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C H A P T E R 4 L O C AT I N G T H E P R O B L E M

Figure 4.4 Inverter connectors

Inverter connectors

connector to

mainboard

connector to

LCD

connector to

LCD

Figure 4.3 WT-100 mainboard connectors

Mainboard connectors

connector to

inverter

connector to

LCD panel

connector

to customer

display

connector to

MSR

connector to

SATA HDD

connector to

HDD power

connector to

speaker
connector to

touch panel

connector to

PS/2 port

connector to

parallel port

connector to

power LED

connector to

power button

connector to

power jack

Содержание WT-100

Страница 1: ...POS Terminal WT 100 Service Manual...

Страница 2: ......

Страница 3: ...instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful in...

Страница 4: ...lity Chapter 3 Installing Drivers and Software This chapter provides information for installing drivers Chapter 4 Locating the Problem Refer to this chapter to locate the failing part or cause of the...

Страница 5: ...13 SuperIO Configuration 14 Hardware Health Configuration 15 ACPI Configuration 16 USB Configuration 17 Boot Settings Configuration 18 Boot Device Priority 19 Hard Disk Drives 20 Boot Settings Config...

Страница 6: ...r connectors 46 CHAPTER 5 REPLACING FIELD REPLACEABLE UNITS FRUs 47 Safety and precautions 47 Before you begin 48 Replacing parts 48 HDD 49 IO Panel Cover 50 Stand Base Back Cover 50 Stand Base 51 Bac...

Страница 7: ...e 2 10 ACPI Settings sub menu 16 Figure 2 11 USB Configuration sub menu 17 Figure 2 12 Boot Settings screen 18 Figure 2 13 Boot Device Priority sub menu 19 Figure 2 14 Hard Disk Drives sub menu 20 Fig...

Страница 8: ...vi...

Страница 9: ...ing the machine on page 1 Identifying components on page 2 Unpacking the machine It is a good idea to save the packaging materials and shipping box in case that machine needs to be returned for servic...

Страница 10: ...ying components This section describes the parts and connectors on the machine Front right view 1 2 Figure 1 2 Front right view Component Description 1 15 inch TFT LCD 2 LED Power Indicator HDD Indica...

Страница 11: ...3 Rear view 1 2 4 3 5 Figure 1 3 Rear view Component Description 1 MSR optional Slot 2 VFD Customer Display optional Slot 3 Cable Compartment 4 HDD Compartment 5 Cable Compartment Cover...

Страница 12: ...I O connectors 6 3 2 1 4 5 7 8 9 10 11 12 Connector Description 1 COM 4 port 2 VGA port 3 COM 1 port 4 USB ports 5 RJ 11 cash drawer port 6 DC 12V input connector 7 PS 2 port 8 COM 3 port 9 COM 2 por...

Страница 13: ...Settings on page 22 Security Settings on page 25 Exit Menu on page 26 About the Setup Utility The BIOS Setup Utility enables you to configure the following items Hard drives diskette drives and periph...

Страница 14: ...the following message appears Press DEL to run Setup Press the delete key Delete to access the BIOS Setup Utility BIOS navigation keys The BIOS navigation keys are listed below Key Function Select sc...

Страница 15: ...the highlight to other options When an option is highlighted execute the option by pressing Enter Some options lead to pop up dialog boxes that prompt you to verify that you wish to execute that optio...

Страница 16: ...This screen displays System BIOS Information Processor System memory System Time and System Date System Time System Date The System Time and System Date items show the current date and time held by t...

Страница 17: ...values spikes of the pulses creates EMI Electromagnetic Interference The Spread Spectrum function reduces the EMI generated by modulating the pulses so that the spikes of the pulses are reduced to fla...

Страница 18: ...10 C H A P T E R 2 B I O S S E T U P IDE Configuration Hard Disk Write Protect This item will be effective only if the device is accessed through BIOS Figure 2 4 IDE Configuration sub menu...

Страница 19: ...disable the LBA Large mode Block Multi Sector Transfer Set this item to On will enhance hard disk performance by reading or writing more data during each transfer PIO Mode This item is used to select...

Страница 20: ...t value of the processor when queried Execute Disable Bit Capability This feature is used to protect certain system memory data regions from insertion and execution of potentially harmful code Hyper T...

Страница 21: ...13 MPS Configuration MPS Revision This item allows user to select the version of the Multi Processor Specification MPS Figure 2 7 MPS Configuration sub menu...

Страница 22: ...6 Address These items are used to assign the I O address for the serial port 1 2 3 4 5 6 Serial Port3 4 5 6 IRQ These items are used to assign the IRQ for the serial port 3 4 5 6 Serial Port1 2 Volta...

