C-MD-121 - Uncategorized Havis - Free user manual and instructions

Product Type	Vehicle Mount
Brand	Havis
Model	C-MD-121
Dimensions (Approx.)	10 x 6 x 2 inches
Weight	1.5 lbs (0.68 kg)
Material	Aluminum and Steel
Input Voltage	12V DC (vehicle electrical system)
Mounting Configuration	Pedestal or base plate mount
Compatibility	VESA 75x75 and 100x100 patterns
Adjustability	Tilt, swivel, and rotate
Locking Mechanism	Key lock for security
Weight Capacity	Up to 15 lbs (6.8 kg)
Installation	Requires basic tools; bracket included
Cleaning	Wipe with damp cloth; mild detergent
Operating Temperature	-22°F to 140°F (-30°C to 60°C)
Warranty	3 years limited
Certifications	SAE J1455, MIL-STD-810G (shock/vibration)
Repairability	User-serviceable parts available
Package Contents	Mount, hardware, keys, manual

Frequently Asked Questions - C-MD-121 Havis

How do I install the Havis C-MD-121 mount in my vehicle?

Installation typically involves securing the base plate to a flat surface using the provided hardware. Then attach the device cradle or VESA plate. Refer to the included manual for vehicle-specific steps.

What devices are compatible with the C-MD-121?

The mount is designed for devices with VESA 75x75 or 100x100 patterns, such as tablets, laptops, and displays weighing up to 15 lbs. Adapters may be needed for non-standard devices.

Can I use this mount on a floor or overhead location?

The C-MD-121 is primarily a dash or console mount. For floor or overhead use, additional brackets or adapters (sold separately) may be required.

Does the mount include a locking mechanism?

Yes, the C-MD-121 features a key lock to secure the device and prevent theft. Two keys are included.

What is the warranty on the Havis C-MD-121?

Havis offers a 3-year limited warranty against defects in materials and workmanship. Contact support for claims.

Can I adjust the viewing angle of my device?

Yes, the mount provides tilt, swivel, and rotation adjustments for optimal ergonomic positioning.

How do I clean and maintain the mount?

Use a damp cloth with mild detergent to clean. Avoid abrasive cleaners. Check screws periodically for tightness.

Is the C-MD-121 compatible with my specific vehicle model?

The mount is universal but designed for vehicles with flat mounting surfaces. Check fitment with Havis compatibility guide or consult customer service.

Can I purchase spare parts or keys for the mount?

Yes, spare parts and replacement keys are available through Havis or authorized dealers. Contact support for part numbers.

What tools are required for installation?

Basic tools like a screwdriver, drill, and wrench are typically needed. The mount comes with mounting instructions and template.

USER MANUAL C-MD-121 Havis

REV.	DESCRIPTION	DATE
10-16	RELEASED TO PRODUCTION	10-16
3-17	REMOVED C-MD 124 AND C-MD 125	3-17

C-MD-123

SURFACE MOUNTING INSTRUCTIONS

MD-120 SERIES MOTION DEVICES CAN BE MOUNTED TO ANY FLAT SURFACE, INCLUDING CONSOLE TOPS AND HDM POLES. IF SURFACE DOES NOT HAVE PREDRILLED HOLES, USE THE DRILL TEMPLATE TO THE RIGHT.

• PLACE MD-120 SERIES ON TOP OF MOUNTING SURFACE, ALIGNING THE (4) THREADED HOLES OF MD-120 SERIES BASE WITH THE (4) 1/4" HOLES THROUGH MOUNTING SURFACE.
• INSTALL THE (4) HEX BOLTS, LOCK WASHERS, AND FLAT WASHERS THROUGH MOUNTING SURFACE INTO THE THREADED HOLES OF THE MOTION DEVICE AS SHOWN IN THE DIAGRAM BELOW.
  • TIGHTEN ALL HARDWARE, ENSURING LOCK WASHERS ARE FULLY COMPRESSED.

