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.
MKS-2700Serial No. 10001 and Higher
HK-PSU01Serial No. 10001 and Higher
DCU-2000 IM
Page 3
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.
5. Install the equipment while taking the operating
temperature of the equipment into consideration
For the operating temperature of the equipment, refer
to the specifications of the Operation Manual.
6. When performing the installation, keep the rear of
the unit 10 cm (4 inches) or more away from walls
in order to obtain proper exhaust and radiation of
heat.
When using a LAN cable:
For safety,do not connect to the connector for
peripheral device wiring that might have excessive
voltage.
DCU-2000 IM
1 (P)
Page 4
Page 5
Table of Contents
Manual Structure
Purpose of this manual .............................................................................................. 3
Related manuals......................................................................................................... 3
This manual is the installation manual of Device Control Unit Pack DCU-2000-C
and the optional boards and units.
This manual is intended for use by trained system and service engineers, and
describes the information on installing the DCU-2000-C.
The following manuals are prepared for DCU-2000-C and the optional boards and
units.
..
. Operation Manual (Supplied with DCU-2000-C)
..
This manual describes the application and operation of DCU-2000-C.
..
. Maintenance Manual (Available on request)
..
This manual describes the detailed service information.
If this manual is required, please contact your local Sony Sales Office/Service
Center.
Contents
..
. “Semiconductor Pin Assignments” CD-ROM (Available on request)
..
This “Semiconductor Pin Assignments” CD-ROM allows you to search for
semiconductors used in B&P Company equipment.
Semiconductors that cannot be searched for on this CD-ROM are listed in the
maintenance manual for the corresponding unit. The maintenance manual contains
a complete list of all semiconductors and their ID Nos., and thus should be used
together with the CD-ROM.
Part number: 9-968-546-XX
This manual is organized by following sections.
Section 1Installation
This section describes the operating environment, power supply, installation space,
installation of optional boards and units, rack mounting, connectors, input and
output signals of connectors, checking upon completion of installation, and system
configuration.
Section 2Service Overview
This section describes the troubleshooting and periodic inspection and maintenance.
DCU-2000 IM
3
Page 8
Page 9
Section 1
For customers in the U.S.A. and Canada
1 Power cord, 125 V 10 A (2.4 m) : ! 1-557-377-11
AC inlet
1
Installation
1-1.Operating Environment
Operating guaranteed temperature :+5 dC to +40 dC
Performance guaranteed temperature : +10 dC to +35 dC
Operating humidity :10 % to 90 %
Storage temperature :_20 dC to +60 dC
Mass :Approx. 9.8 kg
(with all options
installed)
Prohibited locations for installation
. Areas where the unit will be exposed do direct sunlight
or any other strong lights.
. Dusty areas
. Areas is subject to vibration.
. Areas with strong electric or magnetic fields.
. Areas near heat sources.
. Areas subject to electrical noise.
. Areas subject to static electricity.
Ventilation
The inside of the DCU-2000-C is cooled by a fan (right
side on the rear).
The power supply can be damaged if the exhaust vent
(right side on the rear) and air intake (front panel) are
blocked or the fan is stopped.
Therefore, leave a blank space of more than 10 cm in the
front and back of the DCU-2000-C.
1-2-2. Recommended Power Cord
w
. Use the approved Power Cord (3-core mains lead)/
Appliance Connector/Plug with earthing-contacts that
conforms to the safety regulations of each country if
applicable.
. Use the Power Cord (3-core mains lead)/Appliance
Connector/Plug conforming to the proper ratings (Voltage, Ampere).
If you have questions on the use of the above Power Cord/
Appliance Connector/Plug, please contact your local Sony
Sales Office/Service Center.
c
. Never use an injured power cord.
. Plugging the power cord in the AC inlet, push as far as it
will go.
1-2.Power Supply
1-2-1. Power Specifications
A switching regulator is used for the power supply of this
unit. A voltage within the range of 100 V to 240 V can be
used without changing the supply voltage.