Страница 23: ...ltage information Chassis Intrusion This function allows you to enable disable chassis intrusion that can latch a chassis intrusion event even when the system is turned off as long as battery or stand...

Страница 24: ...e system will boot up System Time the system will boot up NOTE If you have change the setting you must let the system boot up until it goes to the operating system Then power off the system This func...

Страница 25: ...u will be able to use these USB devices even with operating systems that do not support USB USB 2 0 Controller Mode This item is used to select the speed mode of USB 2 0 controller BIOS EHCI Hand Off...

Страница 26: ...P T E R 2 B I O S S E T U P Boot Settings Configuration This screen allow you to configure the boot options Figure 2 12 Boot Settings screen Typematic Rate This item allows you to specify the typemat...

Страница 27: ...o specify the order in which the system checks for the device to boot from Figure 2 13 Boot Device Priority sub menu 1st Boot Device Set the boot device options to determine the sequence in which the...

Страница 28: ...P T E R 2 B I O S S E T U P Hard Disk Drives Use this screen to view the hard disk drives in the system Figure 2 14 Hard Disk Drives sub menu 1st Drive Use this item to view the hard disk drives in th...

Страница 29: ...wered on Setting to On will turn on the Num Lock key when the system is powered on Setting to Off will allow users to use the arrow keys on the numeric keypad Hit DEL Message Display Enable this value...

Страница 30: ...22 C H A P T E R 2 B I O S S E T U P Chipset Settings This screen allow you to configure the North Bridge and South Bridge chipset options Figure 2 16 Chipset Settings screen...

Страница 31: ...mic Video Memory Technology DVMT allows the system to dynamically allocate memory resources according to the demands of the system at any point in time that improves the efficiency of the memory alloc...

Страница 32: ...ller This item allows the High Definition Audio interface integrated in the Southbridge functionality SMBUS Controller This item allows SMBUS controller to monitor the system temperature and voltage M...

Страница 33: ...hlight the item Set Supervisor User Password on the Security menu and press Enter 2 The password dialog box appears 3 If you are installing a new password type in the password You can type up to eight...

Страница 34: ...hen the dialog box appears press OK to discard changes and exit or press Cancel to return to the menu Load Optimized Defaults This option opens a dialog box that lets you load optimized defaults for a...

Страница 35: ...ctioning correctly try loading the fail safe defaults as a first step in getting the system working properly again If you only want to load fail safe defaults for a specific option select and display...

Страница 36: ...28 C H A P T E R 2 B I O S S E T U P...

Страница 37: ...page 30 Intel Chipset Graphics Driver on the page 32 LAN Driver on the page 34 Touch Screen Driver on the page 36 Driver auto installation Use an external CD ROM drive to install the drivers or copy t...

Страница 38: ...Software updates the Windows XP 7 INF files so that the Intel chipset is correctly configured Follow these instructions to install the chipset software 1 Browse to the DRIVER chipset Intel Inf folder...

Страница 39: ...ReadMe Information then click Next 5 The Intel Chipset Software Utility files are installed to the system When prompted to restart select Yes I want to restart my computer now Then click Finish to res...

Страница 40: ...iver This utility installs the Intel Extreme Graphics 2 drivers for Windows XP 2000 To install the drivers 1 Browse to the DRIVER VGA intel folder 2 Double click the executable file The following scre...

Страница 41: ...33 4 Browse the ReadMe Information then click Next 5 When installation is completed select Yes I want to restart my computer now Then click Finish to restart the system...

Страница 42: ...R E LAN Driver The network driver support Windows XP 2000 Refer to the following to install the drivers 1 Browse to the DRIVER LAN RealTek folder 2 Double click the executable file The following scree...

Страница 43: ...35 4 When installation is completed click Finish...

Страница 44: ...uch Screen Driver Refer to the following to install the touch screen driver 1 Browse to the DRIVER Touch eGalax folder 2 Double click setup exe The following screen appears Click Next to continue 3 Ch...

Страница 45: ...37 4 System will give you a warning click Ok to continue 5 Check the box for None and then click Next to continue 6 Uncheck the box for Support Mulit Monitor System and then click Next to continue...

Страница 46: ...38 C H A P T E R 3 I N S TA L L I N G D R I V E R S A N D S O F T W A R E 7 Click Next to continue 8 Click Next to continue...

Страница 47: ...rating the touchscreen Follow these instructions to calibrate the touchscreen using the TouchKit application 1 Launch the TouchKit application from the Windows desktop by clicking on Start Programs To...

Страница 48: ...S O F T W A R E 3 Click the 4 Points Calibrattion button 4 Use your finger to touch the blinking X Symbol on the screen until stop blinking 5 Click OK to complate the 4 points calibration You may als...

Страница 49: ...age 46 Inverter connectors on the page 46 General checkout guidelines Use the following procedure to troubleshoot problems Identify as many symptoms as possible in detail Verify symptoms by recreating...

