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Sanyo DP42545 manual

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Table of contents for the manual

  • Page 1

    Specifications Power Rating . . . . . . . . . . . . . . . . . . . . . . . . 120VAC 300W, 3.5A (Max) Antenna Input Impedance . . . . . . . . . . . . . . . . . 75 Ω UHF/VHF/CATV Digital Receiving Channel . . . . . . . . . . . . . . . . 2 - 13 (VHF), 14 - 69 (UHF), 01, 14-94, 95-125 (CATV) 1-99 (Digital) Remote Ready . . . . . . . . . . 32 Key Remot[...]

  • Page 2

    — 2 — SAFETY PRECAUTIONS WARNING: The chassis of this receiver has a floating ground with the potential of one half the AC line voltage in respect to earth ground. Service should not be attempted by anyone not familiar with the precautions necessary when working on this type of equipment. The following precautions must be observed: 1. An isolat[...]

  • Page 3

    GENERAL This set has an On-screen Service Menu system included in the CPU that allows remote operation for most of the ser- vice adjustments. ON-SCREEN SERVICE MENU SYSTEM 1. Enter the Service Menu: • While pressing the Volume (–) button on the televi- sion, press the Number Key 1 on the remote control unit. The Service Menu will now appear. 2.[...]

  • Page 4

    — 4 — ON-SCREEN SER VICE MENU No. Name Initial Data Note • All data except in gray box area is fixed. Do not change for correct operation. • Data in gray box is initial. Can be set according to adjustment information. 000 CVBS/S_W/B__R Drive 20h White Balance Adjustment (R), Composite/S Video 001 CVBS/S_W/B__G Drive 20h White Balance Adjust[...]

  • Page 5

    046 Sub Image_CVBS/S_V_Coring 02h 047 Sub Image_CVBS/S_V_Pairing 04h 048 Sub Image_CVBS/S_V_Vlinsw 01h 049 Sub Image_CVBS/S_3DYCSh 00h 050 Sub Image_CVBS/S_Filter_1 03h 051 Sub Image_CVBS/S_Filter_2 01h 052 Sub Image_RF_Contrast 22h 053 Sub Image_RF_Bright 6Ah 054 Sub Image_RF_Color 58h 055 Sub Image_RF_Tint 40h 056 Sub Image_RF_H_Sharp 15h 057 Sub[...]

  • Page 6

    097 Sub Image_D2_V_Pairing 04h 098 Sub Image_D2_V_Vlinsw 01h 099 Sub Image_D2_Filter_1 03h 100 Sub Image_D2_Filter_2 01h 101 Sub Image_D3_Contrast 24h 102 Sub Image_D3_Bright 80h 103 Sub Image_D3_Color 64h 104 Sub Image_D3_Tint 3Fh 105 Sub Image_D3_H_Sharp 0Fh 106 Sub Image_D3_Sub_Sharp 10h 107 Sub Image_D3_H_Detail 00h 108 Sub Image_D3_H_Shoot 10h[...]

  • Page 7

    148 Sub Image_Digital_Filter_2 01h 149 Step_Contrast 03h Step Number of Contrast 150 Step_Bright 01h Step Number of Brightness 151 Step_Color 01h Step Number of Color 152 Step_Tint 01h Step Number of Tint 153 Step_Sharp 01h Step Number of Sharpness 154 StaticGamma_Selg1stc 16h 155 StaticGamma_Selg2stc 16h 156 B/S_CVBS/S/D1/D2_Start 10h Black Stretc[...]

  • Page 8

    199 CTI_Cselfil 01h CTI Setting 200 CTI_Cselfil 01h CTI Setting 201 CTI_Selccoa 01h CTI Setting 202 CTI_Selclim 01h CTI Setting 203 N/H_ON CVBS/S_Venhslice 02h Noise Hunter Setting (User Setting) 204 N/H_ON CVBS/S_Noise Gain 03h Noise Hunter Setting (User Setting) 205 N/H_ON CVBS/S_Sharpdown 09h Noise Hunter Setting (User Setting) 206 N/H_OFF CVBS/[...]

