Sony HBD-DZ340K Service Manual page 52

HBD-DZ340/DZ340K/DZ640K/DZ740
Ver. 1.1
IC101 RZ5B700-0001E2 (IO Board) (DZ340K/DZ640K)
IC101 RZ5B700-0002E2 (IO Board) (DZ340/DZ740)
GND 1
VDDRF 2
FRF1 3
FM LNA
4
FRF2
GNDRF 5
CP2 6
NC
7
IIC/RDS 8
LA
9
CX 10
IC901 STR-F6168-LF1352 (POWER Board)
Reg1
Internal
Bias
52
LOSC
FILTER
AGC
AMP
FILTER
AGC
AMP
AGC
DET
SIRIAL INTERFACE / REGISTERS
UVL0
+
OVP
ON=16V
–
OFF=10.5V
TSD
IOLP
+
–
Volp
OSC
Reg3
Current mirror
CLOCK
XOSC
GENERATOR
DIGITAL SIGNAL
PROCESSING
ADC DAC
FM DEMODULATOR,
STEREO DECODER
ADC DAC
RDS DECODER
STATION DETECTER
DIGITAL FILTERS
ADC
Reg2
Delay
Rg2
Rg3
Rg1
Delay
Latch
OCP1
+
–
Vocp
INH1
+
–
Vth1
Boottom Skip
Logic
INH2
+
–
OCP2
Vth2
Logic
FB
OCP2
Vocp(BSIN,OUT)
20 VDD
19 X2
18 X1
17 CP1
16 IISD
15 LOUT
14
ROUT
13 DA
12 GND
11 VDD
5 FB/OLP
VCC
4
3 D
POWER
MOS FET
2 GND
1 OCP/SYNC