Aloka SSD-4000 User manual

Service Manual
SSD-4000

FILE 1
SERVICE MANUAL
PRO SOUND
SSD - 4000
1 / 2
English Edition
Document Number :MN2-0233
Document Revision :3
Copyright©

MN2‑0233 Rev.3
SSD-4000 SERVICE MANUAL
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Contents of SSD-4000 SERVICE MANUAL 1/2
PAGE
Section 1How to use this service manual page 1-1〜1-4 (4 pages)
1-1 Service Manual ‥‥‥‥ ‥‥‥‥ 1- 1
1-2 Contents of this Service Manual ‥‥‥‥ ‥‥‥‥ 1- 1
1-3 Construction of This Service Manual ‥‥‥‥ ‥‥‥‥ 1- 2
1-4 Contents of Each Section ‥‥‥‥ ‥‥‥‥ 1- 2
Section 2PRECAUTIONS (read without fail) page 2-1〜2-6(6pages)
2-1 Precautions Against Electrical Hazards to Serviceman ‥‥‥‥ 2- 1
2-2 Precautions Against Mechanical Hazards to Serviceman ‥‥‥‥ 2- 1
2-3 Precautions Against Germ Hazards to Serviceman ‥‥‥‥ 2- 1
2-4 Precautions for Keeping Electrical Safety ‥‥‥‥ 2- 2
2-5 Precautions for Keeping Mechanical Safety ‥‥‥‥ ‥‥‥‥ 2- 2
2-6 Precautions for Keeping Chemicals Safety ‥‥‥‥ ‥‥‥‥ 2- 2
2-7 Preparation to be Made at Service Center ‥‥‥‥ ‥‥‥‥ 2- 2
2-8 Care to be Taken in the Field ‥‥‥‥ ‥‥‥‥ 2- 3
2-9Precaution for Monitor repairing ‥‥‥‥ ‥‥‥‥ 2- 3
2-10Handling of S.M.D. PCBs ‥‥‥‥ ‥‥‥‥ 2- 4
2-11System Symbols ‥‥‥‥ ‥‥‥‥ 2- 5
2-12A combination of UCW-4000B and software version ‥‥‥‥ 2- 6
2-13A combination of SCU-4000/4000B and
AD_DA “EP444400”/DBP “EP478400”board ‥‥‥‥ 2- 6
Section 3BEFORE REPAIRING page 3-1〜3-14 (14 pages)
3-1 Repair work on the description of Service Manual ‥‥‥‥ 3- 1
3-2 Upgrade work on the description of Service Manual ‥‥‥‥ 3- 6
3-3 Messages ‥‥‥‥ ‥‥‥‥ 3- 12
Section 4PRINCIPLE OF SYTSTEM OPERATION page 4-1〜4-104 (120 pages)
4-1 System Specification ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 1
4-2 System Configuration ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 9
4-3 System Block Diagram ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 9
4-4 Principle of System Operation ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 15
4-4-1 System Control ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 15

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4-4-2 Transmission and Reception block ‥‥‥‥ ‥‥‥‥ 4- 18
4-4-3 Digital Imaging Unit ‥‥‥‥ ‥‥‥‥ 4- 23
4-4-4 Physio. signal display unit PEU-4000 (Option) ‥‥‥‥ 4- 29
4-4-5 Power supply unit PSU-S4000 ‥‥‥‥ ‥‥‥‥ 4- 30
4-5 Principle of PCB operation ‥‥‥‥ ‥‥‥‥ 4- 34
4-5-1 Probe Selector 1 ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 31
4-5-2 Probe Selector 2 ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 34
4-5-3 Tx & Tx Focus ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 36
4-5-4 Pre AMP & Variable Gain AMP ‥‥‥‥ ‥‥‥‥ 4- 38
4-5-5 Rx Beam Former ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 40
4-5-6 Tx Rx Control ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 44
4-5-7 A ITF ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 48
4-5-8 AD_DA ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 52
4-5-9 CFP ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 54
4-5-10 SDP ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 56
4-5-11 STCW ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 58
4-5-12 BSC ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 60
4-5-13 CSC ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 64
4-5-14VPU ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 68
4-5-15MGR ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 72
4-5-16CPU ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 74
4-5-17Audio ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 78
4-5-18 PSC ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 80
4-5-19 Physio. AMP ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 84
4-5-20 VOL/Servo Control ‥‥‥‥ ‥‥‥‥ 4- 88
4-5-21 Mecha. Connector ‥‥‥‥ ‥‥‥‥ 4- 90
4-5-22 VCM (Video Cine Memory) ‥‥‥‥ ‥‥‥‥ 4- 92
4-5-23 Tx & Tx Focus 2 ‥‥‥‥ ‥‥‥‥ 4- 94
4-5-24 CMB ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 96
4-5-25 DBP ‥‥‥‥ ‥‥‥‥ ‥‥‥‥ 4- 102
Section 5SCHEMATICS page 5-1〜5-162 (162 pages)
Main Body
CABLE CONNECTION SSD-4000 ‥‥‥‥ 5- 1
CABLE 001, 002, 011, 012, 020, 250, 100, 201, 301, 302 ‥‥‥‥ 5- 3
CABLE 021, 400 ‥‥‥‥ 5- 13
Mother EP4445 ‥‥‥‥ 5- 15
Power Supply Unit PSU-S4000 ‥‥‥‥ 5- 25

