SERVICE MANUAL
2–20
10FEB97 – SM3226-1
JUMPERS
[4] Check JUMPER locations listed below with the board being replaced to ensure that no changes have been made.
[5] When installing a new SEQUENCE BOARD, check that the following JUMPERS are installed:
SJ1-1 to SJ1-2
SJ2-1 to SJ2-2
SJ3-1 to SJ3-2
SJ4-2 to SJ4-3
SJ5-2 to SJ5-3
SJ6-1 to SJ6-9, SJ6-2 to SJ6-10, SJ6-3 to SJ6-11, SJ6-4 to SJ6-12, SJ6-5 to SJ6-13, SJ6-6
*
to SJ6-14,
SJ6-8 to SJ6-16
SJ7-1 to SJ7-2.
*
For printers with serial number 500369 and above, SJ6-6 is open, along with the NEW GUIDE PLATE.
SEQUENCE BOARD
H129_1705DC
SJ1
SJ2
SJ3
SJ4
SJ5
SJ6
SJ7
EPROM
ODD
EPROM
EVEN
H129_1705DCB