Sanyo DP26640 - 26" Diagonal LCD HDTV 720p Скачать руководство пользователя страница 21

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BLOCK DIAGRAM SIGNAL LINES

IC5750

A6100

IC5700

IC5500

IC5900

IC6250

IC001

A3900

Q3901

(64Mbit)

CPU
(MIPS)

Video1

Composite

Audio
Amp.

Line Out

TV Speakers

(26" 5W+5W)
(32" 7W+7W)

RESET

Clock
(25MHz)

DEMUX

HDMI
Rx

S/P DIF

MPEG2
Video
Decode

OSD

NTSC
Decoder

Audio
DAC

Scalar

Audio

Processing
Unit

Vcc cont.

Remote

Back Light cont. (BLON)

Video2

LVDS
Out

Panel Unit

Video data & Clk
(LVDS)

+12V

Digital/
Analog
Tuner

RF-IN

Back Light level (PWM)

Key Switch

Video2
(Component/
Composite)

Video3
(Component)

HDMI1
(or DVI)

HDMI2
(or DVI)

Audio
ADC

Power LED

VBS

DEMOD

ADC

I2C

I2S

DDR2
512Mbit
(400MHz)

PC Audio
(or DVI Audio)

Audio

PC
(D-Sub)

OP AMP

USB

Light

L/R

Sensor

DDX

L/R

I2C

Video3

UART(Debug)

CPU
(Micon)

3.3V_STBY

D3.3V

3.3V

D1.8V_DDR

1.8V

1.1V

AUDIO_POW

DP26640/DP32640

(N8MJ/N8LJ)

BLOCK DIAGRAM SIGNAL LINES

Содержание DP26640 - 26" Diagonal LCD HDTV 720p

Страница 1: ... No in the Service Manual If the Original Version Service Manual Chassis No does not match the unit s additional Service Literature is required You must refer to Notices to the Original Service Manual prior to servicing the unit Servicing should be performed by only trained and qualified service personnel Contents SAFETY INSTRUCTIONS 2 SERVICE ADJUSTMENTS 3 ON SCREEN SERVICE MENU 4 POWER FAILURE C...

Страница 2: ...test with the receiver power plug reversed NEVER RETURN A RECEIVER TO THE CUSTOMER WITHOUT TAKING THE NECESSARY CORRECTIVE ACTION PRODUCT SAFETY NOTICE When replacing components in a receiver always keep in mind the necessary product safety precautions Pay special attention to the replacement of components marked with a in the parts list and in the schematic diagrams To ensure safe product operati...

Страница 3: ...e Figure 1 below 2 Service Adjustments Press the Cursor and key to select the desired service menu item you want to adjust See page 4 for the On screen Service Menu Use the Cursor or key to adjust the data The or key will increase or decrease the data sequentially 3 Exit from the Service Menu Press the MENU key to turn off the Service Menu display Figure 1 Service Menu Display HEX DATA Index Param...

Страница 4: ...peration and the correct features for your particular model the program codes must be correct Note 1 Option Data 1 No 2 OP1 should be hexadecimal 00 See 2 above If this program code is wrong the TV will not operate properly Note 2 Option Data 2 No 3 OP2 should be hexadecimal 0A See 3 above If this program code is wrong the TV will not operate properly NOTES Option 2 Data Display Panel Option 1 and...

Страница 5: ...o to standby mode when there is circuit failure as described below Refer to Block Diagram Power Lines This unit is equipped with a Power Failure Detector function included in the sub_CPU which checks for an abnormal condition in the chassis power supplies If while the power is on a failure is caused by any of the fol lowing that results in a low voltage supply the sub_CPU will turn the unit off in...

Страница 6: ... provided to pre vent interference to other radio and television receivers The Earth sheet and gasket should be returned to its previ ous position after servicing BACK CABINET REMOVAL 1 Remove 14 screws C 3x14 9pcs D 4x8 4pcs A 3x6 1pc shown in figure 2 Lift the back cabinet and remove the lead wire connector 3 Take the back cabinet off C C C C C C C C C D D D D A Power Unit C C C C C C C C C C C ...

Страница 7: ...ostatically Sensitive and therefore require special handling techniques as described under Servicing Electrostatically Sensitive Devices on page two in this service literature LCD PANEL REMOVAL Lift up the LCD panel from front cabinet SPEAKER REMOVAL Take off each speaker from back cabinet ATTENTION Confirm Mounting Wall Wire is installed when you install the back cabinet Mounting Wall Wire C KEY ...

