HP LC3260N manual AV SWITCH2/STEREO/SOUND AMP Block Diagram

Page 26

 

 

 

AV SWITCH2/STEREO/SOUND AMP BLOCK DIAGRAM

 

 

 

 

 

 

 

 

 

 

AV SW

 

 

 

 

 

 

 

 

 

 

 

 

INPUT 1/2

 

 

 

IC4201 AN15853B-E1

 

 

 

 

 

 

 

 

 

 

 

 

J4205 YKC22-0780N

 

 

 

V1-V

2

 

 

 

 

 

 

 

 

 

 

 

14

 

 

 

V1-Y

4

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

V1-C

6

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

V1-L

3

 

 

 

 

 

 

 

 

 

 

 

17

 

 

 

VL-R

5

 

 

 

 

 

 

 

 

 

 

 

20

 

 

 

V1-L

20

 

 

 

 

 

 

 

 

 

 

 

9

 

 

 

VL-R

22

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

V2-V

9

 

 

 

 

 

 

 

 

 

 

 

15

 

 

 

24 SDA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V2-R

12

 

 

 

 

 

 

 

 

 

 

 

18

 

 

 

25 SCL

 

 

 

 

 

 

 

 

 

 

 

 

22

 

 

 

V2-L

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

28 SW_A_IN_R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30 SW_A_IN_L

 

 

 

 

 

 

 

 

 

 

 

 

AUDIO_IN 4/5

 

 

SW_CVBS

31 SW_CVBS

 

 

 

 

 

 

 

 

 

 

 

 

J4204 AU4-57A03-01H

SCALER/LVDS/

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MICON/ADC/JACK/

SW_Y

33 SW_Y

 

 

 

 

 

 

 

 

 

 

 

 

2

 

AV SWITCH1/

 

 

 

 

 

 

 

 

 

 

 

 

 

 

REGULATOR

SW_C

35 SW_C

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V_OUT

V4-L

19

 

 

 

 

 

 

 

 

 

 

 

3

 

TUNER/DIGITAL/

16 TUNER_V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V4-R

21

 

 

 

 

 

 

 

 

 

 

 

7

 

POWER

SIF_OUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMPONENT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC4204

 

 

CS_IN 4/5

 

 

 

 

 

STEREO

 

 

 

 

 

 

NJM2584AM(TE1)

J4211 YKC21-4720N

 

 

 

 

 

 

 

 

 

 

 

 

Y

 

 

 

 

 

 

IC904 MSP4440G-QA-C13-100

 

 

 

 

 

 

9

2

 

 

 

 

 

67

ANA_IN1+

 

 

COMPONENT

 

14

3

14 U

5

 

 

 

 

 

56

SC1_IN_L

 

 

 

11

5

1

V

8

 

 

 

 

 

AV2_IN_L

50

IC4401

 

 

 

 

 

 

 

 

 

 

57

SC1_IN_R

AV2_IN_R

51

NJM2584AM(TE1)

8

6

8

Y

3

 

 

 

 

 

 

 

 

 

 

 

 

16 V

 

 

 

SW_A_L

 

 

53

SC2_IN_L

 

 

 

 

 

 

 

9

 

INTERFACE

SW_A_R

 

 

54 SC2_IN_R

 

X901

9 14 1

5

6

3

 

11

U

6

 

 

 

 

 

18.432MHz

 

 

 

 

 

 

 

 

 

XTAL_IN

71

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SCART1_R_IN

SCALER/LVDS/

 

 

 

 

 

 

XTAL_OUT

72

 

 

 

 

 

 

 

 

MICON/ADC/JACK/

 

 

 

 

2

I2C_CL

 

 

 

 

 

 

 

SCART1_G_IN

AV SWITCH1/

 

SCL

 

 

 

 

 

 

 

 

 

 

 

SCART1_B_IN

REGULATOR

SCALER/LVDS/

SDA

 

 

3

I2C_DA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MICON/ADC/JACK/

 

 

2

36 VARIOUT_R

 

 

 

 

 

 

 

 

 

DTUNER_V

 

AV SWITCH 1/

 

 

 

 

 

 

 

 

 

 

 

 

REGULATOR

AUDIO_MUTE

 

3

37

VARIOUT_L

 

 

 

 

 

 

 

 

 

DTUNER_U

TUNER/DIGITAL/

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AUDIO_OUT_JACK

 

 

 

 

 

 

 

 

 

 

 

