Delta Tau Turbo PMAC PCI-Lite, Справочник по аппаратуре

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Turbo PMAC PCI Lite
E-Point Jumper Descriptions 35
E87 - E88: Host-Supplied Analog Power Source Enable
E Point and
Physical Layout
Location Description Default
E87 C5 Jump pin 1 to pin 2 to allow AGND to come from
PC bus (ties amplifier and PMAC GND together.
Defeats OPTO coupling.). No jumper
Note: that if E87 is changed, E85 and E88 must also be changed. Also see E90.
E88 A2 Jump pin 1 to pin 2 to allow A-14V to come from
PC bus (ties amplifier and PMAC power supply
together. Defeats OPTO coupling.). No jumper
Note: If E88 is changed, E87 and E85 must also be changed. See E90.
E89: Amplifier-Supplied Switch Pull-Up Enable
E Point and
Physical Layout
Location Description Default
E89 B5 Jump pin 1 to 2 to use A+15V on J8 (JMACH1)
pin 59 as supply for input flags.
Remove jumper to use A+15V/OPT+V from J9
pin 9 as supply for input flags.
Jumper installed
Note: This jumper setting is relevant only if E90 connects pin 1 to 2.
E90: Host-Supplied Switch Pull-Up Enable
E Point and
Physical Layout
Location Description Default
E90
B5 Jump pin 1 to 2 to use A+15V from J8 pin 59 as
supply for input flags (E89 ON) {flags should be
tied to AGND} or A+15V/OPT+V from J8 pin 11
as supply for input flags (E89 OFF) {flags should
be tied to separate 0V reference}.
Jump pin 2 to 3 to use +12V from PC bus
connector P1-pin B09 as supply for input flags
{flags should be tied to GND}.
1-2 Jumper installed
See also E85, E87, E88 and PMAC Opto-isolation diagram.