VOLTAGES
AND
WAVEFORMS
The
voltages and waveforms
shown on this diagram were obtained by using the recommended test
equipment and test
set-ups listed below.
RECOMMENDED
TEST
EQUIPMENT
ITEM
SPECIFICATIONS
RECOMMENDED
TYPE
Oscilloscope
Frequency response
Deflection factor
Input
impedance
Sweep
rate
DC
to 65
MHz
5 mV to 5
V/Div
10 MΩ, 20 pF
500 ns
Tektronix
7603 or 7613 equipped with
7A15A
Amplifier and
7B50 Time-Base
unit,
or equivalent.
Probe
Fast rise
10X attenuation probe
com
patible
with the vertical amplifier of the
test
oscilloscope.
Tektronix
P6053A,
or
equivalent.
Voltmeter (Non-Loading
Digital Multimeter)
Input impedance
Range
10 MΩ
0
- 500 V
Tektronix
7D13 Digital Multimeter (test
oscilloscope
must have
readout system)
or
Fairchild Model
7050, or equivalent.
Voltage
Measurements
Waveforms
Voltage measurements on this
diagram were made under
the following
conditions:
Waveforms
shown on this diagram were
obtained under
the following conditions:
7623
OSCILLOSCOPE
UNDER TEST. Front panel
Set front panel controls (knob type)
to mid-range.
controls are
set the same as for voltage measurements. A
7A15AN
Vertical plug-in unit
and a 7B53AN Time Base
unit
are installed
in the mainframe under test. The 4
Set
VERT MODE
for CHOP
Volt Calibration
signal from the mainframe under test
isconnected to the
input of the vertical amplifier. The
vertical amplifier
is set for 1 V/Division deflection
Set TRIG
SOURCE
for VERT MODE
centered
on
the CRT. The 7B53AN is set for free
running sweep;
1 ms/Division sweep rate.
Set
for
NON STORE
condition
TEST
OSCILLOSCOPE. The test oscilloscope is AC
coupled and
internally triggered.
No
plug-in
units
are
installed.
Tolerances
of voltages and waveforms shown are
20%.
Voltmeter
common
is connected to
chassis ground.
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 ...