1139300 Shadow 8 User Manual
4-2 Troubleshooting
When one or more digits of the code are zero (i.e., 30, 100, etc.), the IBIs representing zero
remain unlit. Code “30,” for example, is displayed as three flashing IBIs, code “100” as one
flashing IBI, and code “101” as two flashing IBIs separated by an unlit IBI.
Table 4-1 shows you how to correct the problem(s) associated with each fault code.
Figure 4-1. Fault Code “34” Displayed on Individual Beam Indicators on Main Receiver
Table 4-1. Shadow 8 Fault Codes
Fault Code System Status Corrective Action
Option Switch (Receiver) Faults
21 Incorrect Operating Mode switch
setting
Check setting of option switch 1 on
Main Receiver (see page 2-46).
22 Option switch settings changed during
operation
Turn Program/Run/Start key switch to
START, or cycle power.
23 Option switch settings do not match Check to see that option switch
positions 1 through 5 on Main Receiver
are set the same on both switch SWA
and switch SWB (see page 2-45).
24 Corrupted EPROM configuration. Reset option switches to their factory
defaults (see page 2-45).
26 Invalid Scan Code setting Check setting of option switch 3 on
Main Receiver and switch 1 on Main
Transmitter (see page 2-47).