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cover.doc Page 1 Wednesday, July 12, 1995 5:14 PM
IBM G41/G50
Colour Monitor
User’s
Guide
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legal.doc Page i Wednesday, July 12, 1995 5:16 PM First Edition (Sept 1995) Notices The following paragraph does not apply to the United Kingdom or References in this publication to IBM products, programs, or services do any country where such provisions are inconsistent with local law: not imply that IBM intends to make these available in all countries in which IBM operates. Any reference to an IBM product, program or service is not intended to state or imply that only IBM’s product, pro
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legal.doc Page ii Wednesday, July 12, 1995 5:16 PM Power Cords DANGER For your safety, IBM provides a power cord with a grounded attachment plug to use with this IBM product. To avoid electrical shock, always use Do not remove the covers under any circumstances. the power cord and plug with a properly grounded outlet. Do not connect the equipment to, or disconnect the IBM power cords used in the United States and Canada are listed by the equipment from, a mains power outlet during an U
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como.toc Page 1 Wednesday, July 12, 1995 5:18 PM Contents Introduction....................................................2 Getting started ...............................................3 Product Records............................................4 General Specifications ..................................5 Installation......................................................6 Connecting the Monitor.................................7 Optimising performance ...............................8 Adjusti
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use.doc Page 2 Sunday, July 16, 1995 3:45 PM Introduction Thank you for choosing this IBM product. This guide Digital multi-frequency circuitry explains how to set up your monitor and how to obtain the Offers compatibility with a wide range of video signal best performance from it. standards. Power management Features of this IBM monitor: Supports both the US Environmental Protection Agency (EPA) “Energy Star” and the Swedish NUTEK power consumption requirements, conserving energy, reduci
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use.doc Page 3 Sunday, July 16, 1995 3:45 PM Getting started Unpacking Unpacking checklist Your monitor is heavy, so handle it with care. Whenever The following items are supplied with this product. If any you need to move or lift it, minimise the risk of injury by item is damaged or missing, notify your supplier. keeping your back straight and by keeping the weight Monitor near to your body. If in doubt, ask someone to assist you. Tilt swivel stand (attached) Signal cable (attache
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use.doc Page 4 Sunday, July 16, 1995 3:45 PM Product Records Important: Be sure to retain your proof of purchase because it might be required to receive warranty service. You should record the following information. IBM G41 / G50 1. Monitor name ______________________________ 2. Machine type/model ____________________ 3. Serial number _________________________ 4. Date of purchase ____________________________ Information is on label at the back of the monitor. 4
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use.doc Page 5 Sunday, July 16, 1995 3:45 PM General Specifications The following table provides the machine type and model number with their respective mains voltages and typical currents: G41: 14 inch (nominal) CRT with maximum viewable screen size, when measured diagonally of 336mm (13.2 inches) G50: 15 inch (nominal) FST with maximum viewable screen size, when measured diagonally of 342mm (13.4 inches) G41 Machine Type Mains Voltage (Vac) Typical Current (Amps) 6542/301 100-120 Vac 50/60
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use.doc Page 6 Sunday, July 16, 1995 3:45 PM Installation Workplace preparation Your Workstation This section gives advice on the things that you should Desk consider before you set up your monitor. When using a keyboard, your forearms should be approximately horizontal. If your desk is of a fixed height, Positioning the Monitor adjust your chair so that your arms are in a comfortable Choose a suitable place to position the monitor. Ensure position. If your desk is of adjustable height, f
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use.doc Page 7 Sunday, July 16, 1995 3:45 PM Connecting the Monitor Important: Before connecting the monitor, turn off the power supply to the computer and attached devices. If a switched mains power outlet is being used, ensure that it is turned off. Standard connection to a PC 1. Connect the signal cable to your computer taking care to ensure that you do not force the cable into your computer the wrong way round A . Your computer may have a video adapter card installed. In this case,