HAVIS HAVIS, INC. 75 JACKSONVILLE RD, WARMENSTER, PA. 18974 1 800 524 9930

MD-120 SERIES INSTRUCTIONS

DO NOT SCALE DRAWING

SIZE DWG, NO. A C-MD-INST-4 REV 3-17

WRIGHT (LB): 8.97 SCALE: 1:0.9586 SHEET 1 OF 3

MOTION DEVICE INSTALLATION (C-MD-121) AND ROTATION OPTIONS (C-MD-122 AND C-MD-123)

• LOOSEN KNOB AND PUSH SLIDE TO THE FAR END OF UNIT, OPPOSITE OF THE KNOB.
• PLACE CM003105 DELRIN WASHER OVER 5/16 PEM STUD AND ALIGN WITH HOLES OF PLATE CM007671.
  • LOOSEN HANDLE OF MOTION DEVICE AND FULLY OPEN TO PROVIDE ACCESS TO HARDWARE DURING INSTALLATION
• PLACE BASE OF MOTION DEVICE ONTO DELRIN WASHER CM003105 AND OVER 5/16 PEM STUD OF PLATE CM007671.
  ATTACH 5/16 BELLEVILLE WASHER, 5/16-18 NYLOCK NUT, AND 5/16-18 JAM NUT TO 5/16 PEM STUD AND TIGHTEN UNTIL SNUG.
  • USING THE GUIDE BELOW, SELECT THE CARRIAGE BOLT PATTERN THAT ACHIEVES THE DESIRED RANGE OF ROTATION FOR THE MOTION DEVICE.
• INSERT THE APPROPRIATE 1/4-20 X 1/2 CARRIAGE BOLTS THROUGH THE BOTTOM OF PLATE CM007671, AND THROUGH CM003105 AND THE MOTION DEVICE BASE.
  • ATTACH WITH 1/4 PLASTIC WASHER, 1/4 FLAT WASHER, AND 1/4-20 NYLOCK GSM30016 AS SHOWN IN THE DIAGRAM.
  • REFER TO USER ADJUSTMENTS PAGE FOR INFORMATION ON ADJUSTING ROTATIONAL FORCE OF DEVICE.

CARRIAGE BOLT PATTERNS:

STANDARD 180° ROTATION (AS SHIPPED)

OPTIONAL 90° ROTATION (ADD SUPPLIED 1/4" HARDWARE AS SHOWN)

OPTIONAL *360° ROTATION DO NOT USE 1/4" HARDWARE)

*NOTE: OPTIONAL 360° MOUNTING IS NOT RECOMMENDED FOR MOUNTING DEVICES HEAVIER THAN A KEYBOARD.

DO NOT SCALE DRAWING
SIZEA	DWG. NO.C-MD-INST-4		REV3-17
WRIGHT (1): 8.40		SCALE: 13	SHEET 2 OF 3

MOTION DEVICE ROTATION

NOTE: TILT/SWIVEL MOTION DEVICE SHOWN. OTHER MOTION DEVICES MAY BE SUBSTITUTED.

(OPTIONAL 90° ROTATION CONFIGURATION)

3 (STANDARD 180° ROTATION CONFIGURATION)

USING A 1/2" SOCKET, LOOSEN NUT 1 AND ADJUST NUT 2 WITH A 1/2" OPEN END WRENCH AS REQUIRED TO ACHIEVE CUSTOMER DESIRED ROTATIONAL FORCE OF MOTION DEVICE. RETIGHTEN NUT 1 WITH A 1/2" SOCKET WHILE RESTRICTING NUT 2 FROM TURNING WITH A 1/2" OPEN END WRENCH.

FOR MINOR ADJUSTMENT, TIGHTEN OR LOOSEN NUT 3 USING A 7/16" SOCKET.

DETAIL B

SLIDE TENSION ADJUSTMENT

COMPLETELY LOOSEN THE KNOB ON THE FRONT OF THE UNIT. ADJUST SET SCREW 3 WITH A 3/32 ALLEN KEY TO ACHIEVE DESIRED SLIDE TENSION. THIS WILL SET THE CONSTANT TENSION OF THE UNIT. ONCE SET, CONTINUE TO HOLD THE SET SCREW IN PLACE WITH THE ALLEN KEY AND TIGHTEN NUT 4 WITH A 3/8 OPEN END WRENCH UNTIL SNUG. THE UNIT WILL NOW MAINTAIN THE SET TENSION DURING POSITIONING WITH THE KNOB LOOSE AND CAN LOCKED IN POSITION BY TIGHTENING THE KNOB.

UNIT ROTATION

SLIDE THE CARRIAGE TOWARDS THE KNOB TO EXPOSE NUT 5. USING A 9/16" SOCKET, ADJUST NUT 5 AS REQUIRED TO ACHIEVE THE CUSTOMER DESIRED ROTATIONAL FORCE OF DEVICE WHEN RELEASE LEVER IS PULLED.

DO NOT SCALE DRAWING
SIZEA	DWG. NO.C-MD-INST-4		REV3-17
WRIGHT (A): 8.36		SCALE: 1:5	SHEET 3 OF 3