Страница 8: ...RAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN BE OF SPECIAL SIGNIFICANCE IT IS PARTICULARLY RECOMMENDED THAT ONLY PARTS DESIGNATED ON THE FOLLOWING PARTS LIST BE USED FOR COMPONENT REPLACE MENT DESIGNATED BY A NO DEVIATIONS FROM RESISTANCE WATTAGE AND VOLTAGE RATINGS MAY BE MADE FOR REPLACEMENT ITEMS DESIGNATED BY A Schematic Location Part No Description Schematic Location Part No Description Note ...

Страница 9: ...10U K 6 3V C5525 F1G1H221A737 CERAMIC 220P J 50V C5527 F1G1H103A706 CERAMIC 0 01U K 50V C5528 F1G1C104A077 CERAMIC 0 1U K 16V C5531 F1G1C104A077 CERAMIC 0 1U K 16V C5532 F1J0J106A004 CERAMIC 10U K 6 3V C5532 F1J0J106A020 CERAMIC 10U K 6 3V C5533 F1G1C104A077 CERAMIC 0 1U K 16V C5534 F1G1H103A706 CERAMIC 0 01U K 50V C5535 F1G1H1020008 CERAMIC 1000P K 50V C5536 F1G1H221A737 CERAMIC 220P J 50V C5537 ...

Страница 10: ...77 CERAMIC 0 1U K 16V C6330 F1G1C104A077 CERAMIC 0 1U K 16V C6332 F2G1C221A066 ELECT 220U M 16V C6530 F1G1C104A077 CERAMIC 0 1U K 16V C6531 F1G1C104A077 CERAMIC 0 1U K 16V C6560 F1G1C104A077 CERAMIC 0 1U K 16V C6561 F1G1C104A077 CERAMIC 0 1U K 16V C6600 F1G1C104A077 CERAMIC 0 1U K 16V C6601 F1G1A105A047 CERAMIC 1U K 10V C6602 F2G1C471A066 ELECT 470U M 16V C6701 F1G1C104A077 CERAMIC 0 1U K 16V C670...

Страница 11: ...CPH3338 T TL E Q6720 B1ABCE000028 TR MMBTSC3928R B1ABDF000013 TR 2SC3928A1R B1ABDF000024 TR 2SC3928A1S Q6721 B1ABCE000028 TR MMBTSC3928R B1ABDF000013 TR 2SC3928A1R B1ABDF000024 TR 2SC3928A1S Q6730 B1CFRC000023 TR MCH6437 P TL E Q6740 B1ABCE000028 TR MMBTSC3928R B1ABDF000013 TR 2SC3928A1R B1ABDF000024 TR 2SC3928A1S Q6741 B1ABCE000028 TR MMBTSC3928R B1ABDF000013 TR 2SC3928A1R B1ABDF000024 TR 2SC3928...

Страница 12: ...072 MT GLAZE 4 7K JA 1 10W R5592 D0GB472JA072 MT GLAZE 4 7K JA 1 10W R5593 D0GB103JA072 MT GLAZE 10K JA 1 10W R5594 D0GB103JA072 MT GLAZE 10K JA 1 10W R5598 D0GB101JA069 MT GLAZE 100 JA 1 10W R5599 D0GB103JA072 MT GLAZE 10K JA 1 10W R5650 D0GBR00JA071 MT GLAZE 0 000 ZA 1 10W R5653 D0GB101JA069 MT GLAZE 100 JA 1 10W R5654 D0GB472JA072 MT GLAZE 4 7K JA 1 10W R5659 D0GB101JA069 MT GLAZE 100 JA 1 10W ...

Страница 13: ...A072 MT GLAZE 10K JA 1 10W R6742 D0GB103JA072 MT GLAZE 10K JA 1 10W R6743 D0GB223JA070 MT GLAZE 22K JA 1 10W R6744 D0GB104JA068 MT GLAZE 100K JA 1 10W R6745 D0GBR00JA071 MT GLAZE 0 000 ZA 1 10W R6746 D0GBR00JA071 MT GLAZE 0 000 ZA 1 10W R6750 D0GB103JA072 MT GLAZE 10K JA 1 10W R6755 D0GB681ZA037 MT GLAZE 680 FA 1 10W R6756 D0GB332ZA038 MT GLAZE 3 3K FA 1 10W R6757 D0GB103ZA038 MT GLAZE 10K FA 1 10...

