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EN 26

LC4.1U AA

7.

Circuit Diagrams and PWB Layouts

TV & Scaler Board: Audio Amplifier (2x2W)

PGND

HS

OUT2B

OUT2A

OUT1B

OUT1A

SGND 1

2

NC

VP1 VP2

SVRR

MODE

IN2-

IN1+

AUDIO AMPLIFIER (2x2W)

A2

A2,A4,A5

A2

A2

A2

*EMC

*EMC

(10V)

A2

A2

TO 1706 OF AUD AMP 2X5W 

*

A2
A2

A2

AUDIO AMP 2 X 2W

L

R

TO 1110 OF SIDE AV

4X AND GATES

*

GND

EMC

EMC

3V3

3V3

3V3

11V2

11V2

3V3

3V3

3V3

3V3

3V3

3V3

0V7

0V

3V2

3V2

3V3

0V

0V

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

A

B

C

D

E

F

A

B

C

D

E

F

1701 B8
1706 D5
2703 C3
2704 C4
2705 C4
2712 B3
2714 A6
2718 B3
2719 A5
2724 C5
2736 B6
2737 B6
2738 B7
2739 B7
2741 C4
2742 B4
3706 C3
3717 C2
3719 C2
3722 C3
3725 C2
3726 C3
3727 B3
3730 E3
3732 F3
3744 B1
3745 B1
4703 D2
4704 F2
5706 D5
7702 C2
7703 C3
7706-1 D2
7706-2 E2
7706-3 E2
7706-4 F2
7710 F3
7712 B5
F701 D1
F702 F1
F707 B1
F708 C1
F709 E3
F710 C6
I701 B2
I705 D3
I706 B4
I707 B4
I708 C4
I709 B5
I710 B6
I711 B6
I714 C3
I715 C3
I716 D3
I717 F3
I718 F2
I719 B2
I720 C2
I721 B7
I722 B7

F710

5706

2739

1u0

2705

1n0

1n0

P_GND

2738

2704

1u0

+3V3STBY

I720

I719

I721

I722

100R

3745

100R

3744

I717

I718

I715

I716

I705

I714

1701

1
2
3

3
4
5

1706

1
2

I710

I711

I708

I709

I707

I701

I706

F708

F709

F707

4704

F702

4703

F701

16V

470u

2737

2736

470u

16V

16V

100u

2724

2742

470p

470p

2741

P_GND

12
13

10

11

4

5

15

16

17

1
2
6
7

14
19
20

8
9

7712
TDA1517ATW

Φ

AMPLIFIER

POWER

21

3

18

AUD_SUP

P_GND

P_GND

2719
100n

2718

1u0

10K

3727

P_GND

3726

10K

2714

1u0

2712

16V

470u

3K3

3730

1K0

3732

BC847BW

7710

+3V3STBY

12

13

71

4

11

14

8

7706-4

74LVC08AD

74LVC08AD

7706-3

9

10

7

4

5

71

4

6

1

2

71

4

3

74LVC08AD

7706-2

7706-1

74LVC08AD

10K

3725

AUD_SUP

+3V3STBY

+3V3STBY

3719

10K

7702
BC847BW

3722

BC847BW

7703

3717

8K2

10K

2703

10u 16V

3706

10K

OUT2

OUT1

MUTE

STANDBY

POWER_DOWN

EXT_MUTE

SOUND_ENABLE

OUT_MUTE

AUDOUTLSL

AUDOUTLSR

AUDOUTLSL

AUDOUTLSR

STANDBY

E_14520_010.eps

160904

3139 123 5833.3

FOR 14, 15, 17 INCH

FOR 20, 23 INCH

*

4703
4704

RES
RES

Содержание LC4.1U AA

Страница 1: ...ing 9 6 Block Diagrams Testpoint Overviews and Waveforms Wiring Diagram 15 Block Diagram Audio Video 16 Block Diagram Scaler Supply 17 Testpoint Overview TV Scaler Board 18 19 Testpoint Overview Front IR LED Panel 20 I2C Overview 21 Supply Voltage Overview 22 7 Circuit Diagrams and PWB Layouts Diagram PWB Tuner VIF Diagram A1 23 32 33 Hercules Diagram A2 24 32 33 Hercules Supply Diagram A3 25 32 3...

