Voltage Checks At The Interface Board (Clock) - Bosch FSR Series Training Manual

Voltage Checks at the Interface Board (clock)

Voltage readings at X2
NOTE: Pin connections are not marked
X2
X2
1- 1.5 VDC
2 - 0 VDC
3 - 0 VDC
4 - 5 VDC
5 - 0 VDC
6 - 8 VDC
7 - 0 VDC
8 - 32 VDC
1.
2.
3.
4.
5.
Jan. 2008, Iss. 1
Remove connector from board.
Set scale to +50VDC.
Attach one meter lead to ground and the
other lead to pins 1, 4, 6 and 8 in turn.
Voltage should read as indicated in the
chart.
If voltages are good and no display is
present, replace the interface board.
30