Power requirements :AC 100 to 240 V
Power frequency :50/60 Hz
Current consumption : 0.7 to 0.5 A
n
As the inrush current at turn-on is a maximum 10 A (at 100
V)/25 A (at 240 V), the capacity of the AC power must be
commensurate with this source load.
If the capacity of the AC power is not adequately large, the
AC power source breaker will operate or the unit will
abnormally operate.
DCU-2000 IM
For customers in the all Europian countories
1 Power cord, 250 V 10 A (2.4 m) : ! 1-782-929-21
1
AC inlet
1-1
Page 10
1-3.Installation Space (External dimensions)
Rack mount metal
(supplied with RMM-10)
520
380
375
440
465
482
144.5115.5115.5
61
7
43.6
61
17.4
Unit : mm
1-2
DCU-2000 IM
Page 11
1-4.Installing the Optional Power
Supply Unit
The optional power supply unit HK-PSU01 is used after it
is installed in the MKS-2700.
n
Be sure to turn off the POWER switch before starting
installation work.
If installation work is started with the POWER switch left
on, it may cause electrical shock or damage to printed
circuit boards.
Installation
1. Remove the front panel. (Refer to Section 2-2.)
2. Loosen the two screws fixing the blank panel of the
slot to which you want to install the HK-PSU01.
Remove the blank panel.
PSW3 x 8
Blank panel
n
Store the removed blank panel in a safe location.
3. Install the HK-PSU01 firmly as far as it will go.
4. Secure the HK-PSU01 with the two screws.
HK-PSU01
PSW3 x 8
DCU-2000 IM
1-3
Page 12
1-5.Rack Mounting
The DCU-2000-C installs in a 19-inch standard rack.
To mount the DCU-2000-C in a rack, use the specified
rack mount kit and follow the procedure described below.
Specified rack mount kit : RMM-10
n
If a rack mount kit other than the specified one is used, the
unit may not correctly install in 19-inch standard rack.
Parts of the RMM-10
. Rack tools2 pcs
. Right rack mount adaptor1 pc
. Left rack mount adaptor1 pc
. Rack tool attaching screws6 pcs
(B4 x 6 : 7-682-560-09)
. Rack tool attaching screws6 pcs
(B4 x 10 : 7-682-560-10)
2. Rack mounting procedure
This section describes the rack mounting procedure using
the RMM-10 rack mount kit.
n
Tighten the screws to the following torque.
Tightening torque : 120 x 10_2 N.m {12.2 kgf.cm}
1. Loosen the four screws (with drop-safe) and remove
the four feet.
Feet
Feet
1. Precautions for rack mounting
w
. To prevent the rack from falling or moving, fix the rack
on a flat and steady floor using bolts or others fixings.
If the rack falls due to the weight of the equipment, it
may cause death or injury.
. Be sure to use the specified rack mount kit.
If not, injury may result and the equipment may fall due
to insufficient strength.
. After rack mounting, be sure to tighten the screws on the
rack angle and fix the unit in the rack.
If the screws on the rack angle are not tightened, the unit
may slip from the rack and fall, causing injury.
c
When mounting the unit in the rack, note the following:
. Be sure to mount in the rack with two persons or more.
. Be careful not to catch your fingers or hands in the rack
mount rail or others.
. Mount in the rack in a stable position.
n
If several units are mounted in a rack, it is recommended
that a ventilation fan is installed to prevent temperature rise
inside the rack.
Screws
(with drop-safe)
Screws
(with drop-safe)
2. Attach the rack tool to the side of the equipment using
the specified six screws.
n
Use B4 x 6 screws.
B4 x 6
Rack tools
B4 x 6
Rack tools
1-4
DCU-2000 IM
Page 13
3. Loosen the screws on the rear of the right and left
adaptors and adjust the length of the adaptor according
to the depth of the rack.
(The illustration below shows the left adaptor.)
