Read Sharp SD-AT50H (serv.man17) Service Manual online
SD-AT50H
– 56 –
IC507 VHiBA05ST++-1: Switch Regulator (BA05ST)
Terminal Name
Pin No.
Function
1
CTL
Output ON/OFF terminal.
2
VCC
Power supply input terminal.
3
GND
Ground terminal.
4
OUT
Output terminal.
5*
N.C.
For BAOOST/SPF SERIES except for BA00AST/ASTFP, it turns to an N.C. terminal.
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Figure 56-1 BLOCK DIAGRAM OF IC
2
4
1
3
VCC
OUT
CTL
GND
REFFERENCE
VOLTAGE
Figure 56-2 BLOCK DIAGRAM OF IC
IC701 RH-iX0564AWZZ: System Microcomputer (IX0564AW)
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
9
10 11 12 13 14 15 16
32 31 30 29 28 27 26 25
A/D_REST
N.C.
SP_RLY
BASS_SW
AC_DETECT
AMP_CLK
AMP_SOUT
RESET
CNVSS
XIN
VSS
VDD
VDDE
AMP_INT
POWER_ON
+B_CHECK
PROTECT
FAN_CHK
FAN_LOCK
F_S_MUTE
C_S_MUTE
S_S_MUTE
W_S_MUTE
AMP_STB
SYS_STOP
OFF_SET
UNSW_CHK
POWER
-B_CONT
XOUT
AMP_SIN
D3
D4
D5
D6/CNTR0
D7/CNTR1
P20/SCK
P21/SOUT
P22/SIN
REST
CNVSS
XOUT
XIN
VSS
VDD
VCE
P30/INT0
P31/INT1
AIN0/CMP0-
AIN1/CMP0+
AIN2/CMP1-
AIN3/CMP1+
P00
P01
P04
P03
P10
P11
P12
P13
D0
D1
D2
IC701
IX0564AW
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