Elecraft K2 Owner's Manual - Manual (Page 136)

Page 3 Front Panel
Appendix A K2 Front Panel Board Parts List (p/n E850003)
PICTURE Designators Value Description Part Number QTY
S1, S2, S3, S4, S5, S6, S7,
S8, S9, S10, S11, S12, S13,
S14, S15, S16
switch, push button Front Panel push button switches E640005 16
Misc 40 pin socket for LCD driver chip, U1 E620017 1
U1 PCF8566PN LCD Driver chip, 40 pin E600027 1
U2 74HC165N
8-bit parallel-in, serial-out shift
register, 16 pin
E600028 1
U3, U4
TPIC6B595N Alt:
6B595KA 8-bit serial-in, parallel-out shift
register, 20 pin
E600032 2
Z1 Shaft Encoder
Encoder subassembly kit; VFO main
tuning control
K2ENCASY 1
PCB2 front panel Printed Circuit Board, Front Panel E100083 1