Casio Qt 7300 Service Manual

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11.Release the 9 screws of the Mother board.
Then, remove the Mother board.
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3. INSTALLATION
Unpacking
The QT-7300 along with its accessories are packed in carton box. After unpacking the carton, place the system
on a raised surface and carefully inspect the system for any damage that might have occurred during shipment.
If there are damaged or missing parts, contact your dealer immediately.
Hardware system installation procedure:
1. Attach large back metal fixture(s) to metal part of the main prop on both side with screws. Please refer the
figure ÒLarge back metal...

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4. SYSTEM INSTALLATION
This chapter describes the installation of the overall system of the QT-7300. See Chapter 4 for more details on
the motherboard in detail.
The QT-7300 has a Celeron/Pentium III based motherboard with a free PCI slot inside. It already builds in an
Intel Celeron CPU, 64MB of DRAM and a 2.5 HDD. These are all standard and the system is ready to play.
Variety of the I/O ports located at the bottom side and the right side of the chassis are available for customers
to connect...

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4-3. HDD
The standard QT-7300 already builds in a 2.5 hard disk drive. To maintain the HDD, follow the installation
instructions below and check the list of HDD tested as the QT-7300.
1. Take out the screws, the IDE cable and remove the HDD.
2. Reinstall the new HDD on the bracket. The four rubber stands act as cushions to lessen the vibration which
usually causes damage to a mechanical device like a HDD.
3. Connect the IDE cable to the HDD. Match pin 1 of the HDD and the pin 1 of the cable.
4-4....

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4-8. Cash Drawer
The QT-7300 provides two Cash Drawer interface. Cash Drawers are assigned as one of I/O in this system and
controlled by the Drawer port on the motherboard (SBC8360-4M).
The pin assignment for the Cash Drawer connector is as follows.
Cash Drawer connector Pin Assignment
Pin Description
1FG
2 Out Switch
3 Read Switch
4 +24V
5NC
6 GND
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4-8-1. Cash Drawer control Software Programming
The Cash Drawer is assigned as one of I/O device in the system. The I/O address assigned for...

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4-9. Keyboard
The QT-7300 provides a standard PS/2 keyboard connector located at the side panel. If the user would like to
use AT keyboard interface, a conversion cable is also provided to make this connection.
4-10. PS/2 Mouse
The QT-7300 has one PS/2 Mouse connector located at the right side. A simple plug-in will make the connection.
4-11. External FDD
The QT-7300 does not build in any floppy disk drive into the main system. Rather, it provides a FDD interface
located at the side panel. An...

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4-12. Expansion Slot
The QT-7300 provides a free PCI expansion slot to accommodate a PCI device at a given time. The expansion
card can be plugged into the riser card which is plugged in the onboard PCI/ISA slot as standard. Due to the
compact space design, a half-size expansion card can be adapted. To use the PCI expansion, follow the
installation instructions below;
1. Unscrew the metal slip located inside the expansion outlet.
2. Plug a PCI card into the PCI slot on the riser card and fix the...

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4-14. Award BIOS Setup
Starting Award BIOS Setup
As POST executes, the following appears
Hit  if you want to run SETUP
Press  to run Award BIOS Setup.
4-14-1. Award BIOS Setup Main Menu
When you enter the Award BIOS Setup Utility, the main menu will appear on the screen as follows. Use the arrow
keys to move among the items and press  to accept and enter into the sub-menu.
< Screen shows all default setting >
ROM PCI/ISA BIOS (2A69KA5C)
CMOS SETUP UTILITY
AWARD SOFTWARE, INC.
STANDARD COMS SETUP...

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4-14-2. Setup
The Award BIOS Setup options described in this section are selected by choosing the appropriate high-level icon
from the Award BIOS Setup main menu selection screen.
Default setting for the QT-7300 is described in < > next to each option. ( i.e.  )
4-14-2-1. Standard CMOS Setup
< Screen shows all default setting >
ROM PCI/ISA BIOS (2A69KA5C)
STANDARD CMOS SETUP
AWARD SOFTWARE, INC.
Date (mm:dd:yy) : Tue, Oct 27 1999
Time (hh:mm:ss) : 18 : 56 : 41
HARD DISKS
Primary Master
Primary...

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¥ Error Halt  
The category determines whether the computer will stop if an error is detected during power up.
¥ Memory
The category is display-only which is determined by POST (Power On Self Test) of the BIOS.
4-14-2-2. BIOS Features Setup
< Screen shows all default setting >
ROM PCI/ISA BIOS (2A69KA5C)
BIOS FEATURES SETUP
AWARD SOFTWARE, INC.
Virus Warning : Disabled
CPU Internal Cache : Enabled
External Cache : Enabled
CPU L2 Cache ECC Check : Enabled
Processor Number Feature : Enabled
Quick...