34
ZS-XN30
– CONTROL Board –
IC804
BR24C01AF-W
1
2
3
4
5
6
7
8
LOGIC
DOUT/ACK
X DEC
DATA REGISTER
SERIAL MUX
EEPROM
ADDRESS/COUNTER
DATA WORD
LOGIC
CONTROL
SERIAL
LOGIC
STOP
START
H.V.PUMP/TIMING
Y DEC
DOUT
R/W
DIN
INC
LOAD
EN
VCC
TEST
SCL
SDA
NC
NC
NC
GND
– AUDIO Board –
IC301
PT2257-S
1
2
4
8
7
6
5
LIN
SCL
LOUT
VDD
RIN
ROUT
SDA
+
−
+
−
+
−
3
VSS
CONTROL UNIT
IC302
BA5417
STANDBY
T.S.D.
BS
FILTER
PRE GND2
PRE GND1
NF2
IN2
IN1
NF1
FIL
TER
STBY
POWER GND
BS1
OUT1
VCC
OUT2
10
3 4 5
6
BS
BS2
2
NC
1
8
9
7
11 12
13
14 15
+
–
+
–
3
2
5
OVERCURRENT
PROTECT
CIRCUIT
REFERENCE
VOLTAGE
ERROR
AMP
SINK
DRIVER
4
1
VOUT
VIN
ON/OFF
VSS
EXT
SOURCE
POWER
SUPPLY
IC303
S-816A33AMC-BAI-T2