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use.doc Page 8 Sunday, July 16, 1995 3:45 PM Optimising performance Display Modes can be either “Interlaced” or “Non- "Plug and Play" interlaced” (see Glossary). Monitor implementation of the VESA DDC standard offers Your monitor can support a wide range of display modes. the capability of automatic optimisation of monitor For the display modes in Table 1, the screen image has performance (“Plug and Play”). In order for automatic been optimised during manufacture. optimisation to be effe
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use.doc Page 9 Sunday, July 16, 1995 3:45 PM How to change display modes Your operating system manual defines the procedure Addressability Refresh Line Rate Notes you should follow to change the default display 720 x 400 70 Hz NI 31.5 kHz DOS Prompt mode. After selecting the optimum mode you need not perform this operation again unless you change your computer or 640 x 480 60 Hz NI 31.5 kHZ VESA software configuration. 640 x 480 72 Hz NI 35.5 kHZ VESA Notes: 1. The computer automatically
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use.doc Page 10 Sunday, July 16, 1995 3:45 PM Adjusting the image The image is already optimised for many display modes. However, the controls can be used to adjust the image to your liking. IBM recommends that the factory preset image size position and shape is used when operating with a display mode listed in Table 1. 12 4 6 8 3 5 7 9 Saving and cancelling changes Image size, position and shape adjustment Your settings will be automatically saved after five seconds. By using Keys 2-7 sh
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use.doc Page 11 Sunday, July 16, 1995 3:45 PM Brightness and Contrast adjustment By pressing the right hand side or the left hand side of keys 8 (brightness) or 9 (contrast). You can adjust the screen image. The pictures show how the image is affected. 8 9 IBM recommends that the contrast is adjusted so that white text on a dark background does not appear to “bloom”. (The edges of the characters should remain sharp). For ergonomic reasons it is recommended that the contrast is not adju
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use.doc Page 12 Sunday, July 16, 1995 3:45 PM Indicators 1. On Power Management The monitor is fully operational for normal use. The power To benefit from power management (electricity indicator light is green. conservation), the monitor must be used in conjunction 2. Standby with a computer that implements the Video Electronics After a defined period of inactivity, the monitor will enter Standards Association (VESA) Display Power the Standby state. The monitor screen will go blank, an
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use.doc Page 13 Sunday, July 16, 1995 3:45 PM 4. Off After a further period of inactivity in the Suspend state, the monitor will be instructed to enter the Off state. The screen will remain dark and the power indicator light will turn amber. When entering the Off state from the On state, there is a delay of 45 seconds between the screen blanking and the Off state being activated. Energy savings in this state meet the power consumption requirements of both Energy Star and Swedish NUTEK
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use.doc Page 14 Sunday, July 16, 1995 3:45 PM Disabling DDC As previously mentioned, DDC offers “Plug and Play” DDC Reset ease of setup to the user. To take advantage of DDC It is possible that even if you are attaching to a DDC- requires suitable hardware and software inside your capable computer your computer will not recognise your computer and it is possible that you will be attaching your monitor as being DDC enabled. There are three likely monitor to a computer that does not supp
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use.doc Page 15 Sunday, July 16, 1995 3:45 PM Working with your Monitor The following suggestions may help you work more IBM recommends that the use of primary colour blue on a comfortably with your computer. dark background be avoided. It is difficult to see and may cause eyestrain due to insufficient contrast. Working Practices Cleaning the Monitor Rest You should clean the screen when it becomes dusty or Take regular breaks. Vary your posture, and stand up and marked. stretch occas
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use.doc Page 16 Sunday, July 16, 1995 3:45 PM Troubleshooting If you have a problem setting up or using the monitor, you might be able to solve it yourself. Before calling IBM you should try the suggested actions that are appropriate to your problem. Problem Suggested action Problem Suggested action Screen is blank and • Check monitor power switch Screen is blank and • The monitor is in Power power indicator is power indicator is is on. Management Stand-by or off. flashing between Suspen
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use.doc Page 17 Sunday, July 16, 1995 3:45 PM Problem Suggested action Problem Suggested action Power indicator is • Display mode of the Image cannot be • This may be caused by the flashing green. centred. computer is outside the signal timings that the range of the monitor. computer is sending and Reconfigure the computer to does not indicate that the use a supported display monitor is faulty. Reconfigure mode. Refer to the the computer to use a Specifications section on different dis