  • Page 9

    250 PLL Cont_RF_SEPA LVL 00h PLL Control, RF 251 PLL Cont_RF_HD AMP1 02h PLL Control, RF 252 PLL Cont_RF_HD GAIN1 0Eh PLL Control, RF 253 PLL Cont_RF_HD AMP2 04h PLL Control, RF 254 PLL Cont_RF_HD GAIN2 0Dh PLL Control, RF 255 PLL Cont_RF_HD AMP3 05h PLL Control, RF 256 PLL Cont_RF_HD GAIN3 06h PLL Control, RF 257 PLL Cont_AV_SEPA LVL 00h PLL Contr[...]

  • Page 10

    — 10 — No. Name Initial Data Note 301 SRT_Digital 02h 302 Clock Polarity 00h 303 Rotation_Minute 1Eh 304 ROM Correction_Number 01 02h Address 305 ROM Correction_Number 02 02h Address 306 D-Clamp_D1 03h 307 D-Clamp_D1 03h 308 Power ON_Enable Time 64h 309 AD9985_Phase_D2 10h 310 AD9985_Phase_D3 10h 311 AD9985_Phase_D4 10h 312 AD9985_Gain_D2-R A0h[...]

  • Page 11

    — 11 — No. Name Initial Data Note 352 TA1318_FAN Td 00h Fan Control (Turn) 353 TA1318_FAN Te 00h Fan Control (Turn) 354 TA1318_FAN Tf 04h Fan Control (Turn) 355 TA1318_Power Error 00h Error Information (history) 356 OSD H-POS 1Fh OSD Horizontal Position 357 Color Temp_Warm_Color 00h Color Gain by Color Temperature, Differential Data 358 Color T[...]

  • Page 12

    — 12 — SER VICE ADJUSTMENTS (Continued) WHITE BALANCE ADJUSTMENT Composite (External Video Input) 1. Connect a color-bar generator to the external (composite) video input terminal . 2. Switch the generator to the white pattern. 3. Set the television to following conditions: Picture: SPORTS Color Enhancer: Normal Picture Size: Full Display Area:[...]

  • Page 13

    — 13 — The CPU (IC801) is programmed so the set will go to the standby mode when there is a circuit failure as described below. (Refer to”Power Supply Lines” page 38.) 1. Power Failure 1: Detected voltage failure for analog circuit. (Connected to IC801 pin 52.) (Normal: High, Failure: Low) 2. Power Failure 2: Detected voltage failure for Au[...]

  • Page 14

    — 14 — MECHANICAL DISASSEMBL Y BACK CABINET REMOV AL – SIDES Remove 24 screws to take the side cabinets off. (A:3X8, 6pcs; B:4X12, 18pcs) AC IN120V SERVICE DIGITAL AUDIO OUTPUT DIGITAL ANTENNA IN UHF/VHF/CATV A B B B A B B A B B B B A B B B A B B A B B B B BACK CABINET REMOV AL– CENTER Remove 32 screws to take the back cabinet off. (C:3X8, [...]

  • Page 15

    — 15 — BOARD LOCA TIONS 1  2 3 4 5 6 6 1: Main Board 2: D-TU (Digital) Board 3: Filter Board 4: Key SW Board 5: Control Board 6: Speakers 1: MAIN BOARD REMOV AL Remove 4 screws (3X8) to take the main board with the shield case (assembly parts) off. 2: D-TU BOARD REMOV AL Remove 3 screws (3X8) to take the D-TU (digital) board with the shield [...]

  • Page 16

    — 16 — MECHANICAL DISASSEMBL Y (CONT .) A C I N 1 2 0 V A C I N 1 2 0 V UHF / V H F / CA TV U H F/ V HF / C A TV D I G I T A L DI GI TA L A N T E N N A I N A N TE N N A I N S E R V I C E S E R V I C E D I G I T A L D I GI T A L A U D I O A U DI O O U T PU T O U T PU T ST AND REMOV AL Position TV face down on a padded or cushioned surface to pro[...]

