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RS-A9/EW
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RS-A9/EW
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Specification
Parts list
Block Diagram
Circuit Symbol and No
Systemreset
Disassembly
Audio Unit Adjustment
Setting Example
Service Precaution
Switch Pcb
Page 39
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RS-A9/EW
39
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Contents
RS-A9/EW
CRT3232
Service Precaution
SAFETY INFORMATION
CONTENTS
BDSP/PREAMP
1. SPECIFICATIONS
POWER AMP
GENERAL
A B C D E F
RS-A9/EW
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
Description
Part No
Language
Mark No
2.2 EXTERIOR
Description
Mark No
Description
Part No
3.1 BLOCK DIAGRAM
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
RS-A9/EW
RS-A9/EW
RS-A9/EW
Guide page
3.2 AMP UNITGUIDE PAGE
RS-A9/EW
PCB CONTROL C CN201 RS-A9/EW
14dBs
CN901
RS-A9/EW
16dBs
PCB CONTROL C
AMP UNIT
CEK1139
FU1902
5 6 7
RS-A9/EW
CEK1139 > FU1903
5 CN901 6
B 2/2
B1/2
B-a 1/2
3.3 DSP UNITDACGUIDE PAGE
B 1/2
B-b 1/2
B 1/2
B 2/2
C CN308
B-b 1/2
B-a 1/2
RS-A9/EW
B 2/2
B-b 1/2
B-a 1/2
B 2/2
opposition
B-b 1/2
B 1/2
UNITDACDSP
RS-A9/EW
B-b 1/2
B 1/2
B2/2
B-a 2/2
3.4 DSP UNITDSPGUIDE PAGE
B 1/2
B-b 2/2
B 2/2
B 2/2
B 1/2
B-b 2/2
B-a 2/2
RS-A9/EW
B-b 2/2
B-a 2/2
RS-A9/EW
BUNITDSP DSP
B-b 2/2
For JTAG
B 2/2
DSP1 LOGIC
B-b 2/2
RS-A9/EW
DSP2 LOGIC
3.5 CONTROL UNITGUIDE PAGE
D CN
RS-A9/EW
RS-A9/EW
IPIN PCB
C-b1
C-aE F H
USB PCB
PCB SW
C-a G H
H IPOUT PCB
Ach PCB
CONTROLPCB
RS-A9/EW
CN2281
SWITCH PCB
3.6 SWITCH PCB
A B C D E F
RS-A9/EW
NOTE FOR PCB DIAGRAMS
A AMP UNIT
SIDE A
AMP UNIT
RS-A9/EW
C CN901
SIDE A
RS-A9/EW
CN901
C CN201
RS-A9/EW
A AMP UNIT
C D E F
RS-A9/EW
RS-A9/EW
SIDE B
EUNIT AMP
RS-A9/EW
RS-A9/EW
SIDE B
RS-A9/EW
B DSP UNIT
4.2 DSP UNITGUIDE PAGE
IC,Q
C CN101
SIDE A
RS-A9/EW
EUNIT DSP
CN308
CN601
CN601
RS-A9/EW
BA-a B-b
RS-A9/EW
C CN801
CN101
SIDE A
RS-A9/EW
CN801
B DSP UNIT
IC,Q
RS-A9/EW
RS-A9/EW
SIDE B
RS-A9/EW
DSP UNIT
RS-A9/EW
RS-A9/EW
SIDE
RS-A9/EW
CONTROL PCB
4.3 CONTROL PCBGUIDE PAGE
J CN503
N513
H CN511
I CN501
CN507
EPCB CONTROL
CN513
CN509
CN401
CN1102
CN1904
CN3201
CN501
CN2401
CN505
CN503
RS-A9/EW
CN2281
CN2401
CN1102
C CONTROL PCB
IC,Q
RS-A9/EW
RS-A9/EW
SIDE B
RS-A9/EW
CONTROL PCB
RS-A9/EW
RS-A9/EW
SIDE B
RS-A9/EW
SIDE A
4.4 SWITCH PCB
AD SWITCH PCB
D SWITCH PCB
F IPIN PCB IP-BUSIN
4.5 USB PCB AND IPIN PCB
E USB PCB USB
E USB PCB
H IPOUT PCB
4.6 Ach PCB AND IPOUT PCB
G Ach PCB
Ach OPT IN1
J LOW PCB LOW OPT-OUT
4.7 SW PCB AND LOW PCB
I SW PCB SW OPT-OUT
I SW PCB
K MID PCB
4.8 MID PCB
K MID PCB
MID OPT-OUT
Chip Capacitor except for CQS
5. ELECTRICAL PARTS LIST
Unit Number:CWH1264 Unit Name:Amp Unit
Chip Resistor RS1/_S___J,RS1/__S___J
Part No
Circuit Symbol and No
Circuit Symbol and No
Part No
RS-A9/EW
Unit Name:DSP Unit
Unit Number:CWX3066
RS-A9/EW
1234
RS-A9/EW
RN1/16SC47R0D
RS-A9/EW
RS-A7/EW
6.2 AUDIO UNIT ADJUSTMENT
RS-A9/EW
RS-A7/EW
RS-A9/EW
RS-A9/EW
RS-A9/EW
CKSRYB104K16
Unit Number:CWM9586 Unit Name:Control Unit
CDEFGHIJK
1234
RS-A9/EW
RS-A9/EW
RS-A9/EW
6.1 AMP UNIT ADJUSTMENT
6. ADJUSTMENT
RS-A9/EW
SIDE A SIDE B
TEST POINT
RS-A9/EW
6.2 DSP UNIT ADJUSTMENT
Master Clock
Connecting Diagram for DSP Unit Offset Voltage
RS-A9/EW
SIDE A
TEST POINT
7.1.1 DISASSEMBLY
7. GENERAL INFORMATION
7.1 DIAGNOSIS
Removingthe Case Fig.4
DSP/Control Unit Case
Fig.4
Page
RS-A9/EW
7.1.3 CONNECTOR FUNCTION DESCRIPTION
7.2 IC
1 2 3 4 5 6 7 8 9 10 11 12 13 14
RS-A9/EW
RS-A9/EW
SM5849BF
RS-A9/EW
TC7SZU04FU
OUTY
Page
RS-A9/EW
S-812C33AMC-C2N
NJM78L18UA
S-80827CNUA-B8M
NJM79L18UA
Page
BUS+
28 27 26 25 24 23 22 21 20 19 18 17 16 15
DGND IOUT2C
IOUT1C RFB C VREF C IOUT2D IOUT1D RFB D VREF D
SDOUT CLR LDAC FSIN
Pin Functions PD5952A
Pin No
7.3 OPERATIONAL FLOW CHART
SYSTEMRESET
Main loop
Setting Example
8. OPERATIONS
Example of 2-waysystem connection with 1 RS-A9
Connection Diagram
A B C D E F
RS-A9/EW
Jigs list
Test Disc : YEDS-7
RS-A9/EW
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