Vanguard ATRT-03_03B S2 - Manual (Page 18)

ATRT-03 S2, ATRT-03A S2, AND ATRT-03B S2 USER’S MANUAL REV 2
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2.0 PRE-TEST SETUP
2.1 Operating Voltages
All three ATRT-03 S2 models can be powered by ac line voltage of 100-240 Vac, 50/60 Hz. For
greater flexibility, the ATRT-03A S2 features an internal rechargeable lead acid battery and can
also be powered by a 12 Vdc external source. The ATRT-03 S2 has built-in ground fault isolation
detection and will only operate with voltages that are ground-fault isolated.
2.2 LCD Screen Contrast Control
To increase the LCD screen contrast, press and hold the
[PAPER ∧ Contrast]
key for two
seconds. Release the button when the desired contrast level has been reached.
To decrease the LCD screen contrast, press and hold the
[PAPER ∨ Contrast]
key for two
seconds. Release the button when the desired contrast level has been reached.
2.3 Printer Paper Control
To advance the thermal printer paper, press and release the [PAPER ∧ Contrast] key.
To retract the thermal printer paper, press and release the
[PAPER ∨ Contrast]
key.
2.4 Printer Paper
The ATRT-03 S2 and ATRT-03A S2’s built-in thermal printers use 4.5-inch wide thermal paper for
printing test results. To maintain the highest print quality and to avoid paper jams, the use of
thermal paper supplied by Vanguard Instruments Company is highly recommended. Additional
paper can be ordered from the following sources:
Vanguard Instruments Co, Inc.
1520 S. Hellman Avenue
Ontario, CA 91761
Tel: 909-923-9390
Fax: 909-923-9391
Part Number: VIC TP-4 paper
BG Instrument Co.
13607 E. Trent Avenue
Spokane, WA 99216
Tel: 509-893-9881
Fax: 509-893-9803
Part Number: VIC TP-4 paper