Philips 32HF7445/93 Service Manual Download Page 69

Page: 69 / 77

江南家电维修论坛会员专用！
http://bbs.520101.com

Circuit Descriptions, Abbreviation List, and IC Data Sheets

EN 69

TPT1.1HA LA

9.4.3

Diagram B3A, MSP 34x0G

Figure 9-5 Internal block diagram and pin configuration

Pin Configuration

Block Diagram

H_17010_054.eps

190907

Summary of Contents for 32HF7445/93

Page 1: ... Wiring Diagram 23 Block Diagram Video 24 Block Diagram Audio 25 Waveforms TV Scaler Board Part 1 26 Waveforms TV Scaler Board Part 2 27 7 Circuit Diagrams and PWB Layouts Side I O Panel D 28 29 Keyboard Control Panel E 30 31 i Board HC 32 33 IR LED Panel J 34 35 Display Supply Panel P 36 37 TV Scaler Board D Sub S A02 38 51 60 TV Scaler Board Tuner Input S A03 39 51 60 TV Scaler Board SVP LX66 1 ...

Page 2: ... p 2Fh 1280 720 p 3 Fh 1920 1080 p 2Fh Supported computer formats 640 480 60 72 75 85 Hz 800 600 56 60 72 75 85 Hz 1024 768 60 Hz Channel selections 125 presets Aerial input 75 ohm Coax IEC75 connector 1 1 2 Sound Sound systems NICAM 2CS AM MONO FM MONO Maximum power WRMS 2 5 1 1 3 Miscellaneous Power supply AC Power voltage VAC 90 264 AC Power frequency Hz 50 60 Ambient conditions Temperature ran...

Page 3: ...j 13 H sync 0 5 V j 14 V sync 0 5 V j 15 DDC_SCL DDC clock j AV2 SVHS Video 1fH Y C In 1 Ground Y Gnd H 2 Ground C Gnd H 3 Video Y 1 VPP 75 ohm j 4 Video C 0 3 VPP 75 ohm j Monitor Out Mini Jack Video CVBS Out Audio Out 1 Audio R 0 5 VRMS 10 kohm kq 2 Gnd CVBS Gnd H 3 Video CVBS 1 VPP 75 ohm kq 4 Audio L 0 5 VRMS 10 kohm kq AV1 2 Cinch Video 1fH CVBS YPbPr In Audio In Wh Audio L 0 5 VRMS 10 kohm j...

Page 4: ...Connections and Chassis Overview EN 4 TPT1 1HA LA 1 1 3 Chassis Overview Figure 1 4 PWB CBA locations H_17010_055 eps 200907 HC DISPLAY SUPPLY PANEL TV SCALER BOARD J IR LED PANEL A E KEYBOARD CONTROL PANEL S A i BOARD E KEYBOARD CONTROL PANEL D SIDE I O PANEL ...

Page 5: ...ode see chapter 5 with a colour bar signal and stereo sound L 3 kHz R 1 kHz unless 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 stand by F These values are indicated by means of the app...

Page 6: ...icated by the third digit of the serial number Identification The bottom line of a type plate gives a 14 digit serial number Digits 1 and 2 refer to the production centre e g AG is Bruges digit 3 refers to the B O M code digit 4 refers to the Service version change code digits 5 and 6 refer to the production year and digits 7 and 8 refer to production week in example below it is 2006 week 17 The 6...

Page 7: ...he packaging see figure Rear cover Foam bars created for Service 4 2 1 Foam Bars The foam bars order code 3122 785 90580 for two pieces can be used for all types and sizes of Flat TVs See figure Foam bars for details Sets with a display of 42 and larger require four foam bars 1 Ensure that the foam bars are always supporting the cabinet and never only the display Caution Failure to follow these gu...

Page 8: ... 4 3 2 I Board removal Refer to figure I Board removal for details 1 Disconnect the connectors 1 from the panel 2 Remove the fixation screws 2 3 Gently release the glued bottom side 3 of the panel and lift the panel out of the bracket Figure 4 4 I Board removal 4 3 3 IR and LED Panel removal Refer to figure IR and LEDl Panel removal for details 1 Disconnect the connector 1 from the panel 2 Remove ...

Page 9: ...panel clips in the indicated direction 3 Take out the panel When defective replace the whole unit Figure 4 7 Keyboard Control Panel removal 4 3 6 SIde I O Panel removal Refer to figure Side I O Panel removal for details 1 Disconnect the connector 1 from the panel 2 Remove the fixation screws 2 3 Take out the panel When defective replace the whole unit Figure 4 8 Side I O Panel removal H_17010_010 ...

Page 10: ...Instructions EN 10 TPT1 1HA LA 4 4 3 7 SSB and PSU cover removal Refer to figure SSB and PSU Cover removal for details 1 Remove the fixation screws 1 2 Take of the cover Figure 4 9 SSB and PSU Cover removal H_17010_101 eps 190907 1 1 1 1 1 1 1 1 ...

