Canon PIXMA MP510, Service Manual

Page: 63 / 68

2-4. Carriage Board
No. Signal name Function
1,2 A_GNDH Head ground
3 HD2_C1 Head data C1
4 HD8_Y1 Head data Y1
5 VSS Logic ground
6 PBK1 Logic ground
7,8 B_GNDH Head ground
9 HD3_SC1 Head data SC1
10 HD5_SM1 Head data SM1
11 HD4_M1 Head data M1
12 HENB1 Head heat enable signal 1
13 HD10_SM2 Head data SM2
14 VSS Logic ground
15 HD11_M2 Head data M2
16 B_DiK Logic ground
17 HD0_K1 Head data BK1
18 HENB0 Head heat enable signal 0
19 HENB3 Head heat enable signal 3
20 HLAT Head data latch signal
21 HD12_SC2 Head data SC2
22 PBK2 Logic ground
23 HD9_Y2 Head data Y2
24 HENB2 Head heat enable signal 2
25 HD1_K2 Head data BK2
26 A_DiK Logic ground
27,35 HVDD Head logic power 3.3V
28 ROM_CS Head EEPROM chip select signal
29 HCLK Head data transfer clock signal
30 ROM_DO Head EEPROM data signal
31 HD13_C2 Head data C2
32,40 B_VH2 Head drive power 24V
33,34 A_VH Head logic power 24V
36 ROM_SK Head EEPROM serial clock signal
37 ROM_DIO Head EEPROM data signal
38 B_DiA Diode senor anode
39 VHT Head drive power 24V
To the table of contents To the top
<Part 3: 2. CONNECTOR LOCATION AND PIN LAYOUT; 2-4. Carriage Board>
3-13