Replaceable Electrical Parts
1780R-Series Service Manual 8–141
Replaceable electrical parts list (cont.)
Component
number Mfr. part numberMfr. codeName & description
Serial no.
discont’d
Serial no.
effective
Tektronix
part number
A9U297 156–1191–00 IC,LINEAR:BIFET,OP–AMP,DUAL,
TL072CN/LF353N,DIP08.3 01295 TL072CP
A9U495 156–1150–00 IC,LINEAR:BIPOLAR,VOLTAGE REGULATOR,
NEGATIVE,–5.0V,100MA,4%,MC79L05ACP,TO–92 04713 MC79L05ACP
A9U498 156–0991–00 IC,LINEAR:BIPOLAR,VOLTAGE REGULATOR,
POSITIVE,5.0V,100MA,5%,MC78L05ACP,TO–92 01295 UA78L05ACLP