  • Page 17

    — 17 — FRONT CABINET REMOV AL 1. Remove 18 screws (F:4X12) to take the filter glass with upper and lower plates (assembly parts) off. 2. Remove the speakers. 3. Remove a screw (4X10) to take the control board and holder off. F F G G F G F G F F F F G G G G F G F F G G G F G F G F F F F F G G G G G G Control Board (Upper) Holder (Lower) 4. Remov[...]

  • Page 18

    — 18 — MECHANICAL DISASSEMBL Y (CONT .) P ANEL MODULE REMOV AL 1. Remove the key switch board. 2. Disconnect the following socket connections. Main Board ~ Power Unit: CN8004, CN8007 D-TU Board ~ Power Unit: CN8010 Filter Board ~ Power Unit: CN800 Control Board ~ Main Board: K8E Speakers ~ Main Board: KSP8LR PDP Module ~ Main Board: K8L 3. Remo[...]

  • Page 19

    — 19 — POWER UNIT REMOV AL Remove 9 screws to take the power unit off. A TTENTION ■ This PDP TV uses several different kinds of screws. Using the correct screw is required to prevent damage . ■ The gasket is provided to prevent interference to other radio and television receivers. The gasket should be returned to its previous posi- tion aft[...]

  • Page 20

    — 20 — CHASSIS ELECTRICAL P AR TS LIST CAUTION: T o Protect against electrical shock and for continued product safety, refer to SAFETY PRECAUTIONS, and PRODUCT SAFETY NOTICE on Page 2. PRODUCT SAFETY NOTICE PRODUCT SAFETY SHOULD BE CONSIDERED WHEN A REPLACEMENT IS MADE IN ANY AREA OF A RECEIVER. COMPONENTS INDICA TED BY A ST AR ( ★ ) IN THIS [...]

  • Page 21

    — 21 — Schematic Location Part No. Description MISCELLANEOUS ★ EL901 645 074 6321 PDP MODULE (Less Logic Unit) U901 645 078 3937 LOGIC UNIT, PDP PSU 645 078 9892 POWER SUPPLY UNIT, PDP EL902 645 074 6338 OPTICAL FILTER SPL 652 001 5258 SPEAKER, 16 SPR 652 001 5258 SPEAKER, 16 DIGIT AL PC BOARD A2001 610 318 3299 ASSY, PWB, DIGITAL TUJ3TR Nons[...]

  • Page 22

    — 22 — Schematic Location Part No. Description Schematic Location Part No. Description C317 403 279 0106 CERAMIC 0.1U Z 25V C320 403 279 0106 CERAMIC 0.1U Z 25V C321 403 156 7808 ELECT 47U M 6.3V C322 403 279 0106 CERAMIC 0.1U Z 25V C628 403 126 4509 ELECT 100U M 16V C629 403 156 0908 ELECT 100U M 6.3V C802 403 279 0106 CERAMIC 0.1U Z 25V C803 [...]

  • Page 23

    — 23 — Schematic Location Part No. Description C1711 403 279 0106 CERAMIC 0.1U Z 25V C1712 403 279 0106 CERAMIC 0.1U Z 25V C1713 403 345 6605 CERAMIC 1U Z 10V C1714 403 345 6605 CERAMIC 1U Z 10V C1716 403 176 1800 ELECT 10U M 16V C1771 403 279 0106 CERAMIC 0.1U Z 25V C1772 403 156 7808 ELECT 47U M 6.3V C2001 403 155 5409 ELECT 220U M 6.3V C2002[...]

  • Page 24

    — 24 — Schematic Location Part No. Description Schematic Location Part No. Description C3252 403 279 0106 CERAMIC 0.1U Z 25V C3253 403 279 0106 CERAMIC 0.1U Z 25V C3254 403 156 7808 ELECT 47U M 6.3V C4101 403 279 0106 CERAMIC 0.1U Z 25V C4102 403 279 0106 CERAMIC 0.1U Z 25V C4103 403 279 0106 CERAMIC 0.1U Z 25V C4104 403 279 0106 CERAMIC 0.1U Z[...]