Страница 14: ...1ABDF000013 TR 2SC3928A1R B1ABDF000024 TR 2SC3928A1S Q1810 B1ABCE000028 TR MMBTSC3928R B1ABDF000013 TR 2SC3928A1R B1ABDF000024 TR 2SC3928A1S Q1813 B1ABCE000028 TR MMBTSC3928R B1ABDF000013 TR 2SC3928A1R B1ABDF000024 TR 2SC3928A1S RESISTORS R1004 D0GBR00JA071 MT GLAZE 0 000 ZA 1 10W R1009 D0GBR00JA071 MT GLAZE 0 000 ZA 1 10W R1020 D0GBR00JA071 MT GLAZE 0 000 ZA 1 10W R1022 D0GBR00JA071 MT GLAZE 0 00...

Страница 15: ...LAZE 100 JA 1 10W R6100 D0GB101JA069 MT GLAZE 100 JA 1 10W R6101 D0GB101JA069 MT GLAZE 100 JA 1 10W CRYSTAL FILTERS X5500 H0J250500115 OSC CRYSTAL 25MHZ MISCELLANEOUS A100 1AA0B10N302A0 ASSY PWB DIGITAL_Z N8LJ A200 1AA0B10N303A0 ASSY PWB ANALOG COMP N8LJ A201 1AA0B10N303AA ASSY PWB ANALOG N8LJ A202 1AA0B10N303AB ASSY PWB KEY_SW N8LJ A300 1AA0B10N285A0 ASSY PWB RC_LED N8LJ A6100 1AV4F1BAZ0090 TUNER...

Страница 16: ...se get the correct assembly name part number Service Name ASSY PWB KEY_SW N8LJ Japan BOM part number 1AA0B10N303AB NOTE This is a sub assembly A202 from ASSY PWB ANALOG COMP N8LJ A200 For RC_LED unit replacement please get the correct assembly name part number Service Name ASSY PWB RC_LED N8LJ Japan BOM part number 1AA0B10N285A0 For Power Inverter Board replacement please get the correct assembly ...

Страница 17: ...C5595 R5955 C6729 R6319 R6701 C5596 R5956 R6702 R6703 R6706 R6707 IC6700 R6321 R5575 R6515 R6709 R5576 R6322 R6516 R5577 R6323 R6517 6 4 1 3 Q6730 R6324 R6518 R5579 R6325 R6519 R6326 R6327 R6328 R6329 R5580 R6520 R5581 C012 R5584 R6330 R5585 R6331 C015 R5586 R6332 R5587 R5588 C018 R6337 R6338 R6720 R6339 R6721 R6723 R5590 R6530 R5591 R6531 R6725 R6532 R6726 R6533 R6727 R5594 R6340 R6534 R6341 R653...

Страница 18: ...71 C1610 L1712 R2407 R1623 R1602 L1701 C1772 C1612 R1640 R1610 C1773 R2405 R1620 R1601 R1803 D2405 IC1640 L1621 R2409 D1750 R2413 R2408 R1624 C1770 R1628 R1611 L1622 R2414 R1625 R2411 R2406 R1642 R1621 R1614 Q1750 L1706 L1641 C1601 SC1002 R1770 R1707 R1034 R1028 R1016 D1712 R1776 R1751 R1670 R1044 L1702 L1704 C6105 C1622 SC2408 SC1050 R1801 R1712 R1702 R1039 D1668 D1671 SC2401 SC1007 R1774 R1709 R...

Страница 19: ...9K SW1906 SW1907 SW1901A SW1903A SW1902A SW1905A SW1904A SW1907A SW1906A 4 1 K19CTRA 1 4 K19CTRB J1901 J1902 C1910 D1902 D1900 L1903 R1901 R1902 R1904 R1903 R1906 R1907 L1902 R1909 R1908 D1901 R1910 C1911 R1905 R1911 A30C5 CONTROL BOARD SOLDER SIDE PWB RC_LED PART SIDE PWB RC_LED A N8LF 1AA4B10N2480A_ A D3900 Q3901 A3900 1 6 K39K A30C5 PWB RC_LED A N8LF 1AA4B10N2480A_ A A A B B D3900 Q3901 A3900 1...

