Mouse Controller Calendar (250-1010) Jumper Settings Faxback Doc. # 5296 Uses DIGI Mouse (26-1197) ONLY, not a serial mouse port. The 25-1010 board uses the same interrupt request line as a COM 2 serial device (IRQ#3). The 25-1010 board uses the same address area as a COM 2 serial device. (PORT 2FC Hex) Low Battery Error is common! Bend the contacts closer together. Clean the battery & contacts. As a last resort, slide a penny between the battery & top contact. The replacement battery may be ordered at your local Radio Shack under part number: ACS-0103 (National Parts). Check mouse driver date when COM 1 device is affected by installation of the DIGI Mouse board. Correct version of MOUSE.SYS driver May 1985 or later. * Do NOT use in the Tandy 3000/4000 series. (DTC/jlc-03/28/94)