Acer TravelMate 7720 7320 User Manual

Chapter 131
 
 
ItemSpecification
Cache controller Built-in CPU
Cache size 512 KB to 1MB (See CPU type)
System Memory
ItemSpecification
Memory controller Built-in 
Memory size 0MB (no on-board memory)
DIMM socket number 2 sockets
Supports memory size per socket 2048MB
Supports maximum memory size 4G for 64bit OS (with two 2GB SODIMM)
Supports DIMM type DDR 2 Synchronous DRAM
Supports DIMM Speed 533/677 MHz
Supports DIMM voltage 1.8V and 0.9V
Supports DIMM package 200-pin soDIMM
Memory module combinations...

32Chapter 1
 
NOTE: Above table lists some system memory configurations. You may combine DIMMs with various 
capacities to form other combinations. On above table, the configuration of slot 1 and slot 2 could be 
reversed.
  Memory Combinations
Slot 1Slot 2Total Memory
0MB 256MB 256MB
0MB 512MB 512MB
0MB 1024MB 1024MB
0MB 2048MB 2048MB
256MB 256MB 512MB
256MB 512MB 768MB
256MB 1024MB 1280MB
256MB 2048MB 2304MB
512MB 256MB 768MB
512MB 512MB 1024MB
512MB 1024MB 1536MB
512MB 2048MB 2560MB
1024MB 0MB 1024MB...

Chapter 133
Connector type USB
Wireless Module 802.11b/g
ItemSpecification
Chipset Intel® Wireless WiFi Link 4965AGN (dual-band quad-
mode 802.11a/b/g/Draft-N) network connection, supporting 
Acer SignalUp™ with InviLink™ Nplify™ wireless 
technology 
Intel® PRO/Wireless 3945ABG (dual-band tri-mode 
802.11a/b/g) Wi-Fi CERTIFIED® network connection, 
supporting Acer SignalUp™ wireless technology
Data throughput 11~54 Mbps, up to 270 Mbps for Draft-N
Protocol 802.11b+g, Draft-N
Interface PCI bus (mini PCI...

34Chapter 1
Combo Drive module
ItemSpecification
Vendor & model name SONY COMBO 12.7mm Tray 24X CRX880A
Performance Specification With CD Diskette With DVD Diskette
Transfer rate (KB/sec) Sustained:
Max 3.6Mbytes/secSustained:
Max 10.8Mbytes/sec
Buffer Memory 2MB
I n t e r f a c e PATA  
Applicable disc format 1. Reads and writes data in each CD-ROM, CD-ROMXA, CD-I FMV, 
Video CD and CD-EXTRA
2. Reads data in Photo CD (Single and multi session)
3. Reads and writes standard CD-DA
4. Reads and writes CD-R...

Chapter 135
Applicable disc format Applicable disc format
CD: CD-DA, CD-ROM, CD-ROM XA, PhotoCD (multi-session), Video 
CD, Cd-Extra (CD+), CD-text
DVD: DVD-VIDEO, DVD-ROM, DVD-R (3.9GB, 4.7GB) DVD-R DL, 
DVD-RW, DVD-RAM, DVD+R, DVD+R DL, DVD+RW
CD:
CD-DA (Red Book) - Standard Audio CD & CD-TEXT 
CD-ROM (Yellow Book Mode1 & 2) - Standard Data
CD-ROM XA (Mode2 Form1 & 2) - Photo CD, Multi-Session
CD-I (Green Book, Mode2 Form1 & 2, Ready, Bridge)
CD-Extra/ CD-Plus (Blue Book) - Audio & Text/Video
Video-CD...

36Chapter 1
  Video Interface
ItemSpecification
Chipset ATI M66/M74/M76 MXM
Package Daughter Board
Interface PCIE 
Supports ZV (Zoomed Video) port Yes
Video Memory
ItemSpecification
Chipset ATI M66/M74/M76 MXM
Memory size up to 256MB
Interface GDDR2
ItemSpecification
Chipset ICH8M
USB Compliancy Level 2.0
OHCI USB 1.1 and USB 2.0 Host controller
Number of USB port 4
Location  One on the left side/three on the rear side
Serial port function control Enable/Disable by BIOS Setup
PCMCIA Port...

Chapter 137
 Audio Codec Realtek ALC883
Keyboard
ItemSpecification
Keyboard controller NS PC97541V
Total number of keypads 105-/106-key
Windows logo key Yes
Internal & external keyboard work 
simultaneouslyPlug USB keyboard to the USB port directly: Yes
Battery
ItemSpecification
Vendor & model name Panasonic (6cell) 2.0
Sanyo (6cell) 2.0
SMP (6cell) 2.0
Panasonic (8cell) 2.4
Sanyo (8cell) 2.4
SMP (8cell) 2.4
Battery Type Li-ion
Pack capacity  4000 mAH Panasonic (6cell) 2.0
4000 mAH Sanyo (6cell) 2.0
4000...

38Chapter 1
Typical White Luminance (cd/m2)
also called Brightness200 200
Luminance Uniformity 1.25 max. 1.4
Contrast Ratio 400 typical 400
Response Time (Optical Rise 
Time/Fall Time) msec4/12 16
Nominal Input Voltage VDD +3.3V 3.3V
Typical Power Consumption (watt) 6.0 max. (without inverter) Total 5.6 Watt (Typ.) @ LCM 
circuit 1.4Watt (Typ.), Backlight 
4.2 Watt (Typ.)
Weight 525 g. typical 560 g.(Typ.) 575 g.(Max)
Physical Size (mm) 344.0 x 222.0 x 6.1 344.0 x 222.0 x 6.5
Electrical Interface 1...

Chapter 139
Soft Off (G2/S5) OS initiated shutdown. All devices in the system are turned 
off completely.
Working (G0/S0) Individual devices such as the CPU and hard disc may be 
power managed in this state.
Suspend to RAM (S3) CPU set power down
VGA Suspend
PCMCIA Suspend
Audio Power Down
Hard Disk Power Down
CD-ROM Power Down
Super I/O Low Power mode
Save to Disk (S4) Also called Hibernation Mode. System saves all system 
states and data onto the disc prior to power off the whole 
system. System Power...

40Chapter 1
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