Racal Instruments 1994 Service Manual page 177

Universaltimer/counters
Table of Contents

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FROM
PREVIOUS PAGE
'ONITOR
10MHz STD
JTPUT SOCKET WITH
OSCILLOSCOPE USE
ITEMS
2
AND
7
IN
TABLE
6.1
REFER.
TO
MEASUREMENT
block
IN
SECTION
5
CONNECT 10MHz
STD
OUTPUT SOCKET TO
CHANNEL
A
INPUT
SOCKET USE
ITEM
7
IN
TABLE
6.1
.
SELECT
CHECK FUNCTION
NABLE
SPECIAL
FUNCTION
77
WAIT
10
SECONOS
CONNECT 10MHz
STD
OUTPUT SOCKET TO
CHANNEL
B
INPUT
SOCKET
USE ITEM
7
IN
TASLE
6.1
.
nIABLE
SPECIAL
FUNCTION
78
WAIT
10
SECONDS
REPLACE
FILTER
RELAY
CHECK OPERATION
OF
CHANNEL
A
X1/X10 RELAY
SELECT
FREQ
A
FUNCTION
}NNECT
10
MHz
STD
OUTPUT
SOCKET
TO
CHANNEL
A
INPUT
SOCKET
SELECT
RESOLUTION OF
10
OtGITS
CHECK THAT
DISPLAY
INDICATES
000.000000 £3
(+2
FOR
LSD!
WITH
OVERFLOW
INDICATOR
LIT
CHECK OPERATION OF
RELAY
CORRESPONDING
TO THE
ERROR
CODE
DISPLAYED
ERROR
CODE
RELAY
52
CHANNEL A
1
MO/
50Q
53
DC/ AC
54
FILTER
55
COM
A
56
CHANNEL
B
X1/X10
57
1
MO/500
58
OC/AC
GO
TO
NEXT PAGE
REFER
TO
MEASUREMENT
BLOCK
IN
SECTION
5
REFER TO
CHANNEL
A
AND
8
BLOCK
IN
SECTION
5
6-13

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