  • Page 25

    — 25 — Schematic Location Part No. Description IC1202 409 602 5503 IC BA90BC0WFP-E2 IC1701 409 523 5002 IC TA1318AF IC1771 410 386 1902 IC TC74VCX125FT IC2001 409 636 1403 C TC90288BXBG 409 611 7703 IC TC90288AXBG IC2002 409 416 0622 IC MN1382-H-TX IC2003 409 482 7505 IC BA25BC0FP IC2004 409 592 8508 IC BA15BC0FP IC3251 410 474 1401 IC TC74VCX1[...]

  • Page 26

    — 26 — Schematic Location Part No. Description Schematic Location Part No. Description Q008 (Cont.) 405 163 1701 TR 2SC2812N-L7-TB 405 173 9803 TR 2SC3928A1R 405 173 9902 TR 2SC3928A1S Q101 405 014 4509 TR 2SC2412K-T-96-R 405 014 4608 TR 2SC2412K-T-96-S 405 015 8724 TR 2SC2812-L6-TB 405 015 8922 TR 2SC2812-L7-TB 405 163 1602 TR 2SC2812N-L6-TB 4[...]

  • Page 27

    — 27 — Schematic Location Part No. Description Q1123 405 014 4509 TR 2SC2412K-T-96-R 405 014 4608 TR 2SC2412K-T-96-S 405 015 8724 TR 2SC2812-L6-TB 405 015 8922 TR 2SC2812-L7-TB 405 163 1602 TR 2SC2812N-L6-TB 405 163 1701 TR 2SC2812N-L7-TB 405 173 9803 TR 2SC3928A1R 405 173 9902 TR 2SC3928A1S Q1124 405 134 5925 TR 2SA1037AK T146 R 405 147 2205 T[...]

  • Page 28

    — 28 — Schematic Location Part No. Description Schematic Location Part No. Description Q2105 (Cont) 405 173 9803 TR 2SC3928A1R 405 173 9902 TR 2SC3928A1S Q2106 405 014 4509 TR 2SC2412K-T-96-R 405 014 4608 TR 2SC2412K-T-96-S 405 015 8724 TR 2SC2812-L6-TB 405 015 8922 TR 2SC2812-L7-TB 405 163 1602 TR 2SC2812N-L6-TB 405 163 1701 TR 2SC2812N-L7-TB [...]

  • Page 29

    — 29 — Schematic Location Part No. Description Q8025 405 014 4509 TR 2SC2412K-T-96-R 405 014 4608 TR 2SC2412K-T-96-S 405 015 8724 TR 2SC2812-L6-TB 405 015 8922 TR 2SC2812-L7-TB 405 163 1602 TR 2SC2812N-L6-TB 405 163 1701 TR 2SC2812N-L7-TB 405 173 9803 TR 2SC3928A1R 405 173 9902 TR 2SC3928A1S RESISTORS RB301 645 037 0670 R-NETWORK 47X4 0.063W 64[...]

  • Page 30

    — 30 — Schematic Location Part No. Description Schematic Location Part No. Description R212 401 150 6001 MT-GLAZE 0.000 ZA 1/10W R213 401 256 4109 MT-GLAZE 56 JA 1/10W R301 401 150 5905 MT-GLAZE 10K JA 1/10W R302 401 150 5905 MT-GLAZE 10K JA 1/10W R303 401 150 5905 MT-GLAZE 10K JA 1/10W R304 401 150 5905 MT-GLAZE 10K JA 1/10W R305 401 255 6500 [...]

  • Page 31

    — 31 — Schematic Location Part No. Description R909 401 255 6500 MT-GLAZE 100 JA 1/10W R915 401 256 7209 MT-GLAZE 18K JA 1/10W R916 401 256 1702 MT-GLAZE 33K JA 1/10W R917 401 255 6500 MT-GLAZE 100 JA 1/10W R918 401 256 1702 MT-GLAZE 33K JA 1/10W R919 401 256 6301 MT-GLAZE 47K JA 1/10W R920 401 256 1702 MT-GLAZE 33K JA 1/10W R921 401 256 7209 M[...]

  • Page 32

    — 32 — Schematic Location Part No. Description Schematic Location Part No. Description R1716 401 150 6001 MT-GLAZE 0.000 ZA 1/10W R1717 401 162 3401 MT-GLAZE 39K JA 1/10W R1718 401 256 6301 MT-GLAZE 47K JA 1/10W R1719 401 255 6500 MT-GLAZE 100 JA 1/10W R1721 401 162 3104 MT-GLAZE 3.3K JA 1/10W R1772 401 150 6001 MT-GLAZE 0.000 ZA 1/10W R1773 40[...]