Page 11: ... details 1 Unplug the LVDS connector 1 Caution be careful as this is a very fragile connector 2 Disconnect the connectors 2 from the panels and speakers 3 Release the tape 3 4 Remove the fixation screws 4 and 5 5 Lift the subframe from the cabinet Figure 4 10 Subframe removal H_17010_013 eps 180907 4 4 4 4 4 4 4 4 4 4 5 5 5 5 2 2 1 3 3 ...

Page 12: ... 4 3 9 PSU removal Refer to figure PSU removal for details 1 Unplug the connectors 1 2 Remove the fixation screw 2 from the bottom side of the connector plate 3 Remove the fixation screws 3 4 Lift out the panel Figure 4 11 PSU removal H_17010_012 eps 180907 3 3 3 3 3 3 2 3 1 1 ...

Page 13: ...esult in damaging the SSB Refer to figures SSB connector plate and SSB removal for details 1 Unplug the LVDS connector 1 Caution be careful as this is a very fragile connector 2 Unplug the connectors 2 3 Remove the screws 3 to release the board from the connector plate 4 Remove the screws 4 5 Carefully lift the SSB at the top and take it out of the set Figure 4 12 SSB removal H_17010_008 eps 18090...

Page 14: ...d not only the glass plate 2 Remove subframe as described earlier 3 Release the taped wire 1 4 Lift the support rim from the set 2 4 4 Set Re assembly To re assemble the whole set execute all processes in reverse order Notes While re assembling make sure that all cables are placed and connected in their original position See figure Cable dressing Take care that all glued parts have been properly r...

Page 15: ...software version in from the main processor 4 Displays the software version of the optional other processor 5 Code 1 displays the last 5 logged errors 6 Code 2 displays the first 5 logged errors 7 Displays the validiti of the HDMI HDCP key 8 Displays the NVM version Error Codes The error code buffer contains all defected errors since the last time the buffer was erased The buffer is written from l...

Page 16: ...or buffer is not cleared 5 1 4 Hotel Mode Before the hotel mode can be activated the set needs to be switched into normal consumer mode first Use an ITV setup remote control type RC2573 01 12NC 3139 228 88782 and key in the code 024995 directly followed by the M Menu key The test messages TV is Now In MTV Mode and Please Do A Cold Start appear on the screen Disconnect the set for a few seconds fro...

Page 17: ...ir Flow Chart Figure 5 5 Start up flowchart 1 No work LED is off Check if power switch is normal No Replace Power switch Yes Check IR board CN001 pin1 0V pin2 3 7V pin3 3V pin4 2 85V pin5 5V pin6 3 3V Check IR board Yes Check scaler board U102 pin1 14V pin4 1 22V pin7 16V pin8 5V No H_17010_020 eps 180907 ...

Page 18: ...g EN 18 TPT1 1HA LA 5 Figure 5 6 No Raster flowchart 2 No raster picture too dim Check Inverter board CN852 pin1 16V pin5 0 9V pin6 3V No Check Scaler board Yes Check Inverter board U811 pin2 5V Q821 pin 5 6 16V Check U811 Q821 Yes Check scaler board No H_17010_021 eps 180907 ...

Page 19: ... 16V pin8 5V No Check power Yes Check if working voltage U152 pin2 3 3V pin3 5V No Check circuit around each regulator and eliminate short and open situation Yes Check if clock source X350 Replace X350 No Yes Check if RGB clk H V and DE signal output 128 bits TTL No Try to replace flash Rom EEPROM Check resistors network No Replace bad resistors network Yes Yes Replace LVDS cable H_17010_022 eps 1...

Page 20: ...ner TU201 pin11 output IF signal No Replace TU201 Yes Check U301 6 No remote function Tty another remote control No Replace one good remote control Yes Check IR receiver 5 No earphone sound Check U760 pin15 3 3V No Eliminate short and open situation Yes Check U760 pin20 HPOUTL pin6 HPOUTR No Replace U760 Replace Side AV Board Yes H_17010_023 eps 180907 ...

Page 21: ... LA 5 Figure 5 9 LED and function keys flowchart 7 LED and function key poor Check circuit around control board and cable between control board and scaler board 8 No HDMI picture Enter CSM mode to check item 6 Invalid Change U701 writen HDCP KEY Valid Check Scaler Board H_17010_024 eps 180907 ...

Page 22: ...box is connected to the PC via an USB cable For the TV chassis the ComPair interface box and the TV communicate via a bi directional cable via the service connector s How to Connect This is described in the ComPair chassis fault finding database Figure 5 10 ComPair II interface connection Caution It is compulsory to connect the TV to the PC as shown in the picture above with the ComPair interface ...

Page 23: ...LA 6 6 Block Diagrams Test Point Overviews and Waveforms Wiring Diagram Power Board Key Board IR Board Panel 24V Inverter On OFF Bright_ADJ ITV_12V 24V Inverter On Off Bright_ADJ AC IN 12V 5V CVBS_OUT HSYNC VSYNC I2C SSB Board I Board Side AV Main Speaker 5V I2C_SCL I2C_SDA H_17010_051 eps 190907 ...