Страница 20: ...C DP26640 DP32640 N8MJ N8LJ BLOCK DIAGRAM POWER LINES 12V 5V 24V 8 9 D6700 TCON_POW_ON Q6331 K5LV D1668 Audio Amp IC001 14 31 P FAIL AUDIO_POW 3 3V_STBY LCD Panel BL_ON BL_SW Q1750 Q1751 Q6740 Q6741 P FAIL Q6700 D3 3V D1 8V D3 3V REG_SW1N LINE_OFF 4 5 USB1_PEN_N IC6600 IC6700 USB 3 2 4 IC1600 Q6742 1 1V_AFE D1613 P FAIL REG_SW1N Q1611 Q1610 5V IC6750 PC LED ON LED ON D1 8V D1 8V_DDR 3 3V_STBY D3 3...

Страница 21: ... Back Light cont BLON Video2 LVDS Out Panel Unit Video data Clk LVDS 12V Digital Analog Tuner RF IN Back Light level PWM Key Switch Video2 Component Composite Video3 Component HDMI1 or DVI HDMI2 or DVI Audio ADC Power LED VBS DEMOD ADC I2C I2C I2C I2C I2S DDR2 512Mbit 400MHz PC Audio or DVI Audio Audio Audio Audio PC D Sub OP AMP USB Light L R L R Sensor IF DDX L R I2C Video3 UART Debug CPU Micon ...

Страница 22: ... 22 IC BLOCK DIAGRAMS IC001 Audio AMP ...

Страница 23: ... 23 IC1600 IC1640 DC to DC Converter IC BLOCK DIAGRAMS CONT IC1620 DC DC converter ...

Страница 24: ... 24 IC5650 IC5660 IC5900 Voltage detector IC5750 Flash Memory ...

Страница 25: ...oder Audio ADC Memory Interface Unit 0 MIF Memory Interface Unit Commom ADC 8VSB QAM NTSC BTSC A2K DEMOD Audio MUX uCONTROLLER ADC 8 IRR AFE Input Mux AFE Input Mux 3rd Generation TCON LVDS Output Audio DDX CLKGEN GPIO 12C Ctlr 0 12C Ctlr 1 UART0 UART1 UART2 USB SPI DVCXO PLL Audio Processing Unit H D M I M U X IC5500 Main IC signal processor IC BLOCK DIAGRAMS CONT ...

Страница 26: ... 26 IC6250 Voltage comparator IC5700 DDR Double Data Rate SDRAM ...

Страница 27: ... 27 IC BLOCK DIAGRAMS CONT IC6500 IC6530 IC6560 Logic AND gate IC 6600 USB Protection ...

Страница 28: ...lure Circuit No All 0V except 5V_STBY line Is the voltage to all lines supplied Is the voltage to 5V_STBY line supplied Is fuse open Check arround MAIN IC IC5500 Crystal X5500 Power Unit Check Power Unit Check Power Unit Diod Detected Voltage PowerFailureLine MAIN IC IC5500 D9pin D6700 5V D1613 5V D1668 AUDIO_POW TROUBLESHOOTING FLOW CHARTS ...

Страница 29: ...5500 A16pin Pb Terminal Pr IC5500 A13pin Pr Parts Around IC5500 AV3 only Component 480i 480p 720p 1080i Component 480i 480p 720p 1080i Check Line IC5500 LCD Panel RGB Parts Around IC5500 Screen Controller LCD Panel Wire K5LV To LCD Panel HDMI 1 2 only HDMI1 Terminal IC5500 HDMI2 Terminal IC5500 Parts Around IC5500 Trouble Shooting Video US1Y 26 N8MJ 32 N8LJ Check Line Terminal 1pin R IC5500 B14pin...

Страница 30: ...17pin L B20pin R AV2 Terminal IC5500 A17pin L B19pin R AV3 Terminal IC5500 B17pin L A19pin R PC Terminal IC5500 B18pin L A18pin R Monitor Out only Line Line Check Line IC001 37pin IC5500 F1pin ACLK IC001 3pin IC5500 G4pin ADATA1 IC001 4pin IC5500 F2pin LRCLK IC001 5pin IC5500 L3pin BCLK Check Line Check Line IC6250 7pin L Monitor Out Terminal IC6250 1pin R Monitor Out Terminal Parts Q6250 Q6252 AV...

