Lenovo ThinkCentre M55 (English) User guide - Page 30

Specifications, Available, options

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Specifications This section lists the physical specifications for your computer. Dimensions Height: 89 mm (3.5 in.) Width: 276 mm (10.9 in.) Depth: 273 mm (10.7 in) Weight Minimum configuration as shipped: 6.3 kg (13.4 lb) Maximum configuration: 6.4 kg (14.1 lb) Environment Air temperature: Operating at 0 - 3000 ft (914.4 m): 10° to 35°C (50° to 95°F) Operating at 3000 ft - 6562 ft (2000 m): 10° to 32°C (50° to 89.6°F) Non-operating: 10° to 43°C (50° to 110°F) Humidity: Operating: 8% to 80% Non-operating: 8% to 80% Transit: 8% to 90% Maximum altitude: 2000 m (6562 ft) Electrical input Input voltage: Low range: Minimum: 100 V ac Maximum: 127 V ac Input frequency range: 50/60 Hz High range: Minimum: 200 V ac Maximum: 240 V ac Input frequency range: 50/60 Hz Input kilovolt-amperes (kVA) (approximate): Minimum configuration as shipped: 0.09 kVA Maximum configuration: 0.23 kVA Available options The following are some available options: v External options - Parallel port devices, such as printers and external drives - Serial port devices, such as external modems and digital cameras - Audio devices, such as external speakers for the sound system - USB devices, such as printers, joysticks, and scanners - Security device, such as an integrated cable lock - Monitors v Internal options - System memory, called dual inline memory modules (DIMMs) 14 User Guide

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Specifications
This
section
lists
the
physical
specifications
for
your
computer.
Dimensions
Height:
89
mm
(3.5
in.)
Width:
276
mm
(10.9
in.)
Depth:
273
mm
(10.7
in)
Weight
Minimum
configuration
as
shipped:
6.3
kg
(13.4
lb)
Maximum
configuration:
6.4
kg
(14.1
lb)
Environment
Air
temperature:
Operating
at
0
-
3000
ft
(914.4
m):
10°
to
35°C
(50°
to
95°F)
Operating
at
3000
ft
-
6562
ft
(2000
m):
10°
to
32°C
(50°
to
89.6°F)
Non-operating:
10°
to
43°C
(50°
to
110°F)
Humidity:
Operating:
8%
to
80%
Non-operating:
8%
to
80%
Transit:
8%
to
90%
Maximum
altitude:
2000
m
(6562
ft)
Electrical
input
Input
voltage:
Low
range:
Minimum:
100
V
ac
Maximum:
127
V
ac
Input
frequency
range:
50/60
Hz
High
range:
Minimum:
200
V
ac
Maximum:
240
V
ac
Input
frequency
range:
50/60
Hz
Input
kilovolt-amperes
(kVA)
(approximate):
Minimum
configuration
as
shipped:
0.09
kVA
Maximum
configuration:
0.23
kVA
Available
options
The
following
are
some
available
options:
v
External
options
–
Parallel
port
devices,
such
as
printers
and
external
drives
–
Serial
port
devices,
such
as
external
modems
and
digital
cameras
–
Audio
devices,
such
as
external
speakers
for
the
sound
system
–
USB
devices,
such
as
printers,
joysticks,
and
scanners
–
Security
device,
such
as
an
integrated
cable
lock
–
Monitors
v
Internal
options
–
System
memory,
called
dual
inline
memory
modules
(DIMMs)
14
User
Guide