Fluke 5720A List of Replaceable Parts, Service Centers, 22. A17 Regulator/Guard Crossing PCA cont

List of Replaceable Parts	6
Service Centers

Table 6-22. A17 Regulator/Guard Crossing PCA (cont)

Reference			Description		Fluke Stock		Tot Qty
Designator					No
R54			RES,CF,1.8K,+-5%,0.25W	441444		1
R56			RES,CF,150,+-5%,0.25W
				343442		1
R57			RES,CF,100,+-5%,0.25W
				348771		1
R60,R61			THERMISTOR,DISC,POS,100,+-20%,25C
				851303		2
SW51			SWITCH,PUSHBUTTON,SPST,MOMENTARY
				782656		1
T51			RF TRANSFORMER, 8 MHZ
				813477		1
TP1,TP4,TP6, TP8-			JUMPER,WIRE,NONINSUL,0.200CTR
				816090		9
010,TP12, TP55				816090
TP58				816090
U1,U5,U10			IC,VOLT REG,HIGH VOLTAGE
	*			723445		3
U2,U4		* IC,VOLT REG,FIXED,+15 VOLTS,1.5 AMPS
				413187		2
U3,U9		* IC,VOLT REG,FIXED,-15 VOLTS,1.5 AMPS
				413179		2
U6			IC,VOLT REG,ADJ,POS,LOW DROPOUT
	*			851717		1
U7			IC,VOLT REG,ADJ,NEG,LOW DROPOUT
	*			851720		1
U8,U11		* IC,VOLT REG,FIXED,+5 VOLTS,1.0 A,TO-3
				327981		2
U12		* IC,VOLT REG,FIXED,-5 VOLTS,1.5 AMPS
				394551		1
U13		* IC,VOLT REG,ADJ,-1.2 TO 47V,TO-39
				845276		1
U51			IC,CMOS,HEX INVERTER,UNBUFFERED
	*			741199		1
U52		* IC,CMOS,OCTL LINE DRVR W/3-ST OUT
				741892		1
U53,U54			IC,CMOS,3-8 LINE DECODER/DEMUX
	*			799478		2
U55			IC,CMOS,OCTAL BUS TRANSCEIVER
	*			722017		1
U56		* IC,CMOS,8-BIT MPU,2.0 MHZ,256 BYT RAM
				876326		1
U57		* IC,TTL,DUAL AND DRVR W/OPEN COLLECTOR
				393959		1
U58			IC,CMOS,PAL,PROG,5700A/5720A,DIP,U058
	*			601955		1
U59,U63		* IC,CMOS,14 STAGE BINARY COUNTER
				807701		2
U60		* IC,VOLT SUPERVISOR,4.55V SENSE INPUT
				780577		1
U62		* IC,CMOS,8K X 8 STAT RAM,120 NSEC
				783332		1
U64		* EPROM, PROGRAMMED, OTP, 5700A INGARD, U064
				600137		1
VR1,VR3			ZENER,UNCOMP,43V,5%,3MA,0.5W
	*			851584		2
VR2,VR4			ZENER,UNCOMP,10.0V,5%,12.5MA,0.4W
	*			246611		2
VR5,VR6			ZENER,UNCOMP,5.6V,5%,220.0MA,5.0W
	*			454553		2
X1			SOCKET,IC,24 PIN
				812198		1
X3			SOCKET,IC,28 PIN
				448217		1
Y51			CRYSTAL,4.9152 MHZ,+/- 0.005%,HC-18/U
				800367		1
Y52			CRYSTAL,8.00MHZ QUARTZ HC-18U
				707133		1
Z1,Z3			RES,CERM,SIP,8 PIN,4 RES,10K,+-2%
				513309		2
Z2			RES,CERM,SIP,10 PIN,5 RES,10K,+-2%
				529990		1
Z51			RES,CERM,DIP,16 PIN,15 RES,10K,+-5%
				355305		1
Z52			RES,CERM,SIP,8 PIN,4 RES,4.7K,+-2%
				573881		1
Z53,Z54			RES,CERM,SIP,10 PIN,5 RES,33,+-2%
				622761		2

1.Q2 is an assembly, pn 665445, consisting of part numbers 816587 and 386128

2.U2 and U4 are assemblies, pn 665411, consisting of part numbers 816587 and 413187

3.U3 and U9 are assemblies, pn 665429, consisting of part numbers 816587 and 413179

4.U6 is an assembly, pn 665398, consisting of part numbers 853952, 643593, 473165, 851717, and 152819

5.U7 is an assembly, pn 665406, consisting of part numbers 853952, 643593, 473165, 851720, and 152819

6.U8 and U11 are assemblies, pn 665414, consisting of part numbers 853952, 643593, 473165, 327981, and 152819

Notes

2

3

4

5

6

6-73