compaq notebook evo n160 series User Manual

Specifications
Maintenance and Service Guide6–5
Table 6-3
Hard Drives
30.0 GB 20.0 GB 15.0 GB
User capacity per drive
130.0 GB 20.0 GB 15.0 GB
Drive height
(with drive frame, in mm)9.5 9.5 9.5
Drive width
(with drive frame, in mm)70.0 70.0 70.0
Interface typeATA - 5 ATA - 5 ATA - 4
Seek times (typical read, including setting)
Single track
Average
Full stroke2.5 ms
12.0 ms
23.0 ms2.5 ms
12.0 ms
23.0 ms2.5 ms
13.0 ms
24.0 ms
User addressable sectors
358,605,120 39,070,080 23,579,136
Logical configuration...

6–6Maintenance and Service Guide
Specifications
30.0 GB 20.0 GB 15.0 GB
Physical configuration
Cylinders
3
Heads
Sectors per track3
Bytes per sector22,784
6
293–560
51222,784
4
293–560
51225,800
2
398–731
512
Buffer size
32 MB 2 MB 512 KB
Disk rotational speed (rpm) 4200 4200 4200
Transfer rate
Interface max (MB/s)
2
Media (Mb/s)366.6
109–20366.6
109–203100
155–256
11 GB = 1,000,000,000 bytes.2System capability may differ.3Actual drive specifications may differ slightly.
Certain restrictions and...

Specifications
Maintenance and Service Guide6–7
Ta b l e  6 - 4
Diskette Drive
Diskette size3.5 inch
LightOn system
Height0.5 in 12.7 mm
Bytes per sector512
Sectors per track
High density
Low density18 (1.44 MB)
915 (1.2 MB)
Tracks per side
High density
Low density80
80
Read/write heads2
Average seek times
Track-to-track (high/low)
Average (high/low)
Settling time
Latency average3 to 6 ms
94 to 174 ms
15 ms
100 ms 

6–8Maintenance and Service Guide
Specifications
Table 6-5
CD-ROM Drive
Applicable diskCD-ROM (Mode 1, 2, and 3)
CD-XA ready (Mode 2, Form 1 and 2)
CD-I ready (Mode 2, Form 1 and 2)
CD-R (read only)
CD Plus
Photo CD (single/multisession)
CD-Extra
Video CD
CD-WO (fixed packets only)
CD-Bridge
Center hole diameter.59 in 1.5 cm
Disk diameter12 cm, 8 cm
Disk thickness1.2 mm
Tr a c k  p i t c h1.6 µm
Access time
Random
Full stroke< 150 ms
< 300 ms
Cache buffer128 KB
Data transfer rate
Sustained, 16X
Va r i a...

Specifications
Maintenance and Service Guide6–9
Table 6-6
DVD-ROM Drive
Applicable diskDVD-5, DVD-9, DVD-10
CD-ROM (Mode 1 and 2)
CD Digital Audio
CD-XA ready (Mode 2, Form 1 and 2)
CD-I ready (Mode 2, Form 1 and 2)
CD-R (read only)
CD Plus
Photo CD (single/multisession)
CD-Bridge
Center hole diameter.59 in 1.5 cm
Disk diameter12 cm, 8 cm
Disk thickness1.2 mm
Tr a c k  p i t c h.74 µm
Access time
Random
Full stroke< 150 ms
< 225 ms
Audio output levelLine-out, 0.7 Vrms
Cache buffer512 KB/sec
Data transfer...

6–10Maintenance and Service Guide
Specifications
Table 6-7
CD-RW Drive
Center hole diameter.59 in .39 cm
Disk diameter12 cm, 8 cm
Disk thickness.47 in .12 cm
Tr a c k  p i t c h.74 µm
Access time
Random
Full stroke< 150 ms
< 225 ms
Audio output levelLine-out, 0.7 Vrms
Cache buffer128 KB/s minimum
Data transfer rate
Sustained, 16X
Sustained, 4X CD-RW
Normal PIO Mode 4 (single burst)150 KB/s
5,520 KB/s
16.6 MB/s
Startup time< 15 seconds
Stop time< 6 seconds 

Specifications
Maintenance and Service Guide6–11
Table 6-8
AC Adapter
Dimensions
Height
Depth
Width1.10 in
1.42 in
3.70 in2.79 cm
3.61 cm
9.40 cm
Weight.39 lb .18 kg
Power supply (input)
Operating voltage
Operating current
Operating frequency range
Maximum transient90 to 260 VAC RMS nominal
1.3 A RMS
47 to 63 Hz nominal
4/50 kV
Table 6-9
8-cell, Li ion Battery Pack
Dimensions
Length
Width
Depth
Weight4.95 in
3.46 in
0.80 in
0.96 lb125.80 cm
88.00 cm
20.40 cm
0.43 kg
Energy
Vo l t a g e
Amp-hour capacity...

6–12Maintenance and Service Guide
Specifications
Table 6-10
System DMA
Hardware DMA System Function
DMA0 Available for audio
DMA1 Entertainment audio
(default; alternate = DMA0, DMA3, none)
DMA2 Diskette drive
DMA3 ECP parallel port LPT1
(default; alternate = DMA0, none)
DMA4 DMA controller cascading (not available)
DMA5 Available for PC Card
DMA6 Not assigned
DMA7 Not assigned
✎PC Card controller can use DMA 1, 2, or 5. 

Specifications
Maintenance and Service Guide6–13
Table 6-11
System Interrupts
Hardware IRQ System Function
IRQ0 System timer
IRQ1 Keyboard controller
IRQ2 Cascaded
IRQ3 COM2
IRQ4 COM1
IRQ5 Audio (default)*
IRQ6 Diskette drive
IRQ7 Parallel port
IRQ8 Real time clock (RTC)
IRQ9 Infrared
IRQ10 System use
IRQ11 System use
IRQ12 Internal point stick or external mouse
IRQ13 Coprocessor (not available to any peripheral)
IRQ14 IDE interface (hard drive and optical drive)
IRQ15 System use
✎PC Cards may assert...

6–14Maintenance and Service Guide
Specifications
Table 6-12
System I/O Addresses
I/O Address (hex)System Function (shipping configuration)
000 - 00F DMA controller no. 1
010 - 01F Unused
020 - 021 Interrupt controller no. 1
022 - 024 Opti chipset configuration registers
025 - 03F Unused
02E - 02F 87334 “Super IO” configuration for CPU
040 - 05F Counter/timer registers
044 - 05f Unused
060 Keyboard controller
061 Port B
062 - 063 Unused
064 Keyboard controller
065 - 06F Unused
070 - 071 NMI enable/real...