Specifications

C.2 SHAD—Shuttle Head Actuator Driver
The SHAD board(P/N 29-26729-00) receivesserial dot imageinformation
from the SMIH board and converts it to parallel information to drive
(fire) the appropriate print head actuator. The SHAD board contains 33
actuator drivers.
The SHAD board is located in the front row of connectors in the top back
area of the printer Figure 6–23 is a layout diagram of the SHAD board,
showing the location of the jumpers, and a potentiometer.
Fuses: None
R58 - Factory adjusted for an average actuator current of 2.5
amps.
Indicators: None
Jumpers: J5 - IN
J6 - OUT
J7 - IN
Figure C–1: SHAD Board
J5
J6
R58
P6
P1
P2 P3
P4
P5
SHAD
RE_UK00264M_89
C–2 LG31 PRINTED CIRCUIT BOARD SUMMARY