AH500 Module Manual 2. Press the clip in the direction indicated by the arrow, or use a slotted screwdriver to tighten the screws on the two sides of the high-density terminal block. Removal 1. Pull the clip in the direction indicated by the arrow, or use a slotted screwdriver to loosen the screws on the two sides of the high-density terminal block. AH04DA-5A/AH08DA-5B/AH08DA-5C AH08DA-5A 3-14 AH04DA-5A/AH08DA-5B/AH08DA-5C AH08DA-5A