Kodak X-Omat 270 RA Service Manual page 69

[9] Check the positions of the SWITCHES and
the JUMPERS:
Position
S1 Switch
Jumper E1
Jumper E2
Jumper E3
Jumper E4
Jumper E5
+12V
-12V
PS_GND
P502
K506
K505
K504
K503
K502
500 BD
K501
2B6845
Installation
All positions off
Jumper Pins 1 and 2
Jumper Pins 1 and 2
None
None
None
TP23
TP32
TP33
P501
E5
DS6
DS5
TP16
DS4
DS3
DS2
TP2
DS1
AD-REF
E3
TP3
AD+REF
TP2
1RQ
P509
P503
XB1
GND E
E1
TP27
XIRQ
RST
E2
CPU
U28
Checking the Positions of the Switches and the Jumpers
on the 500 Circuit Board, the Microprocessor
[10] Install the new 500 CIRCUIT BOARD in the
PROCESSOR.
[11] Connect the 9 CONNECTORS removed in
Step [4].
[12] Check for correct operation of the
PROCESSOR.
P504
DS7
TP10
MDTDRV
TP9
E4
RST
VPP
U45
S2
GND
RST
U31
TP29
AS
U20 U19
MOTFB
P506
R/W-
AD0
P508
TP7
S1
+5V
BT 501
E
E1
TP27
E2 XIRQ
R/W-
AD0
CPU
U28
U18 U17
AD1
TP1 TP3
AD2 AD_RUN
P507
C100
P505
H104_0445DA
6-11