FIC a440 Servicehandbuch
Maintenance & Disassembly
FIC A440 Series Service Manual
5-5
• System Upper Unit Case Assembly
The system upper unit case assembly is a thin bracket for holding the keyboard and heat
plate as well as covering the base unit. It is also where you attached the LCD panel
through the hinge sections and includes the power button and status LED cover moldings.
plate as well as covering the base unit. It is also where you attached the LCD panel
through the hinge sections and includes the power button and status LED cover moldings.
The following System Base Unit Assembly includes the following major field replaceable
units/parts (FRUs):
• Battery Pack
This is one of the more easily replaceable parts. The battery pack is found on the right
side on the base unit and can be easily removed by pressing the latch underneath the unit
and pulling the battery on its handle. The battery pack is replaced as a whole and must not
be opened for repair.
side on the base unit and can be easily removed by pressing the latch underneath the unit
and pulling the battery on its handle. The battery pack is replaced as a whole and must not
be opened for repair.
• Hard Disk Drive Module
The Hard Disk Drive is attached on the front left side of the system base unit located just
above the floppy disk drive assembly. The HDD is secured by a steel bracket and one
screw. The HDD module is a 2.5-inch hard disk drive with a maximum height of
12.7mm. The hard drive module assembly is attached to the motherboard through the
HDD board connector that plugs into the I/O board.
above the floppy disk drive assembly. The HDD is secured by a steel bracket and one
screw. The HDD module is a 2.5-inch hard disk drive with a maximum height of
12.7mm. The hard drive module assembly is attached to the motherboard through the
HDD board connector that plugs into the I/O board.
• I/O Board + Charger Board
The I/O board is a daughter board attached to the system main board or motherboard.
This I/O board also has the charger board attached to it underneath. The I/O board
provides connections for the hard drive, floppy drive, and keyboard. The I/O board also
includes the cover switch for activating STR mode when the LCD cover is closed.
The charger board, on the other hand, provides the circuitry for charging the battery. It is
attached on the underneath the I/O board and can be separated from it. You need to
remove the I/O board first before you can see the charger board.
This I/O board also has the charger board attached to it underneath. The I/O board
provides connections for the hard drive, floppy drive, and keyboard. The I/O board also
includes the cover switch for activating STR mode when the LCD cover is closed.
The charger board, on the other hand, provides the circuitry for charging the battery. It is
attached on the underneath the I/O board and can be separated from it. You need to
remove the I/O board first before you can see the charger board.
• Audio Board
The audio board is a daughter board that is attached to the system main board or
motherboard through a connector near the PCMCIA connector. The audio board sits on
top of the battery pack compartment and is just on the right side of the I/O board. This
board provides connections for the internal microphone, speakers, CMOS battery, and
glidepad. It also includes the external audio ports for connecting external audio devices.
motherboard through a connector near the PCMCIA connector. The audio board sits on
top of the battery pack compartment and is just on the right side of the I/O board. This
board provides connections for the internal microphone, speakers, CMOS battery, and
glidepad. It also includes the external audio ports for connecting external audio devices.
• CD-ROM / DVD-ROM Drive Assembly
The CD-ROM / DVD-ROM Drive Assembly is attached on the left end side of the base
unit and is only secured with one screw. The drive module includes a metal bracket (left
and right) with two screws securing each bracket.
unit and is only secured with one screw. The drive module includes a metal bracket (left
and right) with two screws securing each bracket.
• Floppy Disk Drive Assembly
The Floppy Drive assembly is located at the front left side of the base unit just underneath
the hard disk drive assembly. It is assembled to the unit with one screw secured on the
lower left corner. The module consists of the metal bracket with four screws, insulation
sheet, FDD FPC cable, and the floppy drive.
the hard disk drive assembly. It is assembled to the unit with one screw secured on the
lower left corner. The module consists of the metal bracket with four screws, insulation
sheet, FDD FPC cable, and the floppy drive.