Adaptor
Portion of
the rail
B4 x 6
n
Maximum depth of adaptor : 750 mm
Minimum depth of adaptor : 595 mm
4. Attach the right and left adaptors to the rack completely using the specified six screws.
(The illustration below shows the left adaptor.)
6. Align the groove of the rack tool at the side of the
equipment with the rail, and slide the equipment to the
rear.
n
The rack tools are hooked on the rails as shown below.
Rack toolRack tool
RailRail
7. Remove the front panel. (Refer to Section 2-2.)
8. Fix the rack angle in the rack using the specified
screws.
Rack
B4 x 10
1U
31.75
31.75
B4 x 10
Unit : mm
5. Tighten the screws (B4 x 6 : two screws each on the
right and left) for adjusting the length of the adaptor
completely (the screws that were loosened in step 3).
Rack angle
B5 x 12
B5 x 12
Rack angle
9. Attach the front panel to the equipment.
DCU-2000 IM
1-5
Page 14
1-6.Matching Connectors and Cables
Use the following connectors, cables or equivalents when connecting cables to the unit.
Model name Panel indicationConnector nameMatching connector and cable
NameSony part No.
MKS-2700TALLY/GPI IN 1-34D-sub 37-pin, FemaleD-sub 37-pin, Male
The input/output signals of the connectors at the MKS2700 rear panel are as follows.
n
<CONTROLLER> indicates a controlling device.
<DEVICE> indicates a controlled device.
REMOTE1 to 6 : RS-422A (D-sub 9-pin, Female)
<CONTROLLER> to External Device
5
_ EXT VIEW _
Pin No.Signal NameFunction
1FGFrame ground
2RX_Received data (_)
3TX+Transmitted data (+)
4GNDCommon ground
5_No Connection
6GNDCommon ground
7RX+Received data (+)
8TX_Transmitted data (_)
9FGFrame ground
PERIPH :
Pin No.Signal NameFunction
1TX+Transmitted data (+)
2TX_Transmitted data (_)
3RX+Received data (+)
4_No Connection
5_No Connection
6RX_Received data (_)
7_No Connection
8_No Connection
100BASE-TX, RJ-45 (8-pin)
1
_ EXT VIEW _
1
69
8
TALLY/GPI IN 1-34 : D-sub 37-pin, Female
INPUT x 34, TTL, 2 INPUT TTL/+12 V Switchable (*1)
119
2037
_EXT VIEW_
Pin No.Signal NameFunction
1TALLY/GPI IN 1Tally/GPI inputs
2TALLY/GPI IN 3
3TALLY/GPI IN 5
4TALLY/GPI IN 7
5TALLY/GPI IN 9
6TALLY/GPI IN 11
7TALLY/GPI IN 13
8TALLY/GPI IN 15
9TALLY/GPI IN 17
10TALLY/GPI IN 19
11TALLY/GPI IN 21
12TALLY/GPI IN 23
13TALLY/GPI IN 25
14TALLY/GPI IN 27
15TALLY/GPI IN 29
16TALLY/GPI IN 31
17TALLY/GPI IN 33 (*1)
18GNDGround
19GNDGround
20TALLY/GPI IN 2Tally/GPI inputs
21TALLY/GPI IN 4
22TALLY/GPI IN 6
23TALLY/GPI IN 8
24TALLY/GPI IN 10
25TALLY/GPI IN 12
26TALLY/GPI IN 14
27TALLY/GPI IN 16
