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ARDAC WACS-2 Specification and Adjustment Manual
44X477 Rev. 8
05/ 16/ 03 2-2
Power Supply and Voltage Requirements
The WACS-2 operates from an external regulated 12 to 24 Volt DC power supply.
Section 1, Description and specifications, has details on the recommended power requirements.
Connection of the WACS-2 System to the Host
WACS-2 units connect to the host equipment through the DB-25 or DB-9 connector on the chassis. The
specifications for each of these connectors are provided in Section 1, Description and Specifications.
- RS-232 ARDAC-2 serial communications pass through the DB-25 or optional DB-9 I/O
connector.
- The 2-pin power connector must be connected to a host (or bench test) power supply meeting the
specifications of Section 1, Description and Specifications.
Install New or Up-Graded EPROM / FLASH on Microprocessor Board (Optional)
It may become necessary to install or change the EPROM / FLASH on an acceptor’s Microprocessor board.
The WACS-2 units are shipped from the factory with the latest version of the firmware for the specified
country, currency and application.
An EPROM / FLASH change may be required to:
- Adapt the System to a new country, currency or application.
- Change or increase the type of notes or currency handled by the System.
- Up-grade an already installed acceptor with the latest firmware version.
Figure 2-1
EPROM / FLASH Location