HP 9830 - Page 40

CPU ALU & CPU CPU CPU ROM ROM
REGISTERS
N14A
N14A
MICROSEQ.
N13A
N13A
CLOCK & I/O
N12A
N12A
I/O
N11A
N11A
BUFFER N25N25 CARDS N26N26
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 nMR15
nTQR 3 C nTTX nTTX 3 C nTQR TTO 3 C nSRA nSRA 3 C STF V+12 3 C ROMB20 nMAC 3 C nMR14
nTTP 4 D AB AB 4 D nTTP STF 4 D nINH TTO 4 D nSIH ROMB21 4 D ROMB22 ROMB<lo> 4 D nMR13
(T0) - 5 E T0 nUTR 5 E nPTR n(LIx+MIx) 5 E - (<) TBUS 5 E nCEOb ROMB23 5 E ROMB24 ROMB<hi> 5 E nMR12
n(LIx+MIx) 6 F nTRE nTRE 6 F - (MCK) - 6 F MCK nKSTOP 6 F nSSI nM13 6 F ROMB30 - 6 F nMR11
nTTXT 7 H nPTR nWTM 7 H nRDM nPTR 7 H - (<) nCFI 7 H DO15 M9 7 H ROMB25 - 7 H nMR10
nUTR 8 J nTBE nTBE 8 J - (nINH) nCCT 8 J XTC (-) a1.8 8 J DO14 M10 8 J ROMB26 nROMnA8b 8 J nMR9
SCK 9 K nAB nAB 9 K SCK (SCK) - 9 K SCK - 9 K DO13 M11 9 K ROMB27 nROMA8b 9 K nMR8
nTTXENB 10 L nXTR (-) BRC 10 L nXTR nXTR 10 L - (<) (nPTF) - 10 L DO12 M12 10 L ROMB31 nROMA7b 10 L nMR7
- 11 M nQTR nQTR 11 M - (nIPS) nCEM 11 M nIPS nDI11 11 M DO11 nAROM 11 M ROMB32 nROMA6b 11 M nMR6
- 12 N - (XTC) - 12 N MCDIS RCK 12 N < nDI10 12 N DO10 (V+16) - 12 N ROMB33 nROMA5b 12 N nMR5
RCK 13 P - (RCK) RCK 13 P Q9 (>) - 13 P Q9 nDI9 13 P DO9 ROMnA8 13 P nROMnA8b nROMA4b 13 P nMR4
TBUS 14 R - (TBUS) Q10 14 R TBUS - 14 R - nDI8 14 R DO8 ROMA8 14 R nROMA8b nROMA3b 14 R nMR3
(MCK) - 15 S nBCD nBCD 15 S nCCO nCCO 15 S Q10 nDI7 15 S DO7 nROMA7 15 S nROMA7b nROMA2b 15 S nMR2
(nCCT) - 16 T MCDIS Q8 16 T P0 (>) - 16 T Q8 nDI6 16 T DO6 nROMA6 16 T nROMA6b nROMA1b 16 T nMR1
- 17 U P0 Q4 17 U Q5 (>) - 17 U Q5 nDI5 17 U DO5 nROMA5 17 U nROMA5b nROMA0b 17 U nMR0
- 18 V - Q6 18 V Q7 Q6 18 V Q7 nDI4 18 V DO4 nROMA4 18 V nROMA4b GND 18 V <
nROMA3 19 W nROMA3b
N14B
N14B
N13B
N13B
N12B
N12B
N11B
N11B
nROMA2 20 X nROMA2b
T1 1 A AC0 AC0 1 A Q2 (nPTF) - 1 A < nDI3 1 A DO3 nROMA1 21 Y nROMA1b
- 2 B AC2 AC2 2 B IQN (-) (Q4) - 2 B < nDI2 2 B DO2 nROMA0 22 Z nROMA0b
- 3 C Q0 (nIHC) - 3 C Q0 nIHC 3 C < nDI1 3 C DO1 ROMB37 23 AA ROMB35
- 4 D - Q3 4 D Q1 (>) - 4 D QRDb nDI0 4 D DO0 ROMB36 24 BB ROMB34
T2 5 E - QRDb 5 E QNR CC8 5 E < Q4 5 E Q2 GND 25 CC <
- 6 F MCDIS CC4 6 F CC8 CC4 6 F < Q0 6 F nPTF
SBUS 7 H - (<) CC1 7 H CC2 CC1 7 H CC2 Q1 7 H Q3
DC 8 J AC1 AC1 8 J DC (-) nCLC 8 J IOC3 IOC3 8 J KLS
ROM CARTRIDGE
ROM CARTRIDGE
- 9 K - nTTT 9 K nTTM LIx+MIx 9 K EOW EOW 9 K BEEP BUS N03N03
- 10 L T3 SC1 10 L SC0 Q00000 10 L QFG QFG 10 L Q00000 nROMnA8b 1 A nROMA0b
QAB 11 M BC BC 11 M QAB SCB 11 M DRC DRC 11 M QNR nMR7 2 B nROMA7b
(nPOP) - 12 N SCB RCK 12 N < RCK 12 N < nDO0 12 N a4.6 (-) nMR5 3 C nMAC ROM
- 13 P - nPOP 13 P nPOP CLF 13 P nPOP CLF 13 P nDEN nMR3 4 D nROMA2b CARTRIDGES NRCNRC
GND 14 R < GND 14 R < GND 14 R < nPOP 14 R a4.9 (-) nMR10 5 E nROMA4b nROMA0b 1 A nROMnA8b
GND 15 S < GND 15 S < GND 15 S < GND 15 S < nMR8 6 F - nMAC 2 B nROMA7b
nMR1 7 H - nMRC7 3 C nROMA2b
CPU TEST
N13C
N13C
nMR12 8 J - nMRC3 4 D nMRC5
PA0 1 A U13-5.10 nMR6 9 K nROMA6b nMRC1 5 E nROMA4b
PA3 2 B PA2 nMR14 10 L V–12 nMRC10 6 F nMRC8
PM1 3 C PA1 nMR4 11 M V+5 - 7 H nROMA6b
SM1 4 D PM0 nMR2 12 N GND nMRC6 8 J nMRC12
SA1 5 E SA2 nMR0 13 P GND V–12 9 K nMRC14
- 6 F SM2 nMR9 14 R nROMA5b nMRC2 10 L nMRC4
- 7 H PM2 nMR11 15 S nROMA3b nMRC9 11 M nMRC0
- 8 J PM3 BACKPLANE NT nMR13 16 T nROMA1b GND 12 N <
SA0 9 K SA3 TBUS 1 A nTTXENB nMR15 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 nMRC11 15 S nROMA1b
V+5 4 D < ROMB37 20 X ROMB20 nROMA8b 16 T nMRC13
- : 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 nMRC15
() : 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