Chapter 13
20
13.
Mainboard Replacement
1. Loosen the five screws by #0 Phillips screwdriver as shown below.
2. Remove the mainboard from the device as shown below.
3. Install the new mainboard in the reverse procedure from Step 2 to Step 1.
Page 1: ...Service Manual EZPPC 70B 5B C1G EZPPC 70B 5B C15G EZPOS 70B 5B C1G EZPOS 70B 5B C15G ...
Page 2: ...served No part of this manual may be reproduced by any mechanical electronic or other means in any form without prior written permission of the manufacturer All trademarks are property of their respective owners Liability Disclaimer In no event will the manufacturer be liable for direct indirect special incidental or consequential damages arising out of the use or inability to use the product or d...
Page 3: ...t Inverter Cable 13 9 2 Remove the LCD Inverter 14 10 Touch Panel Control Board Replacement 16 10 1 Disconnect Touch Panel Control Board Cable 16 10 2 Remove the Touch Panel Control Board 17 11 Power Switch Replacement 18 12 COM Cable Replacement 19 13 Mainboard Replacement 20 14 I O Panel Replacement 21 15 LCD Panel Replacement 23 16 BIOS setup 25 16 1 System Time and System Date Adjustment 26 16...
Page 4: ...cument carefully Failure to follow these instructions could damage your device and void the warranty 1 1 Tools Suggested All procedures in this document require the following tools 0 Phillips screwdriver 1 Phillips screwdriver magnetized suggested magnetized suggested 1 5 mm hexagon socket spanner magnetized suggested Chapter 1 1 ...
Page 5: ...Chapter 2 2 2 2 Opening the Device 1 Un tighten two screws on the back panel anticlockwise 2 Open the back panel ...
Page 6: ...3 The layout of the internal Chapter 2 3 ...
Page 7: ...Chapter 3 4 3 3 Connect Battery Pack Before power on the device please connect the battery to the mainboard 1 Un tighten two screws on the back panel anticlockwise 2 Open the back panel ...
Page 8: ...ry pack and the 10 1 pin male power connector please refer the picture shown below 4 Plug the power cable to the 9 pin power connector in the correct orient 5 Close the back panel and tighten two screws on the back panel Chapter 3 5 ...
Page 9: ...pen the tow ejectors on the slot by pushing them and remove the RAM from the slot 4 Remove the old RAM and install a new one 5 Align and insert the new RAM in the slot and push both ends of the RAM down until the ejectors snap into place ...
Page 10: ...r of the battery from the mainboard 2 Loosen the two screws by 1 Phillips screwdriver as shown below and remove the battery 3 Install a new battery in the reverse procedure Note The battery cable must be connected in the correct orient Chapter 5 7 ...
Page 11: ...ment 1 Unplug the connector of the LED indicator assembly from the mainboard 2 Loosen the two screws by 1 Phillips screwdriver as shown below and remove LED indicator assembly 3 Install a new LED indicator assembly in the reverse procedure ...
Page 12: ...sembly Replacement 1 Disconnect the connector of the speaker assembly from the mainboard as shown below 2 Loosen the four screws by 1 Phillips screwdriver as shown below and remove the HDD from the device Chapter 7 9 ...
Page 13: ...Chapter 7 10 3 Remove the speaker assembly from the device 4 Install a new LED indicator assembly in the reverse procedure ...
Page 14: ...plug one connector of the IDE cable from the mainboard 2 Loosen the four screws by 1 Phillips screwdriver as shown below and remove the HDD from the device 4 Unplug another connector of the IDE cable from the HDD Chapter 8 11 ...
Page 15: ...Chapter 8 12 4 Loosen the four screws by 1 Phillips screwdriver as shown below 5 Remove the HDD as show below 6 Install the new HDD in the reverse procedure from Step 5 to Step 1 ...
Page 16: ...9 9 LCD Inverter Replacement 9 1 Disconnect Inverter Cable 1 Disconnect the inverter cable from the mainboard 2 Remover the black tap as shown below Chapter 9 13 ...
Page 17: ...nnect the inverter cable from the LCD inverter as shown below 9 2 Remove the LCD Inverter 1 Disconnect two connecters form the LCD inverter as shown below 2 Loosen the three screws by 0 Phillips screwdriver as shown below ...
Page 18: ...3 Remove the LCD inverter from the device as shown below 4 Install the new LCD inverter in the reverse procedure from Step 5 to Step 1 Chapter 9 15 ...
Page 19: ...acement 10 1 Disconnect Touch Panel Control Board Cable 1 Disconnect Touch Panel Control Board Cable from the mainboard as shown below 2 Remover the black tap as shown below 3 Disconnect two connecters form the touch panel control board as shown below ...
Page 20: ...sen the two screws by 0 Phillips screwdriver as shown below 2 Remove the touch panel control board from the device as shown below 3 Install the new touch panel control board in the reverse procedure from Step 3 to Step 1of 9 2 and 9 1 Chapter 10 17 ...
Page 21: ...isconnect the power switch cable from the mainboard 2 Remove the power switch from the device 3 Install the new touch panel control board in the reverse procedure from Step 2 to Step 1 Note The power switch cable must be connected to the correct pin ...
Page 22: ... Cable Replacement 1 Disconnect the two COM cables from the mainboard 2 Disconnect the two COM cables from the I O panel 3 Install the new COM cables in the reverse procedure from Step 2 to Step 1 Chapter 12 19 ...
Page 23: ...13 Mainboard Replacement 1 Loosen the five screws by 0 Phillips screwdriver as shown below 2 Remove the mainboard from the device as shown below 3 Install the new mainboard in the reverse procedure from Step 2 to Step 1 ...
Page 24: ...4 I O Panel Replacement 1 Remove the two screws by 1 Phillips screwdriver as shown below 2 Remove the two screws by 1 Phillips screwdriver as shown below 3 Remove the I O panel from the device Chapter 14 21 ...
Page 25: ...e four screws by 1 5 mm hexagon socket spanner to remove the COM port assembly as shown below 5 Install the new COM port assembly to the new I O panel and install it to the device in the reverse procedure from Step 3 to Step 1 ...
Page 26: ...15 15 LCD Panel Replacement 1 Loosen the eight screws in blue circle as shown below by 1 Phillips screwdriver 2 Remove the LCD panel assembly from the device as shown below Chapter 15 23 ...
Page 27: ... four screws on the two sides of the LCD panel assembly 1 Phillips screwdriver as shown below 4 Remove the two metal racks from the LCD panel 5 Install a new LCD panel to the device in the reverse procedure from Step 4 to Step 1 ...
Page 28: ...16 16 BIOS setup 1 Press and hold the power switch until the power indicator on the front panel glow green 2 Before Windows launch Press the Delete key to enter he BIOS Chapter 16 25 ...
Page 29: ...d System Date to configure 16 2 Serial ports Configuration 1 Press key to switch to Advanced tab and press to highlight Super IO Configuration and then press the Enter key to switch to the Configure Super IO Chipsets screen 2 Pressing arrows keys to set every serial port power source and then press F10 to save your configuration and exit ...
Page 30: ...n 1 Press key to switch to Boot tab and press to configure the boot device 16 4 Save Configuration Changes and Exit Press F10 key and highlight the OK on the message box by pressing a arrow key and press the Enter Key Chapter 16 27 ...
