COLOR MONITOR HMm4721-D/ HM-4787-D USER’S MANUAL
WARNING FCC NOTICE CAUTION NOTE NOTICE This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
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E - 2 E - 5 2 INSTALLATION OF MONITOR .................................. E - 6 3 OPE~TION ..................................................................... E - 8 4 SPECI~C-ATIONS ........................................................... E - 21 IMPORTA~XJT SAFETY INSTRUCTIONS ............................................. CHAPTER CH/JJTER C&AJ’TER CHAPTER 1 JjiJ~ODUCTION ..........................................................
lMPORTANT SAFETY IAiSTRiJCTlOiVS The general safety information contained in this summary is for you. Specific warnings and cautions will be found throughout the manual where they apply and should be followed in each instance. TERMS WARNING : Personal danger. Warning notes indicate any condition or practice, which if not strictly observed, could result in personal injury or possible death. CAUTION : Possible damage to equipment.
WARNING Blockage of ventilation slots, may cause a risk of fire or electric shock. DO NOT push any object into the monitor through cabinet slots, because it may touch dangerous voltage points or short out parts. DO NOT spill any liquid into the monitor. DO NOT insert any object into the monitor. A. The slots and openings must not be blocked or covered. B. The monitor must never be placed near or over a radiator or heat register. C.
WARNING Improper cabling, may cause injury or a risk of shock. DO NOT allow anything to rest on the power cord. DO NOT locate the monitor where persons will walk on the cord. When routing cable, try to make rounded bends rather than sharp ones that can kink the cable. WARNING Using extension cord, may cause a risk of fire or electrical shock.
CHAPTER 1 INTRODUCTION Congratulations on your purchase of the Hitachi HM-4721-D / HM-4787-D color monitor. This manual tells you what you need to know to install and use the monitor. FEATURES The New Hitachi HM-4721-D/ HM-4787-D Color Monitor: A : Displays High resolution up to HM-4721-D: 1600 x 1200/75Hz, I-W-4787-D : 1600 x 1200/70Hz pixels and less flicker images. B : Has CRT (43% dark tint) high brightness, contrast and color accuracy. C : Enhances dot pitch (Horizontal: 0.22mm, Vertical: 0.
CHAPTER 2 INSTALLATION OF MONITOR 2.1 INSTALLATION PRECAUTION NOTE Leakage flux : Keep the monitor away magnetized objects such as magnets, speakers, printers, floppy disks and so on from the monitor, or picture and purity distortion may occur. NOTE Ambient illumination : Prevent direct rays of the sun or room lighting from shining onto the CRT screen in order to prevent eye fatigue. 2.2 INSTALLATION OF MONITOR WARN/NG Lifting the monitor The weight of color monitor is approx. 34 kg (75 Ibs).
2.3 INTERFACING WARNING WARNING NOTE Improper Cable connection, may cause injury or damage to the monitor. Turn off the power before connecting any cables. INPUT SIGNALS Connect video signal cables to either of the corresponding BNC input connectors or mini D-Sub connector on the rear panel as shown in Fig. 2.1. ‘----‘----“---“--------------~-----.----------.------------------.--~-----~~------~---------------.
CHAPTER 3 OPERATION 3.1 OPERATOR CONTROLS This chapter explains in detail how to operate the HM-4721-D/HM-4787-D monitor. At first, before you operate your monitor , turn on the rear main power switch of your monitor. (The position of the main power switch, see page E - 7.) This section briefly describes the functions of the switches and controls. Important (1) Main Power switch Located on the rear panel of the monitor. Set to ’ I ’ to turn on the power, and the power indicator becomes green.
3.2 SCREEN ADJUSTMENT This section describes how to adjust the display setting. The buttons on the front panel of the monitor enable you to adjust the following settings: Table 3.1 Adjustable items and Indicators Mode Display setting Horizontal Width Mode 1 Vertical Centering Vertical Height MODE SK b Rotation Color 1 IIndicators -- --rr 1 Ref. IH[ Mode 2 MODE G (Green) How to adjust display setting. Look for adjustment item which you want to adjust and see ref. page.
q3 RESET button NOTE Hold down this button for two seconds to display the default screen. The adjustment data values preset at the facto y except for brightness, contrast, and rotation. After this, if you press the STORE button, the displayed data is stored in the memory. If you want to recall the user stored data, turn off/on the front POWER switch. c 4 lSTORE button Press this button after the end of adjustment to store new adjustment data in the monitor.
Horizontal Centering Setting 1. Select MODE 1 with the mode selection switch, and press the SELECT button until the H. CENT indicator lights up. 2. Adjust the horizontal centering by pressing the ADJUST button (+) or (-1. / Horizontal Width Setting 1. Select MODE 1 with the mode selection switch, and press the SELECT button until the WIDTH indicator lights up. MODE 0 e i=J a 0 a SELECT 2. Adjust the horizontal width by pressing the ADJUST button (i) or (-1 . Vertical Centering Setting 1.
Vertical Height Setting 1. Select MODE 1 with the mode selection switch, and press the SELECT button until the HEIGHT indicator lights up. 2. Adjust the vertical height pressing the ADJUST button (+) or (-) . SPC Setting 1. Select MODE 1 with the mode selection switch, and press the SELECT button until the WC indicator lights up. 2. Adjust the side pincushion by pressing the ADJUST button (+) or (-) Rotation Setting 1.
