Acer S2W 3300U Service Manual - Page 35

5.9 Connectors of Scanner 3300U This section describes the connectors of Scanner 3300U, including all printed circuit boards in Scanner 3300U. Some connector definitions are duplicated for convenient referring. 5.9.1 Regulator board 3300U combine the regulator board and main board 5.9.2 Main Board J8 J3 J2 U3 U4 Figure 5-9 U6 J5 U7 Connector J2 on Scanner 3300U Main Board J2 is connected to the CCD board. Pin # 1 2 3 4 5 6 7 8 9 10 Signal name SHR SHG SHB PHI1 PHI2 PHIRS PHICP ~HSEN SHAD0 SHAD1 Description CCD Shift Signal R CCD Shift Signal G CCD Shift Signal B CCD driving clock phase 1 CCD driving clock phase 2 CCD Reset signal CCD Clamp Signal Home Sensor Enable CCD RGB Output Selection 0 CCD RGB Output Selection 1