Delta Tau MACRO CPU BOARD 4Ax-602804-xHxx - Manual (Page 17)

MACRO-CPU Hardware Reference
E5: MACRO Received Signal Detect/Bypass Mode (rev -105 and 106 only). Does
not exist on rev 107 and later models.
Rev -105
and Later
Location
Rev -104
and Earlier
Location
Jumper
Type
Description Default
B-3 3-PIN
Jump pins 1 and 2 to access the receiver’s signal detect operation.
Jump pins 2 and 3 to bypass the receiver’s signal detect
operation.
This jumper does not exist on MACRO-CPU versions -104
and earlier.
Pin 1-2
E40: MACRO Input (Fiber/Wired) Selector
Rev -105
and Later
Location
Rev -104
and Earlier
Location
Jumper
Type
Description Default
B-3 C-3 2-PIN
Remove jumper to select MACRO wired (RJ45) input from J14.
Jump pins 1 and 2 to select MACRO fiber optic input from U73.
Jumpered
(Option A)
Not
jumpered
(Option C)
JP3: MACRO Loop back Test Select For Copper Only (rev -104 and earlier)
Rev -105
and Later
Location
Rev -104
and Earlier
Location
Jumper
Type
Description Default
B-1 2-PIN
Remove jumper to select loop back in the copper interface of
MACRO communications (for test purposes only).
Jump pins 1 and 2 for normal copper MACRO communications.
This jumper does not exist on MACRO-CPU versions -105
and greater.
jumpered
JP4: Reserved for Future Use
3U MACRO-CPU Jumper and Switch Configurations 13