28TALLY/GPI IN 18
29TALLY/GPI IN 20
30TALLY/GPI IN 22
31TALLY/GPI IN 24
32TALLY/GPI IN 26
33TALLY/GPI IN 28
34TALLY/GPI IN 30
35TALLY/GPI IN 32
36TALLY/GPI IN 34 (*1)
37GNDGround
DCU-2000 IM
1-7
Page 16
TALLY/GPI OUT 1-18 : D-sub 37-pin, Female
OUTPUT x 18, relay contacts 30 V 0.1 A (*2)
119
2037
_EXT VIEW_
Pin No.Signal NameFunction
1TALLY/GPI OUT 1ATally/GPI outputs
2TALLY/GPI OUT 2A
3TALLY/GPI OUT 3A
4TALLY/GPI OUT 4A
5TALLY/GPI OUT 5A
6TALLY/GPI OUT 6A
7TALLY/GPI OUT 7A
8TALLY/GPI OUT 8A
9TALLY/GPI OUT 9A
10TALLY/GPI OUT 10A
11TALLY/GPI OUT 11A
12TALLY/GPI OUT 12A
13TALLY/GPI OUT 13A
14TALLY/GPI OUT 14A
15TALLY/GPI OUT 15A
16TALLY/GPI OUT 16A
17TALLY/GPI OUT 17A
18TALLY/GPI OUT 18A
19GNDGround
20TALLY/GPI OUT 1BTally/GPI outputs
21TALLY/GPI OUT 2B
22TALLY/GPI OUT 3B
23TALLY/GPI OUT 4B
24TALLY/GPI OUT 5B
25TALLY/GPI OUT 6B
26TALLY/GPI OUT 7B
27TALLY/GPI OUT 8B
28TALLY/GPI OUT 9B
29TALLY/GPI OUT 10B
Pin No.Signal NameFunction
30TALLY/GPI OUT 11BTally/GPI outputs
31TALLY/GPI OUT 12B
32TALLY/GPI OUT 13B
33TALLY/GPI OUT 14B
34TALLY/GPI OUT 15B
35TALLY/GPI OUT 16B
36TALLY/GPI OUT 17B
37TALLY/GPI OUT 18B
(*2)
n
A and B of the same number constitute a pair of relay
contacts.
<Relay>
TALLY/GPI OUT xB
TALLY/GPI OUT xA
1-8
DCU-2000 IM
Page 17
TALLY/GPI OUT 19-36 : D-sub 37-pin, Female
OUTPUT x 18, relay contacts 30 V 0.1 A (*2)
119
2037
_EXT VIEW_
Pin No.Signal NameFunction
1TALLY/GPI OUT 19ATally/GPI outputs
2TALLY/GPI OUT 20A
3TALLY/GPI OUT 21A
4TALLY/GPI OUT 22A
5TALLY/GPI OUT 23A
6TALLY/GPI OUT 24A
7TALLY/GPI OUT 25A
8TALLY/GPI OUT 26A
9TALLY/GPI OUT 27A
10TALLY/GPI OUT 28A
11TALLY/GPI OUT 29A
12TALLY/GPI OUT 30A
13TALLY/GPI OUT 31A
14TALLY/GPI OUT 32A
15TALLY/GPI OUT 33A
16TALLY/GPI OUT 34A
17TALLY/GPI OUT 35A
18TALLY/GPI OUT 36A
19GNDGround
20TALLY/GPI OUT 19BTally/GPI outputs
21TALLY/GPI OUT 20B
22TALLY/GPI OUT 21B
23TALLY/GPI OUT 22B
24TALLY/GPI OUT 23B
25TALLY/GPI OUT 24B
26TALLY/GPI OUT 25B
27TALLY/GPI OUT 26B
28TALLY/GPI OUT 27B
29TALLY/GPI OUT 28B
Pin No.Signal NameFunction
30TALLY/GPI OUT 29BTally/GPI outputs
31TALLY/GPI OUT 30B
32TALLY/GPI OUT 31B
33TALLY/GPI OUT 32B
34TALLY/GPI OUT 33B
35TALLY/GPI OUT 34B
36TALLY/GPI OUT 35B
37TALLY/GPI OUT 36B
(*2)
n
A and B of the same number constitute a pair of relay
contacts.
<Relay>
TALLY/GPI OUT xB
TALLY/GPI OUT xA
DCU-2000 IM
1-9
Page 18
1-8.Checks on Completion of Installation
1-8-1. Description of On-board Switches and LEDs
n
The number shown in parentheses ( ) indicates the address on the circuit board.