Page 24: ...t YPbPr 2 PX66 Scaler ADC Video processing MCU Key pad IR Power switch SRAM Flash memory DDR memory Power supply regulator Switch Manage unit to each block Panel interface 1920 1080 1366 768 Control interface PC_ D sub HDMI_1 Side CVBS S video EEPROM EDID RS232 EDID Audio DAC SPDIF HDMI_2 HDMI switch RS232 service ComPair port iTV CVBS Sync slicer CVBS H V sync H_17010_052 eps 190907 ...

Page 25: ...lock Diagram Audio TUNER YPbPr1 CVBS S Video S PDIF Output Audio Output CVBS Output YPbPr2 Audio DAC Audio decoder processing Post AMP PC_ D sub HDMI Side CVBS S video Audio Switch SSIF Head phone AMP Side AV board Audio Delay Reserved SPDIF Bathroom Spk AMP without PVR o p iniTV H_17010_053 eps 190907 ...

Page 26: ... Pin 2 4 E_ PAG E U4101 Pin 7 5 10MHz X4101 Pin 1 6 28 322MHz X4201 Pin 1 7 R ESE T_H R4301 8 PX_VD DM C4307 9 DDCW P_HDM I U5101 Pin 7 10 HDMI 1_5V U5101 Pin 8 11 HDMI 2_5V U5102 Pin 8 12 1 5V C5124 13 5V_M S P C6203 14 18 432MHz X6201 Pin 1 15 RESE T U6202 Pin 16 16 SOUND_EN U6301 pin 44 17 SOUND_M UTE U6301 Pin 45 18 FAU LT U6301 Pin 46 19 24V_A MP C6365 20 POWER_ON R7126 H_17010_040 eps 190907...

Page 27: ...D R7120 23 REMO TE _3V C7113 24 24V C7202 25 12V C7208 26 BRIGHT_A DJ CN7201 Pin 5 27 INVER TE R_ON_OFF R7211 28 STANDB Y CN7201 Pin 10 29 3 3V_SB FB7211 30 5V_SB FB7212 31 PX_VD18 FB7213 32 3 3V C7217 33 5V C7229 34 PANEL_VCC C7241 35 3 3V_HDMI C7250 36 PX_1 8V C7238 37 PX_VDDM C7213 38 COMP1_L FB1213 41 AL_DACM R6309 42 LOUT CN6303 Pin 2 1 H_17010_041 eps 190907 ...

Page 28: ...Aud_IN_R R034 75R 1 10W 5 R033 75R 1 10W 5 CN032 DIN JACK 1 3 4 2 5 6 7 R039 47K 1 10W R036 75R 1 10W 5 R040 47K 1 10W CN034 63370 1 2 3 4 5 6 7 8 9 10 C035 100P NI C037 100P NI R038 3K3 1 10W 5 C034 330P NI R035 0R05 1 10W 5 CN033 PHONEJACK 1 5 4 3 2 7 6 R037 3K3 1 10W 5 C036 820PF CN031 JACK 2 1 4 3 6 5 C031 6N8 50V C032 6N8 50V C033 330P NI R031 0R05 1 10W 5 R041 47K 1 10W FB031 120R 6000mA 1 2...

Page 29: ...29 TPT1 1HA LA 7 Layout Side I O Panel CN031 A2 CN032 A3 CN033 A1 CN034 B2 C031 A1 C032 B1 C033 B2 C034 A2 C035 B3 C036 A3 C037 A2 FB031 A2 FB032 A2 R031 A2 R032 B3 R033 B3 R034 A3 R035 A3 R036 A1 R037 B2 R038 A2 R039 B2 R040 A2 R041 B2 R042 A2 H_17010_050 eps 190907 ...

Page 30: ...R002 B3 R003 B4 R004 B5 R005 B6 SW001 C1 SW002 C2 SW003 C3 SW004 C4 SW005 C5 SW006 C6 SW001 TACT SW ALPS H1 5MM C004 100N 16V R001 1K 1 10W C005 100N 16V C003 100N 16V SW006 TACT SW ALPS H1 5MM R002 47K 1 10W SW003 TACT SW ALPS H1 5MM SW002 TACT SW ALPS H1 5MM R004 3K6 1 10W SW005 TACT SW ALPS H1 5MM C001 100N 16V SW004 TACT SW ALPS H1 5MM CN001 63363 3P 2 0mm 1 2 3 C002 100N 16V R005 5K6 1 10W R0...

Page 31: ...ams and PWB Layouts 31 TPT1 1HA LA 7 Layout Keyboard Control Panel CN001 A1 J002 A2 J003 A4 C001 A4 C002 A3 C003 A2 C004 A2 C005 A3 R001 A3 R002 A4 R003 A4 R004 A2 R005 A2 SW001 A5 SW002 A3 SW003 A4 SW004 A3 SW005 A2 SW006 A2 H_17010_046 eps 190907 ...

Page 32: ...N CVBSTERR TV_POR PC_TV_LED_OUT LED_SEL_OUT RC_IN R87 0R NL R80 68R C50 10pF C51 10pF PC_TV_LED R81 68R C52 10pF C53 10pF R82 68R C54 10pF C55 10pF LED_SEL R83 68R C56 10pF C57 10pF R84 68R C58 10pF C59 10pF RC_IR R85 68R C60 10pF C61 10pF R86 68R C62 10pF C63 10pF LED_RED IR_IN TV LIGHT SENSOR 5V C65 10pF 5V 3V3STBY I P 1 O P 3 GND 2 U9 LF50CV C69 1000 uF 10V C68 1UF C70 220uF 10V 5V 5V L5 6 8uH ...

