Sony CDX-454RF Service Manual page 35

– FM Board –
IC701 BH1415F-E2
22 21 20 19 18
–
+
L. P. F.
PRE-EMPHASIS
MPX
MUTE
& LIMITER
L. P. F.
+
–
+
VCC
2
1 2 3 4 5
17 16 15 14 13
SHIFT REGISTER
1 1
50 4
1 1
2 19
0
PROGRAM COUNTER
PHASE
DETECTOR
OSC
RF
6 7 8 9 10
12
11
CDX-454RF/454XRF
35