1. IF-963 board
8
7
6
5
4
3
2
S901S801
S902
54321
DI4
DI1
CPU-DK
SW2
Module
SW1
DI8
DI7
DI6
DI3
DI2
A
B
C
D
E
F
D904
D903
D902
S802
D420
D419
D418
D417
D802
S403
S402
D202
D201
CN901
CN801
ND1
D801
D805
D804
D803
CN201
CN102
S502
S501
D431
S401
S201
S301
D302
D429
D430
D432
1
LKJHGFEDCBA
<LEDs>
D201 (A-2) : LAN status LED
LAN (IC201/IF-963 board) status indication.
Flashes while communication with the main panel is in
progress.
D202 (A-2) : 100
LAN (IC201/IF-963 board) status indication
Lit while communication with the main panel is in
progress at 100 Mb/s.
1-10
A side/Component side
D302 (A-5) : RESET
Lit at reset.
D417 (A-6) : Main CPU status LED
Main CPU status indication. Used only for production in
the assembly factory.
D418 (A-6) : Main CPU status LED
Main CPU status indication. Used only for production in
the assembly factory.
DCU-2000 IM
Page 19
D419 (A-6) : Main CPU status LED
Main CPU status indication. Used only for production in
the assembly factory.
D420 (A-6) : Main CPU status LED
Main CPU status indication. Used only for production in
the assembly factory.
D429 (A-2) :
++
+3.3 V
++
+3.3 V power supply status indication.Lit when the +3.3 V power is supplied.
D430 (A-2) :
++
+5 V
++
+5 V power supply status indication.Lit when the +5 V power is supplied.
D902 (B-5) : SIO 3/4
Serial I/F (the IC901/IF-963 board) status indication
Not lit :The IC has started up correctly.
Lit :The IC has not started up correctly.
Flashing : Memory is faulty.
D903 (B-5) : CH4
Flashes while communication with the equipment that is
connected to the serial I/F (the IC901/IF-963 board) is in
progress.
D904 (B-5) : CH5
Flashes while communication with the equipment that is
connected to the serial I/F (the IC901/IF-963 board) is in
progress.
D431 (A-6) : REF-OK status LED
REF IN signal presence/absence status indication.
Not lit when the REF signal is not input.
Lit when the REF signal is input via the REF IN connector.
D432 (A-2) :
++
+12 V
++
+12 V power supply status indication.
If this LED does not light on, the fuse may have blown.
Lit when the +12 V power is supplied.
D801 (A-5) : CH3
Flashes while communication with the equipment that is
connected to the serial I/F (the IC801/IF-963 board) is in
progress.
D802 (A-5) : SIO 1/2
Serial I/F (the IC801/IF-963 board) status indication
Not lit :The IC has started up correctly.
Lit :The IC has not started up correctly.
Flashing : Memory is faulty.
D803 (A-5) : CH0
Flashes while communication with the equipment that is
connected to the serial I/F (the IC801/IF-963 board) is in
progress.
D804 (A-5) : CH1
Flashes while communication with the equipment that is
connected to the serial I/F (the IC801/IF-963 board) is in
progress.
D805 (A-5) : CH2
Flashes while communication with the equipment that is
connected to the serial I/F (the IC801/IF-963 board) is in
progress.
ND1 (A-6) : Main CPU status LED
Main CPU status indication.
<Switches>
S201 (A-5) : Monitor setting switch for the main
CPU
Reset switch that is used during maintenance of the main
CPU from the TERMINAL pin.
S301 (A-5) : System reset switch
Reset switch for the entire DCU-2000-C.
S401 (A-5) : Modes setting switch for the main
CPU
Reserved for future expansion. Used only for production in
the assembly factory. Default setting when shipped from
the factory is all OFF.
S402 (A-3) : Group ID setting switch for LAN
Sets the network group ID.
This switch is used to set the PERIPH terminal.
