Acer Aspire 7720 User Manual

Chapter 4 77
Index of Error Messages
Error Code List
Error Codes Error Messages
006 Equipment Configuration Error
Causes:
1. CPU BIOS Update Code Mismatch
2. IDE Primary Channel Master Drive Error
(THe causes will be shown before “Equipment Configuration
Error”)
010 Memory Error at xxxx:xxxx:xxxxh (R:xxxxh, W:xxxxh)
070 Real Time Clock Error
071 CMOS Battery Bad
072 CMOS Checksum Error
110 System disabled.
Incorrect password is specified.
<No error code> Battery critical LOW
In this situation BIOS will issue 4 short beeps then shut down
system, no message will show.
<No error code> Thermal critical High
In this situation BIOS will shut down system, not show message.
Error Message List
Error Messages FRU/Action in Sequence
Failure Fixed Disk Reconnect hard disk drive connector.
“Load Default Settings” in BIOS Setup Utility.
Hard disk drive
System board
Stuck Key see “Keyboard or Auxiliary Input Device Check” on page 72.
Keyboard error see “Keyboard or Auxiliary Input Device Check” on page 72.
Keyboard Controller Failed see “Keyboard or Auxiliary Input Device Check” on page 72.
Keyboard locked - Unlock key switch Unlock external keyboard
Monitor type does not match CMOS - Run Setup Run “Load Default Settings” in BIOS Setup Utility.
Shadow RAM Failed at offset: nnnn BIOS ROM
System board
System RAM Failed at offset: nnnn DIMM
System board
Extended RAM Failed at offset: nnnn DIMM
System board
System battery is dead - Replace and run Setup Replace RTC battery and Run BIOS Setup Utility to reconfigure
system time, then reboot system.
System CMOS checksum bad - Default
configuration used
RTC battery
Run BIOS Setup Utility to reconfigure system time, then reboot
system.
System timer error RTC battery
Run BIOS Setup Utility to reconfigure system time, then reboot
system.
System board

Acer Aspire 7720 Specifications

General

Stepping	M0
Tjunction	85 °C
Processor cache	2 MB
Processor cores	2
Processor model	T5750
System bus rate	- GT/s
Processor family	Intel® Core™2 Duo
Processor series	Intel Core 2 Duo T5000 Series
Processor socket	mPGA4
Processing Die size	143 mm²
Processor frequency	2 GHz
Processor cache type	L2
Processor lithography	65 nm
Processor manufacturer	Intel
Processor front side bus	667 MHz
Processor operating modes	64-bit
Thermal Design Power (TDP)	35 W
Number of Processing Die Transistors	291 M
HDD speed	5400 RPM
HDD interface	SATA
Card reader integrated	Yes
Total storage capacity	250 GB
Compatible memory cards	MMC, MS PRO, SD, xD
Display surface	Matt
Display diagonal	17 \
Display brightness	200 cd/m²
Display resolution	1440 x 900 pixels
Native aspect ratio	16:10
TV-in port	No
Modem speed	56 Kbit/s
Wireless technology	IEEE 802.11a/g/n
Memory slots	2x SO-DIMM
Internal memory	4 GB
Internal memory type	DDR2-SDRAM
Memory layout (slots x size)	2 x 2 GB
Discrete graphics card model	Intel® GMA X3100
Maximum graphics card memory	0.358 GB
Audio system	High Definition Audio
Front camera resolution (numeric)	0.3 MP
Networking features	Gigabit Ethernet
Operating system installed	Windows Vista Home Premium
TV-out type	S-Video
Charging port type	DC-in jack
Serial ports quantity	0
USB 2.0 ports quantity	4
Cable lock slot type	Kensington
Password protection type	BIOS
Battery life (max)	3.5 h
Number of battery cells	8
Pointing device	Touchpad
Processor code	SLA4D
Processor ARK ID	33915
Processor package size	35 x 35 mm

Weight and Dimensions

Depth	298 mm
Width	404 mm
Weight	3620 g
Height (rear)	43 mm
Height (front)	38 mm