EBN X-POS 850 User manual

Service Manual
X-POS 850

Copyrights
©2010. All rights reserved. The information in this
document is subject to change without prior notice in
order to improve reliability, design and function and does
not represent a commitment on the part of the
manufacturer.
This document contains proprietary information
protected by copyright. All rights are reserved. 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 documentation, even if advised of the
possibility of such damages.
The information in this document is subject to
change without notice
i
Copyrights

Contents
ii
Contents
Copyrights .................................................................................................i
Liability Disclaimer ...................................................................................i
Contents....................................................................................................ii
1. Before You Start ...................................................................................1
1.1. Tools Suggested .......................................................................................... 1
2. Opening the Device and HDD Removal .............................................2
2.1 How to Remove the Hinge Covers............................................................... 2
2.2 How to Install the Hinge Cover..................................................................... 2
2.2 HDD Removal ................................................................................................ 3
3. Mainboard side Components Replacement.......................................5
4.. Front-Panel side Component Replacement......................................9

1.
1. Before You Start
1. Please unplug the power cable before you start to work.
2. Please read and follow the instructions in this document 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

Chapter 2
2
2.
2. Opening the Device and HDD Removal
2.1 How to Remove the Hinge Covers
1. Hold the upper hinge cover and push the mark.
2. Lift the upper hinge cover.
2.2 How to Install the Hinge Cover
1. Holding the lower hinge cover and pushing it softly against the rear side of the
device.
2. Align the five tenons of the upper hinge cover onto the mortises shown below
and push the mark.

3. Join the upper and lower hinge covers as directions shown below.
2.3 HDD Removal
1. Remove the screw in the blue circle and pull the HDD tray out.
2. Disconnect the SATA cable and HDD power cable.
3. Remove the HDD as shown below.
Chapter 2 3

Chapter 2
4
4. Un-tighten four screws and remove the base from the POS device..
5. Un-tighten two screws.
6. Open the back panel.

3.
3. Mainboard side Components Replacement
1. Open the two ejectors on the slot by pushing them, and remove the RAM
from the slot.
2. Align and insert the new RAM into the slot and push both ends of the
RAM down until the ejectors snap into place.
3. Disconnect the SATA cable the HDD power cable from the main board.
4. Disconnect the speaker cable from the main board, and un-tighten the
four screws and then remove the speaker assembly.
Chapter 3 5

Chapter 3
6
5. Disconnect: 1. LCD cable, 2. inverter cable and 3. touch panel cable.
6. Disconnect: 1. Parallel port cable and 2. COM cable.
7. Disconnect: 1. Parallel port cable and 2. COM cable.

8. Loosen the four screws and disconnect the MSR cable connector.
9. Loosen the two screws by 1.5 mm hexagon socket spanner as shown
below.
10.Remove the mainboard.
Chapter 3 7

Chapter 3
8
11.Loosen the four screws by 1.5 mm hexagon socket spanner as shown
below, and then you can remove the parallel port cable and the COM port
cable.
12.Loosen the two screws as shown and remove the IO bracket.
13. Remove the power switch.

4.
4.. Front-Panel side Component Replacement
1. Un-tighten the three screws and disconnect the three connectors, and
then you can remove the LCD inverter.
2. Remove all black tapes as the arrows directed and remove the screws
marked in the blue circles.
And then you can remove the LED indicator, inverter cable, touch cable
and LCD panel cable.
3. Remove all 10 screws as shown and remove the LCD and touch
assembly.
4. Remove all 8 screws as shown and remove the touch panel.
Chapter 4 9

Chapter 4
10
5. Remove the two screws on the both side of the LCD chassis and take out
the LCD panel.