Страница 2: ...40 V ac Mains frequency 50 60 Hz Ambient conditions Temperature range 5 to 40 C Maximum humidity 90 R H Power consumption Normal operation from 32 W to 110 W Standby 2 W 1 2 Connections 1 2 1 Rear Connections Figure 1 1 Rear connections Aerial In IEC type Coax 75 ohm D FM Ant IEC type Coax 75 ohm D AV1 Cinch Video CVBS YPbPr RGB In Audio In Wh Audio L 0 5 VRMS 10 kohm jq Rd Audio R 0 5 VRMS 10 koh...

Страница 3: ...C 0 3 Vpp 75 ohm j Video In Cinch 1 CVBS 1 Vpp 75 ohm jq Audio In Cinch 1 Audio R 0 5 Vrms 10 k ohm jq 2 Audio L 0 5 Vrms 10 k ohm jq Jack Headphone Out Bk Headphone 32 600 ohm 10 mW rt 1 3 Chassis Overview Figure 1 4 Chassis Overview S VIDEO VIDEO IN AUDIO L IN E_14520_065 eps 270904 AUDIO R IN HEADPHONE AUDIO IN PC HD DATA D SIDE IO PANEL E A TV SCALER BOARD LCD PANEL TOP CONTROL PANEL I AMPLIFI...

Страница 4: ...nless 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 standby F These values are indicated by means of the appropriate symbols The semiconductors indicated in the circuit diagram and in th...

Страница 5: ...s have to be respected by the workshop during a repair Use only lead free soldering tin Philips SAC305 with order code 0622 149 00106 If lead free solder paste is required please contact the manufacturer of your soldering equipment Use only adequate solder tools applicable for lead free soldering tin Adjust your solder tool so that a temperature around 217 220 deg C is reached at the solder joint ...

Страница 6: ...Directions for Use EN 6 LC4 1U AA 3 3 Directions for Use You can download this information from the following website http www philips com support ...

Страница 7: ...ESD reasons Place this tape over the holes in the rear cover of the set Figure 4 1 ComPair connector 4 1 Service Position 4 1 1 Foam Bars Figure 4 2 Foam bars The foam bars order code 3122 785 90580 can be used for all types and sizes of Flat TVs By laying the plasma or LCD TV flat on the ESD protective foam bars a stable situation is created to perform measurements and alignments By placing a mir...

Страница 8: ...panel 4 7 Audio Amplifier Panel Removal Figure 4 7 Audio amplifier panel removal 1 Disconnect all cables from the audio amplifier panel 2 Remove all mounting screws from the audio amplifier panel 1 3 Unlock the panel by twisting back the clamp at the bottom 2 4 Take out the audio amplifier panel 4 8 Exchanging the LCD Panel Figure 4 8 Exchanging the LCD panel 1 Disconnect all cables from the LCD P...

Страница 9: ...ency 61 25 MHz Colour system NTSC 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 parental lock Blue mute Hotel hospital mode Auto shut off when no IDENT video signal is received for 15 minutes Skipping of non favourite presets channels ...

Страница 10: ... the option bytes See Options in the Alignments section for a detailed description Seven codes are possible 6 Clear Erases the contents of the error buffer Select the CLEAR menu item and press the MENU RIGHT key The content of the error buffer is cleared 7 Options Used to set the option bits See Options in the Alignments section for a detailed description 8 Tuner Used to align the tuner See Tuner ...

Страница 11: ...n you press the AUTO PICTURE button on the remote control transmitter or The picture improves when you enter the Customer Service Mode Then 1 Press the AUTO PICTURE button on the remote control transmitter repeatedly if necessary to choose PERSONAL picture mode 2 Press the MENU button on the remote control transmitter This brings up the normal user menu 3 In the normal user menu use the MENU UP DO...

Страница 12: ...the chassis when the microprocessor is working and all repair information is directly available When ComPair is installed together with the SearchMan electronic manual of the defective chassis schematics and PWBs are only a mouse click away 5 4 2 Specifications ComPair consists of a Windows based faultfinding program and an interface box between PC and the defective product The ComPair interface b...

Страница 13: ... transmitter 062596 directly followed by the OSD STATUS button do not allow the display to time out between entries while keying the sequence Make sure the menu item CLEAR is highlighted Use the MENU UP DOWN buttons if necessary Press the MENU RIGHT button to clear the error buffer The text on the right side of the CLEAR line will change from CLEAR to CLEARED If the contents of the error buffer ha...

