Sony D-NE730 Service Manual page 19

• IC Block Diagrams
– MAIN Board –
IC301 CXD9847K (TE4)
MODE_B 1
2
BEEP_IN
3
DIN2
4
DIN1
OUT_ 5
BEEP1
6
VSS0
OUT1
7
28 27 26
Low Voltage
Detector
Level Shifter
Level Shifter
Level Shifter
Level Shifter
Level Shifter
Control Logic
8 9 10
D-NE730/NE730LS/NE830/NE830LS
25
24
Regulator
HP
Pre Driver
LINE/ECO
LINE/ECO Amp
Pre Driver
HP
Pre Driver
LINE/ECO
LINE/ECO Amp
Pre Driver
BEEP Amp
BEEP Amp
11 12 13
23 22
HP Amp
(N-N)
(P-N)
HP Amp
(N-N)
(P-N)
14
21 TRIG
CG
20
19 VG
18 CVG
17 OUT_
BEEP2
16 VSS0
15 OUT2
19