  • Page 33

    — 33 — Schematic Location Part No. Description R2162 401 150 6001 MT-GLAZE 0.000 ZA 1/10W R2163 401 150 6001 MT-GLAZE 0.000 ZA 1/10W R2164 401 150 6001 MT-GLAZE 0.000 ZA 1/10W R2165 401 150 6001 MT-GLAZE 0.000 ZA 1/10W R2166 401 150 6001 MT-GLAZE 0.000 ZA 1/10W R2167 401 150 6001 MT-GLAZE 0.000 ZA 1/10W R2168 401 150 6001 MT-GLAZE 0.000 ZA 1/10[...]

  • Page 34

    — 34 — Schematic Location Part No. Description Schematic Location Part No. Description MISCELLANEOUS ★ A201 645 067 2064 TUNER, TU/IF/DEC A5501 610 318 3282 ASSY, PWB, MAIN J3TR K8O2 645 037 9956 SOCKET, DIN 9P K1001 645 068 2230 JACK, RCA-3 652 001 5081 JACK, RCA-3 K1002 645 071 4511 TERMINAL, BOARD K1003 645 068 0571 JACK, RCA-5(6-1) K1004 [...]

  • Page 35

    — 35 — CABINET P AR TS LIST 1 610 320 2266 CABINET FRONT 2 645 074 6338 EL902 OPTICAL FILTER 3 610 320 2327 CABINET BACK SIDE (2) 4 610 320 2259 ASSY, CABINET BACK CENTER 5 610 320 2433 PANEL 6 610 312 3301 UNITED BUTTON 7 610 321 0162 DEC SHEET, AC 8 610 320 2365 DEC SHEET, AV 9 610 320 2358 DEC SHEET, TUNER 10 610 320 3775 DEC SHEET DTV 11 61[...]

  • Page 36

    — 36 — COMPONENT AND TESTPOINT LOCA TIONS R018 KSP8LR 14 C3251 R211 R212 C3254 RB2001 RB2002 RB2003 R028 RB2004 RB2005 RB2006 RB2007 R031 R032 R036 R039 C001 C002 C003 C004 C005 C006 C007 C008 C009 C010 IC3251 56 29 28 1 C011 IC3252 7 14 8 1 TPCR_VS C014 C208 C015 L1201 C016 C017 C018 C019 C213 TPSAL C021 C216 TPCA_HS C024 C2101 TPSAR C026 C028[...]

  • Page 37

    — 37 — K1001 C1121 C1122 K1002 Q853 K1003 K1004 C1125 Q1121 C1701 RB2001 C1126 Q1122 C1702 RB2002 C1127 Q1123 C1703 RB2003 Q1124  C1704 RB2004 C1129 Q1125 RB2005 Q1701 Q1126 C1706 RB2006 Q1127 C1707 RB2007 C1708 Q860 C1130 C1131 C1132 R032 R802 IC1103 8 1 9 16 R803 R804 C1135 C1711 R805 C1712 R806 R807 C1138  C1714 R808 C1139  R809 C17[...]

  • Page 38

    — 38 — COMPONENT AND TESTPOINT LOCA TIONS (Cont.) MAIN BOARD FOIL SIDE K1001 C1121 K1002 K1003 R024 K1004 R025 C1128 C1707 C1708 C1709 C1130 R800 R801 R035 SC1002 C1713 SC1003 SC1004 SC1005 C1716 SC1006 SC1007 SCRCLK SC1009 R040 R041 K8B_1 R812 K8B_2 K8B_3 SC1010 K8B_4 C1145 SC1011 K8B_5 SC1012 K8B_6 SC1013 K8B_7 SC1014 K8B_8 K8B_9 C1152 C1153 [...]