Страница 31: ...ck Light cont BLON Video2 Audio A LVDS Out Panel Unit Video data Clk LVDS I2C For PDP 12V Digital Analog Tuner RF IN I2 C Back Light level PWM Key Switch UART Factory Video2 Component Composite Video3 Component HDMI1 or DVI HDMI2 or DVI DDX L R Audio ADC Power LED VBS DEMOD ADC I2 C I2 C I2 C DDR2 512Mbit 400MHz PC Audio or DVI Audio PC D Sub OPAMP USB Light Sensor IF I2 C HDMI3 or DVI Video3 Audi...

Страница 32: ... than 1 are in pF 5 All capacitors are 50 WV rating unless oterhwise noted 6 Unless otherwise noted on schematic voltage reading taken with VOM from point indicated to chassis ground Voltage reading taken using color bar signal VHF channel 5 all controls at normal Line voltage at 120 volts Some voltages may vary with signal strength 7 Waveforms were taken with color bar signal and controls set for...

Страница 33: ... 33 IC DIODE AND TRANSISTOR PIN LAYOUTS ...

Страница 34: ...ND K19CTR_6 K19CTR_G X K19CTRB 11 2 3 4 4 GND 1 10GJ 10KC R1910 X SW1904A 1 2 3 4 1 10GJ 6 8KC R1908 X L1901 J10AV043N K19CTRA 11 2 3 4 4 X D1902 K19CTR_8 ASSY PWB KEY_SW N8LJ 1AA0B10N303AB PWB KEY_SW N8LJ 1LG4B10Y0660B X SW1901A 1 2 3 4 S10B0722J SW1901 1 2 2 1 10GJ6 8KC R1905 GND 1 10GJ 3 9KC R1904 1 10GJ 10KC R1906 K19CTR_5 X D1900 1 10GJ 12KC R1909 S10B0722J SW1905 1 2 2 X K19K 1 2 3 4 5 6 S10...

Страница 35: ...lypropylene T Tantalum K Ceramic H MT Composite P NP Electrolytic M MT Polypropylene RESISTOR Example 6 Y K 4 7 D 0 5 F 1 G 2 J 5 Value code K 10 Tolerance code M 20 Material code F Fusible Wattage rating N Metalized Carbon S Oxide Metalized Y Wire Wound C Solid D Carbon Film W Wire Wound May 2011 SMC Published in Mexico For parts or service contact Sanyo Manufacturing Corporation P O Box 2000 333...

Страница 36: ... SP_L SP_L D3 3V AUDIO_POW KK0 1GQ C008 KK0 1GQ C009 16KK0 1MN C005 1 10GZ0C R007 B4L26 B0700G L001 1 10GJ100C R006 1 10GJ100C R004 X C022 I2C0SDA I2C0SCL DDX_LO_L DDX_LO_R D1 8V 1 10GZ0C R6709 CL6700 D1 8V 1 10GJ10KC R6732 R6730 1 10GJ10KC 2SC3928A1RP Q6720 2SC3928A1SP TXXLBB006P 2SC3928A1RP Q6721 2SC3928A1SP TXXLBB006P 1 10GJ10KC R6742 A12 15V 5V_STBY X R6741 2SC3928A1RP Q6741 2SC3928A1SP TXXLBB...

Страница 37: ... SN2 X R1626 1 10GJ100C R2405 AV1_CVBS X R1711 M_OUT_L 1 10GZ0 0 L6102 GND BL_ERROR K1004_21 KK1000GQ C6111 GND 1 10GZ0 0 L1641 I2C1SDA X IC1700 1 VOUT 2 VSS 3 VIN LINE_OFF GND L1710 X X R1660 X C6112 GND_FLM AV3_PR 1 10GJ100C R6100 AV3_PB 1 10GZ0C R2400 X C1625 J10FT130N K8C 1 1 2 3 4 5 6 7 8 9 10 11 12 13 13 1 10GZ0C R1043 AV1_L KEY_SW1 PC_AUDIOL K2401_2 5V_STBY 24 15V KSP_2 K1005_14 R1 R2 R3 W1...

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Содержание DP26640 - 26" Diagonal LCD HDTV 720p

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