Acer Aspire 1690 Service Guide

34Chapter 1
Regulatory Requirements 1. FCC class B requirements (USA) 
2. VDE class B requirements (German) 
3. VCCI classII requirements (Japan)
Power Management 
ACPI ModePower Management
Mech. Off (G3) All devices in the system are turned off completely.
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 disk may be 
power managed in this state.
Sleeping State (S3) CPU Power Down
VGA Power Down...

Chapter 135
TOSHIBA
Model Name MK4025GAS ,KA100A, 
40GBPluto MK6025GAS 
60GBPluto MK8025GAS, 
8MB, 80GB
Data Storage Physical
Per drive, formatted 40.007GB 60.0116GB 80.012GB
Data Heads 2 4 4
Number of Disks
122
Logical Configuration
Heads 16 16 16
Cylinders
16,383 16,383 16,383
User Sectors/Track at 
zone 063 63 63
Logical Blocks (LBA) 78,140,160 117,210,240 156,301,488
Data Transfer Rate
Max transfer rate to host 100MB/sec 100MB/sec 100MB/sec
Seek Time
Track-to-track 2ms 2ms 2ms
Average 12ms 12ms 12ms...

36Chapter 1
Operating
41 - 131 F (5 to 55 C) 41 - 131 F (5 to 55 C) 41 - 131 F (5 to 55 C)
Non-Operating
-4  - 140 F (-20 to 
60 C)-4  - 140 F (-20 to 
60 C)-4  - 140 F (-20 to 
60 C)
Shipping
-40  - 158 F (-40 to 
70 C)-40  - 158 F (-40 to 
70 C)-40  - 158 F (-40 to 
70 C)
Vibration and Shock
Operating Vibration
9.8 M/S
2 (1.0G), 5 - 500 
Hz9.8 M/S2 (1.0G), 5 - 500 
Hz9.8 M/S2 (1.0G), 5 - 500 
Hz
Operating Shock 200g 200g 200g
Non-Operating Shock 800g 800g 800g
Reliability Characteristics
Error Rates...

Chapter 137 

38Chapter 1 

Chapter 139
HGST 
Model 
NameMoraga+ 
HTS424040M9
AT00 13G1132, 
40GB, 4200rpmMoraga 
IC25N060ATM
R04-0 
08K0634, 
60GB, 4200rpmMoraga 
IC25N080ATM
R04-0 08K635
80GB, 4200rpmMoraga 
HTS541060G9
AT00, 60GB, 
5400rpmMoraga 
HTS541080G9
AT00, 80GB, 
5400rpm
Configuration
Interface ATA-6 ATA-6 ATA-6 ATA-6 ATA-6
Capacity 
(GB)
140 60 80 60 80
Sector size 
(bytes)512 512 512 512 512
Recording 
zones16 16 16 16 16
Data heads 
(physical) 23434
Data disks12222
Max. areal 
density 
(Gbits/
sq.inch)70 70 70 70 86...

40Chapter 1
Dissipation 
Startup 
current 
(peak, max.)4.7 W4.7 W4.7 W5.0W 5.0W
Seek (avg.) 2.3 W 2.3 W 2.3 W NA NA
Read (avg.) 2.1 W 2.1 W 2.1 W 2.0W 2.0W
Write (avg.) 2.2 W 2.2 W 2.2 W 2.0W 2.0W
Performance 
idle (avg.)1.85 W1.85 W1.85 WNA NA
Active idle 
(avg.)0.85 W 0.85 W 0.85 W 0.85W 0.85W
Low power 
idle (avg.)0.65 W 0.65 W 0.65 W 0.60W 0.60W
Standby 
(avg.)0.25 W 0.25 W 0.25 W 0.2W 0.2W
Sleep 0.1 W 0.1 W 0.1 W 0.1W 0.1W
Power 
consump. 
efficiency 
index (W/
GB) 0.016 0.011 0.008 NA NA
Physical...

Chapter 141
Relative 
humidity 
(non-
condensing)5% - 95% 5% - 95% 5% - 95% NA NA
Maximum 
wet bulb 
(non-
condensing)40 C 40 C 40 CNA NA
Shock (half 
sine wave)800Gs/1ms 800Gs/1ms 800Gs/1ms 1000 G / 1 ms 1000 G / 1 ms
Vibration 
(random 
(RMS))3.01 G (5 - 500 
Hz)3.01 G (5 - 500 
Hz)3.01 G (5 - 500 
Hz)NA NA
Acoustics (A-Weighted Sound Power (Bels))
Idle (typ.) 2.0 2.3 2.3 2.5  2.5 
Op (typ.) 2.4 2.7 2.7 2.7 2.7
Idle (max.) 2.3 2.6 2.6 NA NA
Op (max.) 2.6 2.9 2.9 NA NA
HGST 
°°° 

42Chapter 1
Seagate
Specification
Model Name N2-50 ST960821A
60GB, 4200rpmN2-50 ST9808210A
80GB, 4200rpm
Interface (Mbytes/sec.)Ultra ATA/100 Ultra ATA/100
Performance 
Transfer Rate 
Max Internal 
(Mbytes/sec.)48.25 48.25
Transfer Rate 
Max External 
(Mbytes/sec.)100 100
Cache, Multisegmented
(Mbytes)88
Average Seek (msec) 12.5 12.5
Average Latency (msec) 5.6 5.6
Performance Level
24200 4200
Configuration/Orginzation
Discs/Heads 2/3 2/3
Bytes per Sector 512 512
Logical CHS 16383/16/63 16383/16/63...

Chapter 143
Storage
ItemSpecificationsDetails
Capacity 40/60/80 GB ATA/100 hard disc drive
TOne 40GB and above E-IDE hard disc 
TOne 60GB and above E-IDE hard disc 
TOne 5.25-inch internal remobable optical drive 
Optical Drive Options DVD-Dual drive
DVD/CD-RW combo drive
Disc Performance 
CompatibilityDVD-Dual Drive (Read)
T24X CD-ROM
T8X DVD+R
T8X DVD-R
T8X DVD-ROM
T4X DVD-RW
T4X DVD+RW
DVD-Dual Drive (Write)
T24X CD-RW
T24X CD-R
T8X DVD+R
T8X DVD-R
T4X DVD+RW
T4X DVD-RW
DVD/CD-RW Combo Drive (Read)...