Tektronix 434 - Page 182

Mechanical Parts List— 434/R434
FIGURE 1 FRONT (cont)
Fig. & Q
Index Tektronix Serial/Model No. t
No. Part No. _________ Eff ____________ Disc ______ y 1 ; 3 < s
Description
1-48 670-1363-00
1
CIRCUIT BOARD ASSEMBLY—TRIGGER COUPLING A7
-
circuit board assembly includes.-
388-1922-00
1 CIRCUIT BOARD
-49
131-0589-00
3
TERMINAL, pin, 0.50 inch long
-50 260-1226-00
1
SWITCH, push, 2 button
-51 260-1224-00
1 SWITCH, push
-
mounting hardware: (n o t in c l u d e d w / c i r c u it b o a r d a s s e m b ly )
-52 211-0017-00
2 SCREW, 4-40 x 0.75 inch, RHS
-53 361-0368-00
2
SPACER, pushbutton switch
-54
670-1364-00 1
CIRCUIT BOARD ASSEMBLY—TRIGGER SOURCE A6
-
circuit board assembly includes:
388-1923-00 1 CIRCUIT BOARD
-55
131-0589-00
10
TERMINAL, pin, 0.50 inch long
-56 260-1228-00 1 SWITCH, push, 2 button
-57 260-1224-00 1 SWITCH, push
-58 342-0096-00 1
INSULATOR, plate, push switch
-59 337-1455-00
1
SHIELD-CONTACT ASSEMBLY
-
shield-contact assembly includes:
342-0094-00
1
INSULATOR, plate, plastic
-60 131-1086-00
2
CONTACT, ground
-
mounting hardware for each: (n o t in c lu d e d w /c o n t a c t )
-61 211-0007-00 2 SCREW, 4-40x0.188 inch, PHS
-62 670-1358-00
1
CIRCUIT BOARD ASSEMBLY—VERTICAL MODE A3
-
circuit board assembly includes:
388-1917-00 1 CIRCUIT BOARD
-63 131-0589-00
6
TERMINAL, pin, 0.50 inch long
-64
260-1227-00 2 SWITCH, push—AC GND
-65
260-1230-00 1 SWITCH, push—VERTICAL MODE
-66
337-1434-00 2 SHIELD, electrical
-
mounting hardware for each: (n o t in c lu d e d w /s h ie ld )
-67
210-0406-00 2
NUT, hex., 4-40x0.188 inch
-68 210-0288-00 2 TERMINAL, lug, 0.125 ID x 1.125 inches long
210-0994-00 1
WASHER, flat, 0.125 ID x 0.25 inch OD
mounting hardware: ( n o t in c lu d e d w / c i r c u i t b o a r d a s s e m b ly )
-69
211-0116-00
2
SCREW, sems, 4-40x0.312 inch, PHB
-70
358-0363-00 3
BUSHING, for 0.25 inch shaft
-
mounting hardware for each: (n o t in c lu d e d w / b u s h in g )
-71 220-0495-00
1 NUT, hex., 0.375-32 x 0.438 inch
-72 210-0840-00
1 WASHER, flat, 0.39 ID x 0.562 inch OD
-73 386-1854-01
1
SUBPANEL, front
@ 9-3