User Guide

Ampex 1308911-02 D-1
MSR Diagnostic Status Information Introduction
Appendix D
MSR Diagnostic Status Information
D.1 Introduction
The Mass Storage Recorder (MSR) Diagnostic Status information consists of three categories:
• RF Status
• Latched/Continuous Status
• Physical Block Related Status
This information is intended to aid service personnel in diagnosing and correcting problems.
It is reported by dst_getlog() and dd2_getlog_drive.
D.2 RF Status Field
D-1 describes the arrangement and content of the RF Status Field data structure.
Table D-1. RF Status Parameters
Byte Bit Description
0 7-0 Head R1 Write Drive [0-255]
1 7-0 Head R2 Write Drive [0-255]
2 7-0 Head R3 Write Drive [0-255]
3 7-0 Head R4 Write Drive [0-255]
4-12 71-0 Reserved
13 7-3 Reserved
13 2 Equalizer Mode Manual
13 1 Tracking Mode Manual
13 0 AST Curvature Correction {Off, On}
14-23 79-0 Reserved
24-39 7-0 Head P1 R.F Envelope
40-55 7-0 Head P2 R.F Envelope
56-71 7-0 Head P3 R.F Envelope