N22B.13
22
B2
U82-32
74154
1-of-16
decoder
1
Y0
2
Y1
3
Y2
4
Y3
5
Y4
6
Y5
7
Y6
8
Y7
9
Y8
10
Y9
B1
B4
20
B8
N22A.3
M9
11
Y10
13
Y11
14
Y12
15
Y13
16
Y14
17
Y15
M10
M11
M12
N22A.C
N22A.D
N22A.4
N22A.E
N22A.5
N22B.14
N22B.15
N22B.16
N22B.17
N22B.18
N22B.21
N22B.20
N22B.19
N22B.12
18
E2
19
E1
nROMB00
nROMB01
nROMB02
nROMB03
nROMB04
nROMB05
nROMB06
nROMB07
nROMB14
nROMB15
nROMB10
nROMB11
nROMB12
nROMB13
23
21
4
3
U82-31
1.2K
V+16
V+12
N22B.J
N22B.H
N22B.F
N22B.K
N22B.E
5
4
U82-18 6
N22B.L
nAROM
8
9
U82-19
5
4
U82-30 6
5
4
U82
-6
6
M14
M13
nRSB1A
1
2
U82
-6
3
M9
nRAMB0A
M8
nRSB1
9 U82-31 8
NRCc-18
NRCc-17
NRCb-18
NRCb-17
NRCa-18
NRCa-17
NRCd-18
NRCd-17
NRCe-18
NRCe-17
ROM CARTRIDGES
2
1
U25-5
N25.7
N25.C
N25.8
N25.9
N25.10
4-404
V+12
V+12
3.3K
N25.4
N25.D
N25.5
N25.E
N25.H
N25.J
N25.K
N25.F
N25.L
N25.M
N25.N
N25.BB
N25.AA
N25.24
N25.23
N25.6
nM13
N25.11
N26b-4
N26b-5
N26c-4
N26c-5
N26d-4
N26d-5
ROMB20
ROMB21
ROMB22
ROMB23
ROMB24
ROMB25
ROMB26
ROMB27
ROMB30
ROMB31
ROMB32
ROMB33
ROMB34
ROMB35
ROMB36
ROMB37
N03.X
N03.Y
N03.V
N03.W
N03.Z
N03.U
N03.21
N03.19
N03.22
N03.20
3 U25-5 4
5 U25-5 6
13 U25-5 12
11 U25-5 10
9 U25-5 8
1 U25-4 2
3 U25-4 4
5 U25-4 6
13 U25-4 12
11 U25-4 10
9 U25-4 8
5 U25-3 6
3 U25-3 4
1 U25-3 2
9 U25-3 8
N26a-4
ROMB16
N26a-5
ROMB17
N21A.H7
N21A.J8
N21A.K9
N21A.F6
N21A.L10
N21A.E5
N21B.B9
N21B.10
N21B.Z
N21B.22
N21B.AA
N21B.24
N21B.BB
N21B.23
22
B2
U25-6
74154
1-of-16
decoder
1
Y0
2
Y1
3
Y2
4
Y3
5
Y4
6
Y5
7
Y6
8
Y7
9
Y8
10
Y9
B1
B4
20
B8
11
Y10
13
Y11
14
Y12
15
Y13
16
Y14
17
Y15
19
E1
18
E2
23
21
ROM CARDS
Assemblies 26
BASIC ROM
Assembly 21
ROM CARTRIDGE BUS
Assembly 03
ROM BUFFER
Assembly 25
AEN
HP 9830 Computer
Section: ROM Bank Selection
Page: M3
Rendition: 2014 Dec 26
N25.B2
N25.A1
CC25
N25.3
V+12
V+12
N03.M
N03.NP
NRC.R14
NRC.N12
N03.L
NRC.9
V–12
V–12
M REGISTER
Assembly 82