Acer Aspire 4935 Service Guide

Chapter 121
System Memory
Memory Combinations 
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.
ItemSpecifications
Memory Controller Onboard
Memory Size 0MB (No on-board Memory)
DIMM socket number 2 sockets
Supports Memory size 
per socket2 GB
Support maximum 
memory size4 GB for 64bit OS (with two 2GB SO-DIMM)
Support DIMM type DDR II Synchronous...

22Chapter 1
Hard Disk Drive Interface
ItemSpecifications
Vendor & 
Model Name
Seagate
ST9250827ASSeagate
ST9320320AS
ST9160310ASSeagate
ST9500325ASTo s h i b a
MK3252GSX
MK2552GSX
MK1652GSXWD
WD5000BEVT
WD3200BEVT
WD2500BEVT
WD1600BEVT
Capacity 
(MB)250 320, 160 500 320, 250, 160 500, 320, 250, 
160
Bytes per 
sector512 512 512 512 512
Data heads4 4, 2 4 4, 4, 2 4, 3, 2, 2
Drive Format
Disks
2 2 or 1, 1 2 2, 2, 1 2, 2, 1, 1
Spindle speed 
(RPM)5400 5400 5400 5400 5400
Performance Specifications
Buffer...

Chapter 123
Super-Multi Combo Module
ItemSpecification
Vendor & model name Philips DS-8A2S, Toshiba Digi/TS-L633A
Performance Specification With CD Diskette With DVD Diskette
Transfer rate (MB/sec) Sustained:
Max 3.5 Mbytes/secSustained:
Max 10 Mbytes/sec
Buffer Memory 2MB
Interface SATA 
Applicable disc format Applicable media types:
Writing:
Confirms to DVD+R Version 1.2 and DVD+RW Version 1.3 / DVD+R DL 
Version 1.0 /DVD-R Version 2.0 / DVD-RW Version 1.2 / DVD-R DL Version 
3.0. 
Reading:
DVD...

24Chapter 1
Super-Multi Combo Module (continued)
ItemSpecification
Vendor & model name HLDS GT10N Sony AD7580S
Performance 
SpecificationWith CD Diskette With DVD DisketteWith CD Diskette With DVD Diskette
Transfer rate (MB/sec) Sustained:
3,600 KB/s (24x) max.Sustained:
11.08 Mbytes/s (8x) 
max.Sustained:
1,571 (typical)Sustained:
10,993 (typical)
Buffer Memory 2 MB
Interface SATA
Applicable disc formats
•DVD-ROM:
•4.7GB   (Single Layer)
•8.5GB   (Dual Layer)
•DVD-R:
•3.95GB (Ver. 1.0: read only)
•4.7GB...

Chapter 125
Blueray Combo Drive
ItemSpecification
Manufacturer and Model Sony NEC Optiarc BC-5500S-AR
Type Drawer loading
Interface SATA
Data Transfer Modes
•PIO mode
•DMA
•Ultra DMA33
Buffer Memory Size 4.5 MB
Maximum Write Speed 11 Mbytes/sec
Maximum Read Speed 9 Mbytes/sec
Formats Supported Read
•BD-Video (12cm, Single and Dual Layer), BD-ROM (12cm, Single 
and Dual Layer)
•DVD-Video (8cm/12cm, Single and Dual Layer), DVD-ROM (8cm/
12cm, Single and Dual Layer), Multi-Boarder, Multi-Session
CD Write...

26Chapter 1
LCD 14” 
ItemSpecification
Vendor/model name
•Samsung LTN140AT01-G01
•AUO B140XW01
•LG LP140WH1
•CMO N140B6 - L02
Screen Diagonal (mm) 355.6 (14.0”)
Display Area (mm) 309.399(H) X 173.952(V)
Display resolution (pixels) 1366 x 768
Pixel Pitch 0.2265(H) x 0.2265(V)
Display Mode Normally white
Typical White Luminance (cd/m
2) 
(also called Brightness)220 (typ.)
Contrast Ratio (typical) 500
Response Time (Optical Rise 
Time/Fall Time) msec8 (typ.)
Input Voltage  3.3V ±0.3V
Typical Power...

Chapter 127
VGA Graphic Controller
Keyboard
Media Card Reader
Audio Interface
LAN
CIR
Bluetooth
ItemSpecification
Type NB9MGS-512MB-DDR2
Features
•
Power
Package 
ItemSpecification
Keyboard Controller ENE KB926
Total number of keypads 88-/89-/93-key
Windows logo key Yes
Internal & external keyboard work 
simultaneouslyYe s
ItemSpecification
Type JMICRON JMB385
Features 5-in-1 Card Reader
ItemSpecification
Audio Controller REALTEK ALC888S-VC
Audio onboard or 
optionOnboard
Mono or Stereo Stereo
Internal...

28Chapter 1
Finger Print Reader
WLAN
Battery
ItemSpecification
Features
•
Power
Package 
ItemSpecification
Chipset
•
Protocol
Interface
Antenna
ItemSpecifications (3S2P)
Vendor & model name
•SONY AS-2007A
•Panasonic AS-2007A
•Simplo AS-2007A
•Sanyo AS-2007A
Battery Type Li-ion
Pack capacity 4400 mAh
Number of battery cell 6
Package configuration 3S2P 

Chapter 229
System Utilities
BIOS Setup Utility
The BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/
Output System).
Your computer is already properly configured and optimized, and you do not need to run this utility. However, if 
you encounter configuration problems, you may need to run Setup. Please also refer to Chapter 4 
Troubleshooting when problem arises.
To activate the BIOS Utility, press F2 during POST (when “Press  to enter Setup” message is...

30Chapter 2
Information
The Information screen displays a summary of your computer hardware information.
NOTE: The system information is subject to different models.
ParameterDescription
CPU Type This field shows the CPU type and speed of the system.
CPU Speed This field shows the speed of the CPU.
HDD Model Name This field shows the model name of HDD installed on primary IDE master.
HDD Serial Number This field displays the serial number of HDD installed on primary IDE master.
ATAPI Model Name This...