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DVDP48

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SERVICE MANUAL

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Summary of Contents for DVDP485

Page 1: ...DVDP485 SERVICE MANUAL ...

Page 2: ...Digital Out are trademarks of Digital Theater Systems Inc This device complies with part15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Serial Number ...

Page 3: ...n Circuit description Lubrication and Abbreviation of Logo please refer to DV 303 service manual Accessories Remote control unit Batteries AC cord Video audio cable Digital cord How to read the schematic diagram OFTR FEP Port name Connection of from or to There are some destinations in this schematic DVDP480 ...

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Page 8: ...F_SDEN RF_SCK RF_SDA LEI FEI TEI SBAD SSPDON SMOTOR STRACK TRAYOPEN TRAYCLOSE MOCTL OUTSW INSW HOMESW SFOCUS MIRR SSLED RFO CD_DVDSW CT908 CT908 MEMORY LDON RF_SDEN RF_SDA RF_SCK LEI FEI TEI SBAD MIRR STRACK SFOCUS SSLED SSPDON SMOTOR TRAYOPEN TRAYCLOSE MOCTL OUTSW INSW HOMESW STANDBY SCART_SW SCART_TV SCART_RGB CVBS1 Y CVBS2 Y CB C CR MIC_MUTE ADC_RST ADAC_CS0 ADAC_CS1 ADAC_SCK ADAC_SDA VSYN HSYN...

Page 9: ... A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 RAS CAS WE LDQM DQ0 DQ15 DQ14 DQ13 DQ12 DQ11 DQ10 DQ9 DQ8 DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ1 VCC VCC VCC VSS VSSQ VSSQ VCCQ VCCQ VCCQ VSS VSSQ VSS A10 A11 CS UDQM CLK CKE NC NC BS1 BS0 VCCQ VSSQ R187 10K U1 24C02 SOP 1 2 3 4 8 7 6 5 E0 E1 E2 VSS VCC MODE SCL SDA CT908 U3 CT908 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36...

Page 10: ... 23 24 25 26 27 28 29 30 31 32 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 DVDFRP DVDRFN PD1 PD2 A2 B2 C2 D2 CP CN D C B A F E CDTE VC12 NC VNB DVDPD DVDLD CDPD CDLD LDON VC VCI VPB MIRR MP MB FDCHG CDRFDC CDRF ATOP ATON AIN AIP VPA SIGO BYP RX DIN DIP FNP FNN VNA HOLD1 SDEN SDATA SCLK LCP LCN CE FE TE MEI MEV TPH DFT PI MIN MEVO MLPF Q20 8550 3 ...

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Page 16: ...FD17 VFD16 VFD15 VFD14 VFD13 VFD12 VFD11 VFD10 VFD9 VFD8 VFD7 VFD6 VFD5 VFD4 VFD3 VFD24 VFD25 VFD26 VFD27 VFD28 VFD29 VFD30 VFD31 VFD3 VFD4 VFD10 VFD15 VFD20 VFD25 VFD30 VFD31 VFD1 VFD2 VFD32 VFD33 F F 22 F F GND 5V IR STB CLK DAT LED1 VOL VOL VFD IR GND 22 SKIP5 16315 SG14 KS14 1 Doc 丁锦波 CONTROL SCH A 1 1 Wednesday December 10 2003 Title Size Document Number Rev Date Sheet of 5V 5V 5V 5V 5V S9014...

Page 17: ...66 95 AVD33 GPA3 167 94 AVO2 GPA2 168 93 AVSS VDDP 169 92 AVD33 GPA1 170 91 AVO3 GPA0 171 90 AVSS SMS3 172 89 P4 4 SMS2 173 88 P4 5 SMS1 174 87 P4 6 SMS0 175 86 P4 7 GPB9 176 85 P5 0 GPB10 177 84 P5 1 GPB11 178 83 VDD RFVT 179 82 P5 2 RFIN 180 81 VSS AVD33S 181 80 P5 3 LE 182 79 P5 4 FE 183 78 P5 5 TE 184 77 P5 6 RFENV 185 76 P5 7 FS 186 75 GPA5 SRVM 187 74 GPA4 FODAC 188 73 VDDP TRDAC 189 72 ACLK...

Page 18: ... 0 PD 7 4 I O General purpose IO bus A bits 3 0 initial in input state digital video pixel data bits 7 4 output GPA 3 0 by default VLFM AI MPLL loop filter connect to a capacitor VLFA AI APLL loop filter connect to a capacitor AVD18 2 AP 1 8V analog power supply for MPLL and APLL AVSSP 2 AG Analog ground for MPLL and APLL VDDP 9 DP 3 3V digital power supply for IO driving buffer VSSP 9 DG Digital ...