Страница 14: ...C7006 NE555 3 If it has output the problem is in SCALER part 4 Otherwise check H out on pin 2 of NE555 If the input signal of pin2 is present but no output the IC is failed Note If the H out pin 67 doesn t have signal or the level is low check the output of NE555 pin 3 during start up If the H out pin 67 has a signal or has a signal for a very short time change IC7006 NE555 No TV but PC is present...

Страница 15: ...P 1200 POWER IN 1001 4P 1111 4P 1105 5P 3P 5P 1107 1110 6P 1870 1704 5P 1706 2P 1703 2P 1308 10P 1108 D SIDE I O J FRONT IR LED I AUDIO AMPLIFIER 5W E TOP CONTROL A SCALER INVERTER TTL BACK LIGHT CONNECTION LCD SCREEN LCD SCREEN LVDS CONNECTION BACK LIGHT CONNECTION LCD SCREEN TUNER 7011 7401 1401 1010 4P 1910 1206 12P 10P 5P 2P 6P 40P 1007 1008 3P 1701 1951 1402 5P FOR 2x5W FOR 2x2W ...

Страница 16: ...S FM R_SC1_AV1_IN AM L R_SC1_AV1_IN SC1_LR_RF_OUT 73 OUT_MUTE AUDOUTLSR AUDOUT SR AUDOUTLSL 70 AV3_LR_IN 60 36 37 43 AUDOUT SL AUDOUT SR AUDOUT SL AUDOUT SR AUDOUT SL L_SC1_AV1_IN SC1_R_V_IN SC1_G_Y_IN SC1_B_U_IN R_SC1_AV1_IN L_SC1_AV1_IN VCC TR DISC CTRL RES OUT THR 2028 7015 3005 2015 7005 VCC TR DISC CTRL RES OUT THR 2034 3025 2029 7006 VCC TR DISC CTRL RES OUT THR 2045 3036 2042 7007 2014 H_CS...

Страница 17: ...LVDS Tx 5930 2997 7955 3 2 1 5920 VTUN F911 DECDIG HERC_RESET F014 F903 F905 F906 F907 F015 STANDBY 1910 1 2 3 4 5 6 7 8 9 10 A2 AUD_SUP FROM SUPPLY PANEL 3V3STBY 3V3STBY 12VSW POWER_DOWN A2 A3 A4 BACK_LIGHT_ADJ1 11 A7 LAMP_ON_OFF 12 A7 5910 5932 3V3STBY 1V8 7401 GM5221 FBIN FBIN LV_E0_TX0 LV_E1_TX0 LV_E0_TX0 LV_E1_TX0 SDA_IO Y_NOTCH Y_NOTCH FLASH ROM 512kx8 CLOCK RECOVERY PLL 7403 M29W040B 55k1 E...

Страница 18: ...19 3 413 A4 I414 B4 I415 A4 I416 B4 I417 A4 I418 B4 I419 A5 I420 B4 I421 A5 I422 B4 I424 B4 I425 A5 I426 B5 I427 A5 I428 B5 I429 A4 I430 B5 I431 A4 I432 B5 I434 B5 I436 B5 I437 A5 I438 B5 I439 A5 I440 B5 I441 A5 I442 B5 I443 A5 I444 B5 I445 A5 I446 B5 I447 A5 I448 B5 I449 A5 I450 B5 I451 A5 I452 B5 X1 X1 SERVICE TESTPOINT 500mV div DC 5ms div X1 ...

Страница 19: ...7 B2 F528 B2 F529 B2 F530 B2 F531 B2 F532 B2 F533 B1 F534 B2 F535 B2 F536 B2 F701 D6 F702 D6 F707 B5 F708 A5 F709 E6 F710 A4 F902 A4 F903 A4 F904 A4 F905 A4 F906 A6 F907 A4 F908 A5 F909 A5 F910 A5 F911 B6 F912 E4 F913 B5 F951 A2 F952 B1 F954 E2 I001 C6 I002 C4 I003 C6 I004 C3 I005 C6 I006 C6 I008 C3 I009 B4 I010 B4 I011 D4 I012 D3 I013 B3 I014 D3 I015 B4 I016 C4 I017 B5 I018 B5 I019 C5 I020 C4 I02...

