HP 30240A Installation And Service Manual page 64

Table 4-1. Selftest LEDs and Subtest Descriptions (Continued)
CODE
LED
INDICATION
HEX
NO. H I
J
K L
M
N
*
SUBTEST DESCRIPTION
15 0
o
1 0 1 0 1 1 PADDR to BADDR bus Low 15 bits
16 0 0 1 0 1 1 0 1 ZBANKL reg ister 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 Pre lim ina ry FIFO
INREADY, ADVREADY, OUTREADY
19
0 0 1 1 0 0 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 BDATA(0,1,13:15)
1D 0 0 1 1 1 0 1 1 FIFO Data BDATA(8:12)
1E
0 0 1 1 1 1 0 1 FIFO Data
BA( 11 : 15)
1F
0 0 1 1 1 1 1 1 FIFO Data
BA(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
a
1 1 1 COMCON register Values from reset
24 0 1 001 0 0 1 MAU Power On/Off (AUI/MAU not requ ired)
25 0 1
o
0 1 0 1 1 R13 CR, CR Full Bit
26 0 1
o
0 1 1
0
1 R15 Selftest Result register
Maintenance
4-6