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Hitachi CM2073A Operating Manual

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MODEL CM2073A
(For Europe)
1
OPERATING GUIDE

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Summary of Contents for Hitachi CM2073A

  • Page 1 MODEL CM2073A (For Europe) OPERATING GUIDE...
  • Page 2 G E N E R A L The CM2073A is an ultra high resolution colour display designed for CADKAMKAE engineering and workstation use. CM2073A’ s k e y f e a t u r e s are= *Ultra-high resolution - up to 1280 dots X 1024 lines *Sharp focus by in-line high resolution CRT 20 inch (19V) with a 0.311~1 dot pitch matrix.
  • Page 3 Der Deutschen Bundespost wurde das Inverkehrbringen dieses Gerites angezeigt und die Berechtigung zur uberprtifung der Serie auf Einhaltung der Bestimmungen eingertiumt. Hitachi Sales Europa GmbH WPOWER S O U R C E This colour display is designed to operate on 220/240 volts 50 Hz, AC.
  • Page 4 C A U T I O N S O N U S E CAUTIONS ON THE SUPPLY VOL- When the power voltage is extremely high or low, it may cause trouble or it may not give optimum performance. Consult your dealer at that time.
  • Page 5 WHEN BEHAVIOUR IS ABNORMAL When any abnormal sound, odour or smoke is generated, push the power switch off, pull the power plug out from the socket and contact your dealer. C A U T I O N S TREATING THE SURFACE Do not wipe the surface of the set using volatile liquids such as benzine or thinners, or any...

  • Page 6: Brightness Control

    L O C A T I O N C U S T O M E R C O N T R O L S [FRONT vmwl BRIGHTNESS CONTROL CONTRAST CONTROL DEGAUSSING SWITCH POWER SWITCH “0" means power on. “I" means power off. \ POWER INDICATOR (This illuminates when power is on.)

  • Page 7: Signal Cable Connection

    [ R E A R VIEW] R.G.B. SIGNAL INPUT SYNC SIGNAL INPUT FUSE F901 (Some displays are not equipped with this sync. input and 75 OHM terminator.) AC CORD INLET 1 175 OHM TERMINATORS Fig. 2 FUSE F901 Please always use 4A/25DV IEC type fuse, (contact service personnel). SIGNAL CABLE CONNECTION Connect R.G.B.
  • Page 8 [SIGNAL C A B L E C O N N E C T I O N ) from signal generator from signal generator 75 OHM terminator (must be connected) Fig. 3 75 OHM terminator connection (side view) from signal generator Fig.
  • Page 9 V I D E O I N P U T S I G N A L T I M I N G CHART- 1. SEPARATE SYNC L **********in case of CM2073AME-S-315 R.G.B. signal (analogue) (HORIZONTAL) (VERTICAL) _ .--- (R.G.B.)I r;/;ELHy- I i.S ’...
  • Page 10 I N S T A L L A T I O N I N S T R U C T I O N S F O R D E A L E R S ADJUSTMENTS FOR THE CM2073A ON INSTALLATION This document lists the ad.iustmcnt fcat,rlrrs of thr 20738 available to the dealer.
  • Page 11 2. Advance the contrast and brightness controls fully clockwise. 3. If no picture appears check the video drive and source connections particularly green for sync on green models or composite sync if there is a separate line. No picture will appear without the sync signal.
  • Page 12 5. Power up and adjust (if necessary) the horizontal hold control with plastic trimmer (Fig.ll). Note that it is important that a plastic trimmer is used. Otherwise the adjustment could result in a short circuit and breakdown of display. 6. Adjust vertical hold control (if necessary) with plastic trimmer. 7.
  • Page 13 9. With the previous adjustments complete shoud now have a stable picture correctly centred. Check the left and right hand edges of the picture for clarity. If any corruption is present, it is necessary to adjust the horizontal phase until both extremities are clear.
  • Page 14 A u f g r u n d 5 7 A b s . 2 d e r Rentgenwerordnung w o r n 01. M&z 1973 (RGBl. I S. 173) wird der Firma Hitachi Sales Europa GmbH., Rungedamm 2,205O Hamburg 80 die Zulassung der Bauart fijr folgenden Stijrstrahler erteilt:...
  • Page 15 Die Zulassungsbehorde ist berechtigt, einzelne Gerate nach eigener Auswahl anzufordern, urn das Vorliegen der fur den Strahlenschutz wesentlichen Merkmale zu uberprufen oder uberprufen zu lassen. Die Gerate sind auf Verlangen im Originalzustand anzuliefern und angemessene Zeit zur Verfugung zu stellen. 2.
  • Page 16 S P E C I F I C A T I O N S COLOUR DISPLAY TUBE..20 inch(l9V) 90 degree, in-line gun trio-dot pitch, 0.31mm with non-glare panel PHOSPHOR TYPE....P22 POWER INPUT VOLTAGE..230V range..AC 200/220/230/240 volts POWER CONSUMPTION...150W INPUT SIGNAL....R.G.B. analog input(BNC terminals) terminated by 75 ohm position.