Replaceable Parts 6
Keysight 34420A Service Guide 165
U602 34401-88804 1 PGM'D 1820-8905 8BIT MCU W/4K EPROM 28480 34401-88804
U603 1820-5330 1 IC-INTERFACE DRVR BIPOLAR DISPLAY 01295 SN75518FN
U604 1820-5562 1 IC GATE CMOS/74HC NOR QUAD 2-INP 04713 MC74HC02AD
U605 1820-4966 1 IC FF CMOS/74HC D-TYPE POS-EDGE-TRIG 04713 MC74HC74AD
U606 34420-89301 1 VFD-11D1G-14SEG-BLU/GRN-CC1253G 28480 34420-89301
U607 1826-1528 1
IC COMPARATOR LP QUAD 14 PIN
PLSTC-SOIC
27014 LM339M
U608 1820-6756 1 IC SHF-RGTR CMOS/74HC BIDIR 04713 MC74HC299D
U609 1826-1402 1 IC V RGLTR-FXD-POS 4.8/5.2V 8-P-SOIC PKG 04713 MC78L05ACD
W601 34401-61602 1 CABLE ASSY, 8.8L 28480 34401-61602
Y601 0410-4009 1 CERO-RES 12MHZ +1-0.8% . 28480 0410-4009
Reference
Designator
Keysight Part
Number
Qty Part Description
Mfr
Code
Mfr Part Number