2 the lcd label, Figure 193: panels status, Button color and behavior selected – Kramer Electronics WP-501 User Manual

RC-74DL, RC-63DLN, RC-63DL, RC-63D, RC-63AX, RC-63AL, RC-63A, RC-62X, RC-62, RC-5B4, RC-5B2, RC-52N, RC-2C, RC-2, RC-13TC, SL-14RCN, SL-14RC, SL-12, SL-10, SL-1, RC-76R, RC-76M