Sony ZS-YN7 Service Manual page 35

– TU Board –
IC1 TA2149BN
RF GND 1
FM RF
FM RFIN 2
AM
AM LOW CUT 3
MIX
FM
MIX OUT 4
MIX
VCC 5
AM IF
AM IF IN
6
FM IF
FM IF IN 7
GND 8
AGC
AGC 9
QUAD 10
R-OUT
11
MUTE
L-OUT 12
IC2 LC72137M-TLM-E
CE 1
DI
CCB
CL 3 I/F
DO
4
B01
5
12BITS
PROGRAMMABLE
6
B02
DIVIDER
B03 7
8
I01
I02
9
SWALLOW
COUNTER
1/16,1/17
UNIVERSAL
COUNTER
10
IFIN
FM
OSC
AM
OSC
BUFF
BUFF
1/1 OR
1/16
LEVEL
DET
ST
IF BUFF
1/8
SW
AM
DET
IF REQ
AF BUFF
AF
FM
DET
ST/MO
FM/AM
VCO
DIVIDE
DECODE
20
19
REFERENCE
DIVIDER
18
PHASE
17
DETECTOR
16
CHARGE
PUMP
15
UNLOCK
DETECTOR
POWER ON
14
RESET
13
1/2 12
4BITS
11
24 FM RFOUT
23
RF VCC
AM RFIN
22
21 FM OSC
AM OSC
20
19
OSC OUT
ST LED
18
17 IF REQ
16 DET OUT
MPX IN
15
14 LPF1
13
LPF2
XOUT
XIN
AOUT
AIN
PD
VSS
VDD
B04
FMIN
AMIN
ZS-YN7
35