Anritsu Site Master S810A Maintenance Manual

Figure 1. Site Master S818A
1. INTRODUCTION
This manual provides maintenance instructions for
Site Master S810A, S818A Antenna and Coax/
Waveguide Analyzers. It describes the product and
provides performance verification procedures, parts
replacement procedures, and a replaceable parts list.
2. DESCRIPTION
The Site Master (Figure 1) is a hand held SWR/RL
(standing wave ratio/return loss) and Distance-To-
Fault measurement instrument. It combines a syn-
thesized source, VSWR Bridge, and receiver on a
single printed circuit board (PCB). An optional
power monitor is also available. A block diagram is
shown in Figure 2.
490 JARVIS DRIVE ¨ MORGAN HILL, CA 95037-2809
www.valuetronics.com
MAINTENANCE MANUAL
Site Master™
Antenna and Coax/Waveguide Analyzers
S810A, S818A
1
A U
T O
S C
A L
E
2
S T
A R
C A T
E S
L
C A
C L P E
3
E A
C A
R
L
4
S A
V E
S E
T U
P
5
R E
C A
S E
L L
T U
P
6
L IM
IT
7
M A
R K
E R
8
S A
V E
D IS
E N
P L
A Y T E
9 R
R E
C A
D IS
L L
P L
A Y
0
R U
O N
N
H O
O F
P R L D
F
I N
T
3. PERFORMANCE VERIFICATION
Paragraphs 4 through 7 contain tests that can be
used to verify the performance of the Site Master
models S810A and S818A having any version of firm-
ware.
3.1. Initial Setup for Testing
1. Press and hold the ESCAPE/CLEAR key,
then press the ON/OFF key to turn on
the Site Master. (This sets the instru-
ment to the factory preset state.)
2. Release the ESCAPE/CLEAR key and use
the Up/Down Arrow key to adjust the
contrast to give a readable display.
P/N: 10580-00022
REVISION C
PRINTED: JANUARY 2001
COPYRIGHT 1999-2001 ANRITSU CO.