Panasonic KX-FP80C Service Manual page 239

Q509
4 1
IC511
R590
C585
R588 5
C579
C528
8 5
IC510
1 4
C578
R578 C564
R573
C558
C559
L509
R526
R527
Q504
R529
30 15
IC504
1 14
(BOTTOM VIEW)
SW501
C502
R534 C516
C536
+24MHz C513
C537
C517
C529
C521
R537
C504
4
1
IC506
5 8
RESET
+5V/BAT
+3.3/BAT
PFUP1186Y