Refer to System Setup Manual for details.
S403 (A-4) : Unit ID setting switch for LAN
Sets the unit ID within a network.
This switch is used to set the PERIPH terminal.
Refer to System Setup Manual for details.
S501 (A-7) : Tally/GPI IN MODE 33
Selects either TTL level or +12 V for Tally/GPI IN 33
The “V” position of the circuit board indication : 12 V
The “N” position of the circuit board indication :
TTL level
DCU-2000 IM
1-11
Page 20
S502 (A-7) : Tally/GPI IN MODE 34
Selects either TTL level or +12 V for Tally/GPI IN 34
The “V” position of the circuit board indication : 12 V
The “N” position of the circuit board indication
: TTL level
S801 (D-8) : Modes setting switch for the serial I/F
Reserved for future expansion. Only the switch 3 is set to
ON at the default setup when shipped form the factory.
S802 (B-5) : Reset switch for the serial I/F
Reset switch for the serial I/F (the IC801/IF-963 board).
DI6 (green) (F-3) : STATUS3 status LED
Used for maintenance purpose. Only the STATUS1 LED is
lit in normal operation.
DI7 (green) (F-3) : STATUS2 status LED
Used for maintenance purpose. Only the STATUS1 LED is
lit in normal operation.
DI8 (green) (F-4) : STATUS1 status LED
Used for maintenance purpose. Only the STATUS1 LED is
lit in normal operation.
S901 (E-8) : Modes setting switch for the serial I/F
Reserved for future expansion. Only the switch 3 is set to
ON at the default setup when shipped form the factory.
S902 (B-5) : Reset switch for the serial I/F
Reset switch for the serial I/F (the IC901/IF-963 board).
<Connectors>
CN102 (A-4) : TERMINAL pin
This pin is connected to the main CPU control terminal
and used during maintenance.
Used only for production in the assembly factory.
CN201 (A-6) : ISP common connector
Used only for production in the assembly factory. Used for
program writing into the JTAG device with ISP.
<LEDs on the CPU DK module> (C-2)
DI1 (green) (B-5) : CD (Card Detect) status LED
Lit when the CPU-DK module is inserted correctly to the
parent board.
<Switches on the CPU-DK module> (C-2)
SW1 (D-5) : RESET switch
Pressing this switch resets the CPU-DK module.
n
In some machines in which the CPU-DK module is
installed, the system reset may be activated.
SW2 (C-5) : MODE switch
8-pin DIP switch
Used only for production in the assembly factory.
All switches are set to OFF for normal operation.
Default setting when shipped from the factory is all OFF.
DI2 (green) (F-3) : RUN status LED
Lit when the CPU-DK module starts operating.
DI3 (green) (F-3) : STATUS4 status LED
Used for maintenance purpose. Only the STATUS1 LED is
lit in normal operation.
DI4 (green) (B-5) :
++
+3.3 V
++
Indicates the status of the VCC (CORE) and VCC (I/O)
power supplied to the CPU-DK module.
Lit while the specified powers are turned on.
1-12
DCU-2000 IM
Page 21
1-9.System Connection
Configure the MVS-8000 series system connection referring to the connection example as shown below.
Connection example
Reference video signal (*2)
Ethernet switch
Reference video
signal (*2)
(*1)
Ethernet switch
DATA CTRL REMOTE 1
(*1)
REMOTE
Reference video
signal (*2)
BKS-R series
HDS-X series
Device Control Unit Pack DCU-2000-C
CTRL
CTRL
EDITORDATA LAN
Editing Control System
BVE-9100
DATA
System Control Unit
DME Processor Pack
MVE-8000
PERIPH
MKS-8010
Reference video
signal (*2)
PERIPH
VTRDDR
Switcher Processor Pack
MVS-8400/8300/8200
Audio mixer
Crossover cable
BNC cable
(*1) : Connect each LAN (CTRL, DATA) to the separate Ethernet switches respectively.
