Acnodes RMW 7194 User Manual

Page 1
RMW 7194
User Manual
RMW7194: 7U 19” 1000-nit High Brightness Widescreen Industrial Rackmount Monitor
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All righ ts reserved. Product descripti on and product speci ficat ions are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 2
RMW 7194
Legal Information
First English printing, October 2002 Information in this document has been carefully checked for accuracy; howeve r, no guarantee is given to the correctness of the contents. The inform ation in this document is subject to change without notice. We are not liable for any injury or loss t hat results from the use of this equipment.
Safety Instructions
Please read all of these instructions carefully before you use the device. Save this manual for future reference.
¦ Unplug equipment before c leaning. Don’t use liquid or spray detergent; use a moist cloth.
¦ Keep equipment away from excessive humidity and heat. Pre ferably, keep it in an air-conditioned environment with
temperatures not exceeding 40º Celsius (104º Fahrenheit).
¦ When installing, place the equipment on a sturd y, level surface to prevent it from accidentally falling and causing
damage to other equipment or injury to persons nearb y.
¦ When the equipment is in an open position, do not cove r, block or in any way obstruct the gap between it and the
po wer supply. Prop er air convection is necessary to keep it from overheating.
¦ Arrange the equipment’s power cord in such a way that others won’t trip or fall over it.
¦ If you are using a power co rd th at didn’t ship with the equipment, ensure that it is rated for the voltage and current
labeled on the equipment’s electrical ratings la bel. The voltage rating on the cord should be higher than the one listed
on the equipment’s ratings label.
¦ Observ e all precautions an d warnings attached to the equipment.
¦ If you don’t intend on using the e quipment for a long time, disconnect it from the power outlet to prevent being
damaged by transient over -voltage.
¦ Keep all liquids away from the e quipment to minimize the risk of accidental spillage. Liquid spilled on to the power
supply or on other hardware may cause damage, fire or electrical shock.
¦ Only qualified service personnel should open the chassis. Opening it yourself could damage the equipment and
invalidate its warranty.
¦ If any part of the equipment becomes damaged or stops functioning, have it checked by qualified service personnel.
What the warranty does not cover
¦ Any product, on which the serial number has been defaced, modified or removed.
¦ Damage, deterioration or malfunction resulting from:
? Accident, misuse, neglect, fire, water, lightning, or othe r acts of nature, unauthorized product modification, or
failure to follow instructions supplied with the product.
? Repair or attempted repair by an yone not authorized by us.
? Any damage of the product due to shipment.
? Remov al or installation of the pr oduct.
? Causes ex ternal to the product, such as electric power fluctuation or failure.
? Use of supplies or parts not meeting our specifications.
? Normal wear and tea r.
? Any other causes which does not relate to a product defect.
¦ Removal, installation, and s et-up serv ice charges.
Regulatory Notices Federal Communications Commission (FCC)
This equipment has been tested and found to c omply with the limits f or a Class B digital device, pursuant to Part 15 of the F CC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. Any changes or modifications made to this equipment may void the user’s authority to operate this equipment. This equipment g enerates, uses, and can radiate radio frequency energy and, if not instal led and used in accordance with the instructions, may cause harmful interf erence to radio communications. However, there is no g uarantee t hat interference will not occur in a particular installation. If this equipment does cause ha rmful int erference to radio or television reception, which can be determined by turning the equipment o ff and on, t he user is encouraged t o try to c orrect t he interference by one or more of the following measures:
¦ Re-position or relocate the receiving antenna.
¦ Incre ase the separat ion between the equipment and receiver.
¦ Connect the equipment into an o utlet on a circuit di fferent from that to which the receiver is connected.
