HP 8340b

Table
E-l.
Motherboard
Wiring
List
Mnemonic
WSPAT
WSPTM
WYOKW
WYTMCTL
WYTMSLP
W11R2
YO
COIL+
YO
COIL-
YO TUNE
YOXISTB
Z-AXIS
BLANK
1.4V/GHZ
20/30
SWP
500 KHZ REF
8410
TRIG
+1.0V/GHZ
+10V/GHZRTN
+5V
AC1
+5VAC2
+5VSENSE(+)
+5VSENSE(-)
+5V
UNREG
+5.2V
Source
XA59-84
XA59-28
XA59-99
XA27-14
XA27-44
XA27-15
XA55-15.30
A62J2-8,13
XA55-24
XA55-29
XA57-97
XA28-7
XA58-41
XA42-9
XA57-62
XA28-17
XA28-39
A62
LUG
5
A62 LUG 5
XA52-15
XA52-39
XA35-1,
2,
3,19,
20,21
XA52-17,18,41,42
Destination
XA58-84
XA58-28
XA54-6
XA28-8
XA28-30
XA23-15
A62J2-6.15,
A62J29-5
SEPARATE
TRACE
TO
-40V
SENSE
POINT
A62J6
SMC CENTER
A62J29-4
A62
J31-2,20
XA24-6
XA43-1
XA41-20
A62J31-7
A62J31-31,32
A62J31-13
XA35-8,9,10,26,27,28,
T1 GREEN
WIRE
XA35-12,13,14,30,31,32,
T1 GREEN
WIRE,
A62CR1
ANODE
TO TRACE
ON A62
NEAR
XA52-17,
+5.2
VOLT SENSE POINT
TO A62 STAR
GROUND'
XA52-13,14,37,38,
A62C2(+),
A62C3(+),
THRU A62R3 TO GND
XA21-5.23, XA22-2.200, XA23-3.21,
XA24-3, XA25-6.28, XA26-4.26, XA27-3.34,
XA28-2.24, XA34P2-4.5,
THRU A62L1
TO
XA36-15.30,
THRU
A62L3
TO
XA37-18.36,
THRU
A62L7
TO
XA39-15.30,
XA40-15.30,
XA41-15.30,
XA42-18.36, XA43-18.36,
XA54-2,20, XA55-2.17, XA57-36.37.92,
XA58-36,37,92,
XA59-36,37,92,
XA60-36,37,92,
XA61-36,37,921,
A62J1-
31
THRU
37,
A62J2-4.17,
A62J19-3,11,
A62J31-3
c
M/N
assembly
ground
plane
connected
to
Star
Ground through W45
•
Reserved for future
expansion,
'
The
A61
board
assembly
is
not
included with the
HP 8340B
Traces
connected
to
XA61
are
included
in
this
wiring
list
to keep
signal
destinations
complete
HP
8340B/41B
Motherboard Wiring
List
E-23