Page 33: ...修论坛会员专用 http bbs 520101 com Circuit Diagrams and PWB Layouts 33 TPT1 1HA LA 7 Layout i Board Top Side Layout i Board Bottom Side 3139 123 6123 1 H_17360_059 eps 170907 3139 123 6123 1 H_17360_060 eps 170907 ...

Page 34: ...Q0202 BC847C 3 2 1 R0205 4K7 C0202 100N 25V NI U0201 TSOP34136SB1 3 1 2 VS OUT GND CN0201 CONN 1 2 3 4 5 6 Q0203 BC858CG 3 1 2 C0201 1U 16V R0207 180R 1 10W R0202 220R R0206 4K7 LED0201 KPB 3025SYKPBAC 1 3 2 4 Q0201 BC847C 3 2 1 Q0204 BC847C NC 3 2 1 R0201 330R R0208 4K7 NC R0203 4K7 LED0202 Transceiver 1 2 R0204 10K J J H_17010_047 eps 190907 IR LED PANEL ...

Page 35: ... and PWB Layouts 35 TPT1 1HA LA 7 Layout IR LED Panel Top Side C0201 A3 C0202 B3 CN0201 B4 ED0201 A2 ED0202 A2 Q0201 B2 Q0202 A2 Q0203 B2 Q0204 B2 R0201 A2 R0202 A3 R0203 A3 R0204 B2 R0205 B2 R0206 A2 R0207 B2 R0208 B2 U0201 A3 H_17010_048 eps 190907 ...

Page 36: ...101R55 T901 80TL26T909 LS 3 1 2 7 6 9 16 10 8 14 15 13 12 11 FB963 BEAD R951 22K_NC 1 2 IC995 TL431 S902 spotgap D950 RGP10D R930 16K C971 0 1uF R903 240K_1206 1 2 R904 Jump 1 2 ZD937 RLZ18B_NC 1 2 C951 220pF ZD935 RLZ15B 1 2 FB961 BEAD R966 100 L970 35uH 1 2 C965 1000UF 35 V C924 22pF V AR901 varistor 1 2 FB902 BEAD R917 22K 1 2 HD901 Heatsink 1 2 Q988 2N7002 1 3 2 ZD991 RLZ18B_NC 1 2 D901 STTH5L...

Page 37: ...955 C3 R943 C1 C956 C3 R944 C3 C971 A3 R945 C3 C973 A3 R951 C3 C974 A3 R953 C3 C976 A3 R955 C2 C977 A3 R956 C3 C987 B1 R958 C2 C988 B3 R959 B3 C991 B3 R965 B3 C995 B3 R966 B3 C996 B3 R967 B3 C997 B3 R968 B3 D923 C1 R971 A3 D926 C2 R972 A3 D953 C3 R973 A3 D954 B3 R974 B1 D955 B3 R975 A2 IC920 C1 R976 A3 IC950 C3 R979 B3 Q936 C1 R990 B3 Q937 C3 R991 B3 Q988 B1 R992 B3 Q990 C3 R994 B1 Q992 B3 R995 B3...

Page 38: ...6 7 8 A0 A1 A2 GND SDA SCL WP VCC R1104 10K 1 10W ZD1104 BAV99 NI 3 1 2 R1128 47K 1 10W C1104 NA 4 7UF R1114 100R 1 10W R1112 NA 22K FB1107 600R 300mA 1 2 R1110 470R 1 10W R1118 2K2 1 10W FB1103 10R 500mA 1 2 R1117 2K2 1 10W R1133 0R R1111 75R 1 10W D1101 LS4148 R1123 10K 1 10W FB1105 600R 200mA 1 2 R1130 NA 0R C1105 100N 25V C1112 220N 10V R1132 0R C1101 100N 25V R1120 3K3 1 10W C1110 220P 50V C1...

Page 39: ...0R 300mA 1 2 FB1210 600R 300mA NI 1 2 R1226 75R 1 10W C1226 NA 100N R1220 220R 1 10W C1223 NA 100P C1225 NA 10uF 10V C1218 NA 100P C1203 5P6 50V R1232 3K3 1 10W FB1231 600R 300mA 1 2 C1216 NA 100P R1219 75R 1 10W R1223 3K3 1 10W ZD1201 BZX84 C5V6 NI 1 3 C1231 100P CN1202 JACK NI 3 2 1 ZD1204 NA BZX84 C5V6 1 3 FB1209 10R 500mA 1 2 C1228 100P R1238 0R 1 10W C1232 33P R1221 75R 1 10W FB1215 600R 300m...