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All right s reser ved . Produc t descr ipt ion and product speci fi cat io ns are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 3
RMW 7194
Contents
< Part. 1 > RMW 7194
1.1 Package Content
1.2 Structure Diagram & Dimension
1.3 Installation
P.1 P.1 - 2 P.3
< Part. 2 > Specifications / OSD / Remote Controller
2.1 Product Specifications
2.2 On-screen Display Operation ( OSD )
P.4 - 5 P.6 - 7
< Part. 3 > Options
3.1 3G / HD / SD-SDI Broadcast-grade input
3.2 MCS Multi-display control solution
3.3 AV2.2D Upgrade : DVI-D + VGA + BNC + S-Video + Audio
3.4 AV2.2H Upgrade : HDMI + VGA + BNC + S-Video + Audio
3.5 HW19” Touchscreen : Resistive, Capacitive
3.6 48V, 24V or 12VDC power
3.7 MIL-type or lockable connector
P.8 P.9 P.10 P.10 P.11 P.12 P.13
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All righ ts reserved. Product descripti on and product speci ficat ions are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 4
RMW 7194
Before Installation
¦ It is very important to mount the equipment in a suitable cabinet or on a stable surface. ¦ Make sure the place has a good ventilation, is out of direct sunlight, away from sources of excessive
dust, dirt, heat, water, moisture and vibration.
Unpacking
The equipment comes with the standard parts shown in package content. Check and make sure they are included and in good condition. If anything is missing, or damaged, contact the supplier immediatel y.
How To Clean Your LCD Monitor
Caution :
¦ To avoid the risk of electric shock, make sure your hands are dry before unplugging your monitor from or
plugging your monitor into an electrical outlet.
¦ When you clean your monito r, do not press down on the LCD screen. Pressing down on the screen can
scratch or damage your display. Pressure damage is not covered under warrant y.
¦ Use only cleansers m ade specifically for cleaning monitors and monitor screens. Cleansers not made to
clean monitors and monitor screens can scratch the LCD display or strip o ff the finish.
¦ Do not spray any kind of liquid directly onto the screen or case of your monito r. Spraying liquids directly
onto the screen or case can cause damage which is not covered under warrant y.
¦ Do not use paper towels or abrasive pads to clean your monito r. Using an abrasive pad or any wood based
paper product such as paper towels can scratch your LCD screen.
Cleaning Your Monitor
To clean your LCD safely, please follow these steps :
1
Disconnect the power cord.
2
Gently wipe the surface using a clean, dry microfiber cloth. Use as little pressure as possible.
Cleaning Tough Marks and Smudges
To remove tough marks and smudges, please follow these steps :
1
Disconnect the power cord.
2
Spray a small amount of non -abrasive cleanser on a microfiber cloth.
Caution : Do not spray or apply any liquids directly onto the monitor. Always apply the solution to your microfiber cloth first, not directly on the parts you are cleaning.
3
Gently wipe the surface. Use as little pressure as possible.
4
Wait until your monitor is completely dry before plugging it in and powering it up.
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All right s reser ved . Produc t descr ipt ion and product speci fi cat io ns are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 5
< Part 1 >
< 1.1 > Pac kag e C ontent
R M W 7 1 94 un it X 1
- 6ft V GA cable X 1
- P o wer a d a p te r X 1
- P o wer cord X 1
< 1.2 > St ructure D iag ra m
Fro n t view
2
1
3
Po wer a da pter
R ear vie w
3
1
LC D p anel
2
LC D m e mbr ane
3 Audi o s p eak e r
4 Powe r ad apte r ba s ket
P owe r c ord
DV I -D
Au di o
Po we r BNC S -V id eo V GA H DM I
S tan dard
AV2. 2 D up grad e
AV2. 2 H up grad e
O pt io n
ou t - in - in
V ide o PC
: DVI -D + VGA
: DVI -D + VGA + B N C + S -V ideo + au dio
: HDMI + VGA + BNC + S-V ideo + au dio
: SD I, U SB for t ou c h sc reen & D C po wer
RMW 7194
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All righ ts reserved. Product descripti on and product speci ficat ions are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 6
RMW 7194
< 1.2 > Dimension
Front View Side View
Bottom View
UNIT : mm
1mm = 0.03937 inch
Model
Product Dimension
(W x D x H)
Packing Dimension
(W x D x H)
Net
Weight
Gross
Weight
RMW 7194
480 x 58 x 310 mm
18.9 x 2.3 x 12.2 inch
529 x 124 x 451 mm
20.8 x 4.9 x 17.8 inch
4.5 kg
9.9 lbs
6 kg
13.2 lbs
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All right s reser ved . Produc t descr ipt ion and product speci fi cat io ns are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 7
RMW 7194
< 1.3 > Installation
Step
1
¦ Mount the display panel with M6 screw set. ¦ M6 screw x 4 pcs required ( Left & right side ).