  • Page 39

    — 39 — C3251 FCT8J15 C3252 C3253 R213 C3254 R020 R021 R022 K8G_DG R023 R024 R025 R026 R027 R029 R030 R033 R034 R035 R037 R038 R040 R041 R042 R043 R044 R3251 R045 R3252 R046 R3253 R047 R3254 K8B _ 8 C201 K8B_9 C202 C012 C206 C013 C207 C208 C209 C212 C213 C020 C021 C022 C216 C023 C024 C025 C2101 C026 C027 C028 C2104 C2105 C2106 C030 C031 C032 C71[...]

  • Page 40

    — 40 — COMPONENT AND TESTPOINT LOCA TIONS (Cont.) CONTROL BOARD P ART SIDE CONTROL BOARD FOIL SIDE KEY BOARD FOIL SIDE KEY BOARD P ART SIDE B10N1170B C1902 C1903 C1904 D1903 R1900 R1916 R1917 K19E 51 SC1901 SC1902 JP191 A1902 SCA191 B10N1170B SCB191 D1903 K19J_1 K19J_2 K19J_4 K19J_5 A1902 B10N1170C C1951 SW1951 SW1952 SW1953 SW1954 SW1955 D1951[...]

  • Page 41

    — 41 — BLOCK DIAGRAM DA T A BUS LINES 29 30 SCL1 SCL SD A SD A1 37 38 DM SCLK 36 DM SIN 35 DM SOUT 42 DM OUT BUSY IC804 24CL16BT EEPROM F actory PC Flash-Writing IC801 5 6 IC301 LC74986NWF Scan Con ver ter 13 14 IC4101 AD9985 A/D Con ver ter 57 56 28 31 SCL2 SD A2 (3.3V) IC2001 TC90288XBG Decoder 301 220 IC803 IIC Bus SW IC805 Serial Line SW 13[...]

  • Page 42

    — 42 — BLOCK DIAGRAM POWER LINES IC801 CPU V aristor V A601 AC IN Filter D-TU Fuse F601 AC IN KAC CN800 Main Power Unit 10 8 K8B CN8007 5V_ST 3V_ST K8A C8004N K8G K6502 PF1 PF1 D801 D001 PF1 D002 PF1 D1601 PF1 D2001 / 2 PF1 D2003 / 4 / 5 IC807 Q810 3 1 10 47,48,49 2,3,4 13 18 12 14 A_12V A12V A_9V IC1202 4 2 A_5V IC006 3 8 9 1 PF1 D627 5V_TUNER[...]

  • Page 43

    — 43 — BLOCK DIAGRAM SIGNAL LINES Speaker (Left) Speaker (Right) A V1_L/R IC1201 A V Switch 44(L) 42(R) TV_L/R SELECT L/R IC001 Audio Control (Switch) IC101 Audio AMP IC801 CPU 17(L) 18(R) 2(L) 4(R) A V2_L/R 8(L) 10(R) A V3_L/R 14(L) 15(R) M-Out_L/R 26(L) 24(R) 6(L) 7(R) 30(L) 1(R) 27(L) 4(R) 15(L) 1 1(R) 27(L–) 24(L+) 28(R–) 31(R+) 36(L) 3[...]

  • Page 44

    — 44 — BLOCK DIAGRAM SIGNAL LINES (Cont.) Main PDP Module Video 1 Input  (Composite & Y/C) Component 2  Input (Y/Cb/Cr) Component 3  Input (Y/Cb/Cr) U/V (Analog)  T uner (A201) Digital T uner V, Y IC1201  A V Switch 43(V) TV_V 480i_V , Y Y ,Cr ,Cb  (480p) V, Y  (480i) C (480i) Y ,Cr ,Cb (480p) IC2001  Digital Decoder[...]

  • Page 45

    — 45 — IC BLOCK DIAGRAMS 8bit A/D 10bit A/D Cr G 8bit A/D C SW 8bit A/D Main- CVBS-1/Y-1 Main- CVBS/Y Main- CVBS-2/Y-2 Digital Y Cb Cr 8bit / 10bit Digital - RGB 24bit SW Cb R B A/D Block F/E Block F/E-I/F Block Input - I/F Block YCS 3-D Comb 3-L Comb Sync. Sep. Sync. Process Clock Generator 42MHz X'tal Clamp HV Separation Sync. Generate B[...]

