GE T2100 Service Manual page 68

PIN #
J8-1
J8-2
J8-3
J8-4 +5V ISO
J8-5
J8-6 ISOGND
PIN #
J9-1
J9-2
J9-3 EN_ELEV
J9-4
J9-5
J9-6
J9-7 ELEV_FB
J9-8
J9-9 UP/DOWN*
J9-10
5-18
Theory of Operation: Processor Board (PCB) Theory
Table 15. J8 BDM Connector
NAME TYPE
BKGND LOGIC
NC NA
NC NA
PWR
RST* LOGIC
COM
Table 16. J9 Power Board to Processor Board Connector
NAME TYPE
+5.1V PWR
DGND COM
LOGIC
DGND COM
LIMIT* LOGIC
DGND COM
ANA
DGND COM
LOGIC
+24V PWR
GE T2100 Treadmill
IN/OUT
IN/OUT
NA
NA
OUT
IN
OUT
IN/OUT
IN
IN
OUT
IN
IN
IN
IN
IN
OUT
OUT
2021403-031
FREQ COMMENT
9600bps uC Serial Comm
NA NA
NA NA
DC ISO Power Supply
PULSE uC Reset Signal
DC ISO Gnd Supply
FREQ COMMENT
DC Digital Power
Supply
DC Digital Gnd Supply
PULSE Elevation Enable
Control
DC Digital Gnd Supply
PULSE Limit Switch
Feedback
DC Digital Gnd Supply
DC Pot Elevation
Feedback
DC Digital Gnd Supply
PULSE ELevation Direction
Ctrl
DC Digital Power
Supply
Revision A