Acer TRAVELMATE 7730 User Manual

Chapter 4: Troubleshooting 149
ExpressCard (NewCard)
Memory
Sound
Power management
The notebook doesn’t turn off. • Test the power source (battery pack and power
adapter). See “Testing the power system” on page 138.
• Press and hold the power button for more than four
seconds.
• Test or replace the system board.
The battery can’t be charged. • Test the battery pack. See “Check the battery pack” on
page 139.
• Replace the battery pack.
• Test or replace the system board.
Symptom / Error Action in Sequence
The notebook cannot detect the
ExpressCard
• Test or replace the ExpressCard assembly. See
“Replacing the ExpressCard (NewCard) assembly” on
page 112.
• Test or replace the system board.
ExpressCard slot pin is damaged. • Test or replace the ExpressCard assembly. See
“Replacing the ExpressCard (NewCard) assembly” on
page 112.
Symptom / Error Action in Sequence
Memory count (size) appears different
from actual size.
• Run “Load Setup Defaults” using the BIOS Setup
Utility, then reboot the notebook.
• Test or replace the SO-DIMM.
• Test or replace the system board.
Symptom / Error Action in Sequence
No sound comes from the notebook
when running Windows multimedia
programs.
• Reinstall the audio driver.
• Test or replace the speakers.
• Test or replace the system board.
The internal speakers make noise or emit
no sound.
• Test or replace the speakers.
• Test or replace the system board.
Symptom / Error Action in Sequence
The notebook will not hibernate. • <Athena: Why are they looking at a spec?>
See “Save
to Disk (S4)” on page 33.
• Test or replace the keyboard (if control is from the
keyboard).
• Test or replace the hard disk drive.
• Test or replace the system board.
Symptom / Error Action in Sequence

Acer TRAVELMATE 7730 Specifications

General

Tjunction	100 °C
Processor cache	2 MB
Processor cores	2
System bus rate	- GT/s
Processor family	Intel® Core™2 Duo
Processor socket	Socket 478
Processor codename	Penryn
Processing Die size	107 mm²
Processor frequency	2.1 GHz
Processor cache type	L2
Processor lithography	45 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
Processor operating modes	32-bit, 64-bit
ECC supported by processor	No
Thermal Design Power (TDP)	35 W
Number of Processing Die Transistors	410 M
Motherboard chipset	Intel® GM45 Express
HDD speed	5400 RPM
HDD interface	SATA
Card reader integrated	Yes
Total storage capacity	320 GB
Compatible memory cards	MMC, MS PRO, SD, xD
Display diagonal	17 \
Display resolution	1440 x 900 pixels
Native aspect ratio	16:10
Contrast ratio (typical)	400:1
Type	PC
Modem speed	56 Kbit/s
Wireless technology	802.11n
Graphics card family	AMD
Internal memory	3 GB
Memory clock speed	667 MHz
Internal memory type	DDR2-SDRAM
Maximum internal memory	4 GB
Maximum resolution	2048 x 1536 pixels
Discrete graphics card model	AMD Radeon HD 3470
Maximum graphics card memory	1.024 GB
Discrete graphics card memory	0.512 GB
Video capturing speed	30 fps
Front camera resolution (numeric)	0.3 MP
Networking type	Gigabit Ethernet
Networking features	10/100/1000 MBit/s
Operating system installed	Windows 7 Professional
Optional operating system supplied	Windows XP Professional
Battery life (max)	2.5 h
Number of battery cells	6
Charging port type	DC-in jack
Serial ports quantity	0
USB 2.0 ports quantity	4
CardBus PCMCIA slot type	Type II
Cable lock slot type	Kensington
Password protection type	BIOS
Pointing device	Touchpad
Processor ARK ID	42841

Weight and Dimensions

Depth	286 mm
Width	396 mm
Height	35.2 mm
Weight	3400 g