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Sejin Electron SKR-2006 User Manual

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Table of Contents

User's Manual
(SKR-2006)
Sejin Electron Inc.
1

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Summary of Contents for Sejin Electron SKR-2006

  • Page 1 User’s Manual (SKR-2006) Sejin Electron Inc.

  • Page 2: Fcc Notice

    FCC NOTICE THIS DEVICE COMPLIES WITH PART 15 OF THE FCC FULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITION: (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE, AND (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED, INCLUDING INTERFERENCE THAT MAY CAUSE UNDERSIRED OPERATION.

  • Page 3: Power On Routine

    1.0 ELECTRRICAL 1.1 Power 1.1.1 5VDC± 10%, 40mA . 2.0 POWER ON ROUTINE 2.1 Power on Reset-POR- 2.2.1 The keyboard will perform a power on reset -POR- within a minimum of 150 ㎳ and a maximum of 2 ㎳. 2.2 Basic Assurance Test -BAT- 2.2.1 The keyboard will conduct a basic assurance test -BAT- of the processor.
  • Page 4 3.5.3 Keyboard monitors the clock line(10 ㎳ intervals)and detects the active level. 3.5.4 Keyboard detects -RTS-on the data line and clocks it in as the logic 0 start bit. then clocks 8 data bits and parity. 3.5.5 Keyboard looks for a logic 1 on the data line then forces it low clocks one more bit.

  • Page 5: Temperature And Humidity

    Shield Shield Fram GND 6.2 Connector Schematics 5 PIN DIN 6 PIN 7.0 CHATTERING AND BOUNCE Operation force shall be applied according to the normal operating method at 5V DC, 5mA.There shall be no bounce and chattering within 10msec when it is measured using a specially prepared tester or a synchroscope.
  • Page 6 acceptable. Packing Drop surface Height Test Description Condition Hard wood 70Cm 2 drops for each corner Non-packing Carpet 70Cm 1drop for 6 surfaces 1drop for 6 surfaces and 4 corners. Inner box Concrete 90Cm (Totally 10drop) 1drop for 6 surfaces and 4 corners. Out box Concrete 60Cm...
  • Page 7 18.0.1 SEJIN ELECTRON keyboards are UL recognized (UL file XXXXXXX) and CSA certified (CSA file #XXXXXXXX) components. Any proposed changes, to the generic keyboard design, must be reviewed by SEJIN ELECTRON Engineering to determine any impact on agency approvals prior to incorporation of said change into production keyboards.
  • Page 8 15.9 Keytop pulling strength The keytop pull out force shall be 0.5Kg or more at normal temperature during initial conditions. The keytop shall be not pulled out by an ordinary typing operations.

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