5.7 Connectors of Scanner 2740S
This section describes the connectors of film scanner, including all printed
circuit boards in Scanner 2740S. Some connector definitions are
duplicated for convenient referring.
5.7.1 SPS Board
This PCB board has 2 connectors (J1, J2) and a power switch. J2 is
connected to the adapter.
J1 provides power to the main board.
Pin # Signal name Description
1 SG Signal ground
2 SG Signal ground
3 SG Signal ground
4 +15V Analog power +15V
5 +15V Analog power +15V
6 +5V Digital power +5V
7 +5V Digital power +5V
8 D12V lamp power +12V
9 SG Signal ground
10 M12V Motor power +12V
11 M12V motor power +12V
Electrical Systems API Confidential 5-11
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