Data General NOVA ECLIPSE 6234 Service Manual page 99

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Data General Corporation (DGC) has prepared this manual for use by DGC personnel and customers as a guide to the proper installation, operation, and
maintenance of DGC equipment and software. The drawings and specifications contained herein are the property of DGC and shall neither be reproduced in
whole or in part without DGC's prior written approval nor be implied to grant any license to make, use, or sell equipment manufactured
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accordance herewith.
The diagnostic program contains the following tests:
A SERIES
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
B SERIES
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
CONTROLLER TESTING
RESET W/O CHECKS
CHECK RESET BUSY/DONE
DOB/DIB
RESET DOB
DOB {DEVICE 0) NO EFFECT
DOB/DIB
DOB (ALL DEVICE CODES) NO EFFECT
CHECK FOR DRIVE READY
LOIA DIAG CMND
LOIA DIAG CMND
CHECK SELF TEST FAULTS
XFER DOC/DIC
CHECK XFER DOA (0-7)/DIC
CHECK XFER DOA (8-15)/DIC
TEST SEQ 0 REG DIAG
TEST SEQ 1 REG DIAG
TEST SEQ 2 REG DIAG
TEST SEQ 3 REG DIAG
REPORT CONTROL PROG REV
CHECK CONTROLLER ID BITS
CONTROL PROG ROM CHECKSUM
CHECK XFER DOC/SHIFTER/DIC
CHECK EXTENDED STATUS FOR 0
CHECK DATA FIFO PATH
++
MEASURE SECTOR COUNT VALID PULSE WIDTH
TEST DISK SECTOR COUNTER VIA DIAG CMND
REC/SEEK TESTING
FIRST RECAL
VERIFY DONE AND CLEAR
CHECK INTERRUPT DISABLE
CHECK FOR OPEN INTERRUPT DISABLE
VERIFY DISK WILL CAUSE INTERRUPT ON NOP CMND
++
++
TRACK 0 STEPPER PHASES
STEP IN/ STEP OUT
STEPPER PHASE SEQUENCE
FIRST SEEK WITH READ HEADER
2 CYLNDER SEEK
SEEK 0/ SEEK MAX WITH READ HEADER
CHECK SEEK AFTER CLEAR
CHECK SEEK AFTER CLEAR DURING SEEK
STEP TO OIAG TRACK
FORCE END OF CYLINDER
++
=
TEST NUMBER NOT USED
4-55
77777
FLOAT 1/0
125/252
FLOAT 0/1
ALL
00/37
0
ALL
ALL
ALL
ALL
ALL
ALL
015-000133