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Maintenance
Table 4-1. Self-Test LEDs and Subtest Descriptions (Continued)
CODE
LED
INDICATION
HEX
NO.
H I
J
K L M
N
*
SUBTEST
DESCRIPTION
15
0 0 1 0 1 0 1 1 PADDR to BADDR bus
Low 15 bits
16
0 0 1 0 1 1 0
1
ZBANKL register
Low Z-80 bank bit
17
0 0 1 0 1 1 1 1 ZBANKH register
Eight high Z-80 bank bits
18
0 0 1 1 0 0 0
1
Preliminary FIFO
INREADY, ADVREADY, OUTREADY
19
0 0 1 1 0
o
1 1 FIFO Data
BDATA(7)
1A
0 0 1
1
0 1 0
1
FIFO Data
BEA(7,8)
1B
0 0 1 1 0 1 1
1
FIFO Data
BDATA(2:6)
1C
0 0 1 1 1 0 0 1 FIFO Data
BOATA(0 , 1 , 13: 15 )
10
0 0 1 1 1 0
1 1
FIFO Data
BDATA(8:12)
•.
~.
1E
0
0 1 1 1 1 0 1 FIFO Data
SA (11 : 15)
1F
0 0 1 1 1 1 1 1 FIFO Data
SA(6: 10)
20
0 1 0 0 0 0 0 1 FIFO Data
BA (1 : 5)
21
0 1 0 0 0 0 1 1 R14
Configuration register
22
0 1 0 0 0
1
0 1 OBII register
Value; Channel number not 0
23
0 1 0 0 0 1 1 1 COMCON register
Values from reset
24
0 1
o
0 1 0 0 1 MAU Power
On/Off (AUI/MAU not requ ired)
25
0 1
0
0 1 0 1 1 R13
CR, CR Full Bit
26
0 1
o
0 1 1 0 1 R15
Selftest Result register
11/85
4-6
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