Sony ZS-RS70BT Service Manual page 51

IC703 BA5826HFP-E2
1
VO1(–)
D.BUFF
2
VO1(+)
LEVEL
D.BUFF
SHIFT
3
IN1
RESET 4
THERMAL
SHUT-DOWN
REGULATOR
BIAS TRAP
REGB 5
REGOUT 6
MUTE
MUTE 7
GND 8
9
IN2'
IN2 10
LEVEL
SHIFT
D.BUFF
VO2(+)
11
D.BUFF
VO2(–) 12
GND 13
OPOUT
14
– TUNER Board –
IC1 SI4730-D60-GUR
DOUT 1
DFS 2
DIGITAL
GPO3/DCLK
3
AUDIO
GPO2/INT 4
GPO1 5
N.C. 6
N.C.
7
FMI 8
LNA
AGC
RFGND
9
N.C. 10
N.C. 11
AMI 12
28 GND
27 VO4(–)
D.BUFF
26 VO4(+)
D.BUFF
LEVEL
SHIFT
25
IN4
24
IN4'
23
BIAS
VCC 22 VCC
VCC 21 VCC
20
IN3'
19 IN3
LEVEL
SHIFT
D.BUFF
VO3(+)
18
D.BUFF
VO3(–)
17
16 RESETt
15 OPIN
MUX ADC
DSP
MUX ADC
LOW-IF
-
CONTROL
INTERFACE
LNA
AGC
IC704 NCP380HSNAJAAT1G
IN 1
CURRENT
LIMITER
GND 2
OSC
EN CONTROL LOGIC
EN 3
BLOCK
VREF
THERMAL
SHUTDOWN
24 LOUT
DAC
DAC 23 ROUT
22 GND
LDO
21 VA
20 VD
AFC 19 RCLK
18 SDIO
17 SCLK
16 SEN
15 RST
14 GND
13 GND
ZS-RS70BT/RS70BTB
BLOCKING
CONTROL
6 OUT
5 ILIM
GATE
DRIVER
FLAG 4 /FLAG
AND TIMER
UNDER
VOLTAGE
LOCK OUT
51