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Hitachi L32R200, Руководство по обслуживанию

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Hitachi L32R200 Скачать руководство пользователя страница 32

OK

NG

Change speaker unit

OK

NG

NG

Change main

board assembly

OK

NG

NG

NG

OK

OK

TV has picture
but no sound

Press “Mute”function or
adjust volume up to check
the sound be mute or not

Check speaker

unit 7~9

Check CN8-Pin1
&Pin2=22~24V

Change power

board assembly

Check U33-Pin13
&Pin18=22~24V

Check U31-Pin2=3.3V

Change main

board assembly

Check U32-Pin2=1.8V

Change main

board assembly

NG

Check U25-Pin1=8V

Change main

board assembly

END

Troubleshooting

-32-

Содержание L32R200

Страница 1: ...Unauthorized modifications will not only void the warranty but may lead to your being liable for any resulting property damage or user injury Service work should be performed only after you are thoroughly familiar with all of the following safety che cks and servicing guidelines To do otherwise increase the risk of potential hazards and injury to the user While servicing use an isolation transform...

Страница 2: ...afety Internal leads are kept from hot parts or high voltage parts by means of clamps or other measures As such you must restored these parts to their original conditions in order to prevent electric shock or fire Perform safety check when done Exercise caution while working on the device as the TV contains high voltage parts and power supply It is possible to sustain severe injury or death if you...

Страница 3: ...AUDIO IN HDMI1 HDMI IN HDMI2 HDMI IN RGB RGB IN L R AUDIO IN OUTPUT VIDEO OUT L R AUDIO OUT HEADPHONE L R AUDIO OUT Input Signals RF PAL B G D K I H SECAM B G D K K1 NTSC M Video PAL SECAM NTSC3 58 PAL N PAL M Component 480i p 576i p 720p 50 60 1080i 50 60 HDMI 480i p 576i p 720p 50 60 1080i 50 60 1080p 24 50 60 Analogue RGB VGA WXGA L32A02A L32S02A L32E200 L32R200 L32E100S L32E101B L32R100 ...

Страница 4: ...Q RU VWDQGE P P 0DLQ 3RZHU EXWWRQ 3UHVV WR WXUQ WKH 79 PDLQ SRZHU RQ RU RII Y QSXW WHUPLQDOV RQQHFW WR HTXLSPHQW ZLWK DXGLR YLGHR RXWSXW 0 0 QSXW WHUPLQDO RQQHFW WR HTXLSPHQW ZLWK 0 RXWSXW 5 QSXW WHUPLQDO RQQHFW WR 3 5 0 QDORJXH XGLR QSXW WHUPLQDOV RQQHFW WR HTXLSPHQW XVLQJ 0 9 FRQQHFWLRQ RU 3 ZLWK DXGLR RXWSXW 9 9 XGLR QSXW WHUPLQDOV RQQHFW WR HTXLSPHQW ZLWK DXGLR RXWSXW Y QSXW WHUPLQDOV RQQHFW W...

Страница 5: ...U LQSXW RSWLRQV 0HQX 3UHVV WR HQWHU RU H LW IURP WKH 79 PHQX 3URJUDPPH 8S RZQ 3UHVV WR VHOHFW SUHYLRXV QH W FKDQQHO 8S RZQ XUVRU 3UHVV WR VHOHFW RU DGMXVW WKH GHVLUHG LWHP RQ WKH 79 PHQX 3LFWXUH 0RGH 3UHVV WR VHOHFW WKH GHVLUHG SLFWXUH PRGH 6RXQG 0RGH 3UHVV WR VHOHFW WKH GHVLUHG VRXQG PRGH 6OHHS 7LPHU 3UHVV WR VHW WKH WLPH WR VZLWFK WKH 79 WR VWDQGE PRGH K 3UHVV WR VHOHFW DXGLR ODQJXDJH RU VRXQG R...

Страница 6: ...GH SDJH 9ROXPH 8S RZQ 3UHVV WR DGMXVW WKH YROXPH HIW 5LJKW XUVRU 3UHVV WR VHOHFW RU DGMXVW WKH GHVLUHG LWHP RQ WKH 79 PHQX UHH H ROG 79 PRGH 3UHVV WR IUHH H RU XQIUHH H WKH SLFWXUH 7HOHWH W PRGH 3UHVV WR KROG WKH FXUUHQW 7HOHWH W SDJH 6XEWLWOH 3UHVV WR GLVSOD WKH 7HOHWH W VXEWLWOH GLUHFWO 5HYHDO 3UHVV WR UHYHDO WKH KLGGHQ LQIRUPDWLRQ LUHFW QSXW 6HOHFW EXWWRQV 3UHVV WR VHOHFW WKH LQSXW VRXUFH GLUHF...