Color Temperature Selection Selecting a degree of whiteness color temperature is the unit for representing whiteness. Two typical color temperatures (6550K + 7MPCD and 9300K + BMPCD) are preadjusted at the factory, and the user can select one of them. Color temperature 3 allows adjustment of red, green and blue, according to the R.G.B. color balance adjustment in MODE 2 (see page E - 14).
R.G.B. Co/or Balance Adjustment You can adjust red, green, and blue of the color temperature setting 3 in MODE 1. 1. Set the MODE selection switch to “2”, then press the SELECT button as many times as necessary until the Indicator R comes on. Indicator 3 also lights up, indicating that the color temperature 3 is adjustable. Indicator 3 lights up. Color indicator lights up. / Iydicator R lights up. 2. Press the (-) button to weaken red and (+) to intensify it. ADJUST I + 7!!? ADJUST - + 7!9 3.
NOTE R.G.B. Color balance adjustment is available only when selecting color temperature 3 in mode 1. Color balance is preset to maximum in each color at fhe facto y. Therefore, if an attempt is made to initially adjust the color balance, or if the RESET button is pressed to go back to fhe default setting, pressing fhe (+) button cannof intens@ red, green nor blue.
3.3 DATA LOCKING AND UNLOCKING New adjustment data can be stored in the memory of the monitor by pressing the STORE button. If, however, improper data is accidentally stored there, the previously stored data will be lost. This is because only one set of data can be stored with one timing signal. To prevent such an accident, you can lock new adjustment data after storing it.
3.4 POWER SAVE CAPABILITY The HM-4721-D/ HM-4787-D color monitor has a power save capability that identifies particular input signals from a microcomputer and saves power consumption accordingly. There are four states of power supply: 1. On: The monitor is operating and consuming the rated power. 2. Standby: The monitor is automatically controlled depending on the states input signals. In this state, the monitor consumes about 110 W. 3.
3.5 POWER CORD SELECTION GUIDE As each country has its safety requirement, you have to prepare the AC power cord which meets the safety requirement of the country in which the monitor is used. Common power cords are shown below in Table 3.3. NOTE When purchasing the AC pomr cord, p/ease make sure thaf the cord has proper rating and meets each country’s safety requirement. .~.~~~~~.~~~~~~~~~~~~~........................~~~~.~......~~.~~.~~~~~~..~~~~~~~~....~~~~~~...
3.6 SUPPLEIMENT OF PLUG & PLAY l.Plug &Play: Plug & Play is function that configuration of peripherals and installing of required drivers are executed automatically. This monitor conforms to VESA DDCl/2B standard. It brings Plug & Play by connecting to DDC ready computer that is running the corresponding operating system. Concerning Plug & Play, please refer to the manuals of the computer and the operating system. 2.
3.7 TROUBLE SHOOTING No Display image, and the power indicator is not lit. l Make sure the monitor power cord connections are securely fastened. l Make sure that the monitor main power switch is on. l Make sure the video cord connections are securely fastened. No Disp/ay image, and the power indicator is lit. l Press any key on the keyboard to interrupt the power save mode. l Press the front power switch to interrupt the power save mode. l Check the contrast and brightness levels.
CHAPTER 4 SPECIFICATIONS 4.1 SPECIF’ICATIONS dodel No.
4.2 PRESET TIMINGS (HM-4721-D) (psec) (IT 10.323 SYNC 11.616 BP 13.232 Polarity ,” P P 10.203 11.219 12.235 P P IO.119 Il.067 Il.837 IO.158 IO.948 Il.659 I? P -1 I’ P Remarks This monitur was tested fo ZHl/618 ergonomics tcsf 017 above fimirlgs. This monitor was tested to X0-9242-3 crgowtvirs fcsf on above Tinrirrg 3. (HM-4787-D) I V tines) IBP N (Hi-9 PERIOD DISP. .BLK Fp SYNC BP Polarity H Remarks 13.232 75.000 625 600 25 12.235 75.029 800 768 32 3 ,21 P P 3 28 P I? 1 1 ( 1.
Video Timing Requirements HORIZONTAL 30 to Y5kHz (HM-4721-D) Scanning Frequency 30 to 87kHz (HM-4787-D) 0.1 to 0.4ps Front Porch less than 15% of Horizontal Period (1 /Scanning Sync Width Frequency) more than 1.15~s Back Porch more than 2.
Hitachi, Ltd. Tokyo, Japan International Sales Division THE HITACHI ATAGO BUILDING, No. 15 –12 Nishi Shinbashi, 2 – Chome, Minato – Ku, Tokyo 105-8430, Japan. Tel: 03 35022111 HITACHI EUROPE LTD. Dukes Meadow Millboard Road Bourne End Buckinghamshire SL8 5XF UNITED KINGDOM Tel: 01628 643000 Fax: 01628 643400 Email: consumer-service@hitachi-eu.com HITACHI EUROPE S.A. 364, Kifissias Ave. & 1, Delfon Str. 152 33 Chalandri Athens GREECE Tel: 1-6837200 Fax: 1-6835694 Email: service.hellas@hitachi-eu.
