NEC JB-1201MR User Manual Download

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Summary of Contents for JB-1201MR

Page 1: ...OWNERS MANUAL 12 MONOCHROME CHARACTER DISPLAY MODEL JB 1201 MR JB 1205MR NEC ...

Page 2: ...e circuitry stabilized power supply assures a high quality picture regard less of changes in temperature or AC power line fluctuations 2 Flat Screen The flat CRT is angled at 80 degrees to reduce glare and reflections 3 High Resolution Video bandwidth 20MHz is wide enough to allow display of 25 lines of 80 characters without distortion 4 Audio Amplifier A 1 0 watt audio amplifier is included in th...

Page 3: ... knob is turned full counterclockwise 2 BRIGHTNESS Control This control permits adjustment of overall picture brightness and can be used to com pensate for variations in room lighting 3 CONTRAST Control This control allows adjustment of the contrast between characters and the backgrou nd 4 H HOLD Control This control allows adjustment of horizontal stability In the event the picture tears toward t...

Page 4: ... The video signal from a computer should be fed to the VIDEO IN jack via a shielded cable and RCA type phono plug 8 AUDIO IN and OUT Jacks Those jacks provide the same function for audio that the VIDEO IN and OUT jacks provide for video An audio signal from a computer should be fed to the AUDIO IN jack via a shielded cable and RCA type phono plug CAUTIONS 1 To prevent fire or shock hazard do not e...

Page 5: ...cy of 60Hz To use the unit on the 50Hz vertical frequency the vertical hold and vertical height must be re adjusted Notes about Video Signal Input When a signal other than the recommended one is fed to the monitor as input the following may occur SYMPTOM CAUSES Shrunken screen Data display period is too short Expanded screen Data display period is too long Image to left or right Data display perio...

Page 6: ...d 7SOCJIII H II Signel Input Terminal Board I M crocompu ttr Video Signal The 75 OHM TERMINATION SWITCH on all the displays except the last one should be set to the right HIGH The switch on the last display should be set to the left 75 ohm METHOD OF CHANGING LINE VOLTAGE Power supply is 110 120 220 240 volts available Factory preset for 240V operation When using the unit in the area of 110 120 220...

Page 7: ...0 C Power Supply 110V 120V 220V 240V 50 60 Hz Power Consumption 30 W Dimensions 360 W x 296 H x 330 D mm Weight 6 0 kg 48 0 µS max 14 61 mS max 17 78 mS max 30 Hz 20 MHz 3 dB 80 characters with 25 1 i n_e_s _ 5 x 7 dot matrix 6 x 8 dot cell Sound Output Power 1 0 W 10 distortion Sound Input Power 0 V p p Input impedance 5 kfl ControIs C1270P31 D ARF JB 1201MR C1270PUL D ARF JB 1205MR I 12 diagonal...

Page 8: ...NEC NEC Home Electronics Australia Pty Ltd 244 Beecroft Road Epping N S W 2121 Tel 02 868 1811 Telex NECHEA AA24407 Printed in Japan 78115501 ...

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