Printronix P9012 Maintenance Manual page 242

NFDWR
NFIRE
NFLT
NFONT0
NFONT1
NHCK
NHMC
NHMCNF1N
NHMCNF3W
NHMRBLK
NHSCB
NINT
NIO0–2,5
NIRQ
NLOAD
NMC
NMCSEL
NMCUFLT
NMFPE
NOHSTWR
NPAPO
NPAPOSW
NPCLOCK
NPLAO
NPLOAD
NPLAOSW
NPULEN
NRAM
NRESET
NRIBEN
NRIBFLT
NRIBM
NRIBMOV
NRST
NRUN1,2
NSTAT
NSWITCH
C–4
. . . . . . . . . . . Hammer Fire Data Write
. . . . . . . . . . . . Summation of Hammer Fire
. . . . . . . . . . . . . Fault
. . . . . . . . . . Font 0 Device Select
. . . . . . . . . . Font 1 Device Select
. . . . . . . . . . . . Hammer Clock
. . . . . . . . . . . . Hammer Master Clear
. . . . . . . Hammer Load Configuration 1 Write
. . . . . . Hammer Load Configuration 3 Write
. . . . . . . . Hammer Data Blank
. . . . . . . . . . . Hammer Shift Clock Optically Isolated/Buffered
. . . . . . . . . . . . . CTC Interrupt to CPU
. . . . . . . . . . I/O Addresses 0–2 and 5 Select
. . . . . . . . . . . . . Interrupt Request (Parallel)
. . . . . . . . . . . Load Hammers
. . . . . . . . . . . . . Not Master Clear (Buffered Reset)
. . . . . . . . . . MCU Selected
. . . . . . . . . MCU Fault
. . . . . . . . . . . Multi Function Peripheral (68901) Device Enable
. . . . . . . . No Host Writes Allowed
. . . . . . . . . . . . Paper Out Switch
. . . . . . . . . Paper Out Switch
. . . . . . . . . Serial Shift Clock for Front Panel
. . . . . . . . . . . Platen Open Switch
. . . . . . . . . . Load Switch Data into Shift Register
. . . . . . . . Platen Open Switch
. . . . . . . . . . Paper Puller Enable
. . . . . . . . . . . . RAM Bank Device Select
. . . . . . . . . . Reset
. . . . . . . . . . Ribbon Tense
. . . . . . . . . . Ribbon Fault
. . . . . . . . . . . Ribbon Move
. . . . . . . . Ribbon Move
. . . . . . . . . . . . . Reset
. . . . . . . . . . Enable Paper Feed 1, 2
. . . . . . . . . . . . Releases NUD, HRS, DCMOD from Reset State
. . . . . . . . . Switch Depressed
Mnemonics