Changing The Address From The Front Panel; Controller - HP 3457A Service Manual

3457A
Installation
Dl07
Dl08
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REN
DAV
NRFD
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IFC
The HP 3 4 5 7 A contains metric threaded HP-IB cable mounting studs as opposed to English threads.
Metric threaded HP 16031A, B,
or
C
HP-IB cable lockscrews must be used to secure the cable to
the instrument. Identification of the t w o types of mounting studs and lockscrews is made by their
color. English threaded fasteners are colored silver and metric threaded fasteners are colored black.
DO NOTmate silver and black fasteners to each other or the threads of either or both will be destroyed.
SRQ
Metric threaded HP-IB cable hardware
ATN
SHIELD-CHASSIS GROUND
PI0 TWISTED PAlR WlTH PIN 6
PI0 TWISTED PAlR WlTH PIN 7
PlOTWlSTEDPAlRWlTHPIN8
PI0 TWISTED PAlR WlTH PIN 9
P I 0 TWISTED PAIR WITH PIN 10
P I 0 TWISTED PAlR WlTH PIN 11
ISOLATED DIGITAL GROUND
illustrations and part numbers follow.
--7
r.,--
i
LONG MOUNTING STUD
0380-06.3
SHORT MOUNTING
0 3 8 0 - 0 6 4 4
$ .
STUD
Figure 2-5. HP-IB Connector
2-23.
Changing the Address from the Front Panel. T h e IJP-IB address code is set f r o m t h e f r o n t panel as
follows:
a. Select the Command Directory " A listing by pressing the BLUE shift key, then the Configuration
"A" key (the display will show ACAL).
b. Use the
4
scroll key t o advance the conininnd listing t o ADDRESS.
c. Enter the desired IIP-IB decimal address using the MATH keys (refer t o Figure 2-6 f o r a list of
available codes).
d. Press the ENTer key located a t the lower-right corner of the keyboard.
e. To check the new address, press the BLUE shift hey then then the LOCAL/ADRS key. T h e display
will show the new address code. Press a n y key t o stop display of the address.
2-24. Changing the Address from the Controller. T o cllnnge the HP-IS address f r o m the controller,
proceed as follows:
a. D e t e r n i n e the present device address of the HP 3~157A. (The address must be known in order t o
communicate with the H P 3457A.) The address is ~nonientarily displayed during the power-on se-
quence o r c a n be called by pressing the BLUE shift
hey
then the LOCALIADRS key.