Welch Allyn 53 Service Manual page 75

Disassembly Procedure Disassemble the SpO Assembly
2
SpO Reassembly Notes
2
The J2 connector halves are keyed to prevent incorrect connection. However, to facilitate the
connection, align the red line on the edge of the ribbon cable with pin 1 of the connector on
the SpO board.
2
Red edge
Pin 1
Vital Signs Monitor Series 300 75 Service Manual