Epson PC AX Technical Manual page 202

DIAGRAMS
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REFERENCE MATERIALS
DIAGNOSTICS PROGRAM
CONTENTS
1. System Board Check .•••..•••.•.....•••••.•• 7-29
2.
f';1emory
Check...............................
7-38
3. Keyboard Check 7-41
4. Monochrome Display Adapter and CRT Check 7-46
5. Color Graphics Adapter and CRT Check 7-52
6. Floppy Disk Drives and Controller Check ••.. 7-64
7. Math Coprocessor (80287) Check •••••....••.. 7-70
9. Parallel Port (Printer Interface) Check ..•• 7-75
11. Serial Port (RS-232C) Check ••••••••.....•.. 7-78
12. Alternate Serial Port Check................ 7-82
14. Dot-matrix Printer Check 7-83
17. Hard Disk Drives and Controller Check •••.•. 7-85
21. Alternate Parallel Port Check.............. 7-90
7-28
REV.A