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CRT5266
GEX-1550DTV/XEES
ORDER NO.
HIDEAWAY 1SEG DIGITAL TV TUNER
GEX-1550DTV
/XEES
PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, 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 2012
K-ZZZ NOV. 2012 Printed in Japan
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SAFETY INFORMATION
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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 safely 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. Where in a manufacturer's service documentation, for example in circuit diagrams or lists of components, a symbol is used to indicate that a specific component shall be replaced only by the component specified in that documentation for safety reasons, the following symbol shall be used:
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SERVICE PRECAUTIONS
1. You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and should keep the safety during servicing by following the safety instructions described in this manual.
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SPECIFICATIONS
General
Rated power source............... 14.4 V DC (allowable voltage range: 12.0 V to 14.4 V DC) Grounding system................... Negative type Maximum current consumption .....................................................0.15 A Backup current.......................... 1.5 mA or less Dimensions (W × H × D) ... 134 mm × 84 mm × 29 mm Weight ..........................................0.12 kg
TV tuner
Color system.............................. ISDB-T Reception channel.................. CH14 to CH69 Sensitivity .................................... less than 95 dBm Antenna input ........................... 50 Antenna terminal type .......... 1 ch(SMA plug type) Video format .............................. AVC/H.264, [email protected], 320 × 240 Audio format .............................. MPEG4 HE-AAC@L2, SBR +PS
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Note
Specifications and the design are subject to modifications without notice.
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CHECK POINTS AFTER SERVICING
BASIC ITEMS FOR SERVICE
To keep the product quality after servicing, please confirm following check points. No 1 Procedures Confirm whether the customer complain has been solved. Check TV tuner action. (Seek; Preset) Check whether the EPG can be displayed. Appearance check Item to be confirmed The customer complain must not be reappeared. Display, video, audio and operations must be normal. Display, video, audio and operations must be normal. Display, video and operations must be normal. No scratches or dirt on its appearance after receiving it for service.
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2 TV tuner 3 EPG 4
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See the table below for the items to be checked regarding video and audio: Item to be checked regarding video Block-noise Horizontal noise Dot noise Disturbed image (video jumpiness) Too dark Too bright Mottled color Item to be checked regarding audio Distortion Noise Volume too low Volume too high Volume fluctuating Sound interrupted
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BLOCK DIAGRAM
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SD
TVON
5V
B+ 1.8 V CVBS
RT8020
3.3 V
VIN
VVP3120 NJM2267
AUDIO R/L AUDIO R/L
CVBS OUT
ASENB
ON/OFF
ISDB_T MODULE
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URAT URAT
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DISASSEMBLY
- Removing the Case (Fig.1)
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Remove the four screws and then remove the Case.
Case
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Secure the screws for assembling the Case without using the electric screwdriver, please do so manually.
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Fig.1
- Removing the Main Unit (Fig.2)
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Remove the grommet and then remove the Main Unit.
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Main Unit
Fig.2
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EXPLODED VIEWS AND PARTS LIST
NOTES : Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List.
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PACKING
The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. Screw adjacent to mark on the product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions,apply as you think it appropriate.) " "
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PACKING SECTION PARTS LIST
Mark No. 1 2 3 4 5 6 7 * * 8 9 Description Screw Screw RGB Cable Antenna Cable Contain Box Protector Unit Box Bag Polyethylene Bag Part No. 121040000067-FY 121100050085-FY 123835001092-FY 124845000076-FY 127000003040-FY 127015000325-FY 127020003364-FY 127045000078-FY 127060000009-FY 16 Module 843DT2311MB002-FY * 11 12 13 14 15 Polyethylene Bag Owner's Manual Case Case Cord Assy 127060000106-FY 127075004661-FY 141250300135194-FY 141250300286014-FY 843DT2311CB002-FY Mark No. * 10 Description Polyethylene Bag Part No. 127060000088-FY
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Owner's Manual,Installation Manual
Part No.
127075004661-FY
Language
English, Portuguese(B), Spanish(Espanol)
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