ORDER NO.
PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2004
DRM-ULV16
RRV3060
LVD SCSI INTERFACE UNIT
DRM-ULV16
ZUCYV/WL
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
This service manual should be used together with the following manual(s).
IMPORTANT:
Before performing maintenance work or optional installation, be sure to set the power
switches of the main unit and its peripheral equipment to their OFF positions, then dis-
connect their power cords, in order to avoid failure of the equipment and electric shock..
Note:
· If this unit is used with the DVD-R7783, the firmware version of the changer must be
Ver. 1.25 or later
Model
Type
Power Requirement
Remarks
DRM-ULV16
ZUCYV/WL
DC Power supply from other system
Model No.
Order No.
Remarks
DRM-7000
RRV2173
700 DISC CHANGER
DRM-3000
RRV2734
300 DISC CHANGER
For details, refer to "Important Check Points for Good Servicing".
T-ZZY DEC. 2004 printed in Japan
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SAFETY INFORMATION
This service manual is intended for qualified service technicians ; it is not meant for the casual do-it-
yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained
to properly and safely repair complex products such as those covered by this manual.
Improperly performed repairs can adversely affect the safety and reliability of the product and may
void the warranty. If you are not qualified to perform the repair of this product properly and safely, you
should not risk trying to do so and refer the repair to a qualified service technician.
WARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause
cancer, birth defects or other reproductive harm.
Health & Safety Code Section 25249.6 Proposition 65
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[Important Check Points for Good Servicing]
In this manual, procedures that must be performed during repairs are marked with the below symbol.
Please be sure to confirm and follow these procedures.
1. Product safety
Please conform to product regulations (such as safety and radiation regulations), and maintain a safe servicing environment by
following the safety instructions described in this manual.
1 Use specified parts for repair.
Use genuine parts. Be sure to use important parts for safety.
2 Do not perform modifications without proper instructions.
Please follow the specified safety methods when modification(addition/change of parts) is required due to interferences such as
radio/TV interference and foreign noise.
3 Make sure the soldering of repaired locations is properly performed.
When you solder while repairing, please be sure that there are no cold solder and other debris.
Soldering should be finished with the proper quantity. (Refer to the example)
4 Make sure the screws are tightly fastened.
Please be sure that all screws are fastened, and that there are no loose screws.
5 Make sure each connectors are correctly inserted.
Please be sure that all connectors are inserted, and that there are no imperfect insertion.
6 Make sure the wiring cables are set to their original state.
Please replace the wiring and cables to the original state after repairs.
In addition, be sure that there are no pinched wires, etc.
7 Make sure screws and soldering scraps do not remain inside the product.
Please check that neither solder debris nor screws remain inside the product.
8 There should be no semi-broken wires, scratches, melting, etc. on the coating of the power cord.
Damaged power cords may lead to fire accidents, so please be sure that there are no damages.
If you find a damaged power cord, please exchange it with a suitable one.
9 There should be no spark traces or similar marks on the power plug.
When spark traces or similar marks are found on the power supply plug, please check the connection and advise on secure
connections and suitable usage. Please exchange the power cord if necessary.
0 Safe environment should be secured during servicing.
When you perform repairs, please pay attention to static electricity, furniture, household articles, etc. in order to prevent injuries.
Please pay attention to your surroundings and repair safely.
2. Adjustments
To keep the original performance of the products, optimum adjustments and confirmation of characteristics within specification.
Adjustments should be performed in accordance with the procedures/instructions described in this manual.
4. Cleaning
For parts that require cleaning, such as optical pickups, tape deck heads, lenses and mirrors used in projection monitors, proper
cleaning should be performed to restore their performances.
3. Lubricants, Glues, and Replacement parts
Use grease and adhesives that are equal to the specified substance.
Make sure the proper amount is applied.
5. Shipping mode and Shipping screws
To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be
installed before shipment. Please be sure to follow this method especially if it is specified in this manual.
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CONTENTS
SAFETY INFORMATION .............................................................................................................................. 2
1. SPECIFICATIONS ..................................................................................................................................... 5
2. EXPLODED VIEWS AND PARTS LIST ..................................................................................................... 6
2.1 PACKING ............................................................................................................................................... 6
2.2 EXTERIOR SECTION ........................................................................................................................... 8
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ................................................................................... 10
3.1 OVERALL CONNECTION DIAGRAM ................................................................................................. 10
3.2 CONV, IDSB and TMSB UNITS........................................................................................................... 12
4. PCB CONNECTION DIAGRAM............................................................................................................... 14
4.1 CONV, IDSB and TMSB UNITS........................................................................................................... 14
5. PCB PARTS LIST..................................................................................................................................... 16
6. ADJUSTMENT ......................................................................................................................................... 16
7. GENERAL INFORMATION ...................................................................................................................... 17
7.1 INSTALLATION.................................................................................................................................... 17
7.2 OPERATION CHECKS........................................................................................................................ 22
7.2.1 CHECK METHOD.......................................................................................................................... 23
7.3 IC INFORMATION ............................................................................................................................... 24
8. PANEL FACILITIES .................................................................................................................................. 27
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1. SPECIFICATIONS
SCSI Terminator (LVD) x 1
(DKN1368)
SCSI Cable (LVD) : 0.55 m x 1
(DDC1015)
Accessories
[Interface]
SE side
: SCSI-2 *1 (Amphenol 50-pin) ............................. x 1
LVD side : Ultra 160 SCSI *1 (Half-pitch 68-pin) ................. x 2
1: Transfer speed may differ depending on the devices connected.
[Maximum cable connection length (including internal connection cables)]
SE side
............................................................................... 3 m *2
LVD side ............................................................................... 12 m *2
[Maximum units connectable]
Total LVD and SE devices ..................................................... 15 *2
(including changers, but not including host bus adapters)
2: For SCSI cable and SCSI Terminator (LVD) use provided accessory or Pioneer-recommended product.
[Other specifications]
Power ..................................................................................... DC +5 V, 0.7 A
Dimensions
CONV Unit Block(internal changer dimension) .................... 140.1 (W) x 117.2 (D) x 70.1 (H) mm
Rear Terminal Block (not including cables).......................... 100.0 (W) x 40.2 (D) x 82.0 (H) mm
Weight .................................................................................... 0.68 kg
Temperature during use (ambient changer temperature) ...... +5
°C +35 °C
Humidity during use (ambient changer humidity) ................... 5% 85% (without condensation)
Temperature during storage ................................................... 40
°C +60 °C
Humidity during storage ......................................................... 5% 90% (without condensation)
[Accessories]
SCSI Terminator (LVD) .......................................................... x 1
SCSI Cable (LVD) : 0.55 m .................................................... x 1
Parts noted below are used when connecting to changer
Connector Assy ...................................................................... x 2
Screws .................................................................................... x 4
Posts (Card Spacers) ............................................................. x 2
Cushion .................................................................................. x 1
Edge guard ............................................................................. x 1
Cable binders ......................................................................... x 3
The specifications and design of this product are subject to change
without notice, due to improvement
.