M6 screw sets are not provided.
Step 2
¦ Fix the LCD into the rack.
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All righ ts reserved. Product descripti on and product speci ficat ions are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 8
< Part 2 >
< 2.1 > Product Specifications
LCD Panel
Panel Size ( diagonal )
19-inch Widescreen TFT color LCD
Display pixel ( dots x lines )
1440 x 900
Brightness ( typ. )
1000
Contrast Ratio ( typ. )
1000:1
Color
16.7 M
Viewing Angle ( L/R/U/D )
80/80/80/80
Response Time ( ms )
5
Dot pitch ( mm )
0.2835
Display Area ( mm )
408.24H x 255.15V
Surface treatment
Haze 25%, Hard-coating
Surface hardness
3H
Backlight Type
LED
MTBF ( hrs )
50,000
Video Connectivity
Digital
HDMI
HDMI 1.1, CEA-861-D
DVI
DVI-D, TMDS single link
Analog
VGA
Analog 0.7Vp-p
Composite ( BNC )
NTSC & PAL
S-Video ( 4-pin )
NTSC & PAL
Plug & Play
DVI / VGA
VESA EDID structure 1.3
Synchronization
VGA
Separate, Composite & SOG
Audio Connectivity
Audio Input
Connector
3.5mm stereo jack
Impedance / Power level
30kΩ / 750mV
Audio Output
Connector
3.5mm stereo jack
Resistance / Power level
30kΩ / 2.8V
Speaker Output
Power
2 x 2W
*When the audio output is connected, speaker output is OFF
Regulatory Safety Approval FCC & CE
RMW 7194
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All right s reser ved . Produc t descr ipt ion and product speci fi cat io ns are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 9
RMW 7194
Power
Power Supply
Range
Auto-sensing 100 to 240VAC, 50 / 60Hz
Power Consumption
Screen display ON
35W or less
Power saving mode
4W or less
Power button OFF
1W or less
Environmental Conditions
Operating
Temperature
0 to 50°C degree
Humidity
20~90%, non-condensing
Storage
Temperature
-5 to 60°C degree
Humidity
5~90%, non-condensing
Shock
10G acceleration (11ms duration)
Vibration
5~500Hz 1G RMS random
Physical Specification
Product ( W x D x H )
480 x 58 x 310 mm
18.9 x 2.3 x 12.2 inch
Packing ( W x D x H )
529 x 124 x 451 mm
20.8 x 4.9 x 17.8 inch
Net Weight
4.5 kgs / 9.9 lbs
Gross Weight
6 kgs / 13.2 lbs
Applicable Format
DVI-D / VGA Input
PC Signal
1440 x 900 x 60Hz
1280 x 1024 x 60 / 75Hz
1280 x 960 x 60Hz
1280 x 760 x 60 / 75H z
1152 x 864 x 75Hz
1024 x 768 x 60 / 70 / 75Hz
848 x 480 x 60Hz
800 x 600 x 60 / 72 / 75Hz
720 x 400 x 70Hz
640 x 480 x 60 / 72 / 75Hz
640 x 400 x 70Hz
640 x 350 x 70Hz
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All righ ts reserved. Product descripti on and product speci ficat ions are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 10
RMW 7194
< 2.2 > On-screen Display Operation ( OSD )
Membrane Switch Function
Turn the monitor on or off
Display the OSD menu
Act as an Enter key to select screen setting options
Scroll through menu options and adjust
the displayed control
Exit the OSD screen Go back to the previous on-screen sub-menu or main menu
Remark : All LED touch buttons in WHITE light.
The LED of Power touch button will flash continuously when there is no signal input.
