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Figure 2-5
Diagnostic and Power Supply LEDs
Digital Controller Board DIAG LEDs
DIAG LEDs
0 1 2 3
J1
P2
Power Supply LEDs
DS1: +5D
DS2: +12STBY
DS3: –12V
DS4: +12A
Reading Front Panel or GPIB Codes
Failure codes are listed in the table below. If more than one failure occurs, the
failure code will be the sum of the individual failure codes. The nature of the
failure and the assembly most-likely at fault is also listed.
J4
CAL
MODULE
P1
controller5.eps
Troubleshooting
Self-Test Diagnostics
DS3 DS4
DS1
DS2
51
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Troubleshooting