Page 40: ...4 A14 B15 A15 B16 A16 B18 A18 B19 A19 B17 A17 T19 Y15 B20 A20 D19 C20 E19 D20 G19 F20 H19 G20 F19 E20 P17 P19 P20 DPA_0 DPA_1 DPA_2 DPA_3 DPA_4 DPA_5 DPA_6 DPA_7 DPA_8 DPA_9 DPA_10 DPA_11 DPA_12 DPA_13 DPA_14 DPA_15 DPA_16 DPA_17 DPA_18 DPA_19 DPA_20 DPA_21 DPA_22 DPA_23 DPA_HS DPA_VS DPB_8 DPB_9 DPB_10 DPB_11 DPB_12 DPB_13 DPB_14 DPB_15 DPB_HS DPB_VS DPB_DE TA 1M TA 1P TB1M TB1P TC1M TC1P TD1M TD...

Page 41: ...R4301 0R05 1 10W R4306 1K 1 10W C4307 4 7UF 10V R4311 NA 0R 1 10W C4303 100N 25V NI R4304 10R 1 10W R4308 4K7 1 10W RP4301 100R 1 16W 1 2 3 4 8 7 6 5 R4312 NA 0R 1 10W U4301 NA IS61LV256 12T 22 23 24 25 26 27 28 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 OE A11 A9 A8 A13 WE Vcc A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I O_0 I O_1 I O_2 GND I O_3 I O_4 I O_5 I O_6 I O_7 CE A10 R4309 1K 1 10W C430...

Page 42: ...14 10uF 10V C4412 100N 25V C4448 22U 10V C4424 10uF 10V C4454 100N 25V C4462 10uF 10V C4423 100N 25V C4441 100N 25V C4457 100N 25V C4460 10uF 10V C4435 100N 25V C4442 100N 25V C4411 100N 25V C4425 100N 25V C4421 100N 25V C4440 100N 25V R4402 22R C4449 10uF 10V C4456 100N 25V U4202D SVP PX66 L16 M16 N16 P16 T12 T13 B4 C4 D4 D5 D11 E5 E6 E9 E10 E11 E12 F5 G5 C14 C15 D13 D14 D15 E13 E14 E15 G16 H5 H1...

Page 43: ...L1 K1 K2 A10 C3 C4 C5 C8 C9 C10 D5 D8 K4 K9 J5 J6 B2 B4 B6 B7 B9 B11 D2 D11 E3 F3 L4 M3 A7 B8 A8 A9 B12 C11 C12 D12 A6 B5 A5 A4 B1 C2 C1 D1 E11 E12 F11 F12 H11 H12 J11 J12 A11 G11 E2 E1 F2 F1 H2 H1 J1 J2 A2 G2 K5 L7 M10 M9 M8 L8 M7 M6 L5 M5 M4 G12 G1 A12 H3 J3 E10 F10 H10 J10 E9 F4 F9 G4 G9 H4 J4 A3 E4 J9 H9 J7 J8 D4 D6 D7 D9 H8 H7 H6 H5 G8 G7 G6 G5 F8 F7 F6 F5 E8 E7 E6 E5 L9 K8 L6 B3 G3 L2 M2 L3 ...

Page 44: ... CN5102 5300 519 141 E1 20 21 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 22 23 TH1 TH2 D2 D2 Shield D2 D1 D1 Shield D1 D0 D0 Shield D0 CK CK Shield CK CE Remote NC DDC CLK DDC DATA GND 5V HP DET TH3 TH4 R5113 100R ZD5104 1 2 C5112 100N 25V C5124 100uF 16V C5126 100N 25V C5127 100N 25V C5122 100UF 25V R5111 1K5 C5128 100N 25V R5102 10K 1 10W ZD5101 1 2 R5131 10R 1 10W R5105 10K 1 10W R5107 100...

Page 45: ...230 47N 16V C5204 100N 25V R5204 33R 1 10W C5245 47N 16V C5221 100N 25V C5241 47N 16V C5235 47N 16V C5254 22P 50V C5250 27P 50V C5222 100N 25V R5226 390R 1 10W X5201 14 3181MHZ 1 2 C5233 47N 16V C5251 27P 50V U5201 MST3580M LF 170 1 2 3 6 7 8 9 10 11 12 14 15 18 20 16 19 21 17 13 22 25 27 23 26 28 24 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 55 56 57 58 59 60 61 62 63 64 65...

Page 46: ...6101 NA 0R R6115 NA 0R R6107 NA 0R R6117 NA 0R C6101 100UF 25V NI U6103 NA CY7C199 15ZXC 22 23 24 25 26 27 28 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 OE A1 A2 A3 A4 WE Vcc A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 I O_0 I O_1 I O_2 GND I O_3 I O_4 I O_5 I O_6 I O_7 CE A0 U6104 NA 74HC573PW 1 20 10 2 3 4 5 6 7 8 9 12 13 14 15 16 17 19 18 11 OE Vcc GND D0 D1 D2 D3 D4 D5 D6 D7 Q7 Q6 Q5 Q4 Q3 Q...