Страница 20: ... AA 6 Block Diagrams Testpoint Overviews and Waveforms Testpoint Overview Front IR LED Panel Bottom Side 3139 123 5836 1 E_14520_024 eps 150904 F801 A1 F802 A1 F803 A1 F804 A1 Personal Notes E_06532_012 eps 060804 ...

Страница 21: ...3414 3431 3V3STBY 3444 3V3STBY 3V3STBY 3097 3 3VSTBY SDA SCL NVM_WP 108 104 109 5 6 7402 M24C32 EEPROM ERR 8 7403 M29W040B FLASH ROM 512kx8 ERR 4 5 6 7 A1 TUNER IF 7401 GM5221 SCALER ERR 4 ERR 6 78 77 A7 SCALER LVDS A6 SCALER ANA IN 1302 UR1316 TUNER 3302 1111 1401 1 2 3 1 2 3 4 4 3303 5 4 D_SUB VGA CONNECTOR SCALER IO OPTIONAL A8 SIDE AV UART PART D SDA_IO SCL_IO 93 92 84 7 NVM_WPP ADDRESS DATA S...

Страница 22: ...3STBY 5VSW 5VSW A5 5VSW 5VSW TO 45 7011 8VSW_TV 3V3STBY 8VSW_TV 3V3STBY A5 A5 A5 A9 A14 5961 5957 7955 7953 D S G 5959 5955 7954 7404 A2 STANDBY A2 BACK_LIGHT_ADJ1 A7 LAMP_ON_OFF A7 A7 CONTROL 7011 HERCULES CONTROL 5 1007 1 2 1404 LVDS CONN TT4 CONN 1402 AUDIO AMPLIFIER 2x2W A4 SCALER ANA IN A6 AUDIO_SUP AUDIO_SUP A5 A5 A5 A5 3V3STBY SCALER LVDS OUT LCD DISPLAY A7 SCALER IO A8 A5 A5 5VSW 3V3STBY 5...

Страница 23: ...12 F313 I312 I313 4318 4312 2307 5 6 3V3STBY 47n BM04B SRSS TBT 1 2 3 4 I311 1332 I309 I310 I308 I306 I307 I303 I304 I302 F311 S302 S301 1331 S3B EH 1 2 3 F310 5VSW BFS20 7316 100n 2314 1n0 2313 1n0 2318 1n0 2317 820R 3316 560R 3317 150K 3315 100K 3314 1328 7 8 10 13 14 15 2 3 11 12 16 17 1329 1 18 4 5 6 9 13 14 15 2 3 11 12 16 17 7 8 1330 OFWK9656L 40M4 1 18 4 5 6 9 10 3327 4339 SCL SDA 5 2 TU FM...

Страница 24: ...3 I019 D4 I020 E3 I021 E3 I022 E4 I023 E4 I024 E4 I025 E4 I026 E7 I027 E7 I028 F6 I029 H5 I030 H5 I031 F5 I032 D8 I033 D8 I034 D8 I035 D8 I036 D8 I037 F11 I038 B9 I039 C11 I040 B10 I041 C11 I042 C9 I043 C10 I044 C11 I045 C9 I046 E7 I047 E7 I048 E7 I049 E7 I050 E7 I051 E7 I052 E7 I053 E7 I054 D7 I055 C8 I056 C8 I057 B11 I058 C6 I059 C7 I060 C7 I061 B7 I062 C6 I063 C6 I064 C6 I065 H3 I066 H4 I067 C6...

Страница 25: ...2 F014 B4 F015 B4 F017 B2 F018 B2 F050 C2 F051 C2 I001 A5 I002 B6 I003 A5 I005 A4 I006 A4 I093 A8 I094 A9 I095 A9 I096 B6 I097 D1 I098 B2 I099 B3 F051 I095 10u 2083 3038 68K 3037 I097 I099 I096 I098 I094 I093 3V3STBY F050 3076 2K2 I006 I003 I005 1007 1 2 3 4 5 6 2079 22n 3066 4K7 7061 2082 1u0 BSH103 5VSW 4001 4002 7005 5 7 1 3 4 6 2 8 2 8 COMP NE555D COMP 7007 5 7 1 3 4 6 3 4 6 2 8 NE555D NE555D ...

