Rivera Primo CDM User Manual

Critical data module / digital, Power, Ground

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CDM

TM

CRITICAL DATA MODULE / DIGITAL

(part # 1096-0001 / Handlebar Mount)

NOTE: Please read these instructions completely before beginning installation.

Green LED display monitors Speed, RPM, Neutral Safety, Low Oil Pressure, Low Voltage, Engine Indicator,
Turn Signals & High Beam.

POWER

Connect the red wire from the main harness to accessory power from the ignition switch. In addition to powering the display system, this is also where
the low voltage detection circuit monitors the electrical system voltage. A good quality, solid state ignition switch should be used. The contacts on a
mechanical “bar” switch can bounce due to vibration causing the system to momentarily loose power and reboot. Never connect this to a battery charg-
er without a battery. It needs to have a 12 volt battery connected to it. Battery chargers have an unregulated voltage output that will cause the system
to not operate properly.

GROUND

The black wire is the main ground connection for the display. This should be connected directly to the negative cable on the battery. Using a tank or
frame ground may result in a weak or intermittent ground connection. A poor ground connection can cause improper, inaccurate or erratic operation.

NEUTRAL, TURN & HIGH BEAM INDICATORS

The right turn, left turn and high beam indicators are activated by 12 volts at their respective wires. The right turn signal wire is green, the left turn sig-
nal wire is orange, and the high beam wire is purple. These can be connected to the same wires that the indicator lights are connected to. The dis-
play system wire colors may not match the wire colors in your electrical harness. The neutral indicator is activated when the blue wire is grounded.
Connect the wire to the neutral switch or to the negative side of the neutral indicator light. When the
Indicator is activated; an N will be lit up on the display to the right of the speedometer.

TRIP RESET & FUNCTION SWITCH

The push button switch is found on the rear of the display. To reset the trip
mileage press and hold the switch in. Pressing the switch while turning the power
on will enter the setup menus.

SPEEDOMETER

The speed input connector plugs into the speed sensor to determine how fast you are traveling. For transmissions having the built-in electric sensor, a
three-wire harness adapter connects the transmission speed sensor to the speedometer. This speedometer is fully adjustable and calibration is
discussed below.

SPEEDOMETER CALIBRATION

The speedometer calibration is done using the function (trip) switch. The speedometer can be calibrated two different ways. The first method is to
place the unit in auto-cal mode and drive exactly one mile (one km for metric). The second method is to place the unit in adjust mode and the speed
reading can be moved up or down while driving. The speedometer will provide a reading before it is calibrated, but it may not be accurate. If the
speedometer will only show 00, then it is probably not getting a speed signal. Check all of the wiring and mechanical connections carefully. If you are
using a stock electric transmission sensor, remove it and check for metal filings on the magnetic end. If you are using a cable-driven sensor, make
sure the cable and sensor are turning. If you are using a gear-tooth or bold-head sensor, check the spacing to the steel target (these sensors will not
read aluminum or stainless steel targets)
.

METHOD 1, AUTOCAL

Make sure the key is off so the module is not powered. Press and hold the function switch. Turn the key on. With the switch still held, start the bike. The
display will show “DISPLAY” “..”. Release the function switch. The display will switch between “AUTO” (auto cal), “ADJ” (adjust), “CYL”, “SET”, “BAR”,
and “VOLT”. The odometer will show “SELECT”. When “AUTO” is displayed press the function switch. This will place the unit in auto calibration mode.
Release the function switch. The odometer will show all zeroes. Drive exactly one mile (or 1 km). The odometer value will be calculated and stored.
The module will now reboot in normal mode with the new speed calibration.

Press and release the function switch. The calibration value will be calculated and stored.

1108-0050

www.riveraprimoinc.com

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