Calibration
—7623/R7623
Service
TEST
EQUIPMENT
(cont)
Description
Minimum
Specifications
Usage
Examples
of
Applicable
Test
Equipment
7.
Vertical plug-in unit
(two
identical units
re
quired),
and a dual display
vertical unit.
Tektronix
7A-series 65
megahertz
bandwidth re
quired for
complete pro
cedure as written.
Used throughout pro
cedure
to provide vertical
input
to the instrument
under
calibration.
Identi
cal
units
required for only
X-Y phase shift check.
a. Tektronix 7A15A
and an 7A18
Amplifier (may be
shared with an
7000-series test oscilloscope).
b.
Any
7A-$eries plug-in unit (tol
erances
in some stpes
may be lim
ited
if low-frequency
units used).
8. Time-base plug-in unit
Tektronix
7B-series.
Used through procedure to
provide sweep.
a. Tektronix 7B53A
or
7B52 Time
Base.
b.
Any 7B-series plug-in unit.
9.
Mainframe standardizer
calibration
fixture
Produces gain-check
and
pulse-response
waveforms.
Used
throughout
pro
cedure
to
standardize in
strument
so
plug-in units
can be
interchanged with
out
complete recalibra
tion.
a. Tektronix
Calibration
Fixture
067-0587-01.
b.
Calibrated
7000-series
plug-in
units
with
suitable signal sources
may be substituted
if
lower per
formance is
acceptable.
10. 1
0X passive probe
Compatible
with 7B-series
external
trigger input.
Chopped
mode operation
check (adjustment pro
cedure).
a.
Tektronix P6053 or P6054
Probe
(may be shared with test
oscilloscope).
11.
T connector
Connectors,
BNC.
External
Z-axis operation
check.
a.
Tektronix Part No. 103-0030-00.
12.
Termination
Impedance,
50-ohms;
accuracy, ±2%;
connec
tors, BNC.
Horizontal
timing check
and
adjustment.
X-Y
phase
shift
check.
a.
Tektronix Part No. 011 0049-01.
13.
Dual-input coupler
Connectors, BNC.
Added
operation check.
X-Y
phase shift check.
a.
Tektronix Calibration Fixture
067-0525-00.
14.
Cable (two required)
Impedance,
50 ohms;
type,
RF-58/U;
length, 18
and
42 inches; connectors,
BNC.
Used
throughout pro
cedure
for signal
intercon
nection.
a.
Tektronix
Part No. 012-0076-00
(18-inches).
Tektronix Part No.
012-0057-01
(42-inches).
15.
GR in-line termination
Impedance, 50 ohms;
accuracy,
±2%;
connec
tors,
GR874 input with
BNC
male output.
External
Z-axis
operation
check. Vertical
bandwidth
check. Vertical
amplifier
isolation check.
Horizontal
bandwidth
check.
a.
Tektronix
Part No. 017-0083-00.
16.
Cable
Impedance,
50
ohms; type
RG-213/U;
electrical
length,
five
nanoseconds;
connectors,
GR874.
External
Z-axis
operation
check.
Vertical bandwidth
check.
Vertical amplifier
isolation check.
Horizontal
bandwidth
check.
a.
Tektronix
Part No. 017-0502-00.
2-3
Summary of Contents for 7623
Page 1: ...MANUAL 7623 R7623 STORAGE OSCILLOSCOPE SERVICE MANUFACTURERS OF CATHODE RAY OSCILLOSCOPES ...
Page 51: ...Fig 3 2 Block diagram of Logic circuit Circuit Description 7623 R 7623 Service ...
Page 72: ...W NJ 00 Fifl 3 22 Low Voltage Power Supply detailed block diagram ...
Page 73: ...Circuit Description 7623 R 7623 Service ...
Page 74: ...CO NJ CD Fig 3 22 Low Voltage Power Supply detailed block diagram cont ...
Page 75: ...Circuit Description 7623 R 7623 Service ...
Page 97: ...Circuit Description 7623 R7623 Service 3 51 ...
Page 98: ...Circuit Description 7623 R7623 Service Fig 3 39 Output Pulses for the Storage Circuits 3 52 ...
Page 103: ...Circuit Description 7623 R7623 Service 3 57 ...
Page 108: ... Ç À Fig 4 2 Location of circuit boards in the 7623 ...
Page 109: ...Fig 4 3 Location of circuit boards in the R7623 Maintenance 7623 R 7623 Service ...
Page 113: ...Maintenance 7623 R7623 Service Fig 4 6 Circuit Isolation Troubleshooting Chart 4 9 ...
Page 165: ...7623 BLOCK DIAGRAM ...
Page 166: ...7623 R7623 Service Front of Board ...
Page 167: ......
Page 168: ...FL ...
Page 169: ......
Page 173: ...7623 Logic ...
Page 175: ...Vertical Interface A4 ...
Page 178: ...Vertical Interface ...
Page 180: ...Vertical Amp A5 ...
Page 184: ...Horizontal Amp A6 ...
Page 186: ...7623 TO P450 VERT AMP 3 HORIZONTAL AMPLIFIER ...
Page 188: ...Output Signals A7 ...
Page 190: ...FROM 7G23 Output Signals g ...
Page 195: ...FROM LV POWER SUPPLY 7623 CRT CIRCUIT ...
Page 197: ......
Page 200: ......
Page 202: ...Storage Output A14 ...
Page 204: ......
Page 205: ...7623 R7623 Service Fig 6 14 A15 Cal Storage circuit board ...
Page 208: ......
Page 209: ...7623 R7623 Service Fig 6 15 A16 Readout System circuit board ...
Page 213: ......
Page 242: ...7623 R7623 OSCILLOSCOPE b ...
Page 243: ...151 ...
Page 246: ...20 ...
Page 247: ...7623 R7623 OSCILLOSCOPE 112 ...