Страница 26: ...I708 C4 I709 B5 I710 B6 I711 B6 I714 C3 I715 C3 I716 D3 I717 F3 I718 F2 I719 B2 I720 C2 I721 B7 I722 B7 F710 5706 2739 1u0 2705 1n0 1n0 P_GND 2738 2704 1u0 3V3STBY I720 I719 I721 I722 100R 3745 100R 3744 I717 I718 I715 I716 I705 I714 1701 1 2 3 3 4 5 1706 1 2 I710 I711 I708 I709 I707 I701 I706 F708 F709 F707 4704 F702 4703 F701 16V 470u 2737 2736 470u 16V 16V 100u 2724 2742 470p 470p 2741 P_GND 12...

Страница 27: ...3 0V7 0V6 9V7 14V 14V4 0V5 0V3 5V3 5V4 33V5 7V9 14V3 16V 1m0 2943 I912 I911 I910 SUP_GND SUP_GND SUP_GND SUP_GND BC636 7936 3936 1K0 150R 3937 3934 1R0 3935 I908 1R0 I906 I909 I907 I904 I905 I901 F913 I902 I913 F911 F912 F910 F904 F908 F909 F907 F905 F906 P_GND F903 F902 2942 1n0 2936 1n0 1n0 2941 2940 1n0 2939 1n0 1n0 2938 1n0 2937 12VSW AUD_SUP 3V3STBY 3V3STBY 12 2 3 4 5 6 7 8 9 1910 1 10 11 2 1...

Страница 28: ...5221 7401 6 61 62 63 65 70 135 43 155 167 44 105 157 158 159 160 10 57 58 59 60 52 161 162 53 54 104 168 169 165 171 166 170 7401 5 GM5221 NC 116 137 7401 3 GM5221 CLK SYN 114 129 128 124 123 119 118 133 132 126 121 122 117 131 113 130 125 120 134 138 136 DVI GM5221 7401 2 115 127 142 163 148 147 181 152 151 146 164 182 156 144 149 153 154 141 145 150 143 3429 ANA IN GM5221 7401 1 10K I407 I408 I4...

Страница 29: ...401 8 GM5221 SYSTEM 79 77 80 78 29 16 32 15 31 68 67 20 36 19 35 18 34 17 33 14 30 13 27 40 25 12 23 28 39 22 38 21 37 LVDS 7401 4 GM5221 26 11 24 I452 I450 I451 I449 I446 I447 I448 I445 I443 I444 I441 I442 I440 I438 I439 I437 I434 I436 I431 I432 I429 I430 I428 I426 I427 I424 I425 I422 I420 I421 I418 I419 I417 I415 I416 I414 2450 100n I413 I412 3V3_DVDD I411 I409 I410 2476 18p 18p 2447 2457 18p 18...

Страница 30: ...3 I513 A3 I514 B3 I515 C1 I516 D6 I517 E6 I518 E6 I519 E7 I520 E7 S460 C2 S461 C2 S462 C3 S463 C2 S464 C2 S465 B7 2513 10u 16V I494 F521 I493 4519 4518 74LVC14APW 7510 6 13 7 14 12 74LVC14APW 7510 5 11 7 14 10 2514 3519 1 10 11 12 13 14 15 16 2 3 4 5 6 7 8 9 I492 7520 MK1575 01 F520 I496 10n 2518 2517 10n 2519 1n0 5520 VDD 3V3STBY 4520 3520 33K 2515 10n 2520 100n 2516 680p I519 I520 I518 I517 I516...

Страница 31: ... T1 7954 3 1 PANEL_PWR_CTL E_14520_015 eps 160904 3139 123 5833 3 F951 12V DC F954 1V8 DC 14 1951 2959 5957 5959 7953 Y 15 17 20 23 Y Y Y Y Y Y Y Y Y Y TV Scaler Board Rear IO Cinch E_14520_057 eps 220904 3139 123 5819 3 REAR IO CINCH A2 A2 A2 CVBS Y L EMC EMC A2 A2 A2 Pb R Pr CVBS L R 1 2 3 4 1 2 3 4 A B C D A B C D 1175 1 B1 1175 2 A1 1176 D1 2175 A4 2176 A3 2178 C4 2179 C3 2180 A2 2181 C2 3175 ...

