Operation Panel Board - Canon PIXMA MP510 Service Manual

2-3. Operation Panel Board

J1 (Logic Board)
No.
1 DGND
2 POWER_SW
3 STOP/RESET_SW
4 LED_POW
5 LED_ERR
6 PN_RXD
7 PN_TXD
8 DGND
9 LVDATA+
10 LVDATA-
11 +5V
12 LVCLK+
13 LVCLK-
14 +3.3V
15 PNL_INT
16 DGND
17 PNL_RSTX
18 DGND
J2 (LCD Unit)
No.
1 LED_SHDNX
2 LED_POW
3 VDD
4 Vｓｓ
5 LED_Vｓｓ
6 DB7
7 DB6
8 DB5
9 DB4
10 DB3
11 DB2
12 DB1
13 DB0
14 WDB
15 RS0
16 RSTB
17 CS1B
18 RDB
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<Part 3: 2. CONNECTOR LOCATION AND PIN LAYOUT; 2-3. Operation Panel Board>
Signal name
Ground
Power switch
Stop/Reset switch
Power LED display
Error LED display
Transmission signal
Reception signal
Ground
LCD data signal+
LCD data signal-
Power supply
LCD clock signal+
LCD clock signal-
Logic power supply
Panel interruption signal
Ground
Panel reset signal
Ground
Signal name
Backlight-on operation enable
Power supply
Power supply
Ground
Ground
Display data 7
Display data 6
Display data 5
Display data 4
Display data 3
Display data 2
Display data 1
Display data 0
Write signal
Register select signal
Reset signal
Chip select signal
Power supply
Function
Function
3-12
Input / Output
-
OUT
OUT
IN
IN
OUT
IN
-
IN
IN
IN
IN
IN
IN
OUT
-
IN
-
Input / Output
OUT
OUT
OUT
-
-
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
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