DTUNER_Y

 

 

CP901

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J4201

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

HDMI_I2SS

4

I2S_CL

 

 

SOUND AMP IC

 

 

 

 

 

IC301 TA2024-ASE

 

 

 

 

 

 

 

 

 

 

 

MICON2

3

HDMI_I2SSDO

7

I2S_DA_IN

SPOUT_R

27

11

INV2

 

 

 

 

 

 

 

 

 

 

 

2

HDMI_I2SWS

5

I2S_WS

 

 

 

 

SPOUT_L

28

15

 

 

 

 

 

 

 

 

 

INV1

 

 

 

 

 

 

 

 

 

 

33

VDDA

 

 

 

 

 

 

 

 

 

 

30

VDD1

 

 

 

 

 

 

 

 

 

 

12 MUTE

OUTP1

31

SPEAKER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

29 VDD1

OUTM1

28

SP301

 

 

 

 

 

 

 

 

 

 

TUNER/DIGITAL/

SOUND+B

 

 

 

 

26

VDD2

OUTM2

27

SPEAKER

POWER

 

 

 

 

 

 

 

 

OUTP2

24

 

 

 

 

 

 

 

25 VDD2

SP302

 

 

 

 

 

 

 

 

 

 

F-3

F-4

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Contents Model HOW to Order Parts Servicing Notices on CheckingAbout Lead Free Solder PbF Contents General Specifications SystemA3-2 A3-3 A3-4 A3-5 Disassembly Instructions Removal and Installation of Flat Package ICInstallation Service Mode List Set Set Key Remocon Standard Operations Condition TimeWhen Replacing Eeprom Memory IC Confirmation of Initial DataRE-WRITE for Digital Soft Firmware Electrical Adjustments Adjustment ProcedureConfirmation of Fixed Value Step No Electrical Adjustment Parts Location Guide Wiring Connection Troubleshooting Guide Pins 1, 2, 3, 4 Picture does not Appear Is There Signal Picture APPEARS, but the Audio does not Appear CD3806 5V ? YES Is There Signal On Screen Display does Not Appear Digital RGB Interface Ddvs Converter AV SWITCH2/STEREO/SOUND AMP Block Diagram TUNER/DIGITAL/POWER Block Diagram Interface Block Diagram MICON2 Block Diagram Printed Circuit Boards AV TOP Side CMF080APrinted Circuit Boards AV Bottom Side Printed Circuit Boards Scaler TOP Side Printed Circuit Boards Scaler Bottom Side Printed Circuit Boards Digital TOP Side Digital Bottom SideSolder Side Printed Circuit Boards POWER/OPERATION Chip Mounted Parts CEF185AAV SWITCH2 Schematic Diagram SWYUV1/2 PSU5VD/DSR/LIGHTCTL AT+5V MuteLevel Shift PCBD20AV Jack Schematic Diagram Stereo Schematic Diagram Sound AMP/HEADPHONE AMP Schematic Diagram Power Schematic Diagram Coaxial Jack CON+5V AV JACK2 Schematic DiagramExtmute Swspdif Tuner Schematic Diagram DVS 3DY/CRESET ScalerresetStereoreset HDMI/DVI COMPONENT/HDMI KEY-A KEY-B AFT1LOW 3DY/CRESET AFT2HIGH LcdonScaler Schematic Diagram ADC1 Schematic Diagram Lvds Schematic Diagram Jack Schematic Diagram AV SWITCH1 Schematic Diagram Regulator Schematic Diagram Interfacehdmi IC Schematic Diagram Hdmi MICON2 Schematic Diagram Asic Schematic Diagram Sdram Schematic Diagram Nfcle To Asic Dtvreset From POWER2NFIO7 NFIO6 NFIO5 NFIO4 NFIO3 NFIO2 NFIO1 NFIO0 FclkFront END Schematic Diagram AFT DTV Reset DTV ON-H Spdif Outa FROM/TO Firm UpdateDTV Reset DTV Power Tunersda AF3 TwiretxdcPOWER2 Schematic Diagram FROM/TO AC Inlet PowerswctlIC508 5VREGULATORPOWERFAIL LCD-H Chassis GNDOPERATION/REMOCON Schematic Diagram Dtunerresetl GND Power PCBPower ON-H SwitchvideocWaveforms ADC1 AV OUT Mechanical Exploded View PCBDH0 Mechanical Replacement Parts List Electrical Replacement Parts List SPEC.NO
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