Страница 32: ...6 2469 D5 2470 D6 2471 D6 2474 D6 2483 D6 2510 D6 2511 D6 2512 D6 2513 D6 2703 A2 2704 A2 2705 A2 2714 A4 2719 A3 2724 B2 2736 B2 2737 A3 2738 B2 2739 B2 2911 B1 2920 E3 2921 E3 2930 A1 2933 B1 2935 C1 2936 A3 2942 A3 2943 C1 2959 B6 2960 A6 2962 A5 2994 D5 2995 D5 2996 E5 2997 E5 2998 A6 3009 D3 3010 C2 3011 C2 3013 B3 3022 D4 3023 D4 3025 E4 3026 D4 3027 E4 3028 E4 3029 D4 3030 D4 3036 D4 3037 D...

Страница 33: ... B4 3079 B4 3083 B3 3084 B4 3086 B4 3087 B4 3089 B5 3093 B3 3094 B3 3097 B4 3175 E2 3176 E2 3177 E3 3178 E3 3179 E3 3180 E3 3181 E2 3182 E2 3183 E2 3184 E2 3185 E3 3186 E3 3302 E5 3303 D5 3309 D5 3311 E5 3314 D5 3315 D5 3316 D5 3317 D5 3319 D6 3320 D5 3321 D4 3322 D4 3323 D4 3324 D4 3325 D4 3326 D4 3370 D4 3374 D4 3375 B4 3401 D3 3402 D3 3403 C2 3404 B1 3405 B1 3406 B1 3414 C3 3415 B2 3416 C2 3417...

Страница 34: ... B5 S106 B5 S107 B1 S108 B2 S109 D1 EMC EMC 3111 1 2 3 4 7 5 6 1101 G_AUD_OUT 2120 470p G_AUD_IN G_UART_PC_AUD G_AUD_IN G_VID G_VID G_UART_PC_AUD 4110 4109 G_AUD_IN G_AUD_IN G_AUD_IN G_AUD_IN G_VID G_VID G_AUD_IN G_AUD_IN G_VID G_VID G_VID G_UART_PC_AUD G_UART_PC_AUD G_UART_PC_AUD G_UART_PC_AUD 470p 2119 3V3STBY 7101 BC857B 18K 3126 18K 3127 1K0 3125 2117 4u7 1n0 G_AUD_OUT G_AUD_OUT G_AUD_OUT 2118...

Страница 35: ...3 A2 2104 A2 2105 A4 2106 A4 2107 A1 2108 A2 2109 A2 2110 A2 2113 A1 2114 A1 2115 A3 2116 A3 2117 A2 2118 A1 2119 A1 2120 A1 3101 A3 3103 A3 3104 A3 3105 A3 3106 A2 3107 A2 3108 A2 3109 A2 3110 A2 3111 A4 3112 A4 3113 A4 3114 A4 3115 A1 3116 A1 3121 A1 3122 A1 3123 A4 3124 A4 3125 A3 3126 A3 3127 A2 4102 A2 4103 A1 4104 A2 4105 A1 4106 A2 4107 A2 4108 A2 4109 A2 4110 A4 4120 A4 4121 A3 4122 A3 412...

Страница 36: ...EYBOARD 1308 I309 I308 3323 3322 6306 BZX384 C4V7 3317 I306 I307 I305 F309 I304 F308 SKQNAB 1312 SKQNAB 1311 1310 SKQNAB SKQNAB 1309 1313 SKQNAB 3321 820R 1K8 3320 3319 390R 3318 150R 1 2 3139 123 5869 1 E_14520_028 eps 150904 KEY VOLTAGE CH CH VOL VOL POWER 0V4 0V9 2V1 1V5 0V Layout Top Control Panel Top Side Layout Top Control Panel Bottom Side 3139 123 5869 1 E_14520_029 eps 150904 1308 A1 1309...

