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Replaceable Electrical Parts
1780R-Series Service Manual
8–65
Replaceable electrical parts list (cont.)
Component
number
Mfr. part numberMfr. codeName & description
Serial no.
discont’d
Serial no.
effective
Tektronix
part number
A3R180 315–0511–02 RES,FXD,FILM:510 OHM,.25W,5% 50139 CB5115 ALLEN
BRADLEY ONLY
A3R181 301–0225–02 RES,FXD,FILM:2.2M OHM,5%,0.5W 50139 EB2255
A3R182 311–1256–00 RES,VAR,TRMR:CERMET,2.5M OHM,10%,0.5W,0.375
SQ,TOP ADJUST,BULK
02111 63M–255–T604
A3R183 303–0155–00 RES,FXD,FILM:1.5M OHM,5%,1W 50139 GB1555
A3R200 311–2239–00 RES,VAR,TRMR:CERMET,100K OHM,20%,0.5W,0.197
SQ,TOP ADJUST
TK2073 GF06UT2 104 M L20
A3R201 315–0182–00 RES,FXD,FILM:1.8K OHM,5%,0.25W 50139 CB1825
A3R202 315–0331–00 RES,FXD,FILM:330 OHM,5%,0.25W 50139 CB3315
A3R220 322–3261–00 RES,FXD,FILM:5.11K OHM,1%,0.2W 91637 CCF50–5111F–R36
A3R221 315–0512–00 RES,FXD,FILM:5.1K OHM,5%,0.25W 50139 CB5125
A3R222 315–0150–00 RES,FXD,FILM:15 OHM,5%,0.25W 50139 CB1505
A3R250 315–0302–00 RES,FXD,FILM:3K OHM,5%,0.25W 50139 CB3025
A3R280 303–0155–00 RES,FXD,FILM:1.5M OHM,5%,1W 50139 GB1555
A3R281 303–0155–00 RES,FXD,FILM:1.5M OHM,5%,1W 50139 GB1555
A3R300 315–0622–00 RES,FXD,FILM:6.2K OHM,5%,0.25W 50139 CB6225
A3R301 315–0512–00 RES,FXD,FILM:5.1K OHM,5%,0.25W 50139 CB5125
A3R310 315–0471–00 RES,FXD,FILM:470 OHM,5%,0.25W 50139 CB4715
A3R311 315–0202–00 RES,FXD,FILM:2K OHM,5%,0.25W 50139 CB2025
A3R312 315–0363–00 RES,FXD,FILM:36K OHM,5%,0.25W 50139 CB3635
A3R313 315–0471–00 RES,FXD,FILM:470 OHM,5%,0.25W 50139 CB4715
A3R314 315–0202–00 RES,FXD,FILM:2K OHM,5%,0.25W 50139 CB2025
A3R360 315–0511–02 RES,FXD,FILM:510 OHM,.25W,5% 50139 CB5115 ALLEN
BRADLEY ONLY
A3R370 315–0104–00 RES,FXD,FILM:100K OHM,5%,0.25W 50139 CB1045
A3R371 315–0223–00 RES,FXD,FILM:22K OHM,5%,0.25W 50139 CB2235
A3R372 315–0223–00 RES,FXD,FILM:22K OHM,5%,0.25W 50139 CB2235
A3R373 311–2239–00 RES,VAR,TRMR:CERMET,100K OHM,20%,0.5W,0.197
SQ,TOP ADJUST
TK2073 GF06UT2 104 M L20
A3R379 315–0243–00 RES,FXD,FILM:24K OHM,5%,0.25W 50139 CB2435
A3R380 315–0153–00 RES,FXD,FILM:15K OHM,5%,0.25W 50139 CB1535
A3R381 315–0511–02 RES,FXD,FILM:510 OHM,.25W,5% 50139 CB5115 ALLEN
BRADLEY ONLY
A3R382 315–0914–00 RES,FXD,FILM:910K OHM,5%,0.25W 50139 CB9145
A3R383 315–0223–00 RES,FXD,FILM:22K OHM,5%,0.25W 50139 CB2235
A3R384 311–2238–00 RES,VAR,TRMR:CERMET,50K OHM,20%,0.5W,0.197
SQ,SIDE ADJUST
TK2073 GF06UT2 503 M L20
A3R410 315–0104–00 RES,FXD,FILM:100K OHM,5%,0.25W 50139 CB1045
A3R411 315–0100–00 RES,FXD,FILM:10 OHM,5%,0.25W 50139 CB1005
A3R450 315–0101–03 RES,FXD,CMPSN:100 OHM,5%,0.25W 50139 CB1015