  • Page 46

    — 46 — IC BLOCK DIAGRAMS (Cont.) De-emphasis Interpolation Filter Interpolation Filter Internal Voltage Reference Multibit ∆ ∑ Modulator Switched Capacitor DAC and Filter PCM Serial Interface Serial  Audio  Input Right  Output 2 10 Multibit ∆ ∑ Modulator Switched Capacitor DAC and Filter Left  Output 7 Vcc (5V) 9 1,3,4 D/A C[...]

  • Page 47

    — 47 — LC74986NWF  Input Processing VP A1[7:0] VP A2[7:0] VP A3[7:0] 1 10 1 17 1 18 125 128 135 YCbCr RGB Sharpness Color Tint Scaling Processing Horizontal reduction Horizontal and vertical enlargement ROUT[7:0] GOUT[7:0] BOUT[7:0] Output Processing 44 51 54 61 64 71 MIX OSD VSI 140 Input timing HSI 141 DEVI 142 DEHI 143 CLKI 5 CLKIEN * 1, [...]

  • Page 48

    — 48 — IC BLOCK DIAGRAMS (Cont.) T T L PARALLEL TO SERIAL PL L TA + / - TB +/ - TC +/ - TD + / - TCLK +/ - R/ F /P DW N TA 0 - 6 TC0 - 6 TD 0 - 6 TRANSMITTER CLOCK IN ( 2 0 to 85M Hz) CMOS / T TL 7 7 RS 7 TB 0 - 6 7 IN P U TS CLOCK ( L VDS ) 2 0 - 85M Hz DATA ( L VDS ) ( 140-595Mbit/On Each LVDS Channel) THC63LVDM83R L VDS T ransmitter (IC7001)[...]

  • Page 49

    — 49 — R AIN R OUTA G AIN G OUTA B AIN B OUTA MIDSCV SYNC PROCESSING AND CLOCK GENERATION DTACK HSOUT VSOUT SOGOUT REF REF BYPASS SERIAL REGISTER AND POWER MANAGEMENT SCL SDA A0 SOGIN FILT C LAMP COAS T HSYNC AD9985 CLAMP 8 A/D CLAMP 8 A/D CLAMP 8 A/D AUTO CLAMP LEVEL ADJUST AUTO CLAMP LEVEL ADJUST AUTO CLAMP LEVEL ADJUST A/D Converter (IC4101)[...]

  • Page 50

    — 50 — TA2024 R L MUTE FAULT OVERLOAD B (+12V) C I OAOUT1 OAOUT2 INV1 INV2 OUTP1 OUTM 1 OUTP2 OUTM2 VDDA +5VGEN BIASCAP DCAP2 DCAP1 C I C A C D CPUMP 10 11 20 1 33 29 26 7 19 31 28 24 27 36 2 3 15 14 12 16 R F 18 R Z R Z C Z C P + + 5V SLEEP 5V 5V +12V REF R REF 6 VDD1 PGND1 VDD1 PGND1 VDD2 VDD2 PGND2 PGND2 C S C S To Pin 1 4 5 V5D 8 AGND1 AGND[...]

  • Page 51

    — 51 — TROUBLESHOOTING FLOW CHAR TS NO POWER No Ye s No Ye s Ye s  (or the voltage to some  lines is not supplied.)  After a f ew seconds , the set  will be s witched off . Check 'P ower F ailure' Circuit. Is LED flashing? No  All 0V  (e xcept '5V_ST' and  '3.3V_ST' lines) Is  the v oltage t[...]

  • Page 52

    — 52 — TROUBLESHOOTING FLOW CHAR TS (Cont.) NO AUDIO Is there signal at speaker terminal ? Yes No No Check: Speaker (SP901, SP902) All Modes ? Is there signal at IC001 21pin (L) or 10pin (R) ? Yes Check: Line: IC001 21/10pin - IC101 15/11pin (L/R) IC101 24(27)/31(28)pin - Spearkers (L/R) IC801 73pin - Q101 - IC101 12pin (Mute) Parts: Around IC1[...]