Page 47: ... A B X Y VDD GND VEE C6231 22U 10V D6201 LS4148 R6204 470K 1 10W FB6201 100R 3000mA 1 2 R6211 470K 1 10W C6234 10uF 10V R6217 10R 1 10W C6240 1N 25V C6235 220N 25V C6206 100N 25V C6214 3P3 50V C6208 10uF 10V C6221 3P3 50V C6218 1U 10V C6225 1U 10V C6237 1U 10V C6223 1U 10V R6212 470K 1 10W Q6201 MUN2211TIG C6236 1U 10V C6212 10uF 10V C6216 1U 10V R6221 NA 100R C6209 10uF 10V C6207 100N 25V FB6202 ...

Page 48: ...mA 1 2 C6327 100P 50V R6304 22K 1 10W U6303 TPA6201A1DGN 1 2 3 4 5 6 7 8 9 SHUTDOWN BYPASS IN IN Vo VDD GND Vo HS C6307 100P 50V R6324 10K 1 R6313 22K 1 10W C6314 47uF 35V C6317 1uF 16V R6315 0R 1 10W C6326 100UF 25V R6312 6K8 1 10W R6325 75K 1 10W C6306 100N 25V C6353 1U 50V C6321 1U 10V C6332 1U 25V C6337 1U 25V C6338 220N 25V L6302 Choke Coil C6308 100P 50V R6303 39K 1 10W C6334 22N 50V C6320 1...

Page 49: ...UF CN7104 63363 3P 2 0mm 1 2 3 C7125 470N C7121 1uF Q7104 2N7002 C7124 470N FB7102 600R NI 1 2 R7102 100R 1 10W CN7111 63383 3P 2 0mm 1 2 3 R7132 10K 1 10W NI R7106 4K7 U7102 NA PCA9515ADP 1 2 3 4 5 6 7 8 NC SCL0 SDA0 GND EN SDA1 SCL1 VCC C7107 10uF 10V CN7105 63390 10P 2 0MM NI 1 2 3 4 5 6 7 8 9 10 C7113 33P C7120 1N R7116 4K7 1 10W R7144 NA 4K7 R7134 470R NI R7107 4K7 CN7108 NI 63382 2P 2 0MM 1 ...

Page 50: ...7262 470uF 25V C7236 100UF 25V C7220 470uF 25V C7234 100N 25V ZD7201 SSA34 E3 1 2 C7225 100UF 25V C7249 100UF 25V R7208 0R C7213 100UF 25V C7207 100N 25V C7202 470uF 35V R7206 10K 1 10W C7222 100N 25V Q7207 MUN2211TIG C7214 100N 25V C7232 100N 25V C7211 100N 25V R7231 15K 1 10W U7201 AME1084ECDTZ 3 1 2 VIN ADJ VOUT FB7212 100R 3000mA 1 2 R7245 15K 1 10W L7205 Choke Coil C7235 100N 25V C7231 NA 470...

Page 51: ...4111 B4 R4144 C4 R4513 A4 R5220 C3 R6117 A6 R6310 A5 R7119 A4 R7209 A1 RP4504 A3 U6201 C5 ZD7107 A4 C1208 D4 C4108 B5 C4302 A4 C5245 C4 C6219 C5 C6313 A5 C6351 D5 C7131 A4 C7234 B1 CN1208 D5 D7204 B1 FB1225 A5 L7205 C2 R1116 D3 R1217 D4 R4112 B4 R4145 C4 R5107 D2 R5221 C3 R6201 B6 R6311 A5 R7120 A4 R7210 A1 RP4505 A2 U6202 B6 ZD7201 B1 C1209 D3 C4111 C4 C4517 A4 C5246 C3 C6220 C5 C6314 D1 C6352 D5...

Page 52: ...江南家电维修论坛会员专用 http bbs 520101 com 52 TPT1 1HA LA 7 Circuit Diagrams and PWB Layouts Layout TV Scaler Board Part 1 Top Side H_17010_038a eps 190907 ...

Page 53: ...江南家电维修论坛会员专用 http bbs 520101 com Circuit Diagrams and PWB Layouts 53 TPT1 1HA LA 7 Layout TV Scaler Board Part 2 Top Side H_17010_038b eps 190907 ...

Page 54: ...江南家电维修论坛会员专用 http bbs 520101 com 54 TPT1 1HA LA 7 Circuit Diagrams and PWB Layouts Layout TV Scaler Board Part 3 Top Side H_17010_038c eps 190907 ...

Page 55: ...江南家电维修论坛会员专用 http bbs 520101 com Circuit Diagrams and PWB Layouts 55 TPT1 1HA LA 7 Layout TV Scaler Board Part 4 Top Side H_17010_038d eps 190907 ...

Page 56: ...C4451 B3 C4463 B3 C4512 A3 C5111 D2 C5203 C3 C5219 C3 C7260 C2 FB4402 B2 FB7214 B2 Q7214 A2 R1129 C3 R4215 C4 R4309 B3 R4504 A3 R5110 D2 R5135 D2 U4301 B4 ZD1202 C5 C1114 C2 C4230 C4 C4404 B3 C4416 B3 C4428 B3 C4440 B3 C4452 B3 C4501 A2 C4513 A3 C5112 D2 C5205 C3 C5220 C3 D1101 C2 FB4403 B2 L4401 C3 R1102 C3 R1130 C3 R4216 C5 R4310 B3 R4505 A2 R5111 D2 R5139 D2 U5101 D2 ZD1203 C5 C1115 C2 C4233 C4...

