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Flex MidContinent MD23-190 User Manual

Multifunction clock with gps synchronization
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Rev
Date
1
12/09/2021
2
01/04/2022
This manual provides information intended for use by persons who, in accordance with current
regulatory requirements, are qualified to install this equipment. It is a supplement to the MD23
Installation Manual and Operating Instructions, p/n 9019161.
If further information is required, please contact Mid-Continent Instruments and Avionics.
Mid-Continent Instruments and Avionics
User Guide UG190
Revision 2
User Guide
MD23-190
Multifunction Clock
with GPS Synchronization
powered by
Initial release.
Editorial updates.
For
Detail
Mid-Continent Instrument Co., Inc.
dba Mid-Continent Instruments and Avionics
9400 E. 34th Street N.
Wichita, KS 67226 USA
ph
(800) 821-1212
www
mcico.com
Approved
BAW
BAW

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Summary of Contents for Flex MidContinent MD23-190

  • Page 1 User Guide MD23-190 Multifunction Clock with GPS Synchronization powered by Date Detail Approved 12/09/2021 Initial release. 01/04/2022 Editorial updates. This manual provides information intended for use by persons who, in accordance with current regulatory requirements, are qualified to install this equipment. It is a supplement to the MD23 Installation Manual and Operating Instructions, p/n 9019161.

  • Page 2: Product Identification

    ARINC input for GPS synchronization, and offers several timers and related time functions. Based on Mid-Continent Instruments and Avionics patented FLEX Custom Function Display, this FAA and EASA TSO-approved instrument brings a highly capable and modern addition to the cockpit to display required information and provide useful supplementary functions.

  • Page 3: Connector Pinout

    MD23-190 User Guide CONNECTOR PINOUT For standard pre-installation and installation instructions, including location, cable harness assembly, pneumatic inputs (if applicable), mounting, and others, please refer to the IM. Pinout identification specific to this CID is listed in the table below. A brief description is provided. Further definition of the inputs and outputs should be documented in the technical requirements and/or statement of work and are not provided within this User Guide.

  • Page 4: Configuration And Setup

    MD23-190 User Guide CONFIGURATION AND SETUP Enter Configuration Mode by pressing and holding the Control Knob while applying power to the unit. For configuration and setup of standard unit functions, including dimming control options and dimming curve definition, please refer to the IM. Configuration settings specific to this CID are found within the User Configuration menu option.
  • Page 5 MD23-190 User Guide The main display is divided into three segmented areas – the upper, middle, and lower panes. Operation of each function and examples images are shown below. Turning the Control Knob right or left rotates between functions or indexes digits and highlights that element GREEN when selected.
  • Page 6 MD23-190 User Guide Flight Timer (FLT) When the Flight Timer is selected from the Lower Pane, the Lower Pane will show MM:SS and the Middle Pane will show the HH:MM:SS for the first minute. After the first minute, the Lower and Middle Pane will show HH:MM, with the Middle Pane also showing :SS, if that feature is set to ON in the Seconds Option menu (see 4.1.3).
  • Page 7 MD23-190 User Guide Count-up Timer (T) When the Count-up Timer (also referred to as elapsed timer, stopwatch, or chronograph) is selected from the Lower Pane, the Lower Pane and Middle Pane will show HH:MM:SS. The user can START, STOP, and RESET the timer manually by scrolling to and selecting the desired action.

  • Page 8: User Options

    MD23-190 User Guide Summary of Display and Functions: • Upper Pane o Time/Date: Select and display UTC or Local Time; Displays date ▪ Set: Allows user to set Local Time ▪ Sync Icon: Displays Sync status; white = on, gray = off •...
  • Page 9 MD23-190 User Guide Time Format The Time Format menu can set the Local Time to 12-HR or 24-HR mode. UTC time will always be shown in 24-HR model. This page will also identify which mode is currently active. Time Formal Menu Time Set The Time Set menu allows the user to set UTC time or Local Time.
  • Page 10 MD23-190 User Guide Date Set The Date Set menu allows the user to set the date. The internal calendar will keep an accurate date through the year 2099. Date Set Menu Seconds Option The Seconds Option menu allows the user to choose whether the seconds (HH:MM:SS) are shown (ON) or not shown (OFF) on the main display for both the time (UTC and LOCAL) and the Flight Timer.

  • Page 11: Instructions For Continued Airworthiness

    MD23-190 User Guide Summary of User Option Menu items and their function: • Time Format Set 12 or 24-hour time display; applies to Local Time only • Time Set Set UTC and Local Time UTC can be set as an offset to GPS time or independently when Sync is not on/available SYNC UTC resets UTC to GPS time (if available) •...

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