Страница 7: ...op Box Example Example Computer DVD Player Set Top Box Example 25 I WKH H WHUQDO HTXLSPHQW KDV 9 RXWSXW RX FDQ FRQQHFW LW WR WKH 0 WHUPLQDO XVLQJ D 0 9 FDEOH Q FDVH RI XVLQJ WKH 0 9 FDEOH FRQQHFW DQDORJXH DXGLR VLJQDO WR 5 0 QDORJXH XGLR QSXW WHUPLQDOV RU XVWUDOLD RQO LQVWDOO DQ H WHUQDO DHULDO FRQIRUPLQJ WR 6 IRU VDIHW SXUSRVH 3OHDVH UHIHU WR WKH XVHU PDQXDO RI WKH H WHUQDO HTXLSPHQW IRU PRUH LQI...

Страница 8: ...Main PCB Top Bottom Layer 8 Main PCB top layer ...

Страница 9: ...Main PCB Top Bottom Layer 9 Main PCB bottom layer ...

Страница 10: ... 9 5 PP 6L 63 5 K V D O 7 6 7 6 7 6 6 9 9 7 9 6 D E L K V R 7 6 57 9 6 9 2 0 0 9 E 3 3U 5 5 5 9 8 2 6 57 5 6LGH 9 5 9 9 5 3 6 3E 3U 9 9 3E3U 6LGH 9 6 6 5 6 5 9 6 6 6 6 6 6 6 9 1 9 9 9 1 9 5 37 3 21 9 6 2 1 2 1 3 9 6 9 2 76 5 6 5 0 6 57 9 6 57 9 6 9LGHR ...

Страница 11: ...uF R206 2 0K R209 0 C15 0 1uF C10 0 1uF C3 0 1uF C24 0 1uF R906 330 C14 10uF 10V C8 0 1uF C9 0 1uF C11 0 1uF K801 1 2 C13 0 1uF K806 1 2 R901 1 5K K800 1 2 C6 0 1uF C19 20pF C20 20pF R211 0_DNS C7 0 1uF R212 4 7K_DNS C5 0 1uF R905 390 R213 0_DNS R904 560 C29 0 1uF C4 0 1uF K804 1 2 C18 0 1uF C12 0 1uF K803 1 2 K805 1 2 R205 0 R903 820 R74 3 3K C16 0 1uF R902 1K K802 1 2 FB1 150_Ohm_600mA 1 2 SVP C...

Страница 12: ...WR uP_AD 0 7 8051_ALE BRT_CNTL 8051_CS2CX CX_INT RESET_H DP_HS DP_VS DP_CLK DP_DE_FLD DP 0 23 CX_VD33 5V_SB RN3 100x4 1 2 3 4 8 7 6 5 R8 0 R14 0 R9 0 R11 0 R17 0 R19 10 C34 68pF_DNS R15 0 R21 10_DNS 2 4 CPU INTERFACE SVP CX32_208 DIGITAL OUT U1B SVP_CX32 55 61 60 56 57 58 62 63 83 82 81 80 79 78 77 76 84 86 85 59 64 65 66 67 68 69 70 71 37 36 35 34 33 32 31 30 29 26 25 24 22 21 18 17 16 15 14 11 1...

Страница 13: ...CLK CX_CLKE CX_VD33 CX_VDDM CX_VDDM CX_VDDM CX_VDDM C46 0 1uF TP1 TP_C60 C38 0 1uF C47 0 1uF C48 0 1uF R27 15 C39 0 1uF C37 0 1uF C40 0 1uF C45 0 1uF R111 15 R28 15 R30 15 C42 0 1uF R31 0 C36 22uF C44 0 1uF R7 15 R26 15 C43 22uF U2 2Mx32_SDRAM 2 4 5 7 8 10 11 13 74 76 77 79 80 82 83 85 25 26 27 60 61 62 63 64 65 66 24 16 71 19 18 17 22 68 1 15 29 43 3 35 41 20 67 86 72 58 6 12 46 52 31 33 34 36 37...