  • Page 53

    — 53 — NO VIDEO All Modes? Yes No Video 1 only Check: Line: IC1103 6pin - Q4104/Q4103 - IC4101 48pin (Y) IC1103 3pin - Q4107/Q4106 - IC4101 54pin (Cr) IC1103 5pin - Q4102/Q4101 - IC4101 43pin (Cb) Parts: Around Q4101/2/3/4/6/7, IC4101 (A/D Converter) Check: Line: Q2101 - Q2105 - IC801 100pin (CV/Y) Parts: Around Q2105 Check: Line: IC1103 9pin ([...]

  • Page 54

    — 54 — Pin Name Function I/O Description 1 VHOLD VHOLD at CAPTION IN CAPTION 2 HLF HLF at CAPTION IN CAPTION 3 DA1/SCL3/RXD2 IIC SCL OUT IIC Bus SCL (Tuner, Audio Control, AV SW) 4 DA0/SDA3/TXD2 IIC SDA I/O IIC Bus SDA (Tuner, Audio Control, AV SW) 5 TB2IN/DIGR0 OSD RED 0 OUT OSD Output Red (Low level) 6 P91/TB1IN – – Not used 7 P90/TB0IN P[...]

  • Page 55

    — 55 — Pin Name Function I/O Description 51 P43/A19 DIG_GO OUT Power Control Digital-GO, Digital ON : High 52 P42/A18 P-FAIL1 IN Power Failure (Main), Failure : Low 53 P41/A17 P-FAIL2 IN Power Failure (Audio AMP), Failure : High 54 P40/A16 P-FAIL3 IN Power Failure (Digital), Failure : Low 55 P37/A15 FAN_LOCK IN Fan Lock Input 56 P36/A14 LINE_OF[...]

  • Page 56

    — 56 — March / 2005 / 2000 SMC Printed in U.S.A. For parts or service contact 21605 Plummer Street Chatsworth, CA 91311 (U.S.A.) 300 Applewood Crescent, Concord, Ontario L4K 5C7 (CANADA) SANYO Fisher Service Corporation[...]

  • Page 57

    CAP ACITOR AND RESISTOR CODE CHART CAP ACITOR (Example) 5 0 0 C K 1500 B D ........................... ±0.5pF T ............................ +50% – 10% J ............................ ±5% K ........................... ± 10% M ........................... ±20% N ........................... ±30% Characteristics P ........................... +100[...]

  • Page 58

    — 61 — — 62 — — 63 — — 64 — MODEL DP42545 Chassis No. 42545-00 Y C V L L R R To Speakers Audio-AMP AUDIO Out AV1 AV2 AV3 (L;+) (L;–) (R;+) (R;–) Main Board_P 1/3 To P2 To P2 To P2 To P2 To P3 AV1_R AV1_R SELECT_L SDA_5V 32V_TU AV2_R TV-R TV-L SCL_5V S_SW AUDIO OUT_L AUDIO OUT_R AV2_L AV3_L AV3_R AV3_R AMP-R SELECT_R 5V_TUNER GND[...]

  • Page 59

    — 65 — — 66 — — 68 — — 67 — MODEL DP42545 Chassis No. 42545-00 for FLASH-WRITING for FACTORY-INSPECTION To Control_Board IIC BUS 5V -> 3.3V SCREW To Key-SW_Board Sync. Separation A/D Converter (IC1771/2) GREEN GND GND RC_IN GND 5V_ST GND POWER SW 5V_ST KEY_IN GND OSD_CLK OSD_Y OSD_R1 OSD_G1 OSD_B1 OSD_I SIO2_DOUT_PIO FLASH_ WRITE[...]

  • Page 60

    — 69 — — 70 — — 71 — — 72 — MODEL DP42545 Chassis No. 42545-00 <42MHz> 35 20 5 40 25 45 15 10 30 <16MHz> Digital Tuner Input ON/OFF LVDS GND PLL GND VCC GND TC74VCX125FT RA- GND GND RC- RCLK- RD- GND GND RA+ GND RE- GND GND SCL GND GND GND GND RCLK+ GND RB+ RC+ RD+ GND I2C READY SDA NC GND RE+ RB- GND BE0 BE0 OSD_R2 RE1 [...]