Canon S820MG, Руководство по обслуживанию

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S900
Part 4: Appendix
1.3 Print Head
Figure 4-3 Print Head
Pin No. Signal IN/OUT Function
1,2,8~13 GNDH
19,20
3 DATAK OUT KDATA
4 DATALC OUT LCDATA
5 DATALM OUT LMDATA
6 DATAC OUT CDATA
7 DATAM OUT MDATA
14 TSOKLC IN KLC chip temperature status output
15 BG OUT Synchronized transfer signal
16 HDSEN IN Head YES/NO (GND for head)
17 HCLK OUT Head data transfer clock
18 DATAY OUT YDATA
21 HELMX OUT LM driving signal
22 HELCX OUT LC driving signal
23 HEKX OUT K driving signal
24 3.3V
25,36 GND
26 VSS-A Analog GND
27 VDD-A OPEN
28 HEYX OUT Y driving signal
29 HEMX OUT M driving signal
30 HECX OUT C driving signal
31~33,39~42 VH
48~50
34 3.3V
35 DHE OUT Dummy nozzle driving signal
37 TSOLMC IN LMC chip temperature status output
38 TSOMY IN MY chip temperature status output
43 E_CS OUT Head EEPROM chip select
44 E_SK OUT Head EEPROM clock signal
45 E_DI OUT Head EEPROM data signal
46 E_DO IN Head EEPROM data signal
47 VHT VH short on the logic board
A
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