User's Manual

9
Light appears under following condition:
Paperless, paper jam, print head overheat, print head error or other situations.
PAPER Key（Red）： Light appears when paperless.
5.3 Self-checking
Self-checking can test whether the printer is working well or not, if it can print
The test list correctly, that means the printer is good enough (which is excluding the
problem with the connected interface to PC); otherwise, it needs repair.
Self-checking could print software version number, print density, interface type,
English character and some Chinese characters by order.
Self-checking procedure：Make sure the printer is connected to the
power, then press the feed key and switch on the power supply while the key is still
under pressing. At the same time, the printer begins to self-checking. Please loosen
the key within five seconds and the printer would print the self-testing list after it.
VI. Cash Drawer Interface
Cash drawer interface adopt RJ-11 standard, 6 lines socket and it outputs DC
24V/1A. Insert the RJ-11 socket to the corresponding interface which could through
the printer to open the cash drawer.
Pin function of cash drawer interface is listed as below:
Pin Number
Signal
Flow
Direction
1
Empty
Empty
2
Electrical grounding
Output
3
Empty
Empty
4
Driver Signal of Cash Drawer
Output
5
Empty
Empty
6
Empty
Empty