CPU ALU &
CPU
CPU
CPU
ROM
ROM
REGISTERS
N14A
N14A
MICROSEQ.
N13A
N13A
CLOCK & I/O
N12A
N12A
I/O
N11A
N11A
BUFFER
N25
N25
CARDS
N26
N26
GND 1
A <
GND 1
A <
GND 1
A <
GND 1
A <
GND 1
A <
V+5 1
A <
V+5 2
B <
V+5 2
B <
V+5 2
B <
V+5 2
B <
V+5 2
B <
V–12 2
B n M R 1 5
n T Q R 3
C nTTX
n T T X 3
C nTQR
T T O 3
C n S R A
nSRA 3
C STF
V+12 3
C R O M B 2 0
nMAC 3
C n M R 1 4
nTTP 4
D AB
A B 4
D n T T P
S T F 4
D nINH
TTO 4
D n S I H
R O M B 2 1 4
D R O M B 2 2
ROMB<lo> 4
D n M R 1 3
(T0) - 5
E T0
n U T R 5
E n P T R
n ( L I x + M I x ) 5
E - (<)
TBUS 5
E nCEOb
R O M B 2 3 5
E R O M B 2 4
ROMB<hi> 5
E n M R 1 2
n(LIx+MIx) 6
F nTRE
n T R E 6
F - (MCK)
-
6
F MCK
nKSTOP 6
F nSSI
nM13 6
F R O M B 3 0
-
6
F n M R 1 1
nTTXT 7
H nPTR
n W T M 7
H n R D M
nPTR 7
H - (<)
nCFI 7
H DO15
M9 7
H R O M B 2 5
-
7
H n M R 1 0
nUTR 8
J nTBE
n T B E 8
J - (nINH)
n C C T 8
J XTC
(-) a1.8 8
J DO14
M10 8
J R O M B 2 6
nROMnA8b 8
J n M R 9
SCK 9
K nAB
n A B 9
K SCK
(SCK) - 9
K S C K
-
9
K DO13
M11 9
K R O M B 2 7
nROMA8b 9
K n M R 8
n T T X E N B 10 L nXTR
(-) BRC 10 L n X T R
n X T R 10 L - (<)
(nPTF) - 10 L DO12
M12 10 L R O M B 3 1
nROMA7b 10 L n M R 7
- 11 M nQTR
n Q T R 11 M - (nIPS)
nCEM 11 M nIPS
nDI11 11 M DO11
nAROM 11 M R O M B 3 2
nROMA6b 11 M n M R 6
- 12 N -
(XTC) - 12 N MCDIS
R C K 12 N <
nDI10 12 N DO10
(V+16) - 12 N R O M B 3 3
nROMA5b 12 N n M R 5
RCK 13 P - (RCK)
RCK 13 P Q 9
(>) - 13 P Q9
nDI9 13 P DO9
ROMnA8 13 P n R O M n A 8 b
nROMA4b 13 P n M R 4
T B U S 14 R - (TBUS)
Q 1 0 14 R TBUS
- 14 R -
nDI8 14 R DO8
ROMA8 14 R n R O M A 8 b
nROMA3b 14 R n M R 3
(MCK) - 15 S nBCD
n B C D 15 S n C C O
nCCO 15 S Q10
nDI7 15 S DO7
nROMA7 15 S n R O M A 7 b
nROMA2b 15 S n M R 2
(nCCT) - 16 T M C D I S
Q 8 16 T P0
(>) - 16 T Q8
nDI6 16 T DO6
nROMA6 16 T n R O M A 6 b
nROMA1b 16 T n M R 1
- 17 U P 0
Q 4 17 U Q 5
(>) - 17 U Q5
nDI5 17 U DO5
nROMA5 17 U n R O M A 5 b
nROMA0b 17 U n M R 0
- 18 V -
Q 6 18 V Q 7
Q6 18 V Q7
nDI4 18 V DO4
nROMA4 18 V n R O M A 4 b
GND 18 V <
nROMA3 19 W n R O M A 3 b
N14B
N14B
N13B
N13B
N12B
N12B
N11B
N11B
nROMA2 20 X n R O M A 2 b
T1 1
A AC0
A C 0 1
A Q 2
(nPTF) - 1
A <
nDI3 1
A DO3
nROMA1 21 Y n R O M A 1 b
-
2
B AC2
A C 2 2
B IQN (-)
(Q4) - 2
B <
nDI2 2
B DO2
nROMA0 22 Z n R O M A 0 b
-
3
C Q0
(nIHC) - 3
C Q 0
nIHC 3
C <
nDI1 3
C DO1
R O M B 3 7 23 AA R O M B 3 5
-
4
D -
Q 3 4
D Q 1
(>) - 4
D QRDb
nDI0 4
D DO0
R O M B 3 6 24 BB R O M B 3 4
T2 5
E -
QRDb 5
E QNR
CC8 5
E <
Q4 5
E Q2
GND 25 CC <
-
6
F MCDIS
C C 4 6
F C C 8
CC4 6
F <
Q0 6
F nPTF
SBUS 7
H - (<)
C C 1 7
H C C 2
CC1 7
H CC2
Q1 7
H Q3
D C 8
J AC1
A C 1 8
J DC
