Mitac 8080 Service Manual - laptop schematics, notebook ...

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POWER IN PJ501 P23 P22 +5V_P 8.1 No Power PF2,PL2 PL3,PR24 Q511 PWR_VDDIN <strong>8080</strong> N/B Maintenance When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. Main Voltage Map P23 P22 PD4 H8_AVREF Q512 P22 VDD5 PQ5 F502,U506 NOTE : P23 PF2 PD503,PL501,PL502,PQ504,PU1 P23 ADINP Charge PD5 PD7 Discharge P24 BATT DVMAIN P23 PQ501,PQ502 Discharge P9 P9 U516 D503 VDD3_RTC RSM5V U5 P22 P22 Q37 U6 VDD3 : Page 23 on M/B Board circuit diagram. : Through by part PF2. +VCC_RTC P22 VDD1.5 DD_CPU PL6,PL7 PU501,PU504~PU507,PU509,PL506,PR35 PL509,PU502 PU17, PL510 ,PR62 PL4,PU23 PU16,PL508,PR59 PU19, PL512, PR70 PU18,PU503,PL514,PR71 PU5 PL515 PL5,PU22 PU20,PU21,PL513 P28 +1.2V_P P28 +1.05V_P P25 +3V_P P27 +1.25V_DDR_P P25 +5V_P U25,JO45,JO46 JO516 P27 +2.5V_DDR_P JO7 JO513,JO514 P29 +VCC_CORE U27,JO48,JO49 P22 +3V P22 +5V P22 +1.25V_DDR_F JO39,JO41 P22 +1.2V P22 +VCCP L7 U14 JO50 P22 +2.5V_DDR P3 +VCCQ U21 U21 P18 +VPPOUT P22 +1.25V_DDR P18 +CARD_VCC R185,R186 L33 L34 PL517,PU14 PL517,PU15 P7 +DDR_VREF P16 +LAN_D2.5V P16 +LAN_A2.5V P26 +1.5V_P P26 +1.8V_P JL1 L9 L517 L14 L513 L19 L21 JO512 JO511 Q22,R310 L24,U23 L29,U24 L31,JS4 +3V_FIR P4 +3VCLK66 P4 +3VCLKCPU P4 +3VCLKANA P4 +3VCLKPCI P15 1394_AVCC P15 1394_VCC P22 +1.5V P22 +1.8V P18 +SDVDD P11 +5V_HDD +5V_CDROM P12 P11 AVDDAD L6 (D/D Board) P3 +VCCA 105
POWER IN P20 U504 PJ501 Micro Controller H8/F3437 8.1 No Power 1 2 3 39 55 30 19 <strong>8080</strong> N/B Maintenance When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. +5V_P 19 PF2 6.5A/32VDC I_LIMIT LEARNING ADEN# SW_VDD5 SW_VDD5# PC9 0.1µ Q511 SI2301DS D S Q510 DTC144WK G PL2 120Z/100M PL3 120Z/100M R622 100K PC16 1µ VDD5 C616 4.7µ PC11 1µ PC23 0.1µ PR18 10 PD2 RLZ24D 3 4 6 PC18 0.1µ VCC RS+ OUT JO3 PR24 .02 PU3 5 RS- MAX4173FEUT PR30 470K PR41 1M 3 2 1 F502 FUSE_1206 PQ5 SI4835DY S G D PR39 100K PQ7 2N7002 8 7 6 5 PWR_VDDIN PR506 324K ADINP PR37 4.7K PR29 4.7K PQ503 DTC144WK PR508 33K PD5 SBM1040 1,2 3 PQ505 2N7002 PR507 100K G S D 3 2 1 8 7 6 5 PC4 0.01µ PD4 BAV70LT1 PQ501 SI4835DY 2 1 2 1 PD7 BAV70LT1 PWR_VDDIN H8_AVREF VDD5 VDD5 RSM5V RSM5V VDD3 Q512 SI2301DS S G D H8_AVREF PC569 10µ SW_VDD5 D504 RLZ5.6B U506 AMS3107 1 8 OUTPUT P22 INPUT VDD5 R378 100K S Q38 DTC144TKA Q37 SI2301DS G R1 D D27 BAS32L RSM5V R379 47K ADEN# VDD5 RSM5V C140 0.1µ 3 1 R178 2K VIN PC507 0.1µ G GND/ADJ S D 3 3 PC30 1000P 3 2 1 8 7 6 5 R180 10K PC501 1000P U5 AME1117 P22 VOUT PQ502 SI4835DY 2 PWR_VDDIN DVMAIN VDD3 BATT C141 2.2µ 106
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SERVICE SERVICE MANUAL MANUAL FOR F
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Contents 8080 N/B Maintenance 5.3 I
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1.1 Introduction 8080 N/B Maintenan
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8080 N/B Maintenance The NS PC87393
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LAN single chip : VT6105LOM PCMCIA
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8080 N/B Maintenance A high bandwid
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8080 N/B Maintenance - Video Overla
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8080 N/B Maintenance - 8-bit, 16-bi
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HUB Interface for ICH4 8080 N/B Mai
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8080 N/B Maintenance The integrated
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Supports serial interrupt protocol
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Fully programmable through serial p
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32bit PCI Bus-Master Interface 8080
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8080 N/B Maintenance 1.1.2.10 PCMCI
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1.1.2.11 AC”97 Codec _ STAC9750 8
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1.1.2.13 System Flash Memory (BIOS)
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1.2 Other Functions 1.2.1 Hot Key F
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1.2.4 LED Indicators 8080 N/B Maint
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1.2.6 Fan Power On/Off Management 8
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1.3 Peripheral Components 1.3.1 LCD
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Software configurable Low weight Op
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1.4.1.3 Standby Mode 8080 N/B Maint
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8080 N/B Maintenance 1.5 Appendix 1
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Continued to the previous table Aud
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2.1.3 Right-side View 1 2 3 4 2.1.4
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2.2 System Disassembly 8080 N/B Mai
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2.2.1 Battery Pack Disassembly 8080
Page 55 and 56: 2.2.3 CPU Disassembly Figure 2-4 Re
Page 57 and 58: 8080 N/B Maintenance 7. Loosen the
Page 59 and 60: 8080 N/B Maintenance 5. Unscrew fou
Page 61 and 62: 2.2.6 DDR SDRAM Disassembly 8080 N/
Page 63 and 64: 8080 N/B Maintenance 6. Carefully t
Page 65 and 66: Reassembly 8080 N/B Maintenance 1.
