Option Byte settings Some changes will only take effect after the set has been switched off and on with the AC power switch cold start Note The option values mentioned in the table below are subject to change Table 8 2 O...

Страница 62: ...ens sizes 23 and 26 inch both in 16 9 ratio and has a styling called Disc This chassis has the following features Audio The sound processor is part of the UOC processor called Hercules The chassis has a FM Radio with 40 preset channels Video Enhanced video features video drivers Active Control and multiple PIP The architecture consists of a TV and Scaler panel I O panel Side I O and Local Keyboard...

Страница 63: ... slave device To avoid buffer overflow at the Scaler side the TV_SC_COM line provides the necessary hardware flow control To allow bi directional communication the Scaler can initiate a service interrupt request to the Hercules via the TV_IRQ line The Hercules and EEPROM are supplied with 3 3 V which is also present during STANDBY The EEPROM or NVM Non Volatile Memory is used to store the settings...

Страница 64: ...C7011 and is fed back to pins 70 71 and 72 In this path the Histogram IC TDA9178 is inserted This TDA9178 can control various picture improvements Histogram processing Colour transient improvement Luminance transient improvement Black and white stretch Skin tone correction Green enhancement Blue stretch Smart peaking Video dependent coring Colour dependent stretching Since the TDA9178 is connected...

Страница 65: ...nnect to a variety of display devices using a TTL or LVDS interface The output interface is configurable for single or dual wide TTL LVDS in 18 24 or 30 bit RGB pixels format All display data and timing signals are synchronous with the DCLK output clock The integrated LVDS transmitter is programmable to allow the data and control signals to be mapped into any sequence depending on the specified re...

Страница 66: ...re will then depend on the region AP China can have a Multi System and I DK version For India it might only be BG standard 9 8 2 Functionality The features available in the Hercules are as follows Treble and Bass Control Surround Sound Effect that includes Incredible Stereo Incredible Mono 3D Sound not for AV Stereo TruSurround not for AV Stereo Virtual Dolby Surround VDS422 not for AV Stereo Virt...

Страница 67: ...o read the status of the SCART 1 input STATUS_2 This signal is used to read the status of the SCART 2 input HERC_RESET This pin is used to switch the 1 8V supply POWER_DOWN The power supply generates this signal It is logic high 3 3 V during normal operation of the TV and goes low 0 V when the Mains input voltage supply goes below 70 VAC Keyboard Following are the Keyboard functions and the step v...

Страница 68: ...y 9 ASD Automatic Standard Detection AV External Audio Video B SC1 IN Blue EXT SCART1 in B SC2 IN Blue EXT SCART2 in B TXT Blue TeleteXT B G Monochrome TV system Sound carrier distance is 5 5 MHz B VHF band G UHF band BOCMA Bimos One Chip Mid end Architecture Video and chroma decoder C FRONT Chrominance front input CBA Circuit Board Assembly also called PCB or PWB CL Constant Level audio output to...

Страница 69: ...itting Diode A semiconductor diode that emits light when a current is passed through it LINE DRIVE Horizontal line deflection drive signal for the Line transistor L L Monochrome TV system Sound carrier distance is 6 5 MHz L is Band I L is all bands except for Band I LS LoudSpeaker LVDS Low Voltage Differential Signalling data transmission system for high speed and low EMI communication M N Monochr...

Страница 70: ...CART1 out SNDR SC2 IN Sound right SCART2 out SNDR SC2 OUT Sound right SCART2 out SNDS VL OUT Surround sound left variable level out SNDS VR OUT Surround sound right variable level out SOPS Self Oscillating Power Supply S PDIF Sony Philips Digital InterFace This is a consumer interface used to transfer digital audio SRAM Static RAM STBY STandBY SVHS Super Video Home System SW Software or Subwoofer ...

Страница 71: ...T N O C O I D U A E M U L O V S S A B E L B B E R T S E R U T A E F C A D C D A s C A D R L T U O P H O R M F L A T I G I D Pin configuration stereo and AV stereo versions with Audio DSP 69 70 81 80 79 78 77 76 75 74 73 72 71 88 87 86 85 84 83 82 65 66 68 67 89 96 95 94 93 92 91 90 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 9 10 11 12 29 31 32 30 5 6 7 8 1 2 3 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 ...

