5-17. Receiver Attenuator Adjustment Setup .... .... .... .... ... 5-29
5-18. IF BPF Flatness Adjustment Setup ..................... 5-30
5-19. DC Bias Adjustment Setup 1 ........................ 5-31
5-20. DC Bias Adjustment Setup 2 ........................ 5-32
6-1. Troubleshooting Organization . . . . . . . . . . . . . . . . . . . . . . . . 6-2
7-1. Power Supply Lines Simplied Block Diagram ................ 7-2
7-2. A50 SHUTDOWN LED Location . . . . . . . . . . . . . . . . . . . . . . . 7-3
7-3. A1 +5 VD LED Location . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4
7-4. Removing Line Fuse . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-5
7-5. A1 CPU Connector Locations . . . . . . . . . . . . . . . . . . . . . . . . 7-7
7-6. A40J1 Output Voltage .. .... .... .... .... .... .... . 7-8
7-7. A1 CPU Connector Locations . . . . . . . . . . . . . . . . . . . . . . . . 7-9
7-8. Fan Troubleshooting Setup . . . . . . . . . . . . . . . . . . . . . . . . . 7-11
7-9. A50 DC-DC Converter Troubleshooting Setup ................ 7-12
8-1. Digital Control Group Simplied Block Diagram .. .... .... .... . 8-2
8-2. A1 EEPROM Location ........................... 8-3
8-3. Firmware Revision Label . . . . . . . . . . . . . . . . . . . . . . . . . . 8-4
8-4. Bootloader Menu Display . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5
8-5. A1 Eight LEDs' Pattern .......................... 8-6
8-6. Bootloader Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8
9-1. Probe Power Connector Voltages ......................
9-5
10-1. Top View (Major Assemblies) .. .... .... .... ... .... ...
10-4
10-2. Bottom View (Major Assemblies) .. .... .... .... .... ....
10-5
10-3. Angle Assembly Parts 1/5 .. .... .... .... .... .... ...
10-6
10-4. Angle Assembly Parts 2/5 .. .... .... .... .... .... ...
10-7
10-5. Angle Assembly Parts (Opt. 001) 3/5 .. .... .... .... .... ..
10-8
10-6. Angle Assembly Parts 4/5 .. .... .... .... .... .... ...
10-9
10-7. Angle Assembly Parts 5/5 .. .... .... .... .... .... ...
10-10
10-8. Front Assembly Parts 1/8 . . . . . . . . . . . . . . . . . . . . . . . . . .
10-11
10-9. Front Assembly Parts 2/8 . . . . . . . . . . . . . . . . . . . . . . . . . .
10-12
10-10. Front Assembly Parts 3/8 . . . . . . . . . . . . . . . . . . . . . . . . . .
10-13
10-11. Front Assembly Parts 4/8 . . . . . . . . . . . . . . . . . . . . . . . . . .
10-14
10-12. Front Assembly Parts 5/8 . . . . . . . . . . . . . . . . . . . . . . . . . .
10-15
10-13. Front Assembly Parts 6/8 . . . . . . . . . . . . . . . . . . . . . . . . . .
10-16
10-14. Front Assembly Parts 7/8 . . . . . . . . . . . . . . . . . . . . . . . . . .
10-17
10-15. Front Assembly Parts 8/8 . . . . . . . . . . . . . . . . . . . . . . . . . . 10-18
10-16. Rear Assembly Parts 1/8 .......................... 10-19
10-17. Rear Assembly Parts 2/8 .......................... 10-20
10-18. Rear Assembly Parts 3/8 .......................... 10-21
10-19. Rear Assembly Parts 4/8 .......................... 10-22
10-20. Rear Assembly Parts 5/8 ..........................
10-23
10-21. Rear Assembly Parts (Opt. 1D5) 6/8 . . . . . . . . . . . . . . . . . . . . .
10-24
10-22. Rear Assembly Parts 7/8 ..........................
10-25
10-23. Rear Assembly Parts 8/8 ..........................
10-26
10-24. Main Frame Assembly Parts 1/23 ......................
10-27
10-25. Main Frame Assembly Parts 2/23 ......................
10-28
10-26. Main Frame Assembly Parts (FDD Assembly) 3/23 .............. 10-29
10-27. Main Frame Assembly Parts (FDD Assembly) 4/23 .............. 10-30
10-28. Main Frame Assembly Parts 5/23 ...................... 10-31
10-29. Main Frame Assembly Parts 6/23 ...................... 10-32
10-30. Main Frame Assembly Parts (A20 Motherboard Assembly) 7/23 ........ 10-33
10-31. Main Frame Assembly Parts 8/23 ......................
10-34
10-32. Main Frame Assembly Parts 9/23 ......................
10-35
10-33. Main Frame Assembly Parts (A1 CPU Board Assembly) 10/23 . . . . . . . . .
10-36
10-34. Main Frame Assembly Parts 11/23 .. .... .... .... .... ...
10-37
Contents-10