Page 69 and 70: 8080 N/B Maintenance 6. Carefully,
Page 73 and 74: 2.2.12 Touch Pad Disassembly 8080 N
Page 75 and 76: 3.1 Main Board (Side A) - 1 8080 N/
Page 77 and 78: 8080 N/B Maintenance 3. Definition
Page 79 and 80: 8080 N/B Maintenance 4. Definition
Page 81 and 82: 8080 N/B Maintenance 5. Pin Descrip
Page 83 and 84: 5.1 Intel Pentium M Processor Signa
Page 85 and 86: 8080 N/B Maintenance 5.2 Intel 8285
Page 99 and 100: 6. System Block Diagram U17 CardBus
Page 101 and 102: 7.2 Error Codes Code 10h 11h 12h 13
Page 103 and 104: 7.3 Debug Tool 8080 N/B Maintenance
Page 105: 8.1 No Power No Power Is the notebo
Page 109 and 110: 8.1 No Power P20 U504 Micro Control
Page 111 and 112: 8.2 No Display +3V L517 L513 L14 L9
Page 113 and 114: 8080 N/B Maintenance 8.3 VGA Contro
Page 115 and 116: 8.4 External Monitor No Display 808
Page 117 and 118: 8.5 Memory Test Error Extend DDRAM
Page 119 and 120: 8080 N/B Maintenance 8.6 Keyboard (
Page 121 and 122: 8.7 Hard Drive Test Error Hard Driv
Page 123 and 124: 8.8 CD-ROM Drive Test Error 8080 N/
Page 125 and 126: 8.9 USB Test Error 8080 N/B Mainten
Page 127 and 128: 8.10 Audio Failure Audio Failure 1.
Page 129 and 130: AOUT_R C326 4.7µ From previous pag
Page 131 and 132: P18 U17 PCMCIA Controller CB710 P9
Page 133 and 134: P9 U3 I/O Controller Hub 82801DBM I
Page 135 and 136: P9 8.13 IEEE 1394 Failure +3V L19 1
Page 137 and 138: 9. Spare Parts List - 2 Part Number
Page 145 and 146: 9. Spare Parts List - 10 Part Numbe
Page 147 and 148: 9. Spare Parts List - 12 Part Numbe
Page 150 and 151: 5 8080_R03 Project Code : G038 5 4
Page 152 and 153: 5 5 4 4 3 3 2 2 1 1 D D C C B B A A
Page 154 and 155: 5 Maximum length less than 0.5" fro
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5 5 4 4 3 3 2 2 1 1 D D C C B B A A
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GND 5 5 Dedicate for USB2.0 can't u
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5 5 4 4 3 3 2 2 1 1 D D C C B B A A
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12 AOUT_R 5 5 C326 C327 R645 AOUT_R
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VT6307L IDSEL: AD21 PCI REQ0# PCI G
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5 5 4 4 3 10 USBP0- J510 B L39 +VCC
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5 5 4 4 3 U510 20,21 SA[0..17] SA0
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5 5 4 4 3 +5V D 1 3 SW8 2 4 KI6 KI6
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5 5 4 4 3 D D BAV70LT1 BAV70LT1 PJ5
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5 5 4 4 3 3 2 2 1 1 D D C C B B A A
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5 5 4 4 3 D D 1 2 GND 1 2 PC86 1000
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5 5 4 4 3 D D VID[0..5] +5V_P VID0
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5 5 4 4 3 3 2 2 1 1 D D C C B B A A
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5 5 4 4 3 3 2 2 1 1 D D C C B B A A
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SERVICE MANUAL FOR 8080 Sponsoring
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