Страница 14: ...uH_1210 C68 0 01uF C55 0 01uF C78 10uF C53 0 1uF C85 0 1uF C87 10uF FB3 150_Ohm_600mA 1 2 C92 10uF FB6 150_Ohm_600mA 1 2 L3 2 2uH_1210 C81 2700pF C58 0 01uF C83 0 1uF C69 0 1uF C63 10uF C57 0 01uF C76 10uF FB5 150_Ohm_600mA 1 2 C59 10uF C75 0 1uF L2 2 2uH_1210 C80 10uF C62 0 1uF C91 0 1uF L6 2 2uH_1210 FB4 150_Ohm_600mA 1 2 4 4 Power Ground SVP CX32_208 U1D SVP_CX32 96 119 136 98 108 134 146 97 12...

Страница 15: ...0 P92 SCLK0 cts0 P95 SCLK1 cts1 P93 TXD1 P94 RXD1 AM0 DVCC X2 DVSS X1 AM1 RESET P96 XT1 P97 XT2 NMI ALE P00 AD0 P01 AD1 P02 AD2 P03 AD3 P04 AD4 P05 AD5 P06 AD6 P07 AD7 P10 AD8 A8 P11 AD9 A9 P12 AD10 A10 P13 AD11 A11 P14 AD12 A12 P15 AD13 A13 P16 AD14 A14 P17 AD15 A15 P20 A0 A16 P21 A1 A17 P22 A2 A18 P23 A3 A19 P24 A4 A20 P25 A5 A21 P30 RD P31 WR P32 HWR P40 CS0 P41 CS1 p42 CS2 P60 SCK P61 SO SDA P...

Страница 16: ... R91 10K R110 100K R238 100K_DNS R151 100K_DNS R332 100K R240 100K_DNS R100 100K C108 1uF C117 0 1uF R116 470 R105 100K C123 470pF C161 470pF R120 100K C167 10uF L26 10uH R140 220 C128 1uF C368 0 1uf C380 470pF C126 0 1uF R147 470_DNS C127 1uF U8 STV831xF 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 51 52 53 54 55 56 57 58 59 60 61 ...

Страница 17: ... BS1 C178 1uF R18 22K R158 10K D12 DL4148 1 2 C319 0 1uF L3023 3uH C314 0 47uF C310 33pF C186 220uF 35V TUNER1 tuner2 1 2 3 4 5 6 7 8 9 10 11 15 14 13 12 AGC VT AS SCL SDA NC VS NC VST GND IF gnd4 gnd3 gnd2 gnd1 C191 0 47uF C322 6n8 50V U301 TDA9886 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 R322 0 R312 5 6K Q304 BC...

Страница 18: ... 0 CN2 svideo rca 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 R338 100K_DNS R187 75 R181 22_DNS D6 5 1V R327 0_DNS R343 100K_DNS C197 330pF_DNS C363 10uF R189 10K C299 47uF 16V_DNS C300 47uF 16V_DNS C298 47uF 16V_DNS R265 75_DNS U29 74HC4052D 12 14 15 11 1 5 2 4 6 10 9 13 3 16 8 7 X0 X1 X2 X3 Y0 Y1 Y2 Y3 EN A B X Y VDD GND VEE R184 75 C295 47uF 16V_DNS R290 100K R348 0 R326 0_DNS FB15 150_Ohm_600mA 1 2 R2...

Страница 19: ...H_130_40x6 R233 4 7K DNS R236 10K_DNS L20 MH7 MH_130_40x6 R370 1K R694 10K L41 10uH_3A R231 10K MH5 MH_130_40x6 Q4 BC847B 1 2 3 C269 3n3 C386 0 1uF R239 10k R228 100 C226 47uF 16V Q310 NPN_BC847B 1 2 3 L42 10uH_3A R255 3 3K Q6 BC847B 1 2 3 R250 100_DNS L22 15uH_4 4A R214 2 2K C217 0 1uF MH1 MH_130_40x6 C218 100uF 16V MH6 MH_130_40x6 R6 0 C388 220uF 16V C268 3n3 U16 MP1430 1 2 3 4 5 6 7 8 BS IN SW ...

Страница 20: ...IN GNDTAB C254 22uF FB19 150_Ohm_2A C261 0 1uF C346 22uF FB20 150_Ohm_600mA 1 2 C247 10uF C253 0 1uF FB28 150_Ohm_600mA 1 2 C251 22uF R69 0 47 2W NPS C242 0 1uF FB304 150_OHM_600mA 1 2 C257 100uF C377 0 1uF C258 0 1uF C256 0 1uF U31 AP1084K33 2 3 1 TAB OUT IN GNDTAB C262 10uF 16V Q7 NPN_BC847B 1 2 3 C260 22uF 16V FB17 150_Ohm_2A U23 AP1084K33 2 3 1 TAB OUT IN GNDTAB L31 FB18 150_Ohm_600mA 1 2 C359...

