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EDITING CONTROL UNIT
BVE-700
HD SWITCHER BOARD
BKE-701
MAINTENANCE MANUAL
1st Edition (Revised 1)
Serial No. 10001 and Higher: BVE-700
Serial No. 10001 and Higher: BKE-701


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BVE-700
! WARNING
This manual is intended for qualified service personnel only.
To reduce the risk of electric shock, fire or injury, do not perform any servicing other than that
contained in the operating instructions unless you are qualified to do so. Refer all servicing to
qualified service personnel.
! WARNUNG
Die Anleitung ist nur für qualifiziertes Fachpersonal bestimmt.
Alle Wartungsarbeiten dürfen nur von qualifiziertem Fachpersonal ausgeführt werden. Um die
Gefahr eines elektrischen Schlages, Feuergefahr und Verletzungen zu vermeiden, sind bei
Wartungsarbeiten strikt die Angaben in der Anleitung zu befolgen. Andere als die angegeben
Wartungsarbeiten dürfen nur von Personen ausgeführt werden, die eine spezielle Befähigung
dazu besitzen.
! AVERTISSEMENT
Ce manual est destiné uniquement aux personnes compétentes en charge de l'entretien. Afin
de réduire les risques de décharge électrique, d'incendie ou de blessure n'effectuer que les
réparations indiquées dans le mode d'emploi à moins d'être qualifié pour en effectuer d'autres.
Pour toute réparation faire appel à une personne compétente uniquement.
Attention-when the product is installed in Rack:
1. Prevention against overloading of branch circuit
When this product is installed in a rack and is
supplied power from an outlet on the rack, please
make sure that the rack does not overload the supply
circuit.
2. Providing protective earth
When this product is installed in a rack and is
supplied power from an outlet on the rack, please
confirm that the outlet is provided with a suitable
protective earth connection.
3. Internal air ambient temperature of the rack
When this product is installed in a rack, please make
sure that the internal air ambient temperature of the
rack is within the specified limit of this product.
4. Prevention against achieving hazardous
condition due to uneven mechanical loading
When this product is installed in a rack, please make
sure that the rack does not achieve hazardous
condition due to uneven mechanical loading.


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1 (E)
BVE-700
Table of Contents
Manual Structure
Purpose of this manual ........................................................................................ 5 (E)
Related manuals ................................................................................................... 5 (E)
Contents ............................................................................................................... 6 (E)
Trademarks .......................................................................................................... 6 (E)
1. Service Overview
1-1.
Locations of Main Parts ........................................................................ 1-1 (E)
1-2.
Removing the Cabinets ......................................................................... 1-3 (E)
1-2-1.
Removing the Cabinets of the Processor Unit ..................... 1-3 (E)
1-2-2.
Removing the Cabinets of the Control Panel Unit ............... 1-3 (E)
1-3.
Replacing the Main Parts ...................................................................... 1-4 (E)
1-3-1.
Switching Regulator ............................................................. 1-4 (E)
1-3-2.
DC Fan ................................................................................. 1-5 (E)
1-3-3.
Replacing the Chip Fuse ...................................................... 1-7 (E)
1-3-4.
Notes while Replacing the Memory on
the CPU-317A Board ........................................................... 1-8 (E)
1-3-5.
Writing the Flash Memory ................................................... 1-8 (E)
1-3-6.
Writing the MAC Address ................................................. 1-10 (E)
1-3-7.
Removing the Coaxial Cables ............................................ 1-11 (E)
1-3-8.
Replacing the HD SDI Modules ........................................ 1-12 (E)
1-4.
Notes when Inspecting the CKG-27 Board ......................................... 1-13 (E)
1-5.
Using the Extension Board .................................................................. 1-14 (E)
1-6.
Troubleshooting .................................................................................. 1-15 (E)
1-6-1.
Hardware Troubleshooting ................................................. 1-15 (E)
1-6-2.
Control Panel Unit .............................................................. 1-30 (E)
1-6-3.
Error Messages ................................................................... 1-36 (E)
2. Electrical Alignment
2-1.
Clamp Position Adjustment (CKG-27 Board Adjustment) .................. 2-1 (E)
2-2.
Control Panel Adjustment ..................................................................... 2-2 (E)
2-2-1.
Search Dial Pulse Amplifier Adjustment of Player Side ..... 2-2 (E)
2-2-2.
Search Dial Pulse Amplifier Adjustment of
Recorder Side ....................................................................... 2-3 (E)
2-3.
_5 V_MDL Power Voltage Adjustment
(IO-193 Board Adjustment) .................................................................. 2-4 (E)


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2 (E)
BVE-700
3. Spare Parts
3-1.
Notes on Repair Parts .................................................................................. 3-1
3-2.
Exploded Views .......................................................................................... 3-2
3-3.
Electrical Parts List ................................................................................... 3-10
3-3-1.
BVE-700 .................................................................................. 3-10
3-3-2.
BKE-701 .................................................................................. 3-40
3-3-3.
Supplied Accessories ............................................................... 3-64
4. Semiconductor Pin Assignments
5. Block Diagrams
5-1.
BVE-700 Block Diagrams .......................................................................... 5-3
5-2.
BKE-701 Block Diagrams .......................................................................... 5-6
6. Board Layouts
CKG-27 .................................................................................................................. 6-2
CPU-317A .............................................................................................................. 6-5
HN-276 ................................................................................................................... 6-7
MEM-94A .............................................................................................................. 6-8
MB-873 ................................................................................................................... 6-9
CN-1915 ............................................................................................................... 6-10
CN-1916 ............................................................................................................... 6-11
DP-309 .................................................................................................................. 6-12
DP-314 .................................................................................................................. 6-13
DET-11A .............................................................................................................. 6-13
IF-766 ................................................................................................................... 6-14
IO-193 ................................................................................................................... 6-15
MIX-42 ................................................................................................................. 6-18


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3 (E)
BVE-700
7. Schematic Diagrams
CKG-27 .................................................................................................................. 7-2
CPU-317A ............................................................................................................ 7-16
MEM-94A ............................................................................................................ 7-26
MB-873 ................................................................................................................. 7-30
CN-1915 ............................................................................................................... 7-33
CN-1916 ............................................................................................................... 7-35
KEY ASSY ........................................................................................................... 7-37
DP-309 .................................................................................................................. 7-43
DP-314 .................................................................................................................. 7-47
IF-766 ................................................................................................................... 7-48
IO-193 ................................................................................................................... 7-52
MIX-42 ................................................................................................................. 7-78
Frame Wiring ...................................................................................................... 7-107
HN-276 ............................................................................................................... 7-109
DET-11A ............................................................................................................ 7-112
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