Fluke 8508A - 4 Maintenance

4-1
Chapter 4
Maintenance
Title Page
Introduction.......................................................................................................... 4-3
Access Procedures ............................................................................................... 4-3
Before You Start.............................................................................................. 4-3
Cabling and Wiring Connections .................................................................... 4-4
Removing the A1 DC PCA ............................................................................. 4-5
Removing the A2 AC PCA ............................................................................. 4-6
Removing the A3 Ohms PCA ......................................................................... 4-7
Removing the A4 Digital PCA........................................................................ 4-8
Removing the A5 Bezel Assembly.................................................................. 4-9
Removing the A5A1 Display PCA.................................................................. 4-10
Removing the A6 Rear Input Assembly.......................................................... 4-11
Fuse Replacement and Line-Voltage Selection ................................................... 4-12
Line-Power Fuse F1 and Voltage Selection .................................................... 4-12
Rear-Input Current Fuse F2 (Rear Inputs Option)........................................... 4-13
Self Test ............................................................................................................... 4-13
Self-Test Errors ............................................................................................... 4-13
Fatal Errors ...................................................................................................... 4-16
Execution Errors.............................................................................................. 4-18
Device Dependant Errors ................................................................................ 4-19