Page 19: ... ALE from Port0 address phase output This is the default Optionally these pins can be used as general purpose IO signals GPA 15 8 general purpose IO bus A bits 15 8 bi directional LATS 1 SA 7 0 low byte address bus input LATS 0 SA 7 0 output or GPA 15 8 selected by register PORT2 7 0 I O Port2 is an 8 bit bi directional I O port with internal pull up Port2 also serves as memory address bus In acce...

Page 20: ...xternal input P3 6 WR external data memory write P3 7 RD external data memory read P3 3 INTM output P3 6 WR input P3 7 RD input PORT4 7 0 I O Port4 is an 8 bit bi directional I O port with internal pull up It can be used for bank selection of external program and data memories internally latched with ALE PORT5 7 0 I O Port5 is an 8 bit bi directional I O port default in input state FWR O Flash wri...

Page 21: ...8 general purpose IO bus A bits 15 8 bi directional SA 7 0 output is default SA 15 8 I The high byte of the address bus INTS O Interrupt request of servo active low INTM O Interrupt request of AV decoder active low WR I Write enable active low RD I Read enable active low 4 3 SDRAM Interface Signals Pin name Type Description MA 11 0 O SDRAM Address bus output BS 1 0 O SDRAM Bank Select output MD 15...

Page 22: ...al output 3 G analog Green signal output 4 Y analog progressive luminance signal output AVO1 AO This pin is In mode 1 Y analog luminance signal output 2 Cb analog chrominance signal output 3 B analog blue signal output 4 Pb analog progressive chrominance signal output AVO2 AO This pin is In mode 1 C analog chrominance signal output 2 Cr analog chrominance signal output 3 R analog red signal output...

Page 23: ...SDAC DG Digital ground for TV encoder DAC GPA4 Hsync I O General purpose IO bus A bit 4 initial in input state Horizontal sync output GPA4 by default GPA5 Vsync I O General purpose IO bus A bit 5 initial in input state Vertical sync output GPA5 by default 4 5 Audio Interface Signals Pin name Type Description ACLK I O Clock for audio sampling rate Its frequency can be 256fs or 384fs fs is audio sam...

Page 24: ...SRVM AI ADC DAC center reference voltage input 1 65V FODAC AO Focus control DAC output TRDAC AO Tracking control DAC output AVSSS AG Analog ground for servo ADC DAC SLPWM SMA I O Sledge control PWM output Stepping motor PWM output A SLPWM is default D_SYNC SPDPWM O Spindle PWM control output GPB 5 0 I O General purpose IO bus B default in input state Specifically this bus is used as following defi...

Page 25: ...urpose IO bus B bit 10 bi directional Serial data connecting with RF Amp bi directional GPB10 by default D_ACK GBP11 SCLK I O General purpose IO bus B bit 11 bi directional Serial clock output to RF Amp GPB11 by default D_STC SMS 3 0 PD 3 0 I O SMS 3 0 are for testing use only digital video pixel data bits 3 0 output SMS 3 0 by default SMS0 CDCLK SMS1 CDSD SMS2 CDWS SMS3 C2PO 4 6 1 DVD CD Input Al...

Page 26: ...SURE The above information is the exclusive intellectual property of Cheertek Inc and shall not be disclosed distributed or reproduced without permission from Cheertek Inc Copyright C 2003 Cheertek Inc All Rights Reserved CDSD I CD serial data input CDWS I CD data word selector ...

Page 27: ...MC4558 DVDP485 ...

Page 28: ...MC4558 DVDP485 ...

Page 29: ...MC4558 DVDP485 ...

Page 30: ...MC4558 DVDP485 ...

Page 31: ...MC4558 DVDP485 ...

Page 32: ...MC4558 DVDP485 ...

Page 33: ...MC4558 DVDP485 ...

Page 34: ...5 RT13 56K J CARBON RESISTANCE 1 5 100u 16V ELECTROLUTE CAPACITANCE 1 5 CC1634 101 10 CAPACITANCE 3 5 CC1634 104 80 CAPACITANCE 1 5 DIN4148 DIODE 3 5 TX5 JACK 5 5 TX7 5 JACK 2 5 TX10 JACK 1 5 TX12 5 JACK 1 5 S4 5 6 5 5 KEY 7 5 AT138B 12 REMOTE 1 4 GBIP6 604 724 9P CABLE 1 4 UPD16315 IC 1 4 4 BT 213GK VFD 1 4 QT805 GLUE 1 0 4 QT817 GLUE 3 0 4 QT801 2 0 4 QT802 3 0 4 QT803 4 0 4 QT804 0 2 4 Q GBIP02...