Страница 37: ...I701 B1 I702 B1 I703 D3 I704 D5 I705 D4 I706 D5 I707 C8 I708 C8 I709 B4 I710 C8 I711 C8 I712 B5 I713 D5 I714 C8 I718 C4 I719 C5 I728 D6 TDA 7297D L 10K 3706 5709 P_GND 5710 2715 470u 16V 2748 470p P_GND 470p 2747 TYPE 1710 I714 4710 I710 I711 I708 I706 I707 I704 I703 I705 I701 I702 P_GND 4 5 F705 1706 1 2 3 P_GND F704 F706 AUD_SUP F703 1703 1 2 1 2 3 4 5 P_GND 1704 3K3 3701 AUD_SUP AUD_SUP 3702 3K...

Страница 38: ...ps 140904 1703 B3 1704 C2 1706 A3 2703 B3 2712 B3 2713 B1 2714 C2 2715 C3 2718 B3 2719 A1 2741 B3 2742 B3 2746 B3 2747 B3 2748 C3 3701 B3 3702 B3 3706 B3 3714 B3 3715 B3 3726 A3 3727 B3 3744 B3 3746 B3 3747 B3 3748 B3 3749 B3 3750 B3 3751 B3 4710 B3 4713 B1 4715 B3 4718 B3 4719 A3 5709 B2 5710 A3 7703 B3 7709 B2 ...

Страница 39: ...3STBY I807 4806 330R 3806 100R 3805 7805 BPW34 BPW34 7806 3802 3V3STBY I806 330R I805 2802 10u 3801 3K3 7804 BC847B 7803 BC847B 3V3STBY 7801 BC857B 6801 1 SPR 325MVW RED 1 2 6801 2 SPR 325MVW GREEN 3 2 GND 2 OUT 1 VS 3 TSOP1836LL3V 7802 F802 I801 I804 3V3STBY I803 F804 F805 I802 F801 10u 6 3V 2801 6 220R 3803 1870 1 2 3 4 5 3139 123 5836 1 E_14520_021 eps 150904 Layout Front IR LED Panel Top Side ...

Страница 40: ...EN 40 LC4 1U AA 7 Circuit Diagrams and PWB Layouts Personal Notes E_06532_013 eps 060804 ...

Страница 41: ... 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 Normal Delta Warm Green 3 Warm Delta Warm Blue 13 SAM QSS Off FMI On NICAM Alig...

Страница 42: ...int Set pattern generator e g PM5580 with colour bar pattern and connect to aerial input with RF signal amplitude 10mV and set frequency for NTSC to 61 25 MHz 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 AGC until the voltage at pin 1 of the t...

Страница 43: ...o change an Option Byte An Option Byte represents a number of different options Changing these bytes directly makes it possible to set all options very fast All options are controlled via seven option bytes Select the option byte OP1 OP7 with the cursor UP DOWN keys and enter the new value Leaving the OPTION sub menu saves the changes in the Option Byte settings Some changes will only take effect ...

Страница 44: ... 1 0 6 64 OP_HD Not used 1 0 1 1 1 0 5 32 OP_ULTRA_BASS Ultra Bass Boost available 0 0 0 0 0 0 4 16 OP_DELTA_VOLUME Delta Volume feature available 0 0 0 0 0 0 3 8 OP_TAIWAN_KOREA Not used 0 0 0 0 0 0 2 4 OP_VOLUME_LIMITER Not used 0 0 0 0 0 0 1 2 OP_STEREO_DBX Stereo DBX for NTSC available 0 0 0 0 0 0 0 1 OP_STEREO_NICAM_2CS Stereo NICAM 2CS available 0 0 0 0 0 0 OP4 DEC 192 0 64 192 192 0 OP4 HEX...

Страница 45: ...ration Ultimate One Chip UOC III or Hercules This chip has the following features Control small signal mono stereo and extensive Audio Video switching in one IC Upgrade with digital sound video processing Alignment free IF including SECAM L L1 and AM FM sound 4 5 5 5 6 0 6 5 no traps bandpass filters Full multi standard color decoder One Xtal reference for all functions microprocessor RCP TXT CC R...

Страница 46: ...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 The sound part is built up around the Hercules The Source Selection Decoding and Processing are all done by the Hercules Power supply input are several DC voltages coming from a supply panel 9 ...

Страница 47: ...ignal and selection IC SM5301 7461 PC VGA input The VGA input is processed by the VGA block of the Scaler The Scaler supports up to 1080i and UXGA 60Hz formats DVI D input The DVI D input is not supported by this chassis 9 7 3 Output The Display Output Port provides data and control signals that permit the Scaler to connect to a variety of display devices using a TTL or LVDS interface The output i...

