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BTP-R990 User’s Manual
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4.9.1 Power on printer ..............................................................................................................11
4.9.2 Print self-test page...........................................................................................................11
4.10 G
UIDE FOR HEXADECIMAL DUMPING MODE
.....................................................................................11
4.10.1 Hexadecimal dumping function........................................................................................11
4.10.2 Running hexadecimal dumping........................................................................................11
5 Routine
maintenance ........................................................................................................................13
5.1 P
RINT HEAD AND ROLLER CLEANING
..............................................................................................13
5.2 M
ARK SENSOR CLEANING
..............................................................................................................13
5.3 C
LEAR PAPER JAM
........................................................................................................................13
6 Interface signal ..................................................................................................................................14
6.1 P
ARALLEL INTERFACE
...................................................................................................................14
6.2 S
ERIAL INTERFACE
.......................................................................................................................15
6.3 USB
INTERFACE
...........................................................................................................................15
6.4 E
THERNET INTERFACE
..................................................................................................................15
6.5 WLAN
INTERFACE
........................................................................................................................16
6.6 P
OWER INTERFACE DEFINITION
.....................................................................................................17
6.7 C
ASH DRAWER INTERFACE SIGNAL DEFINITION
................................................................................17
7 Troubleshooting.................................................................................................................................18
7.1 P
RINTER DOESN
’
T WORK
...............................................................................................................18
7.2 E
RROR
LED
AND
B
UZZER
.............................................................................................................18
7.3 P
ROBLEMS DURING PRINTING
........................................................................................................18
8 Optional
accessories .........................................................................................................................19
8.1 W
ATERPROOF COVER
...................................................................................................................19
8.2 LCD
MODULE
...............................................................................................................................19
8.3 P
OWER SUPPLY BOX
.....................................................................................................................19
8.4 W
ALL MOUNTING
..........................................................................................................................19
8.5 P
OWER
USB
CABLE
......................................................................................................................20
9 Power
Management ..........................................................................................................................21
Appendix: Button configuration menu.....................................................................................................22