Brother TD-2020 Service Manual

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1.2.20 Check Battery A/D
Checks the A/D value detected by power supply from the battery. This inspection also checks
the normal operation of the optional battery base unit connector. For models without optional
battery base unit, remove the cover and attach the optional battery base unit for inspection first.
(1) Turn OFF the machine. Disconnect the AC adapter and remove the bottom cover. Attach
the optional battery base unit with Li-ion rechargeable battery set and turn ON the
machine.
(2) Make sure that the "Check battery AD" field is highlighted in yellow and press the [Run]
button to start the inspection.
Figure 44. "Check battery AD" start-up
(3) A/D value to be checked appears in the "Ad" field. Once "OK" appears for all items, the
inspection finishes automatically.
Note : If any item is not "OK", press the [NG] button to finish the inspection.
Figure 45. "Check battery" window
 Conditions required for OK
"Adaptor State" indicates that the AC adapter connector detected "none" (no connection).
Battery voltage shown as "Battery Voltage" is 0x7D to 0xB0.
Battery temperature shown as "Battery Temp" is 0x57 to 0xE5.
Optional battery base unit temperature shown as "Holder Temp" is 0x6D to 0xE4.
Model Inspection
TD-2000 Invalid
TD-2100N Valid

Brother TD-2020 Specifications

General

Color	-
Print technology	Direct thermal
Maximum resolution	203 x 203 DPI
Maximum print height	98.6 mm
Maximum printing width	56 mm
Product color	White
USB port	Yes
Ethernet LAN	No
Optional connectivity	Serial (RS-232), USB 2.0
USB 2.0 ports quantity	1
Connectivity technology	Wired
Flash memory	8 MB
Tape cutting	Automatic
Internal memory	6 MB
Number of fonts	7
Built-in barcodes	QR Code
Page description languages	ESC P
Maximum label length	1 m
Cables included	USB
Character sets	Abicomp, ASCII, BRASCII, ISO 8859-15, ISO Latin 1, Italic, PC437, PC850, PC858, PC860, PC861, PC863, PC865, Roman 8
Minimum RAM	128 MB
Minimum storage drive space	70 MB
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	5 - 40 °C
Operating relative humidity (H-H)	20 - 80 %
Harmonized System (HS) code	84433210
Package weight	2833 g
AC adapter output current	6 A
AC adapter output voltage	25 V

Weight and Dimensions

Depth	215 mm
Width	110 mm
Height	172 mm
Weight	1320 g