Страница 48: ...ality 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 Virtual Dolby Surround VDS423 not for AV Stereo Dolby Pro Logic not for AV Stereo Bass Feature that includes Dynamic Ultra Bass Dynamic Bass ...

Страница 49: ... chroma decoder C FRONT Chrominance front input CBA Circuit Board Assembly or PWB CL Constant Level audio output to connect with an external amplifier CLUT Colour Look Up Table ComPair Computer aided rePair CSM Customer Service Mode CVBS Composite Video Blanking and Synchronisation CVBS EXT CVBS signal from external source VCR VCD etc CVBS INT CVBS signal from Tuner CVBS MON CVBS monitor signal CV...

Страница 50: ...l for the LED OSD On Screen Display P50 Project 50 communication protocol between TV and peripherals PAL Phase Alternating Line Colour system used mainly in Western Europe colour carrier 4 433619 MHz and South America colour carrier PAL M 3 575612 MHz and PAL N 3 582056 MHz PC Personal Computer PCB Printed Circuit Board or PWB PIG Picture In Graphic PIP Picture In Picture PLL Phase Locked Loop Use...

Страница 51: ...ck Diagram gm5221 Functional Block Diagram GPIO LVDS Panel I F Analog YUV RGB Triple ADC PLL Parallel or Serial EEPROM X86 Micro controller External ROM I F e r u t p a C e g a m I t n e m e r u s a e M XTAL Clock Generation On chip RAM ROM Ultra Reliable DVI Rx HDCP DVI OSD Controller NVRAM Display Timing Control Test Pattern Generator BT 656 2 X LVDS Tx Keypad Sensing Temp Senso r 3 X General Pu...

Страница 52: ...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 4 9 4 1 5 2 5 3 5 4 5 6 5 5 5 3 3 4 3 5 3 6 3 7 3 8 3 9 3 0 4 7 5 8 5 9 5 0 6 1 6 2 6 4 6 3 6 0 5 ...

Страница 53: ...Q5 69 Q6 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 HD...

Страница 54: ...86 59812 100nF 20 50V 0603 2385 2238 586 59812 100nF 20 50V 0603 2387 2238 586 59812 100nF 20 50V 0603 2388 2020 012 93761 330µF 6 3V 2389 4822 126 11785 47pF 5 50V 0603 2390 4822 126 11785 47pF 5 50V 0603 2391 4822 126 11785 47pF 5 50V 0603 2394 2238 586 59812 100nF 20 50V 0603 2395 2238 586 59812 100nF 20 50V 0603 2396 4822 124 23002 10µF 16V 2397 3198 017 41050 1µF 10V 0603 2398 3198 017 41050 ...

Страница 55: ...051 30103 10kΩ 5 0 062W 3435 4822 051 30103 10kΩ 5 0 062W 3441 4822 051 30101 100Ω 5 0 062W 3442 4822 051 30101 100Ω 5 0 062W 3443 4822 051 30103 10kΩ 5 0 062W 3444 4822 051 30103 10kΩ 5 0 062W 3463 4822 051 30101 100Ω 5 0 062W 3464 4822 051 30101 100Ω 5 0 062W 3467 4822 051 30222 2 2kΩ 5 0 062W 3468 4822 051 30222 2 2kΩ 5 0 062W 3469 4822 051 30151 150Ω 5 0 062W 3470 4822 051 30103 10kΩ 5 0 062W ...

Страница 56: ...822 051 30101 100Ω 5 0 062W 3125 4822 051 30102 1kΩ 5 0 062W 3126 4822 051 30183 18kΩ 5 0 062W 3127 4822 051 30183 18kΩ 5 0 062W 41xx 4822 051 30008 Jumper 0603 d 61xx 4822 130 11148 UDZ4 7B ce 7101 4822 130 60373 BC856B Top Control Panel E Various 1308 4822 265 20682 S2B PH K 1309 4822 276 13775 Switch 1p 0 1A 12V 1310 4822 276 13775 Switch 1p 0 1A 12V 1311 4822 276 13775 Switch 1p 0 1A 12V 1312 ...

Страница 57: ...Revision List EN 57 LC4 1U AA 11 11 Revision List Manual xxxx xxx xxxx 0 First release ...

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