(-) nCLC 8
J I O C 3
IOC3 8
J K L S
ROM CARTRIDGE
ROM CARTRIDGE
-
9
K -
n T T T 9
K n T T M
L I x + M I x 9
K EOW
EOW 9
K BEEP
BUS
N03
N03
- 10 L T3
S C 1 10 L S C 0
Q00000 10 L QFG
Q F G 10 L Q00000
nROMnA8b 1
A nROMA0b
QAB 11 M B C
BC 11 M Q A B
S C B 11 M D R C
DRC 11 M Q N R
n M R 7 2
B nROMA7b
(nPOP) - 12 N SCB
RCK 12 N <
R C K 12 N <
nDO0 12 N a4.6 (-)
n M R 5 3
C nMAC
ROM
- 13 P -
nPOP 13 P nPOP
C L F 13 P nPOP
CLF 13 P nDEN
n M R 3 4
D nROMA2b
CARTRIDGES
NRC
NRC
GND 14 R <
GND 14 R <
GND 14 R <
nPOP 14 R a4.9 (-)
n M R 1 0 5
E nROMA4b
nROMA0b 1
A nROMnA8b
GND 15 S <
GND 15 S <
GND 15 S <
GND 15 S <
n M R 8 6
F -
nMAC 2
B nROMA7b
n M R 1 7
H -
n M R C 7 3
C nROMA2b
CPU TEST
N13C
N13C
n M R 1 2 8
J -
n M R C 3 4
D n M R C 5
PA0 1
A U13-5.10
n M R 6 9
K nROMA6b
n M R C 1 5
E nROMA4b
PA3 2
B PA2
n M R 1 4 10 L V–12
n M R C 1 0 6
F n M R C 8
PM1 3
C PA1
n M R 4 11 M V+5
-
7
H nROMA6b
SM1 4
D PM0
n M R 2 12 N GND
n M R C 6 8
J n M R C 1 2
SA1 5
E SA2
n M R 0 13 P GND
V–12 9
K n M R C 1 4
-
6
F SM2
n M R 9 14 R nROMA5b
n M R C 2 10 L n M R C 4
-
7
H PM2
n M R 1 1 15 S nROMA3b
n M R C 9 11 M n M R C 0
-
8
J PM3
BACKPLANE
NT
n M R 1 3 16 T nROMA1b
GND 12 N <
SA0 9
K SA3
TBUS 1
A nTTXENB
n M R 1 5 17 U ROMB27
nROMA5b 13 P nROMA3b
SM0 10 L SM3
-
2
B nCEM
nROMA8b 18 V ROMB22
V+5 14 R <
nPOP 3
C nTTXT
ROMB35 19 W ROMB23
n M R C 1 1 15 S nROMA1b
V+5 4
D <
ROMB37 20 X ROMB20
nROMA8b 16 T n M R C 1 3
- : dash indicates no connection
- : dash indicates no connection
- : dash indicates no connection
- : dash indicates no connection
GND 5
E <
ROMB34 21 Y ROMB21
ROMB<hi> 17 U n M R C 1 5
() : parentheses indicate backplane connection when different from board connection
() : parentheses indicate backplane connection when different from board connection
() : parentheses indicate backplane connection when different from board connection
() : parentheses indicate backplane connection when different from board connection
() : parentheses indicate backplane connection when different from board connection
() : parentheses indicate backplane connection when different from board connection
() : parentheses indicate backplane connection when different from board connection
() : parentheses indicate backplane connection when different from board connection
() : parentheses indicate backplane connection when different from board connection
() : parentheses indicate backplane connection when different from board connection
MCDIS 6
F Q4
ROMB36 22 Z ROMB26
ROMB<lo> 18 V -
HP 9830 Computer
Section: Connectors - ROM & CPU
Page: L4
Rendition: 2014 Dec 26