Canon PIXMA MP170, Service Manual

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