AT&T 3B2/300 Technical Reference Manual page 690

Appendix: CONNECTOR AND CABLING I N F O R M A T I O N - - - - - - - - - - - - - - - -
4-PLUG POWER CONNECTORS 5-PLUG GROUND CONNECTORS
PIN DESCRIPTION FUNCTION
PIN DESCRIPTION FUNCTION
1,2,3,4
+5 V (VCC) POWER
1,2,3,4,5
GROUND (GRD) GROUND
10-PIN POWER CONTROL CONNECTOR
PIN DESCRIPTION
FUNCTION
1,2 +12V RS-232C SUPPLY (V12P)
POWER
3,4 GROUND GROUND
5
-12V RS-232C SUPPLY (V12N)
POWER
6
SYSTEM RESET REQUEST (RQRST[O])
CONTROL
7 POWER ON HOLD (PWRON[l]) CONTROL
8
EXTERNAL POWER HOLD (EXTPWR[l])
CONTROL
(SOFT POWER CONTROL)
9 THERMAL SHUTDOWN REQUEST (THSDN[O])
CONTROL
10 POWER DOWN REQUEST (PDWNRQ[O]) CONTROL
3-PIN BATTERY CONNECTOR,
Jll
PIN DESCRIPTION
1 +3.9V (VBAT)
2 NOT USED
3
GROUND
2-PIN DIAGNOSTIC INDICATOR CONNECTOR, J12
PIN
DESCRIPTION
1 D1PU1 (+)
2
ERLEDO (-)
2-PIN POWER INDICATOR CONNECTOR, J13
PIN DESCRIPTION
1
D2PU2 (+)
2 GLEDONO (-)
B-108 TECHNICAL REFERENCE MANUAL