Страница 72: ..._ FPLL VSSD33_ PLL TCLK XTAL H VDDD33_ SDDS VSSA33_ SDDS VDDA33_ SDDS VSSA33_ FPLL J VDDD33_ DDDS VSSA33_ DDDS VDDA33_ DDDS VSSD33_ SDDS K RESETn ACS_ RSET_HD NC VSSD33_ DDDS CORE_1 8 CORE_1 8 D_GND D_GND L OCM_INT2 OCM_INT1 AVSYNC AHSYNC D_GND CORE_1 8 D_GND D_GND M OCM_UDO OCM_UDI IR0 IR1 D_GND D_GND D_GND D_GND N VGA_SDA VGA_SCL DVI_SDA DVI_SCL D_GND D_GND D_GND D_GND P OCM_CS1n OCM_CS2n MSTR_S...

Страница 73: ... 68 Q7 67 Q8 66 OGND 65 OVCC 64 Q9 63 Q10 62 Q11 61 Q12 60 Q13 59 58 57 56 55 54 53 52 51 Q0 VCC 100 GND 99 AGND 98 RX2 97 RX2 96 AVCC 95 AGND 94 AVCC 93 RX1 92 RX1 91 AGND 90 AVCC 89 AGND 88 RX0 87 RX0 86 AGND 85 RXC 84 RXC 83 AVCC 82 EXT_RES 81 PVCC1 80 PGND1 79 OGND 78 DSCL 77 DSDA 76 CSCL RSVDL Q2 RESET INT OGND VCC GND SiI 9993 BLOCK DIAGRAM PIN CONFIGURATION E_14620_149 eps 090804 HDCP Decry...

Страница 74: ... 10PF 16V 2376 3198 017 41050 1PF 10V 0603 2377 3198 017 41050 1PF 10V 0603 2378 2020 552 96718 220nF 10 6 3V 0402 2379 2020 552 96718 220nF 10 6 3V 0402 2380 2022 031 00316 47PF 16V 2381 3198 035 71040 100nF 10 16V 0402 2382 2022 031 00373 470PF 20 16V 2386 3198 017 41050 1PF 10V 0603 2387 4822 126 14324 33pF 5 50V 0402 2388 4822 126 14324 33pF 5 50V 0402 2392 3198 017 41050 1PF 10V 0603 2394 319...

Страница 75: ...8 031 04720 4 7k 5 0402 3025 2322 706 75603 56k 1 0402 3026 3198 031 01530 15k 5 0 01W 0402 3027 3198 031 04720 4 7k 5 0402 3028 4822 117 11297 100k 5 0 1W 3029 4822 117 13548 1k 5 0402 3030 4822 117 11297 100k 5 0 1W 3032 3198 031 02240 220k 5 0 1W 0402 3035 4822 117 13545 100 1 0402 3037 3198 031 08230 82k 5 0402 3048 4822 117 13606 10k 5 0 01W 0402 3049 4822 117 13545 100 1 0402 3050 4822 117 1...

Страница 76: ...71 2422 549 42896 Bead 120 100MHz 5072 2422 549 42896 Bead 120 100MHz 5304 4822 157 11499 Bead 60 at 100MHz 5309 3198 018 31290 12PH 10 5321 3198 018 33970 0 39PF 10 0805 5324 4822 157 71334 0 68PH 5 1008 5370 4822 157 11716 Bead 30 at 100MHz 5371 4822 157 11716 Bead 30 at 100MHz 5372 2422 549 44197 Bead 220 at 100MHz 5530 2422 549 45333 Bead 120 100MHz 5560 4822 157 11716 Bead 30 at 100MHz 5605 2...

Страница 77: ...17 4822 051 30331 330 5 0 062W 3118 4822 051 30759 75 5 0 062W 3119 4822 051 30689 68 5 0 063W 0603 3121 4822 051 30759 75 5 0 062W 3122 4822 051 30331 330 5 0 062W 3123 4822 051 30102 1k 5 0 062W 3126 4822 117 12891 220k 1 3127 4822 051 30151 150 5 0 062W 3128 4822 117 12925 47k 1 0 063W 0603 3129 4822 051 30223 22k 5 0 062W 3130 4822 117 12891 220k 1 3131 4822 051 30151 150 5 0 062W 3132 4822 11...

Страница 78: ...Revision List EN 78 LC4 2HE AA 11 11 Revision List Manual xxxx xxx xxxx 0 First release ...

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