Fuji Xerox DocuCentre SC2020 Service Manual page 748

7-10
A B
3.1 PWB COMMUNICATION (ESS-DRIVE)
ESS PWB
PL18.2
1
ANALOG MUX SEL 1
J6
6
ANALOG MUX SEL 0
7
LPH SEL 1
8
2
LPH SEL 0
9
LPH SCL
10
3
LPH SDA
11
DAC DATA
14
4
DAC CLK
15
CRUM SCL
19
DAC LD
5 20
CRUM SDA
21
CRUM SEL 1
50
6
CRUM SEL 0
51
FLAT
CABLE
C D
DRIVE PWB
PL18.2
J1
55 59
54 58
53 57
DC COM
(1.2 J3)
52 56
DC COM
(1.2 J3)
60,49,37,
51 NVM
24,12,1
DC COM
(1.2 J3)
50
47
46
42
41
40
11
10
E F
ESS PWB
PL18.2
ANALOG MUX 2 AN 1
J1 J6
2
ANALOG MUX 2 AN 0
3
ANALOG MUX 1 AN 1
4
ANALOG MUX 1 AN 0
5
DC COM
1,12,24,
37,49,60
FLAT
CABLE
Chain3 Machine Run Control
G H
FAIL CODE
024-371
IOT-ESS Communication Fail
024-371
DC COM
(1.2 F4)
EEPROM
7.3 BSD
J
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