![Tektronix 2236 Скачать руководство пользователя страница 159](http://html.mh-extra.com/html/tektronix/2236/2236_instruction-manual_1078848159.webp)
Maintenance— 2236 Service
19. Reinstall three screws securing the CTM circuit
board to the instrument (removed in step 4).
2. Remove four screws located on the right side behind
the CTM plastic cover.
20. Reconnect two connectors to the Display circuit
board (disconnected in step 3).
3. Lift up and secure the CTM circuit board (see ‘ CTM
Circuit Board” removal procedure).
21. Reinstall six pushbuttons and shaft extensions (re
moved in step 2).
4. Remove two screws located on the left side of the
CTM circuit board (component side).
22. Reinstall the ATIME POSITION control shaft and
knob (removed in step 1).
5. Gently lift the aluminum cover from the Multimeter
connector holder tabs.
Display Circuit Board
To remove the Display circuit board, perform the follow
To reinstall the CTM bottom shield, perform the following
steps:
ing steps:
1. Disconnect the following connectors from the Display
circuit board.
6. Reinstall the CTM bottom shield and ensure that the
Multimeter connector holder tabs are in place inside the
slots of the bottom shield, (remove in step 5).
a. P2000, a ten-wire connector.
7. Reinstall two screws securing the left side of the CTM
bottom shield to the CTM circuit board (removed in step 4).
b. P2050, a nine-wire connector.
8. Release the Board Latch and lower the CTM circuit
board back into the instrument (removed in step 3).
2. Remove two screws securing the Display circuit
board to the instrument front panel.
3. Tilt the Display circuit board back and lift up. Ensure
that the readout evacuation tube clears the Front Panel cir
9. Reinstall four screws securing the right side of the
CTM bottom shield to the CTM circuit board (removed in
step 2).
cuit board.
To reinstall the Display circuit board, perform the follow
ing steps:
10. Reinstall the aluminum cover and two screws re
moved in step 1.
4. Reinstall the Display circuit board behind the readout
window (removed in step 3).
CTM Insulator Box and Multimeter Control Circuit
Board
5. Reinstall two screws to the rear of the Display circuit
board (removed in step 2).
1. Remove three screws from the CTM insulator box,
remove the CTM insulator box from CTM circuit board.
6. Reconnect two connectors to the Display circuit
board (disconnected in step 1).
2. Remove the CTM bottom shield (see “CTM Bottom
Shield” removal procedure).
CTM Bottom Cover
To remove the CTM bottom cover, perform the following
steps:
3. Gently pull the Multimeter Control circuit board
straight out until the interconnecting pins are disengaged
from the CTM circuit board.
1. Remove the two screws holding the aluminum cover
to the CTM circuit board and lift the aluminum cover off.
To reinstall the CTM insulator box and Multimeter Con
trol circuit board perform the following steps.
6-27
Содержание 2236
Страница 10: ...2236 Service viii The 2236 Oscilloscope ...
Страница 28: ...Specification 2236 Service 1 18 ADD JAN 1985 Figure 1 2 Physical dimensions of the 2236 Oscilloscope ...
Страница 74: ...Theory of Operation 2236 Service 3 30 ...
Страница 75: ...Theory of Operation 2236 Service Figure 3 13 Typical waveforms for the Delta Time function with Valt HI 3 31 ...
Страница 102: ...Performance Check Procedure 2236 Service 4 21 Figure 4 1 Test setup for DMM common mode check ...
Страница 240: ...2236 Service CTM INTERFACE SIGNALS F ig u re 9 4 O s c illo s c o p e b a sic b lo c k diag ram 4294 46 ...
Страница 241: ... VERT DEFL 2236 Service 4 2 0 6 3 5 4 2 0 4 4 7 F ig u re 9 5 O scillo sco p e d e ta ile d b lo c k diag ram ...
Страница 242: ...2236 Service 4204 34 Figure 9 6 CTM basic block diagram ...
Страница 243: ...DMM POWER S U P P LIE S 2236 Service F ig u re 9 7 C T M d e ta ile d b lo c k diag ram ...
Страница 253: ...A10 COUNTER TIMER MULTIMETER BOARD F ig u re 9 8 C irc u it b o a rd lo c a tio n Illu s tra tio n ...
Страница 254: ...S I 0 O I 5 1 S O i 4204 21 C IR C U IT BOARD INTERCONNECTIONS ...
Страница 255: ...2 2 3 6 S e rv ic e A ll c o m p o n e n ts on th e A 2 A tte n u a to r b o a rd are lo c a te d on D ia g r a m ...
Страница 267: ...1 2 3 4 5 6 7 8 9 J T K L M_ _ ___ N___l _ P____l S ...
Страница 271: ...1 2 3 4 5 6 7 8 9 lO P2SO O U1 A TRIGGER V T O W2500 5 A 223 R E V A P R W G ...
Страница 275: ......
Страница 280: ......
Страница 285: ...A 6 F IL T E R B O A R D lo c a te d u n d e r H V S h ie ld ...
Страница 311: ...1 2 3 4 5 6 7 8 9 A I B L c T D T E t F ___ ____G____ ___ H___ j ____ J _j K j_ I ____i_ i___ N _ _ j___ P j S ...
Страница 313: ...2236 Service T O U I 3 0 0 4 8 K T O UI300 II S K 0 2 2 3 6 Z Z O A Z 2 OPTION IA ...
Страница 317: ...A 10 C O U N T E R T IM E R M U L T IM E T E R B O A R D A D J U S T M E N T LO C A T IO N S ...
Страница 319: ...2236 Service TROUBLESHOOTING GUIDE 4206 99 4204 69A ...
Страница 323: ...9 ...
Страница 324: ...2 REV APR 1986 ...
Страница 325: ...2236 SERVICE ...
Страница 326: ......
Страница 332: ......
Страница 333: ...2236 SERVICE ...
Страница 334: ...2 4 2 1 ...
Страница 338: ......