Page 57: ...江南家电维修论坛会员专用 http bbs 520101 com Circuit Diagrams and PWB Layouts 57 TPT1 1HA LA 7 Layout TV Scaler Board Part 1 Bottom Side H_17010_039a eps 190907 ...

Page 58: ...江南家电维修论坛会员专用 http bbs 520101 com 58 TPT1 1HA LA 7 Circuit Diagrams and PWB Layouts Layout TV Scaler Board Part 2 Bottom Side H_17010_039b eps 190907 ...

Page 59: ...江南家电维修论坛会员专用 http bbs 520101 com Circuit Diagrams and PWB Layouts 59 TPT1 1HA LA 7 Layout TV Scaler Board Part 3 Bottom Side H_17010_039c eps 190907 ...

Page 60: ...江南家电维修论坛会员专用 http bbs 520101 com 60 TPT1 1HA LA 7 Circuit Diagrams and PWB Layouts Layout TV Scaler Board Part 4 Bottom Side H_17010_039d eps 190907 ...

Page 61: ...r independent colour analyser e g Minolta CA 210 in the centre of the screen Consequently the measurement needs to be done in a dark environment Adjust the correct x y coordinates while holding one of the White point registers R G or B on 256 by means of decreasing the value of one or two other white points to the correct x y coordinates see table White D alignment values Tolerance dx 0 004 dy 0 0...

Page 62: ...ing mode as described in 2 2 and uses the POPO Pixel On Pixel Off pattern to adjust the clock until no stripe and adjust the phase until clear picture AUTO ADJUST hot key press VOLUME n and VOLUME keys together for 1 second Check all six preset modes Check the analogue interface cable Check the colour poor and noise condition of 64 gray scale pattern 8 4 2 Comp Mode Adjustment White D adjustment G...

Page 63: ...ome audio functions is done on the Scaler board The CPU M30620SPGP provides control signals such as backlight control RC remote control detect keypad input IIC I O communication TV tuning control sound control and power control The embedded video decoder is used to execute all video signals processing except for HDTV The HDTV streams go through an embedded ADC converter 3D comb and 3D de interlace...

Page 64: ...江南家电维修论坛会员专用 http bbs 520101 com Circuit Descriptions Abbreviation List and IC Data Sheets EN 64 TPT1 1HA LA 9 Figure 9 2 Scaler board audio section block diagram H_17360_016 eps 060907 ...

Page 65: ...g the set by SCART or by cinches jacks FBL Fast Blanking DC signal accompanying RGB signals FBL SC1 IN Fast blanking signal for SCART1 in FBL SC2 IN Fast blanking signal for SCART2 in FBL TXT Fast Blanking Teletext FLASH FLASH memory FM Field Memory Frequency Modulation FMR FM Radio FRC Frame Rate Converter FRONT C Front input chrominance SVHS FRONT DETECT Front input detection FRONT Y_CVBS Front ...

Page 66: ...ock signal on I2C bus SD Standard Definition 480i 576i SDA Data signal on I2C bus SDI Samsung Display Industry SDM Service Default Mode SDRAM Synchronous DRAM SECAM SEequence Couleur Avec Memoire Colour system used mainly in France and Eastern Europe Colour carriers 4 406250 MHz and 4 250000 MHz SIF Sound Intermediate Frequency SMPS Switch Mode Power Supply SND SouND SNDL SC1 IN Sound left SCART1 ...

Page 67: ...ernal block diagram and pin configuration Block Diagram Pin Configuration H_17360_055 eps 140907 PC M Se ria l Inte rfa c e Multib it ΔΣ M o d ula to r Inte rp o la tio n Filte r Inte rna l V o lta g e Re fe re nc e Sw itc he d C a p a c ito r DA C a nd Filte r Se ria l A ud io Inp ut Rig ht O utp ut Le ft O utp ut Sw itc he d C a p a c ito r DA C a nd Filte r De e m p ha sis Multib it ΔΣ M o d ul...

Page 68: ... 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 P00 AN00 D0 P01 AN01 D1 P02 AN02 D2 P03 AN03 D3 P04 AN04 D4 P05 AN05 D5 P06 AN06 D6 P07 AN07 D7 P1 0 D 8 P1 1 D 9 P1 2 D 0 1 P1 3 D 1 1 P1 4 D 2 1 VREF AVSS V 1 C C X N I X T U O V SS T E S E R s s V N C P8 7 X N I C P8 6 X T U O C E T Y B P2 0 N A 0 2 A 0 D 0 P2 1 N A 1 2 A...

Page 69: ...0101 com Circuit Descriptions Abbreviation List and IC Data Sheets EN 69 TPT1 1HA LA 9 9 4 3 Diagram B3A MSP 34x0G Figure 9 5 Internal block diagram and pin configuration Pin Configuration Block Diagram H_17010_054 eps 190907 ...

