Sony CAS-1, Service Manual

Page: 44 / 98

CAS-1
CAS-1
44 44
5-9. SCHEMATIC DIAGRAM - MAIN Section (5/5) - • See page 54 for IC Block Diagrams.
3.9
0.7
3.9
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.8
3.9
3.8
3.9
3.8
3.9
3.2
1.5
3.2
1.7
3.2
1.1
3.2
3.3
3.3
3.2
3.2
3.2
RP108J081D-FE
IC551
CE
1
VDD
2
GND
3
VOUT
4
VFB
5
S-13A1A18-E6T1U3
IC554
VOUT
1
VSS_2
2
ON/OFF
3
SSC
4
VSS_5
5
VIN
6
S-13A1A12-E6T1U3
IC555
VOUT
1
VSS_2
2
ON/OFF
3
SSC
4
VSS_5
5
VIN
6
VDD_3.3V_SYS
VDD_1.2V_SYS
VDD_1.8V_MTK
S-13A1A15-E6T1U3
IC553
VOUT
1
VSS_2
2
ON/OFF
3
SSC
4
VSS_5
5
VIN
6
VDD_1.5V_MTK
S-13A1A33-E6T1U3
IC556
VOUT
1
VSS_2
2
ON/OFF
3
SSC
4
VSS_5
5
VIN
6
S-13A1A33-E6T1U3
IC557
VOUT
1
VSS_2
2
ON/OFF
3
SSC
4
VSS_5
5
VIN
6
S-13A1A33-E6T1U3
IC558
VOUT
1
VSS_2
2
ON/OFF
3
SSC
4
VSS_5
5
VIN
6
VDD_3.3V_MTK
VDD_STBY3.3V_MTK
VDD_3.3V_BT
MTK-1.5V-EN
MTK-3.3V-EN
MTK-3.3V-STBY-EN
BT-3.3V-EN
JL551
JL550
JL553
JL554
JL555
JL556
JL557
JL558
0.001
C571
4.7
C565
100V
1000p
C577
4.7
C583
100
R564
10k
R568
CL554
4.7k
R562
CL555
0.001
C572
4.7
C566
100V
1000p
C578
4.7
C584
4.7k
R563
CL556
0.001
C573
4.7
C567
100V
1000p
C579
4.7
C585
CL558
CL559
CL557
0.001
C574
4.7
C569
0.001
C575
4.7
C570
0.001
C576
4.7
C568
4.7
C586
100V
1000p
C581
4.7
C587
100V
1000p
C582
4.7
C588
100V
1000p
C580
10k
R570
10k
R571
100
R565
100
R566
100
R567
10k
R569
DGND
DCDC_4V
CL550
CL552
10k
R554
10k
R558
2.2k
R557
1k
R556
100
R552
10
C557
10
C561
10
C563
0.1
C559
10
C555
DGND
IC553
IC554
IC555
IC556
IC557
IC558
+3.3V REGULATOR
IC551
(5/5) MAIN BOARD
BOARD
MAIN
(1/5)
>002S
BOARD
MAIN
(2/5)
>007S
BOARD
MAIN
(4/5)
>011S
BOARD
MAIN
(4/5)
>010S
10
G
H
I
F
1
C
D
6
E
2
B
3
A
4 5 7 8 9
+1.5V REGULATOR
+1.8V REGULATOR
+1.2V REGULATOR
+3.3V REGULATOR
+3.3V REGULATOR
+3.3V REGULATOR
(Page 43)
(Page 43)
(Page 41)
(Page 40)
Note: The MAIN board has been changed in the midway
of production.
When the complete MAIN board is replaced, it
might be necessary to note the combination with
the complete AMP board.
Refer to service manual supplement-1 for detail.
Ver. 1.1