Страница 21: ... SHELL1 SHELL2 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 SHELL3 SHELL4 C293 1000pF RN14 10x4 1 2 3 4 8 7 6 5 C292 0 01uF FB22 150_Ohm_600mA 1 2 C339 1000pF C343 10uF 16V C347 10uF 16V C291 0 1uF R124 1K C287 1uF R270 10K RN13 10x4 1 2 3 4 8 7 6 5 FB23 150_Ohm_600mA 1 2 C275 0 1uF C284 1000pF C358 18pF RN15 10x4 1 2 3 4 8 7 6 5 R262 ...

Страница 22: ...B B A A 22 L L GND GND R R GND GND GND GND GND MUTE MUTE L V SIDE_AV SIDE_L R SIDE_R P1 CON13 1 2 3 4 5 6 7 8 9 10 11 12 13 C1 330pF C2 330pF D1 ESD P7 RCA JACK 1 2 3 4 5 6 8 7 C3 330pF P6 PHONE_STEREO 1 2 3 4 5 7 8 D3 ESD D2 ESD ...

Страница 23: ... V R1OUT R2OUT T1OUT T2OUT VCC GND CN81 DB9 5 9 4 8 3 7 2 6 1 DM86 ESD DM87 ESD C81 1uF C92 330pF DM81 ESD C82 1uF C83 1uF C84 1uF CN83 RCA JACK 1 2 3 4 5 6 8 7 C85 1uF C88 330pF DM83 ESD CN84 2 0mm 1 2 3 4 5 6 7 8 9 10 11 DM85 0603ESDA C86 330pF C87 330pF CN85 RCA JACK 1 2 3 4 DM82 ESD DM84 0603ESDA CN85 RCA JACK 1 2 3 4 C89 330pF 5 5 4 4 3 3 2 2 1 1 D D C C B B A A 23 ...

Страница 24: ...5 CON3 1 2 3 4 5 6 7 8 9 CON5 1 2 3 4 5 6 7 8 9 10 11 12 CON4 1 2 3 4 CON6 12V 24V 5V P3 P2 P1 5VSB ON OFF 5V 24V ZD2 RS37 1 2 ZDS4 24V N 1 L 2 N L CON1 R24 6 C20 C21 C29 C19 R16 CSS 1 DELAY 2 CF 3 RFMIN 4 STBY 5 ISEN 6 LINE 7 DISABLE 8 PFC STOP 9 GND 10 LVG 11 VCC 12 NC 13 OUT 14 HVG 15 VBOOT 16 IC6 R39 R36 R35 R40 C28 C25 R41 C24 C26 R38 D15 R37 15 D16 ZD3 vcc1 vdc P8 6 ZD4 1 2 L1A vdc E C43 8 7...

Страница 25: ...P17 Ad8 A8 to AD15 A15 P20 to P25 A0 A16 to A5 A21 Port0 Port3 Port6 Port2 Port9 Port1 SCK P60 SO SDA P61 SI SCL P62 Serial bus interface SBI Watchdog timer WDT TA01N P70 TA1OUT P71 8 bit timer TMRA 0 8 bit timer TMRA 1 8 bit timer TMRA 2 8 bit timer TMRA 3 8 bit timer TMRA 4 8 bit timer TMRA 5 16 bit timer TMRB0 RTC 10 Kbyte RAM P40 to P42 cs0 to cs2 CS WAIT controller 4 blocks RD P30 WR P31 HWR ...

Страница 26: ...IC Block Diagram 26 ...

Страница 27: ...IC Block Diagram 27 U9 U29 4 CHANNEL ANALOGUE MULTIPLEXER HEF4052BT ...

Страница 28: ...IC Block Diagram 28 U23 5A LOW DROPOUT LINEAR REGULATOR 1 8V TO 263 3 U28 ...

Страница 29: ...IC Block Diagram 29 U22 U24 U31 U32 1A LOW DROPOUT VOLTAGE REGULATOR AMS1117 1 8 U33 STEREO SINGLE ENDED AUDIO AMPLIFER MP7722DF ...

Страница 30: ...Transistor Mark 30 BC847B BC846B PT7M7809S7 ...