1 All the LED touch buttons will automatically turn off after 10 minutes of idle status ( except the Power ).
2 Light up all membrane buttons, please press any button for 1 - 2 seconds ( except the Power ).
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All right s reser ved . Produc t descr ipt ion and product speci fi cat io ns are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 11
< 2.2 > On-screen Display Operation ( OSD )
OSD Configuration Page
Image:
for the brightness, contrast, color temp, red, green, and blue
Geometry:
for the auto adjust, H position, V position, phase and clock
Video:
for the colour, tint, sharpness, noise reduction, DCDi and TV Setup
Audio:
for volume, bass, treble, balance, AVL and mute
Misc:
for the language, OSD position, graphic mode, ratio, reset and timer
RMW 7194
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All righ ts reserved. Product descripti on and product speci ficat ions are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 12
< P art 3 >
< 3.1 > Options : 3G / HD / SD -SDI input
Acn od es ’ S D I i n pu t is an id ea l solutio n f o r th e bro ad cast ­grad e vid e o a n d high re solut io n CC T V market.
D esig ne d fo r us e with F ull H D 1080 p a n d ultr a h igh reso lutio n 192 0 x 120 0 LC D d ispl ays , Acnode s pro v ide s a SD I inpu t mod ul e w ithou t usin g a d di tiona l sp ac e or po we r an d it c om e s st an dar d wit h a 2- yea r warrant y.
DVI -D
Audio
out - in - in
Video P C
Po wer B N C S-Vid eo VGA
SDI
ou t - in
HDMI
*** F or SDI optio n, the A D board w ill b e u pg ra de d to AV3. 0, and t his co m es s ta n da rd w ith H D M I, DVI - D,
VG A , S -V ideo , B N C and a u di o inp ut s.
IN PU T
3G - S D I IN
BNC x 1 / 0 .8 Vp -p ( 75 oh m )
3G - S D I O UT
BNC x 1 / A c t ive thro u gh , equalized & r eloc ked
Sta nda r d C om plian c e
V ideo
SMPT E 4 25 M / 274 M / 2 96 M / 1 25 M ITU -R B T. 65 6
Audio
SMPT E 2 99 M / 272 M -C
C om patible Video F ormat
3G - S D I
1080 p @60 / 50Hz, 4:2 :2 1080 p @3 0 / 25 / 2 4 H z, 4 :4:4 1080 i @6 0 / 50 Hz , 4: 4 :4 720p @6 0 / 50 Hz , 4: 4 :4
H D - S D I
1080 p @30 / 25 / 24 H z , 4 :2 :2 1080 i @6 0 / 50 Hz , 4: 2 :2 720p @6 0 / 50 Hz , 4: 2 :2
SD -SDI
480i @6 0H z, 4:2 : 2
IT U -R B T.6 56
576i @5 0H z, 4:2 : 2
C om patible Audi o F ormat
3G - S D I
48kHz, 16 / 2 0 / 24 bit, 2 CH , S ynchro ni zed Vid eo
H D - S DI
48kHz, 16 / 2 0 / 24 bit, 2 CH , S ynchro ni zed Vid eo
SD -SDI
48kHz, 16 / 2 0 / 24 bit, 2 CH , S ynchro ni zed / As yn chron i zed V i de o
Max . T rans m is si on Dista n c e 75 ohm c oa x ia l cab le
3G - S D I
150m at 2 .9 7G b/s
H D - S D I
250m at 1 .4 85Gb/s
SD -SDI
480m at 2 70 Mb/s
RMW 7194
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All right s reser ved . Produc t descr ipt ion and product speci fi cat io ns are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 13
< 3.2 > Options : MCS ( Multi-display Control )
More control is always good. Especially when it is necessary and easy. Acnodes provides MCS solution to control the OSD of various LCD display up to 64 units.
The RS-232C is used for the communicatio n between the PC and the first display via a 15 feet serial cable while the CAN bus is used for the various LCD displays cascade together via CAT 5/6 cable, and daisy chain up to 1,000 meters.
Designed for use with various LCD displays, Acnodes provides a MCS input m odule without using additional space or power and it comes standard with a 2-year warranty.
