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Service Manual KEH-1800/X1M/EW ORDER NO. CRT2265 HIGH POWER CASSETTE PLAYER WITH FM/MW/LW TUNER KEH-1800 KEH-1830 X1M/EW NOTE: - See the separate manual CX-644(CRT1800) for the cassette mechanism description. - The cassette mechanism assy employed in this model is one of 2M series. X1M/EW CONTENTS 1. 2. 3. 4. 5. 6. SAFETY INFORMATION...2 EXPLODED VIEWS AND PARTS LIST ...2 SCHEMATIC DIAGRAM...10 PCB CONNECTION DIAGRAM...18 ELECTRICAL PARTS LIST...26 ADJUSTMENT ...31 7. GENERAL INFORMATION...33 7.1 PARTS ...33 7.1.1 IC ...33 7.1.2 DISPLAY ...37 7.2 DISASSEMBLY ...38 7.3 BLOCK DIAGRAM ...39 8. OPERATIONS AND SPECIFICATIONS ...40 PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER ELECTRONIC CORPORATION 1998 K-ZZB. DEC. 1998 Printed in Japan KEH-1800,1830 1. SAFETY INFORMATION CAUTION 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. 2. EXPLODED VIEWS AND PARTS LIST 2.1 PACKING 18 17 16 15 14 2 8 3 4 5 6 7 10 1 13 11 12 9 2 KEH-1800,1830 NOTE: - Parts marked by "*" are generally unavailable because they are not in our Master Spare Parts List. - Screws adjacent to mark on the product are used for disassembly. - PACKING SECTION PARTS LIST Mark No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Description Cord Assy Accessory Assy Handle Spring Bush Screw Polyethylene Bag Carton Contain Box Protector Protector Polyethylene Bag Case Assy Owner's Manual Owner's Manual KEH-1800/X1M/EW CDE5807 CEA1917 CNC5395 CBH1650 CNV3930 CBA1304 E36-615 CHG3621 CHL3621 CHP1622 CHP1623 CEG-162 CXB3520 CRD2810 CRD2811 CRD2812 CRY1013 CRY1087 Part.No KEH-1830/X1M/EW CDE5807 CEA1917 CNC5395 CBH1650 CNV3930 CBA1304 E36-615 CHG3622 CHL