Page 70: ...er I O Buffers and Data Latches Address Buffer Latches X Decoder DQ7 DQ0 Memory Address OE CE WE SuperFlash Memory Control Logic A16 A15 A14 A13 A12 A11 A10 A9 NC NC WE NC NC NC NC A19 A18 A8 A7 A6 A5 A4 A3 A2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 A17 NC VSS A0 DQ7 NC DQ6 NC DQ5 NC DQ4 VDD NC DQ3 NC DQ2 NC DQ1 NC DQ0 OE VSS CE A1 48 47 46 45 44 43 42 41 40 39 38 37 36 35 3...

Page 71: ...S_VD DO LVDS_VD DP Rsvd Rsvd D E MCK0 VDDR MVREF VSSR VDDM VDDM VSSR VDDR VDDM VDDM VDDM VDDM VDDC VDDC VDDC LVDS_V SSA LVDS_VD DA LVDS_VSS P Rsvd Rsvd E F MA11 MA10 MA9 MA8 VDDM V5SF TESTMOD E RESET Rsvd Rsvd F G MA4 MA5 MA6 MA7 VDDM VDDC PWM0 INTN Rsvd Rsvd G H MA3 MA2 MA1 MA0 VDDC d v s R d v s R L C S A D S C D D V S S V S S V S S V S S V S S V S S V H J D R R W E L A S C _ U P C C D D V S S V...

Page 72: ... 45330 180Ohm 5 0 1W b LED0201 9965 000 45268 KPB 3025SYKPBAC LED0202 9965 100 06766 LED TRA L 174A2F3BT ce Q0201 9965 000 42649 BC847C Q0201 9965 100 02479 BC847C Q0202 9965 000 42649 BC847C Q0202 9965 100 02479 BC847C Q0203 9965 000 37785 BC857CG Q0203 9965 000 40046 BC857 SOT23 Q0203 9965 100 02431 BC858CG 100mA 30V PSU P Various F901 9965 000 43852 Fuse 250V 4A FB900 9965 000 40066 Ferr core B...

Page 73: ...2N7002 SOT 23 Q988 9965 000 42651 2N7002 SOT 23 Q992 9965 000 36033 RK7002 Q992 9965 000 42650 2N7002 SOT 23 Q992 9965 000 42651 2N7002 SOT 23 Q993 9965 000 35966 PMBS3904 Q993 9965 000 36961 KEC 2N3904S RTK PS Q993 9965 000 40045 MMBT3904 BD901 9965 000 43858 Bridge 6A 600V BD901 9965 000 44288 GBU606 BD901 9965 100 03552 GBU605 NR901 9965 000 43820 NTC SCK101R55LSY TV Scaler Board S A Various 12...

Page 74: ...3 C4506 9965 000 43488 100nF 25V 0603 C4507 9965 000 43488 100nF 25V 0603 C4508 9965 000 43488 100nF 25V 0603 C4509 9965 000 44025 22μF 20 1206 C4510 9965 000 43488 100nF 25V 0603 C4511 9965 000 43488 100nF 25V 0603 C4512 9965 000 43488 100nF 25V 0603 C4513 9965 000 43488 100nF 25V 0603 C4514 9965 000 43488 100nF 25V 0603 C4515 9965 000 43488 100nF 25V 0603 C4516 9965 000 43488 100nF 25V 0603 C451...

Page 75: ...9965 000 43336 75Ω 5 1 10W R1219 9965 000 43336 75Ω 5 1 10W R1220 9965 000 42218 220Ω 5 1 10W R1221 965 000 43336 75Ω 5 1 10W R1222 9965 000 42657 120Ohm 5 0 1W R1223 9965 000 43487 3 3kΩ 5 1 10W R1224 9965 000 42277 47kΩ 5 1 10W R1225 9965 000 42277 47kΩ 5 1 10W R1226 9965 000 43336 75Ω 5 1 10W R1227 9965 000 43487 3 3kΩ 5 1 10W R1229 9965 000 42277 47kΩ 5 1 10W R1230 9965 000 42277 47kΩ 5 1 10W ...

Page 76: ...oke 35μH 10 82MΩ d D1101 9965 000 45215 LS4148 D1101 9965 100 02831 LL4148 GS08 D1101 9965 100 03321 LL4148 GSO8 D1101 9965 100 03327 BAS32L D1102 9965 000 45215 LS4148 D1102 9965 100 02831 LL4148 GS08 D1102 9965 100 03321 LL4148 GSO8 D1102 9965 100 03327 BAS32L D5101 9965 000 45215 LS4148 D5101 9965 100 02831 LL4148 GS08 D5101 9965 100 03321 LL4148 GSO8 D5101 9965 100 03327 BAS32L D5102 9965 000 ...

Page 77: ...江南家电维修论坛会员专用 http bbs 520101 com Revision List EN 77 TPT1 1HA LA 11 11 Revision List Manual xxxx xxx xxxx 0 First release Manual xxxx xxx xxxx 1 Chapter 10 32HF7445 97 spare parts added ...

Search results

Summary of Contents for 32HF7445/93

Reviews:

Related manuals for 32HF7445/93

Brands by name

Popular brands

Philips 32HF7445/93, Service Manual

Search results

Summary of Contents for 32HF7445/93

Reviews:

Related manuals for 32HF7445/93

Brands by name

Popular brands