475 Service
Page 1 of 6
Calibration Procedure
Corrections fo r a ll Serial Numbers, and changes
fo r SN B030000 and up
Page 5-2
CHANGE:
Table 5-1
Tolerance of item 3 (DC VOLTMETER) to read: "calibrated
to 1% accuracy at -2450 V olts."
Description and Example of item 8 to read: "With charge
lin e , example Tektronix Type 113 Delay Line."
Item 18; quantity of two are required.
Page 5-4
CHANGE:
Preliminary Control Settings
Under "Triggering Controls (both A and B i f applicable)"
B SOURCE setting should read: STARTS AFTER DELAY
Page 5-7
ADD:
Step 6a
pull 20 MHz (20 or 100 MHz fo r SN BlOOOOO-up) BW switch
f u lly out and set A and B TIME/DIV switches to 10ys.
Page 5-8
ADD:
Step 12a & 12b
at the end of 12a; push 20 MHz (20 or 100 MHz fo r la te r
SN) BW switch f u lly in (FULL BW). Set VERT MODE switch
to CH-1.
For step 12b, two X10 BNC attenuators in series may be
required.
Page 5-14
Step la
CHANGE to read:
la . CHECK-+50 V supply, ±0.5%. ADJUST R1430 ONLY i f supply
Page 5-15
is outside of th is tolerance, (see accompanying note to
follow step lc on page 5-25)
Step 15
CHANGE to read:
15a. Both VOLTS/DIV to 2 mV,
C2/573
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 ...