Teac AG-D9260 Service Manual page 18

LC72131 (PLL SYNTHESIZER/ TUNER IC11)
XIN
XOUT
FMIN
AMIN
CE
DI
CL
DO
V
DD
V
SS
LA1837 (M PX + IF / TUNER IC12)
18
REFERENCE
DIVIDER
SAMLLOM COUNTER
1/16, 1/17 4bits
12bits PROGRAMMABLE
DIVIDER
DATA SHIFT REGISTER
CCB
I/F
POWER
ON
RESET
BO1 BO2 BO3 BO4
PHASE DETECTOR
CHARGE PUMP
LATCH
I01 I02
3 rd 5 th
DECODER
ANTI-BIRDIE
UNLOCK
DETECTOR
UNIVERSAL
COUNTER
PD
AIN
AOUT
IFIN