Canon iP6220D - PIXMA Color Inkjet Printer, Руководство по обслуживанию

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2-2. Operation Panel Board L
J1 (Logic board)
J2 (LCD)
J3 (Operation board R)
No. Signal name Function
1, 5, 7, 12 GND Ground
2 STOP_SW Stop/Reset button
3 PANEL_INTX Interrupt signal
4 PANEL_RSTX Reset signal
6 SD_CLK Clock signal
8 to 11 SD_D0to D3 Data signal
13 SD_CMD Command data switch
15 ALARM_LED Alarm LED output
16 POW_LED Power LED output
17 POWER_SW Power button
18 5V +5.5V
No. Signal name Function
1 LED_SHDNX LED illumination control
2 LED_PWR LED power supply
3 VDD +3.3V
4 Vss Ground
4 LED_Vss Ground
6 to 13 DB0 to 7 Data signal
14 RDB Data read
15 WDB Data write
16 RS0 Register select
17 RSTB Reset signal
18 CS1B Chip select
No. Signal name Function
1 to 4 RA4 to 7 Key scan row address
5 to 7 CA4 to 6 Key scan column address
8 SW_STP Stop/Reset button signal
9 HPS Scanner HPS
10 VSEN Sensor power supply
11 GND Ground
3-6