Series 3700 System Switch/Multimeter User's Manual
Section 6: Model 3750 Additional Information
3700S-900-01 Rev. C / July 2008
6-15
Figure 6-6: Location of P3 and J5 jumpers
The connector labeled P3 contains all of the jumpers needed to configure digital
I/O and VEXT1, VEXT2. The connector labeled J5 contains a single jumper
option that configures the backplane relays. See the following table for individual
jumper locations and effects.
Desired effect
P3 pin
numbers
Install all 8 pull-up resistors on CH1
Jumper 1 - 2
Install all 8 pull-up resistors on CH2
Jumper 3 - 4
Install all 8 pull-up resistors on CH3
Jumper 7 - 8
Install all 8 pull-up resistors on CH4
Jumper 5 - 6
Install all 8 pull-up resistors on CH5
Jumper 9 - 10
CH1, CH2, CH4 connect pull-up voltage to +5 V
Jumper 11 - 13
CH1, CH2, CH4 connect pull-up voltage to VEXT1
Jumper 13 - 15
CH3, CH5 connect pull-up voltage to +5 V
Jumper 12 - 14
CH3, CH5 connect pull-up voltage to VEXT2
Jumper 14 - 16