Acer TRAVELMATE 7730 User Manual

148 Chapter 4: Troubleshooting
Symptom-to-FRU error messages
LCD
Indicator
Power
Symptom / Error Action in Sequence
• The LCD backlight doesn't work.
• The LCD is too dark.
• The LCD brightness cannot be
adjusted.
• The LCD contrast cannot be adjusted.
• Run “Load Setup Defaults” using the BIOS Setup
Utility, then reboot the notebook.
• Reconnect the LCD connectors.
• Test or replace the keyboard (if contrast and brightness
function key doesn't work).
• Check the LCD inverter ID.
• Test or replace the LCD cable.
• Test or replace the LCD inverter.
• Test or replace the LCD.
• Test or replace the system board.
• The LCD screen is unreadable.
• Missing pels in characters.
• The screen appears abnormal.
• The wrong color is displayed.
• Reconnect the LCD connector.
• Check the LCD inverter ID.
• Test or replace the LCD cable.
• Test or replace the LCD inverter.
• Test or replace the LCD.
• Test or replace the system board.
The LCD is displaying extra horizontal or
vertical lines.
• Check the LCD inverter ID.
• Test or replace the LCD cable.
• Test or replace the LCD inverter.
• Test or replace the LCD.
• Test or replace the system board.
Symptom / Error Action in Sequence
Indicator incorrectly remains off or on,
but system runs correctly. <Athena: What
indicator? What relationship does it have
to the inverter?>
• Reconnect the inverter board.
• Test or replace the LCD inverter.
• Test or replace the system board.
Symptom / Error Action in Sequence
The notebook shuts down during
operation.
• Test the power source (battery pack and power
adapter). See “Testing the power system” on page 138.
• Replace the battery pack.
• Test or replace the power adapter.
• Test or replace the system board.
The notebook doesn’t turn on. • Test the power source (battery pack and power
adapter). See “Testing the power system” on page 138.
• Replace the battery pack.
• Test or replace the power adapter.
• Test or replace the system board.

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