Adjusting The Automatic Ribbon Saver; Setting The Eccentrics - CAB HERMES Q Series Service Manual

5 Adjustments
5.6

Adjusting the Automatic Ribbon Saver

The ribbon saver reduces the consumption of transfer ribbon by lifting the printhead while feeding blank label areas.
The printhead will be lifted by eccentrics and the ribbon unwinder will be blocked by a magnetic clutch.
Eccentrics
Magnetic clutch
Table 4 Phases of the saver mode
5.6.1

Setting the Eccentrics

A misalignment of the eccentrics can cause a reduction of the saver effect in the saver phase or a deterioration of the
print image and a stagnant ribbon transport in the print phase.
Figure 24 Checking the eccentrics position
1. Lock the printhead.
2. Switch on the printer.
The ribbon saver will be synchronized. After this the eccentrics are in the print position.
3. Check the orientation of the eccentrics.
!
Attention!
Risk of ribbon saver malfunction.
In the print position the peak of the eccentric (2) at HERMES QL and at HERMES QR must
• point upwards and
stand on the right of the ball bearing (1)  Figure 24.
•
Access to the following functions only with service key installed!
4. If the peak of the eccentric points downwards invert the setting of Setup > Ribbon > Invert eccentric position.
5. Check the distance between ball bearing (1) and eccentric (2) with the 0,1 mm gauge (3).
If necessary select Setup > Ribbon > Saver eccentric position and adjust the angle setting of the eccentric.
6. Check the setting by changing between print and saver position using the function Setup > Ribbon > Toggle ribbon
saver.
Print phase
Printing position
-> Printhead is pressed down
Off
-> Ribbon unwinder can be turned
1 2 3
HERMES QL
Saver phase
Saving position
-> Printhead is lifted
On
-> Ribbon unwinder is blocked
3 1
HERMES QR
29
2