Canon PIXMA MP170 Service Manual page 57

CN601 (Memory card)
No.
1 +3.3V
2 D-
3 D+
4 GND
5 RESET to Card
6 INT to Card
7 +5.0V
8 F-GND
CN602 (Operation panel) [MP450]
No.
1, 3 GND
2 SD_CLK
4 to 7 SD_D0 to D3
8 SD_CMD
9 PANEL_INTX
10 PANEL_RSTX
11 ERR_LED
12 POW_LED
13 STOP_SW
14 POWER_SW
15 SNS_HPS
16 VSEN
17 5V
18 3.3V
CN602 (Operation panel) [MP170]
No.
1, 15 GND
2 3.3V
3 PANEL_RSTX
4 PN_DCK
5 PN_RXD
6 PN_TXD
7 LED1
8 5V
9 ERR_LED
10 POW_LED
11 STOP_SW
12 POWER_SW
Signal name
Signal name
Signal name
Function
Card power supply
D- signal
D+ signal
Ground
Reset signal
Interrupt signal
Card power supply (for CompactFlash)
Frame ground
Function
Ground
Clock signal
Data signal
Command data switch
Interrupt signal
Reset signal
Alarm LED output
Powre LED output
Stop/Reset button
Power button
Scanner HPS
Sensor power supply
+5.5V
+3.3V
Function
Ground
+3.3V
Reset signal
Panel clock
Panel transmit signal (from the panel board to the
logic board)
Panel transmit signal (from the logic board to the
panel board)
Not used
+5.5V
Alarm LED output
Power LED output
Stop/Reset button
Power button
3-6