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

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P19 U510 VDD[0:3] LPC Super I/O PC87393 <strong>8080</strong> N/B Maintenance 8.6 Keyboard (K/B) Touch-Pad (T/P) Test Error 14,39,63,88 C626 0.1µ 72 73 93 87 86 83 82 Error message of keyboard or touch-pad failure is shown or any key does not work. C667 0.1µ ROMCS# MCCS# VDD5 C661 0.1µ SA2 IRQ1 IRQ12 IOR# IOW# +3V C647 0.1µ L25 120/100M +3V U503 SN74CBTD3384 8 14 Level Shift RP505 4.7K 9 15 C607 0.1µ VDD5 R605 10K C611 0.1µ RP503 4.7K*8 C269 0.1µ H8_VDDA R603 10K C603 0.1µ H8_KBCS# H8_MCCS# 9,59,4 37 95 98 93 53 54 96 97 VCC[1,2,B] AVCC P20 U504 Micro Controller H8/F3437 10 57 2 3 C610 68P KI[0:7] KO[0:15] T_CLK T_DATA R615 1M X502 16MHZ KO0 RP502 47K*8 VDD5 SCRL_UP SW3,SW6 KO0,1 SCRL_LEFT KI5 KO1 KO0,1 SCRL_DN SCRL_RIGHT +5V L23 120Z/100MHZ L22 120Z/100MHZ C613 68P SW_LEFT SW_RIGHT SW8 SW7 SW502~SW507 SW4 SW5 F3 0.5A/POLYSW CP1 47P*4 KI6 KI7 KI[0:2] L20 120Z/100MHZ 17~24 1~16 J1 P20 Internal Keyboard Connector R228 0 R227 0 C244 0.1µ 12 1,2 3,4 5,6 7,8 J2 P21 Touch-Pad 119
8.7 Hard Drive Test Error Hard Driver Test Error <strong>8080</strong> N/B Maintenance Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing data to hard disk. 1. Check if BIOS setup is OK?. 2. Try another working drive and cable. Re-boot OK? No Yes Check the system driver for proper installation. Re - Test OK? No Yes Replace the faulty parts. End Board-level Troubleshooting Replace Motherboard One of the following parts or signals on the motherboard may be defective, use an oscilloscope to check the signals or replace the parts one at a time and test after each replacement. Parts: Signals: U3 U23 J4 L24 R349 D19 RP42 RP43 D26 Q7 RP44 R252 RP46 +5V_HDD HDD_LED# PD_D[0:15] IDERST# PDCS1# PDA[0:2] PDDACK# PIORDY PDIOR# PDIOW# PDREQ PDCS3# IRQ14 120
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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
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2.2.3 CPU Disassembly Figure 2-4 Re
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8080 N/B Maintenance 7. Loosen the
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8080 N/B Maintenance 5. Unscrew fou
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2.2.6 DDR SDRAM Disassembly 8080 N/
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8080 N/B Maintenance 6. Carefully t
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Reassembly 8080 N/B Maintenance 1.
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Reassembly 8080 N/B Maintenance 1.
Page 69 and 70: 8080 N/B Maintenance 6. Carefully,
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
Page 119: 8080 N/B Maintenance 8.6 Keyboard (
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
Page 158 and 159: GND 5 5 Dedicate for USB2.0 can't u
Page 162 and 163: 12 AOUT_R 5 5 C326 C327 R645 AOUT_R
Page 164 and 165: VT6307L IDSEL: AD21 PCI REQ0# PCI G
Page 166 and 167: 5 5 4 4 3 10 USBP0- J510 B L39 +VCC
Page 168 and 169: 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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