Part 4: Appendix (S900) - Canon S520 Service Manual

Part 4: Appendix
JCR1 (Carriage flexible cable connector)
Pin No.
1,2
3~6 HVDD
7~10
11 CRENCB
12
13 CRENCA
14
15 HDSEN
16 HEEP_SK
17 HEEP_WD
18 HEEP_CS
19 SNSEN
20 SNENA
21
22 TSOLMC
23
24
25 DATAK
26 DATALC
27 DATALM
28 DATAC
29 DATAM
30 DATAY
31
32 HELCX
33 HELMX
34
35 HEMX
36
37
38
39
40
JCR2 (Carriage flexible cable connector)
Pin No.
1~8
9 TSOMY
10 SNSET
11~20
JCR3 (Carriage flexible cable connector)
Pin No.
1~8
9 TSOKLC
10
11~20
Signal IN/OUT
VH
GND
IN Encoder output phase B
EVDD Encoder power source
IN Encoder output phase A
GND
IN Head YES/NO
OUT Head EEPROM clock signal
IN/OUT Head EEPROM data signal
OUT Head EEPROM chip select
IN Scanner YES/NO
OUT Scanner enable
DHE OUT Dummy driving signal
IN LMC chip temperature status output
DT7 IN DT7
DT6 IN DT6
IN/OUT KDATA/DT5
IN/OUT LCDATA/DT4
IN/OUT LMDATA/DT3
IN/OUT CDATA/DT2
IN/OUT MDATA/DT1
IN/OUT YDATA/DT0
HEKX OUT K head driving signal
OUT LC head driving signal
OUT LM head driving signal
HECX OUT C head driving signal
OUT M head driving signal
HEYX OUT Y head driving signal
BG OUT Data transfer synchronization signal
GND
HCLK OUT Data transfer clock
GND
Signal IN/OUT Function
VH
IN MY chip temperature status output
IN Overseas/domestic sensor
GND
Signal IN/OUT Function
VH
IN KLC chip temperature status output
VH
GND
Function
4-2
S900