Lenovo ThinkCentre M55 User Manual

Command Function
&V1 Display Last Connection Statistics
&W_ &W0 Stores the active profile as Profile 0
&W1 Stores the active profile as Profile 1
%E_ %E0 Disable auto-retrain
%E1 Enable auto-retrain
+MS? Displays the current Select Modulation
settings
+MS=? Displays a list of supported Select Modulation
options
+MS=a,b,c,e,f Select modulation where: a=0, 1, 2, 3, 9, 10, 11,
12, 56, 64, 69; b=0-1; c=300-56000; d=300-
56000; e=0-1; and f=0-1. A, b, c, d, e, f
default=12, 1, 300, 56000, 0, 0. Parameter “a”
specifies the modulation protocol desired
where: 0=V.21, 1=V.22, 2=V.22bis, 3=V.23,
9=V.32, 10=V.32bis, 11=V.34,
12=V.90,K56Flex,V.34......,56=K 56Flex,
V.90,V.34......, 64=Bell 103, and 69=Bell 212.
Parameter “b” specifies automode operations
where: 0=automode disabled, 1= automode
enabled with V.8/V.32 Annex A. Parameter
“c” specifies the minimum connection data
rate (300- 56000). Parameter “d” specifies the
maximum connection rate (300-56000);
Parameter “e” specifies the codec type (0=
Law, and 1=A-Law). Parameter “f” specifies
“robbed bit” signaling detection (0=detection
disabled 1=detection enabled)
MNP/V.42/V.42bis/V.44 commands
Command Function
%C_ %C0 Disable MNP Class 5 and V.42bis data compression
%C1 Enable MNP Class 5 data compression only
%C2 Enable V.42bis data compression only
%C3 Enable MNP Class 5 and V.42bis data compression
&Q_ &Q0 Direct data link only (same as \N1)
&Q5 V.42 data link with fallback options
&Q6 Normal data link only (same as \N0)
+DS44=0, 0 Disable V.44
+DS44=3, 0 Enable V.44
+DS44? Current values
+DS44=? List of support values
68 User Guide

Lenovo ThinkCentre M55 Specifications

General

Tcase	61.4 °C
Bus type	FSB
Stepping	R0
Processor cache	2 MB
Processor cores	2
Processor model	E6300
System bus rate	- GT/s
Processor family	Intel® Core™2 Duo
Processor socket	LGA 775 (Socket T)
Processor codename	Conroe
Processing Die size	111 mm²
Processor frequency	1.86 GHz
Processor cache type	L2
Processor lithography	65 nm
Processor manufacturer	Intel
Processor front side bus	1066 MHz
Processor operating modes	64-bit
ECC supported by processor	No
Thermal Design Power (TDP)	65 W
Number of processors installed	1
CPU multiplier (bus/core ratio)	7
Number of Processing Die Transistors	167 M
Audio system	High Definition Audio
Product type	PC
Motherboard chipset	Intel® Q963 Express
Memory slots	2x DIMM
Internal memory	1 GB
Memory clock speed	667 MHz
Internal memory type	DDR2-SDRAM
Maximum internal memory	4 GB
Memory layout (slots x size)	2 x 0.5 GB
HDD speed	7200 RPM
HDD interface	SATA
Optical drive type	DVD-ROM
Total storage capacity	80 GB
Power supply type	AC
Power requirements	120 - 230 V
External drive bays	1 x 5.25\
Internal drive bays	1 x 3.5\
Networking features	Gigabit Ethernet
Intel segment tagging	Enterprise, Professional
Compliance industry standards	IEEE802.3, IEEE802.3u, IEEE802.3ab
On-board graphics card	Yes
Discrete graphics card model	Intel® GMA 3000
Maximum graphics card memory	- GB
Operating system installed	Windows Vista Business
USB 2.0 ports quantity	8
Firewire (IEEE 1394) ports	0
Cabling technology	10/100/1000Base-T(X)
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Power supply	225 W
Chassis type	SFF
Product color	Black
Processor code	SLGW2
Processor ARK ID	27248
Processor package size	37.5 x 37.5 mm

Weight and Dimensions

Depth	358 mm
Width	310 mm
Height	88 mm
Weight	8500 g