Printronix P9012 Maintenance Manual page 244

SERXFER
SHAM0–2
SHAMX
SHCNTW
SHT PROP
SHT INTEG
SLCT
SPSHAM
STB . . . . . . . . . . . . . .
SYNC
SYSCLK
THAM0–2
TXCLK
TXDATA
TXREQ01
VCCSN12
VCCSP12
VCCNI12VA
VCCPI12VA
VREF2.6
WINDINGA,B,C
C–6
. . . . . . . . . Serial I/O DMA Data Transfer
. . . . . . . . . Sense Hammer Driver 0 to 2
. . . . . . . . . . . Sense Hammer Out to HAM 0 to 2
. . . . . . . . . Shift Count Write
. . . . . . . . . Proportional Speed Error
. . . . . . . . Integral Speed Error
. . . . . . . . . . . . . Select (On–line)
. . . . . . . . . . Spare Sense Hammer Driver 0, 1, 2
Data Strobe
. . . . . . . . . . . . . Delayed MPU
. . . . . . . . . . 6 MHz System Clock
. . . . . . . . . Test Hammer Driver Test 0–2
. . . . . . . . . . . Transmit Clock
. . . . . . . . . . Transmit Data
. . . . . . . . . DMA Transmit Request
. . . . . . . . . Switched –12V
. . . . . . . . . . Switched +12V
. . . . . . . Isolated –12V
. . . . . . . Isolated +12V
. . . . . . . . . . Voltage Reference 2.6 for Paper Feed
. . . . DC Motor Winding A, B, C
Mnemonics