7623
Page 7 of
7
Diagram
10
ADD:
CR1663; anode to
CR1664-CR1652 anode
junction,
and
cathode to +5 V
supply (this diode is located on
back of A15 board).
ADD:
To
P1690 and
P1720 a terminal 9
with
leads connecting
ground on A18
board to ground on A15 board.
CHANGE
:
S1728
SAVE switch
movable contact on A17 board to
normally
closed (connect S1719 through P1729-S102
to R102B when in
down position)
CHANGE:
P1730 pin 2
lead to
connect to P1728 pin 1 and P173O
pin
1
lead to connect to P1728 pin 2.
R1760
value to 1.2 K, R1789 value to 240 Ω, C1765
value to .01, R1810 value to 5.6 K (SN B030000-up).
R1814 value to
5.6 K (SN B030000-up), R1822 value to
14.3
K, R1840 value to 2.2 K, R1842
value to 22 K,
R1844
value to
22K, U1822 circuit number to U1882
(Board is
marked U1882).
REMOVE:
R1820
and
replace
with a conductor (SN
B030000-up)
REMOVE :
C1820
(SN
B030000-up)
ADD:
C1760
(1 µF) parallel
with R1760 (+ at R1761 end)
Fig. 6-15
Back
of
Diagram 10
CHANGE :
R2132 label to
R2123
C5/1273
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 ...