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Chapter 2 Service
Troubleshooting the Counter
2-52 Assembly-Level Service Guide
2
9If the
FAIL
message is displayed for a test, use Table 2-5 to
determine which assembly may need replacing.
10 Refer to Chapter 3, “Replacing Assemblies,” in this service guide
for dissasembly and reassembly procedures.
NOTE
After replacing an assembly, perform the calibration procedures in this
chapter.
Table 2-5. Troubleshooting
Failure Indicator Assembly at Fault
DISP: FAIL
A2 Display Board Assembly, or A1 Motherboard Assembly
CPU: FAIL
A1 Motherboard Assembly
ROM: FAIL
A1 Motherboard Assembly
RAM: FAIL
A1 Motherboard Assembly
EEPROM: FAIL
A1 Motherboard Assembly
HP-IB: FAIL
A1 Motherboard Assembly
QSPI: FAIL
A1 Motherboard Assembly, or A2 Display Board Assembly
FPGA: FAIL
A1 Motherboard Assembly, or A2 Display Board Assembly
FR END: FAIL
A1 Motherboard Assembly, or A4 AC Power Supply Assembly
MEAS: FAIL
A1 Motherboard Assembly, or A4 AC Power Supply Assembly
INTERP: FAIL
A1 Motherboard Assembly, or A4 AC Power Supply Assembly
KEYPAD: FAIL
Keypad, or Front Panel Assembly, or A1 Motherboard Assembly.
PRINT: FAIL
A1 Motherboard Assembly