Page 35: ... 9 9 5 C SCREW 4 1 6561M3 6H SCREW 2 1 6560M3 8H SCREW 4 1 6560M3 6H SCREW 9 1 6560M3 4H SCREW 6 2 GBIP6 463 000 4 2 GBIP8 369 001 4 2 QT201 7 60 1 GBIP8 817 234 1 1 GBIP8 817 719 DAEWOO LOGO 1 2 GBIP8 817 179 1 1 QT310 3 300 1 QT301 300 1 QT302 220 1 GBIP6 649 379 ACCESSORY PORTION 1 1 GBIP2 018 281WX REMOTER 1 1 GBIP3 833 1045SS MANNUL 1 1 GBIP8 840 133 ACCESSORY BAG 1 1 QT401 VIDEO OUTPUT CORD ...

Page 36: ...C118 C121 C122 C123 C124 C125 C128 C140 C141 C143 C144 C147 C148 C149 C150 C155 C156 C160 C164 C165 C167 C168 C171 C175 C176 2 C0603Y5V334Z16PT CAPACTIANCE 2 C8 C138 2 RSL4148 DIODE 14 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D22 D2 3 D52 2 HOP 1000 JP24 05M JAKE 1 J8 2 ZD 4 7V 0 5W DIODE 1 D51 2 ZD 3 3V 0 5W DIODE 5 D17 D18 D19 D20 D21 2 RC0603000JT RESISTANCE 4 R15 R24 R25 R206 2 RC06031R0JT RESISTANC...

Page 37: ...6 L23 L24 L8 L10 L17 L21 L25 2 2N9014或2N3904 AUDION 7 Q1 Q3 Q4 Q5 Q9 Q13 Q21 2 2N9015或2N3906 AUDION 2 Q32 Q33 2 ICSP3721 IC 1 U15 2 ICCT908B IC 1 U3 2 IC24C04A或 ICAT24C04A IC 1 U1 2 ICNJR4558M IC 1 U8 2 IC42S16100 IC 2 US0 US1 2 AT49F8192A IC 1 U4 2 ICTL3472 IC 1 U16 2 ICAT5665H IC 1 U19 2 ICWM8714ED IC 1 U20 2 AIC1117 ADJ CY 可调 IC 1 U6 2 S8550 AUDION 2 Q15 Q20 1 CD1116 476 20 ELECTROLYTE CAPACTI...

Page 38: ...K 5mm 1 J7 18 CAPACITANCE CT81 103 1KV 1 C9 19 CAPACITANCE CBB 104 63V 1 C8 20 CAPACITANCE CT81 222 400V Y1 1 C27 21 CAPACITANCE CT81 221 400V Y1 2 C3 C4 22 CAPACITANCE CC1 223 50V 1 C5 23 CAPACITANCE MPX 104 275V 2 C1 C2 24 CAPACITANCE CD293 47u 400V 1 C6 25 CAPACITANCE CD263 10u 50V 1 C26 26 CAPACITANCE CD263 22u 50V 1 C18 27 CAPACITANCE CD263 47u 50V 1 C7 28 CAPACITANCE CD263 220u 10V 2 C14 C17...

Page 39: ...27 2 L1 L5 43 MAGNETISM RESISTANCE 1 L6 44 INDUCTANCE 5 6uH 2 L7 L8 45 INDUCTANCE φ6 20 φ0 8 16 5T 1 L11 46 INDUCTANCE φ6 20 φ0 8 10 5T 1 L10 47 9P CABLE SD QJB E 220 1 CN3 48 F2A 250V 5 20 1 FUSE 49 JACK VH3A 2 2 CN1 CN2 50 3 ...

Page 40: ... N ratio Video output S video output Audio output 20W 98dB 1 0V P P 75 Y 1 0V P P C0 28 75 2 V power supply Operation temperature 30 C To4 5 C Response frequency 4Hz 22 Khz 430 L X 290 W X 48 H mm 4 2 Kg Gross weight Measurement 100 240V 50 60Hz ...

Page 41: ...ain Check the status of TV TV can display picture but no vivid calor TV s mode does not match up with this player Set the model of TV and player to let them fit Sensibility of remote control is not well Battery is not full The distance or angle between remote control and TV is out of reach Change battery Change battery Make sure of the angle within À 30 ã The distance is within 8 m The picture is ...

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