Agilent Technologies 85110L User's And Service Manual page 85

Service
Introduction
Table 7-2 Test Sets Interconnect Table (5 of 6 continued)
Mnemonic Description
LBIOS Low=Buffered I/O Strobe
LBUFWR Low=Buffered Write
LENDRA Low=End of Range
LOPTP Low=Option Present
LPRTHLD Low=Preturn Hold
LP2ACT Low=Port 2 Active
LSWDRVP Low=Sweep Driver Present
LTEMP Low=Over Temperatrure
PWON Power On
P1ACT Port 1 Active
P1BIASIN Port 1 Bias Voltage In
P1BIASOUT Port 1 Bias Voltage Out
P2BIASIN Port 2 Bias Voltage In
P2BIASOUT Port 2 Bias Voltage Out
SWEPTBIAS Swept Bias
SBA1 A1 Sampler On/Off
SBA2 A2 Sampler On/Off
SBB1 B1 Sampler On/Off
SBB2 B2 Sampler On/Off
TEMP2 Analog Temperature Sensor
VSET VTO Set Voltage
+5VA +5 V to Attenuators
+5VCAP +5 V Unreg to Input Filter Cap
−5VCAP −5 V Unreg to Input Filter Cap
+15VCAP +15 V Unreg to Input Filter Cap
−15VCAP −15 V Unreg to Input Filter Cap
+5VREG +5 V Regulated Supply
−5VREG −5 V Regulated Supply
+15VREG +15 V Regulated Supply
−15VREG −15 V Regulated Supply
7-8
Signal Enters
(Assembly)⇒
Signal Enters Signal Exits
Motherboard Motherboard
(Connector/Pin) (Connector)⇒
XA4−5
XA4−27
XA3−43
XA2−20
J11−17
XA4−4
XA3−21
XA3−7
XA4−6
XA4−26
J8 (Rear Panel)
Port 1 (Front Panel)
J6 (Rear Panel)
Port 2 (Front Panel)
XA3−24
XA3−4
XA3−26
XA3−3
XA3−25
XA3−1
XA3−2
XA5−17, 39
XA15−45
XA15−8, 9, 30, 31
XA1−12, 13, 34, 35
XA15−16, 17, 38, 39
XA15−2, 3, 24, 25
XA15−6, 7, 28, 29
XA15−10, 11, 32, 33
XA15−14, 15, 36, 37
A5 A9-A12 IF Amps and
Attn/
Switch
A14 RF A13 RF
Switch Switch
XA5 J2 J4
5
43
7
6
5
5
10, 32 4 4
13, 35
Agilent 85110L Test Set
A17
LO Amp
J5
4