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

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2.2.10 System Board Disassembly 8080 N/B Maintenance 1. Carefully put the notebook upside down. 2. Remove the battery pack. (See section 2.2.1 Disassembly) 3. Remove the keyboard, CPU, hard disk drive, CD/DVD-ROM drive, DDR-SDRAM and LCD Assembly. (See the previous sections Disassembly) 4. Remove nine screws on the bottom of notebook. (Figure 2-22) 5. Disconnect the speaker’s cord from system board in the heatsink compartment. (Figure 2-23) Figure 2-22 Unscrew nine screws Figure 2-23 Disconnect the cord 67
8080 N/B Maintenance 6. Carefully, turnover the notebook. Then remove seven screws. (Figure 2-24) Figure 2-24 Unscrew seven screws Figure 2-25 Disconnect the cord 7. Lift notebook up carefully. Disconnect the speaker’s cord. (Figure 2-25) 68
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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
Page 13 and 14:
8080 N/B Maintenance - Video Overla
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8080 N/B Maintenance - 8-bit, 16-bi
Page 17 and 18: HUB Interface for ICH4 8080 N/B Mai
Page 19 and 20: 8080 N/B Maintenance The integrated
Page 21 and 22: Supports serial interrupt protocol
Page 23 and 24: Fully programmable through serial p
Page 25 and 26: 32bit PCI Bus-Master Interface 8080
Page 27 and 28: 8080 N/B Maintenance 1.1.2.10 PCMCI
Page 29 and 30: 1.1.2.11 AC”97 Codec _ STAC9750 8
Page 31 and 32: 1.1.2.13 System Flash Memory (BIOS)
Page 33 and 34: 1.2 Other Functions 1.2.1 Hot Key F
Page 35 and 36: 1.2.4 LED Indicators 8080 N/B Maint
Page 37 and 38: 1.2.6 Fan Power On/Off Management 8
Page 39 and 40: 1.3 Peripheral Components 1.3.1 LCD
Page 41 and 42: Software configurable Low weight Op
Page 43 and 44: 1.4.1.3 Standby Mode 8080 N/B Maint
Page 45 and 46: 8080 N/B Maintenance 1.5 Appendix 1
Page 47 and 48: Continued to the previous table Aud
Page 49 and 50: 2.1.3 Right-side View 1 2 3 4 2.1.4
Page 51 and 52: 2.2 System Disassembly 8080 N/B Mai
Page 53 and 54: 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 67: Reassembly 8080 N/B Maintenance 1.
Page 71 and 72: Reassembly 8080 N/B Maintenance 1.
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 and 106: 8.1 No Power No Power Is the notebo
Page 107 and 108: POWER IN P20 U504 PJ501 Micro Contr
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
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8080 N/B Maintenance 8.6 Keyboard (
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8.7 Hard Drive Test Error Hard Driv
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8.8 CD-ROM Drive Test Error 8080 N/
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8.9 USB Test Error 8080 N/B Mainten
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8.10 Audio Failure Audio Failure 1.
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AOUT_R C326 4.7µ From previous pag
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P18 U17 PCMCIA Controller CB710 P9
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P9 U3 I/O Controller Hub 82801DBM I
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P9 8.13 IEEE 1394 Failure +3V L19 1
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9. Spare Parts List - 2 Part Number
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9. Spare Parts List - 10 Part Numbe
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9. Spare Parts List - 12 Part Numbe
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5 8080_R03 Project Code : G038 5 4
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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 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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