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Transformer Unit (Primary) PSU-S4000-1 ‥‥‥‥ 5- 26
Power Supply unit (Secondly) PSU-S4000-2 ‥‥‥‥ 5- 27
Relay circuit unit EP4482 ‥‥‥‥ 5- 28
Connector Junction unit EP4495 ‥‥‥‥ 5- 29
Mother board EP4486 ‥‥‥‥ 5- 30
Low voltage circuit (1) EP4483 ‥‥‥‥ 5- 31
Low voltage circuit (2) EP4484 ‥‥‥‥ 5- 32
High voltage circuit EP4485 ‥‥‥‥ 5- 33
AC power cable unit（100~120V）JB-258 ‥‥‥‥ 5- 36
AC power cable unit（200~240V）JB-259 ‥‥‥‥ 5- 37
AC Outlet Box (100-120V) JB-260 ‥‥‥‥ 5- 38
AC Outlet Box (200-240V) JB-261 ‥‥‥‥ 5- 39
Foot SW PCB EP4261 ‥‥‥‥ 5- 40
DISTRIBUTOR EP4472 ‥‥‥‥ 5- 41
Physio Signal display unit PEU-4000
PHYSIO UNIT EU-5044 ‥‥‥‥ 5- 46
Physio. Volume unit EP4536 ‥‥‥‥ 5- 47
CABLE 710, 711, 712 ‥‥‥‥ 5- 48
Operation Panel L-KEY-75 ‥‥‥‥ 5- 51
Viewing Color TV monitor IPC-1530Q ‥‥‥‥ 5- 69
Power supply unit PSU-S4000B ‥‥‥‥ 5- 81
Transformer unit circuit PSU-S4000B-1‥‥‥‥ 5- 83
Power supply unit (2) PSU-S4000B-2‥‥‥‥ 5- 85
Hi-Voltage circuit EP440701 ‥‥‥‥ 5- 87
Rectification circuit EP4622 ‥‥‥‥ 5- 88
Power supply circuit EP4631 ‥‥‥‥ 5- 89
Power supply circuit EP4632 ‥‥‥‥ 5- 90
Mother board for PSU-S4000B-2 EP4633 ‥‥‥‥ 5- 93
Output connector circuit EP4634 ‥‥‥‥ 5- 94
Power Supply Unit (Block diagram) PSU-S4000B ‥‥‥‥ 5- 95
Power Supply Unit (Wiring diagram) PSU-S4000B ‥‥‥‥ 5- 96
Power Supply Unit (2) PSU-S4000B-2B‥‥‥‥ 5- 97
Power Supply Unit (2) (Wiring diagram) PSU-S4000B-2B‥‥‥‥ 5- 98
High Voltage CircuitEP463200CC ‥‥‥‥ 5- 99
Mother board for PSU-S4000B-2 EP4633 ‥‥‥‥ 5- 103
Foot switch PCB EP4732 ‥‥‥‥ 5- 104
Mother board EP4812 ‥‥‥‥ 5- 105
Viewing Monitor IPC-1530U DWU-135B ‥‥‥‥ 5- 112

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Viewing Monitor IPC-1530U DWU-141 ‥‥‥‥ 5- 129
Power Supply Unit (2) PSU-S4000B-2B‥‥‥‥ 5- 147
Mother board for PSU-S4000B-2B EP4633 ‥‥‥‥ 5- 148
Operation Panel L-KEY-75C ‥‥‥‥ 5- 149

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Contents of SSD-4000 SERVICE MANUAL 2/2
Section 6TROUBLESHOOTING
Section 7ADJUSTMENT PROCEDURE
Section 8PERFORMANCE CHECK
Section 9DISASSEMBLING PROCEDURE
Section 10 PARTS LIST
Section 11 SERVICE INFORMATION
Appendix SSD-4000 SERVICE MANUAL Appendix

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SECTION 1
SECTION 1
How to use this service manual

MN2‑0233 Rev.2
SECTION 1 How to use this service manual
1 ‑ 1
1-1 Service Manual
1) This service manual has been prepared for persons in charge of repair at the field.
2) This service manual is compiled according to the following basic principle.For service, pick
out a faulty PCB and replace it with a new PCB .”
3) Make the best use of this service manual, making also reference to available technical support
information such as Technical Bulletin”.
1-2 Contents of this Service Manual
1) The equipment is repaired by PCB replacement. Therefore this service manual does not
include the circuit diagrams of the PCB unit. For the function of each PCBs whose circuit
diagram is not included, refer toSECTION 4 PRINCIPLE OF SYSTEM OPERATION”.
In “SECTION 4”, Specification of System, Principle of System, System Block Diagram, PCB
Block Diagram, the explanation of each PCB Block Diagram, and signal list are described.
However, Cable Connection Diagram”, Circuit Diagram of PCB equipped with the panel
switches which are easily exchangeable at the field”andCircuit Diagram composed of
general circuit such as TV monitor and Power Supply unit”are described inSECTION 5
SCHEMATICS”.
2) For changes and modifications of as well as additions to specifications, if any, prompt
information will be given to you by means ofAPPENDIX Manual Change Information”.
●IMPORTANT●Always observe the manner specified for replacement, addition, or
deletion of Manual Changeto prevent missing of necessary
information and keeping of erroneous information.