The Cr-510 Diagnostic Self-Test - Radio Shack TRS-80 CR-510 Operation Manual

Diagnostic Self-Test
Once the CR-510 is connected to a power source, you can perform the Self-Test to confirm that it is
operating properly.
1. Be sure the unit is ON.
2. Set the Card Reader DIP Switches to 9600 baud.
1 = LEFT
2= RIGHT
3= RIGHT
4= RIGHT
3. Place the Diagnostic Test Card (Figure 8) face down into the Card Reader Hopper.
4. Press the SELF-TEST and START STOP Buttons simultaneously.
5. For the unit to pass the test, all Card Reader Front Panel lights (except power) will go off. A flashing
lamp indicates a malfunction.
Figure 8. Inserting the Diagnostic Test Card