HDMI
Audio
Power BNC S-Video
out - in - in
Video PC
MCS
VGA DVI-D
set out in Link
*** For MCS option, casing depth will be changed.
RS-232C
Set switch
For the 1st and last display,
push the set switch upward
15 feet serial cable
( over 15 feet, extender required )
For other daisy chain displays,
push the set switch downward
LINK OUT IN OUT IN OUT IN OUT
Cat5 / 6 cable
max. 300 meters
Cat5 / 6 cable
max. 300 meters
Cat5 / 6 cable
max. 300 meters
RJ-45 jack
Daisy chain up to 1,000 meters and 64 displays
up to 64 displays
Page 14
< 3.3 > AV2.2D Upgrade Options :
- DVI-D
- AV
- Audio
( DVI-D TMDS sin gle link )
( S-Video + Composi te, BNC )
( 3.5mm audio jacks for audio in & out, and 2W + 2W speakers )
DVI-D
Audio
out - in - in
Video P C
Power BNC S-Video VGA
< 3.4 > AV2.2H Upgrade Options :
- HDMI ( HDMI 1.1, CEA-861-D )
- AV
- Audio
( S-Video + Composi te, BNC )
( 3.5mm audio jacks for audio in & out, and 2W + 2W speakers )
Audio
out - in - in
Video PC
Power BNC S-Video VGA HDMI
RMW 7194
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All right s reser ved . Produc t descr ipt ion and product speci fi cat io ns are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 15
< 3.5 > Options : Touchscreen & driver
HW19" USB Touchscreen Specification
Mod el
Technology
Touch Point
Method
Activation Force
Durability
Response Time
Optical Transmittance
Surface Hardness
Haze
Glass
Connector
Compatibility
TRB e-Resistive
TCB e-Capacitive
5-Wire Resistive
Capacitive
Single
Single
Stylus or Finger
Finger
= 50g / Stylus=R0.8
= 50g
35 million touches
300 million touches
15 ms
20 ms
80% ± 3%
87% ±2%
3H
9H
8% ± 3%
7%
3.2 ±0.2 mm
2.8 mm ±10%
USB Type A
Windows 7 / XP / Vista, Linux
¦ USB touchscreen package includes 1 x 6ft USB cable, quick reference guideline and CD disc ¦ For detailed information, please refer to the attached CD disc ¦ As the touchscreen unit is not made of toughened glass, please handle it carefully
USB Touchscreen
DVI-D Power VGA
RMW 7194
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All righ ts reserved. Product descripti on and product speci ficat ions are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 16
DVI-D Power VGA
Please follow the below steps to setup the touch screen: -
Step 1. Run the bundled CD disc
Step 2. Double click the Setup.exe
Step 3. Follow the installation instruction to finish the setup
Step 4. After installation, run the TouchKit program & the “4 point calibration”
Please do the initial calibration after the first setup
RMW 7194
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All right s reser ved . Produc t descr ipt ion and product speci fi cat io ns are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 17
RMW 7194
< 3.6 > Options : DC Power
Model
24V
48V
Input rating
Input voltage:
24-Volt
48-Volt
Input range:
18 ~ 36V
36 ~ 75V
Input current
- No load
50 mA
50 mA
- Full load
4880 mA
2442 mA
Output rating
Output voltage:
12-Volt
12-Volt
Output current:
8.3A
8.3A
Efficiency
85%
86%
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All righ ts reserved. Product descripti on and product speci ficat ions are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
Page 18
RMW 7194
< 3.7 > Options : MIL-type or Lockable Connector
Input
Part no.
MIL Standard
MIL - type Connector
DC Power *** ( Male )
MS3470W8 -33P
MIL - DTL - 26482
VGA *** ( Male )
MS3470W14-15P
MIL - DTL - 26482
*** There are several additional MIL DC and VG A connector types with varying design
characteristics to meet cost considerations and to provide users with the most design flexibility possible. For more informat ion, please contact us.
Input
Part no.
Standard
Lockable Connector
DC Power ( Male )
YM-Ext-461CP001
D-type 3W3
USB
LUSB - A111 - 00
-
*** MIL - type or Lockable connectors above can be integrated with our LCD displays.
Sale service just for connectors not provided.
14628 Ce ntral Ave, Chino , CA 91710 tel:909.597.7 588, fax:909.597.1939
© Copyright 2013 Acnodes, Inc. All right s reser ved . Produc t descr ipt ion and product speci fi cat io ns are subj ect to change w ith out n oti ce. F or lates t product inform ati on, ple ase vis it Acnod es’ we b site at www.ac nodes.c om.
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