Страница 31: ...or system errors Before starting ensure that there is a signal in and that the television is turned on Power LED indictor has no light Check CN14 PIN2 and CN15 Pin7 5V NG Change Power board asembly OK Change IR board assembly Power LED only indictor red light Check CN15 Pin9 5V OK OK NG NG Check U4 Pin54 3 3V Change main board assembly Change Q3 or change IR board assembly Change Q1 or Q6 ...

Страница 32: ...n or adjust volume up to check the sound be mute or not Check speaker unit 7 9 Check CN8 Pin1 Pin2 22 24V Change power board assembly Check U33 Pin13 Pin18 22 24V Check U31 Pin2 3 3V Change main board assembly Check U32 Pin2 1 8V Change main board assembly NG Check U25 Pin1 8V Change main board assembly END Troubleshooting 32 ...

Страница 33: ... sound picture Check CON16 Pin15 Pin16 Pin17 Pin18 12V Change power board assembly Check U23 Pin2 3 3V Check U1 U2 U10 U29 voltage stable or not Change main board assembly Change power board assembly OK Check CON3 Pin7 Pin8 Pin11 Pin12 24V END Troubleshooting 33 ...

Страница 34: ... PHILIPS LCD LC32WXN SAC1 1366X7 may create shock fire or other hazards Don t degrade the safety of the receiver through improper servicing quote the components shown in this page for servicing purposes The following service parts list are available for purchase Serviceman may PRODUCT SAFETY NOTE Components marked with a have special characteristics important to safety The use of a substitute repl...

Страница 35: ...Parts List 35 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...

Страница 36: ...Parts List 36 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...

Страница 37: ... o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P Parts List 37 FOR REFERENCE ONLY ...

Страница 38: ...Parts List 38 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...

Страница 39: ...Parts List 39 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...

Страница 40: ...B B B B B B B Parts List 40 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...

Страница 41: ...Parts List 41 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...

Страница 42: ...50VAC 125 K 10 6 10 E146544 Walsin CY1 CY2 Capacitor 150uF 450V 105ć M GP 22 36 10 710mA KM CAPXON C13 Capacitor 22UF 50V 105 M GP 5 11 2 0 79mA KM C1 C7 Capacitor 10UF 50V 105 M GP 5 11 2 0 54mA KM C31 Capacitor 47UF 25V 105 M GP 5 11 2 0 84mA KM C5 Capacitor 470UF 35V 105 M LR 8 20 3 5 1870mA GD CS3 Capacitor 2200uF 16V 105 M EL 10 25 5 0 3000mA LZ CS6 CS11 Capacitor 470UF 16V 105 M GP 8 11 5 3 ...

Страница 43: ... 2 2 r o t s i s e 5 5HVLVWRr 22 1 5 4 1 S 5 1 S 5 1 2 5 6 0 2 1 V 0 0 2 W 8 1 4 5 5 1 5 5 1 4 S 5 2 2 S 5 6 0 2 1 V 0 0 2 W 8 1 5 1 r o t s i s e 5 5HVLVWRr 0 4 4 3 1 4 3 3 8 3 3 6 0 2 1 V 0 0 2 W 8 1 S 5 5 S 5 6 0 2 1 V 0 0 2 W 8 1 1 r o t s i s e 5 0 1 5 6 0 2 1 V 0 0 2 W 8 1 2 r o t s i s e 5 2 5 6 0 2 1 F V 0 0 2 W 8 1 1 r o t s i s e 5 5HVLVWRr 100 8 5 6 0 2 1 V 0 0 2 W 8 1 5HVLVWRr 0 4 S 5 ...

Страница 44: ... C 6 2 C 8 1 C 5 0 8 0 J V 0 5 2 0 1 O P N r o t i c a p a C Capacitor X7R 104 50V K 0805 C4 C8 C19 C25 C29 C42 CS4 CS10 CS1 5 CS17 CS20 CS21 CS22 CS23 CS24 C S25 CS26 CS28 CS29 CS30 CS31 CS32 Diode LS4148 0 15A 100V LS 34 D3 D4 D5 D7 D8 D15 D16 D22 DS9 DS1 0 DS11 DS12 Transistor QS2 Q6 Transistor NPN MMBT3904LT1G 0 2A 40V SOT 23 HEF100 400 ON QS3 IC AS431HM TR LF 1 SOT 23 3 A1semi ICS5 4 D Z T S ...

Страница 45: ...Copyright Digital Media Systems Group 2008 All rights reserved L32S02A L32A02A L32E200 L32R200 L32E100S L32E101B L32R100 SC No 0025E ...

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