Section
3—FG
501
ADJUSTMENT
Introduction
This
adjustment
procedure is to be used
to restore
the
FG
501 to original performance specifications. Adjust
ment need
not
be performed unless the instrument failsto
meet
the Performance
Requirements of the Electrical
Characteristics listed
in the Specification section, or the
Performance
Check cannot be
completed satisfactorily.
Completion
of
all adjustment steps
in this procedure
ensures
that the instrument will meet the performance
requirements
listed
in the Specification section. However,
to
fully ensure satisfactory performance, it is recommend
ed that the
Performance Check
be performed after any
adjustment
is made.
Services
Available
Tektronix, Inc. provides
complete instrument repair
and
adjustment at local Field Service Centers and at the
Factory
Service
Center. Contact your local Tektronix Field
Office or
representative for further information.
Recalibration
Interval
Recommended
recalibration interval
is 2000 hours of
operation
or six months, whichever occurs first.
Test
Equipment Required
The
test
equipment
listed in Table 3-1, or equivalent, is
required
for adjustment of the FG
501. Specifications
given for the test equipment are the minimum
necessary
for accurate adjustment and measurement. All test equip
ment
is assumed
to be correctly calibrated and operating
within
specification.
If other test equipment is substituted, control settings
or calibration
setup may need to be altered to meet the
requirements
of
the equipment
used.
A
flexible TM 500 extender cable, Tektronix Part No.
067-0645-02, is
useful for
troubleshooting or adjusting the
FG
501;
however, the complete Adjustment Procedure
can
be performed without
use of the extender.
Table 3-1
LIST OF
TEST EQUIPMENT
REQUIREMENTS
Description
Performance
Requirement
Application
Example
Oscilloscope
Bandwidth
dc to 15 MHz;
deflection
factor
10 mV/
div
to 5 V/div;
sweep
rate
20 ns/div to
1 ms/
div.
Steps
4 through 15
TEKTRONIX T921 or
equivalent
Power Module
Three compartments or
more
All
steps
TEKTRONIX TM 503,
TM
504,
or equivalent
Digital Voltmeter
Range 0 to ±20 V de;
displayed
error less
than
0.5%.
Set
power supply volt
ages
TEKTRONIX
DM 501“
Frequency
Counter
Frequency range
0.1 Hz
to above
1 MHz; accuracy
within
one part in 105
±1
count.
Basic timing
& VCF
INPUT
TEKTRONIX
DC 504"
or
equivalent
Pulse
Generator
0 to +2 V square-wave
output into
50 Ω load.
Period 0.2 ms; duration
0.1
ms.
Set
phase range
TEKTRONIX PG
501*
or
equivalent
REV
C,
JUN
1978
3-1
Summary of Contents for FG501
Page 1: ...Tektronix COMMITTED TO EXCELLENCE FUNCTION GENERATOR FG 501 INSTRUCTION MANUAL...
Page 5: ...Fig 1 1 FG 501 Function Generator FG 501 REV B JUL 1978...
Page 43: ...Section 6 FG 501 OPTIONS There are no options for the FG 501 at this time 6 1...
Page 58: ...PARTS LOCATION G R ID BELOW SN B020000 COMPONENT Below SN BOS...
Page 59: ...FG I...
Page 60: ...FG 501 BLOCK DIAGRAM BLOCK D IA G R A M...
Page 63: ...COMPONENT LOC SN B020000 UP PARTS LOCATION G RID SN B 020000 U P REV G JUN 1978...
Page 65: ......
Page 66: ...GENERATOR...
Page 67: ...FQ 501 R 6 V H JUL 1 118 4 BI Ife Output Am...
Page 68: ...431 I4 Output Amplifier and Switch Details DEH OUTPUT AMPL SWITCH D ETA ILS...
Page 69: ...8L innr 9 A ra ios J...
Page 70: ...ULI91a Power Supply O DEM 50 3 POWER SUPPLY...
Page 76: ......
Page 77: ...79 78 FG 501 FUNCTION GENERATOR FIG 1 EXPLODED...