Страница 50: ...Status port F1 3 High 1 Close Low 0 Open LCD symptoms Symptom Corrective Procedure LCD backlight is not working but text is still visible on screen 1 Reseat the LCD cable 2 Reseat the inverter cables...

Страница 51: ...Procedure Power shuts down unexpectedly Cannot turn the system on 1 Reseat the power AC adapter cable 2 Reseat the power AC adapter 3 Replace the mainboard Cannot turn the system off 1 Hold down the p...

Страница 52: ...eripheral device symptoms Symptom Corrective Procedure USB ports do not work COM ports do not work 1 Reseat the I O cable 2 Reinstall the drivers 3 Replace the mainboard Boot symptoms Symptom Correcti...

Страница 53: ...45 Mainboard jumper JCMOS JLV1 JLV2 Figure 4 2 WT 100 mainboard jumper Jumper Setting Description JCMOS 1 2 closed default Normal 2 3 closed Clear CMOS 1 1 1 JP2 1 5 2 6 JP3 1 5 2 6...

Страница 54: ...gure 4 3 WT 100 mainboard connectors Mainboard connectors connector to inverter connector to LCD panel connector to customer display connector to MSR connector to SATA HDD connector to HDD power conne...

Страница 55: ...ersonnel should perform repairs on the WT 100 Damage due to unauthorized servicing is not covered by the warranty Safety and precautions Computer components and electronic circuit boards can be damage...

Страница 56: ...prevent you from accidentally damaging the internal components Most of the electrical and mechanical connections can be disconnected by using your fingers It is recommended that you do not use needle...

Страница 57: ...ard drive compartment cover and slide the cover to the right as it shown on the picture 4 Remove the screw from the hard drive tray 5 Slide the hard drive disk up as it shown on the picture 6 Remove t...

Страница 58: ...L D R E P L A C E A B L E U N I T S F R U s IO Panel Cover 1 Flip up the LCD panel 2 Remove two screws from the IO panel cover and remove the cover Stand Base Back Cover 1 Rotate the LCD forward to t...

Страница 59: ...51 Stand Base Before proceeding remove the fol lowing FRUs IO Panel Cover on page 50 1 Flip up the LCD panel 2 Remove the screw from the IO panel 3 Position the WT 100 as shown 4 Remove the stand base...

Страница 60: ...R 5 R E P L A C I N G F I E L D R E P L A C E A B L E U N I T S F R U s Back Cover 1 Remove the screw from VFD slot cover 2 Remove the VFD slot cover 3 Remove all screws from the back cover 4 Remove...

Страница 61: ...and chip If the thermal pads damaged replace them When replace the back cover the two standoff screws must be installed as shown below Tighten both of the screws until they resist and stop Thermal pad...

Страница 62: ...R U s Power Button Before proceeding remove the following FRUs Back Cover on page 52 1 Remove two screws 2 Remove the power button COM4 port and PS 2 Port Before proceeding remove the following FRUs...

Страница 63: ...on page 52 COM4 port and PS 2 port on page 54 1 Remove all screws from the I O panel 2 Remove four screws from the I O shield 3 Remove the I O shield Memory Before proceeding remove the following FRUs...

Страница 64: ...ng remove the following FRUs Back Cover on page 52 1 Open the hock 2 Pull out the battery Mainboard Before proceeding remove the following FRUs Back Cover on page 52 COM4 port and PS 2 port on page 54...

Страница 65: ...following FRUs Back Cover on page 52 1 Remove five screws 2 Remove the inverter cover 3 Remove three screws 4 Remove all cables from the inverter 5 Remove the inverter When replacing Put the inverter...

Страница 66: ...n page 57 1 Remove four screws 2 Remove the panel bracket Waterproof Seal Touch Panel Touch Cover LCD Panel Before proceeding remove the following FRUs Back Cover on page 52 Speaker on page 53 Power B...

Страница 67: ...59 APPENDIX PART LIST AND SPECIFICATION Figure 6 1 Exploded diagram main parts...

Страница 68: ...60 A P P E N D I X Figure 6 2 Exploded peripheral parts...

Страница 69: ...racket 21004500S0006 27 Hinge Mount Cover 2500350470300 28 Hinge Left 2108100000025 29 Stand base cover 2500250470300 30 Cuscapi Logo 2507450470000 NO DESCRIPTION ITEM NO 31 Hinge right 2108100000024...

Страница 70: ...ort 1 RJ11 port for 2 cash drawer 24V 1 RJ 45 LAN port with activity and link LEDs 1 Parallel port 8 USB 2 0 4 in the back One for Mini PCI e One for MSR RFID reader Two Reserved 1 DC 12V power adapto...

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