Datamax M-Class Mark II Maintenance Manual

Adjustments and Maintenance
2-28
• Level Two Reset
To return the firmware default settings and clear calibration and adjustment parameters,
turn OFF the printer then press and hold PAUSE, FEED, and CANCEL while turning ON
the printer. Continue to depress the keys until READY appears.
 Note: Calibration must be performed after a Level Two Reset; see Section 2.2.
2.10 Printhead Voltage Adjustment
CAUTION
Use extreme caution as voltage measurement is required; if the applied
voltage exceeds 28 VDC, printhead damage can result.
The printhead voltage adjustment is required when (1) replacing the power supply; or, (2) if
the factory voltage setting has been changed. No voltage adjustment is required during a
routine printhead replacement. Adjust the Printhead Voltage as follows:
1. Turn OFF and unplug the printer.
2. Remove the cover; see Section 4.1.
3. Using a multi-meter set to measure DC volts, connect the negative probe to chassis
ground and then proceed according to the revision of the installed Power Supply:
• If equipped, connect the positive probe to the Q3 Heat Sink; or,
Q3 Heat
Sink
RP1
Power Supply PCB

Datamax M-Class Mark II Specifications

General

Media Sensor	Adjustable reflective and transmissive sensors
Print Method	Thermal Transfer
Print Resolution	203 dpi
Memory	8 MB Flash, 16 MB SDRAM
Interface Options	USB, Serial, Ethernet, Parallel
Media Type	Roll-fed, die-cut, continuous, fan-fold, tags, ticket stock
Media Width	1.0 in (25.4 mm) to 4.65 in (118 mm)
Media Thickness	0.0025 in (0.0635 mm) to 0.010 in (0.254 mm)
Media Roll Diameter	8 inches (203 mm) max
Ribbon Width	1 to 4.33 inches (25.4 to 110 mm)
Ribbon Length	1968 ft (600 m)
Ribbon Core	1 inch (25.4 mm)
Label Width Range	1.0 in (25.4 mm) to 4.65 in (118 mm)
Label Length Range	0.25 to 39 inches (6.35 to 991 mm)