475
E F F SN B 1 0 0 0 0 0 -up
Pa g e 1 of 5
E L E C T R I C A L P A R T S L I S T A N D S C H E M A T I C C O R R E C T I O N
C H A N G E TO:
A 3
6 7 0 - 2 2 4 0 - 0 1
V E R T P R E A M P C i r c u i t B o a r d A s s e m b l y
C 1 0 9
2 8 3 - 0 1 9 1 - 0 0
0. 0 2 2 pF, Cer, 50 V
C112
2 8 1 - 0 1 2 2 - 0 0
2 . 5 - 9 pF, V a r
C 1 3 9
2 8 3 - 0 2 3 8 - 0 0
0 . 0 1 pF, Cer, 50 V
C 2 0 9
2 8 3 - 0 1 9 1 - 0 0
0 . 0 2 2 pF, Cer, 50 V
C212
2 8 1 - 0 1 2 2 - 0 0
2.5 -9 PF, V a r
C 2 3 9
2 8 3 - 0 2 3 8 - 0 0
0 . 0 1 pF, Cer, 50 V
C 3 9 8
2 8 1 - 0 6 2 8 - 0 0
15 pF, Cer, 6 0 0 V
L 1 7 1
2 7 6 - 0 5 2 8 - 0 0
Core, f e r r a m i c s u p p r e s s o r ,
s e l e c t e d
L 174
2 7 6 - 0 5 2 8 - 0 0
Core, f e r r a m i c s u p p r e s s o r ,
s e l e c t e d
L 2 7 1
2 7 6 - 0 5 2 8 - 0 0
Core, f e r r a m i c s u p p r e s s o r ,
s e l e c t e d
L 2 7 4
2 7 6 - 0 5 2 8 - 0 0
Core, f e r r a m i c s u p p r e s s o r ,
s e l e c t e d
Q 1 7 8
1 5 1 - 0 4 3 4 - 0 0
S i l i c o n , P N P , 2 N 4 2 6 1
Q 1 8 8
1 5 1 - 0 4 3 4 - 0 0
S i l i c o n , PNP, 2 N 4 2 6 1
Q 2 7 8
1 5 1 - 0 4 3 4 - 0 0
S i l i c o n , PNP, 2 N 4 2 6 1
Q 2 8 8
1 5 1 - 0 4 3 4 - 0 0
Silic o n , PNP, 2 N 4 2 6 1
R 1 0 9
3 1 1 - 1 2 6 8 - 0 0
10 kfl, V a r
*R110
3 1 1 - 1 2 2 8 - 0 0
10 kfl, V a r
R 1 1 3
3 1 7 - 0 6 8 1 - 0 0
680
Q,
( n o m i n a l v a l u e ) s e l e c t e d
R 1 3 7
3 1 7 - 0 2 4 2 - 0 0
2.4 k£2 ( n o m i n a l v a l u e ) s e l e c t e d
R 1 3 8
3 1 7 - 0 2 0 2 - 0 0
2 kH (n o m i n a l v a l u e ) s e l e c t e d
R 1 4 5
3 1 5 - 0 6 2 0 - 0 0
62
a ,
1/4 W,
5%
R 1 7 6
3 1 1 - 1 2 2 6 - 0 0
2.5 kft, V a r
R 2 0 9
3 1 1 - 1 2 6 8 - 0 0
10 kft, V a r
R 213
3 1 7 - 0 6 8 1 - 0 0
680
Q.
(nominal v a l u e ) s e l e c t e d
M 1 9 , 9 1 1 / 5 7 3
* N o t e :
SN B 0 1 0 1 0 0 - B 0 9 9 9 9 9
R 1 1 0 w a s 3 1 1 - 1 2 6 8 - 0 0
Summary of Contents for 475
Page 6: ...475 475 Oscilloscope ...
Page 20: ......
Page 46: ......
Page 151: ...A B C D E F G Fig 7 4 P 0 A4 Vertical Mode Switch circuit board ...
Page 152: ...n m m m 1 t siumm c ii im ...
Page 154: ...Diagrams 475 A B C D E F G ...
Page 155: ...GRID LOCATOR Fig 7 8 P O A3 Vertical Preamp circuit board ...
Page 157: ...Diagrams 475 ...
Page 158: ...GRID LOCATOR 2 3 4 5 6 7 8 9 1 10 11 1 12 Fig 7 10 P 0 A3 Vertical Preamp circuit board ...
Page 160: ...Diagrams 475 GRID LOCATOR Fig 7 11 A5 Vertical Output circuit board ...
Page 163: ...Diagrams 475 GRID LOCATOR Fig 7 12 P O A8 Trigger Generator And Sweep Logic circuit board ...
Page 167: ... 415 OSCILLOSCOPE B T R IG G E R G E N E R A T O R g B TR IG G E R GEN ER A TO R ...
Page 168: ...Diagrams 475 GRID LOCATOR ...
Page 172: ...SWEEP G E N ER A TO R S ...
Page 175: ...TIM IN G HORIZONTAL DISPLAY SWITCHING ...
Page 177: ...A 011 HORIZONTAL AMPLIFIER 8 l j k J Ll J Ol Z o N C O X U 1 C L O o v O o _J V v P O in r ...
Page 179: ... 476 OSCILLOSCOPE ...
Page 180: ...POWER SUPPLY ...
Page 182: ...CRT CIRCUIT ...
Page 185: ...C A L IB R A T O R A N D F A N C I R C U I T 4 C A LIB R A TO R FAN MOTOR C IR C U IT ...
Page 189: ......
Page 190: ...4 T 475 OSCILLOSCOPE FIG 1 FRO NT PANEL ...
Page 191: ...475 OSCILLOSCOPE FIG 2 MAIN FRAME ...
Page 199: ......
Page 200: ...FIG 3 RIGHT SIDE l 475 OSCILLOSCOPE ...
Page 201: ...V S X O t l B O T T OVJ 8 8 ...
Page 209: ......
Page 210: ...5 ...
Page 211: ...4 4 75 O S C ILLO S C O P E FIG 5 CAB IN ET ...
Page 215: ......
Page 237: ......
Page 241: ... 1 I R I II9A po S IT I o n f i n e I R l 130 PAGE 4 OF 5 R 1234 Ml 9 91 9 473 ...