However, a single Ethernet switch can be used for connecting each LAN.
For information about Ethernet switches that can be used in an MVS system, contact your local Sony Sales Office/Service Center.
For detailed information about setting up the Ethernet switch, refer to the documentation supplied with the switch.
(*2) : Terminate the system with the 75 Z terminators supplied. The 75 Z terminators are supplied with the equipment.
DCU-2000 IM
1-13
Page 22
Page 23
Section 2
Service Overview
2-1.Troubleshooting
The main power cannot be turned on. (Indicator does not light green.)
Flow1
The main power of the DCU-2000-C cannot be turned on.
(Indicator does not light green.)
YES
Is the POWER switch of the DCU-2000-C turned ON?
YES
Is the power cord of the DCU-2000-C connected correctly?
YES
Is the power supply unit probably defective.
Cannot read the Tally/GPI input correctly.
Flow2
Cannot read the Tally/GPI input correctly.
YES
Is the MKS-2700 connector (Tally/GPI IN) connected
to the cable of the destination equipment?
YES
Is the reference signal that matches the format of
your system input?
YES
Is the Tally/GPI Input on the center control panel set
correctly?
YES
NO
Set it to ON.
NO
Connect it correctly.
NO
Connect the cable.
Connect the correct reference signal
NO
to input.
NO
Set it.
The IF-963 board or the CN-2586 board or the CN-2587 board
of the MKS-2700 is probably defective.
DCU-2000 IM
2-1
Page 24
Tally/GPI Output does not work correctly.
Flow3
The Tally/GPI Output does not work correctly.
(The Tally lamp is not lit.)
YES
Is the MKS-2700 connector (Tally/GPI IN) connected
to the cable of the destination equipment (display unit)?
YES
Is the reference signal that matches the format of your
system input?
YES
Is the Tally/GPI Input on the center control panel set
correctly?
YES
The IF-963 board or the CN-2586 board or the CN-2587 board
of the MKS-2700 is probably defective.
NO
Connect the cable.
Connect the right reference signal to
NO
input.
NO
Set it.
The device that is connected to Remote does not work correctly.
Flow4
The device that is connected to the Remote does not
work correctly.
YES
Is the cable connected between the Remote connector of
the MKS-2700 and the device?
YES
Is the controllable device connected?
NO
Connect the cable.
NO
Connect the controllable device.
YES
Is the reference signal that matches the format of your
system input?
YES
Is the center control panel side already set?
YES
The IF-963 board or the CN-2586 board or the CN-2587 board
of the MKS-2700 is probably defective.
Connect the connect reference
NO
signal to input.
NO
Set it.
2-2
DCU-2000 IM
Page 25
2-2.
Removal/Installation the Front Panel
2-3.
Periodic Inspection and Maintenance
Removal
Loosen the two screws (with drop safe) and remove the
front panel in the direction of the arrow as shown below.
Screw
(with drop-safe)
Front panel
Screw
(with drop-safe)
Installation
Install the front panel by reversing the steps of removal
procedure.
2-3-1. Cleaning
1. Front panel
The filter on the rear of the front panel can easily accumulate the dust. Be sure to remove dust by cleaning as follows.
1. Remove the front panel. (Refer to Section 2-2.)
2. Remove the dust accumulated on the filter with a
vacuum cleaner.
n
Cleaning the filter by washing in water is recommended when there is a heavy accumulation of dust.
Be sure to dry the filter completely after it has been
washed is cleaned by water.
Front panel
Filter
2. Fan
The inside of the DCU-2000-C is cooled by a fan (right
side on the rear).
If dust has accumulated in the intake of the fan, air is
prevented from flowing smoothly and this may result in a
temperature rise inside the machine. This may have an
adverse effect on performance and life of the machine.
Cleaning of the fan every month is recommended.
Contact your local Sony Sales Office/Service Center for
information on cleaning the fan.
Fan
DCU-2000 IM
2-3
Page 26
Page 27
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