Pioneer xvhtd 7 service manual
This is the 151 pages manual for pioneer xvhtd 7 service manual.
Read or download the pdf for free. If you want to contribute, please upload pdfs to audioservicemanuals.wetransfer.com.
Extracted text from pioneer xvhtd 7 service manual (Ocr-read)
Page 1
XV-HTD7 2 1234 1234 C D F A B E 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. W ARNING 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 Cod e Section 25249.6 – Proposition 65 NOTICE (FOR CANADIAN MODEL ONLY) Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement parts must be of identical designation. REMARQUE (POUR MODÈLE CANADIEN SEULEMENT) Les symboles de fusible (fusible de type rapide) et/ou (fusible de type lent) sur CCI indiquent que les pièces de remplacement doivent avoir la même désignation. ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED BEFORE RETURN- ING THE APPLIANCE TO THE CUSTOMER. 2. PRODUCT SAFETY NOTICE Many electrical and mechanical parts in the appliance have special safety related characteristics. These are often not evident from visual inspection nor the protection afforded by them necessarily can be obtained by using replacement components rated for voltage, w attage, etc. Replacement parts which have these special safety characteristics are identified in this Service Manual. Electrical components having such features are identified by marking with a on the schematics and on the parts list in this Service Manual. The use of a substitute replacement component which does not have the same safety characteristics as the PIONEER recommended replacement one, shown in the parts list in this Service Manual, may create shock, fire, or other hazards. Product Safety is continuously under review and new instructions are issued from time to time. For the latest information, always consult the current PIONEER Service Manual. A subscription to, or additional copies of, PIONEER Service Manual may be obtained at a nominal charge from PIONEER. (FOR USA MODEL ONLY) 1. SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician. LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground (water pipe, conduit, etc.) by connecting a leakage current tester such as Simpson Model 229-2 or equivalent between the earth ground and all exposed metal parts of the appliance (input/output terminals, screwheads, metal overlays, control shaft, etc.). Plug the AC line cord of the appliance directly into a 120V AC 60 Hz outlet and turn the AC power switch on. Any current measured must not exceed 0.5 mA. Device under test Leakage current tester Earth ground Reading should not be above 0.5 mA Also test with plug reversed (Using AC adapter plug as required) T est all e xposed metal surfaces AC Leakage Test
Page 2
XV-HTD73 5678 56 7 8 C D F A B E CONTENTS SAFETY INFORMATION....................................................................\ ..................................................................2 1. SPECIFICATIONS ........................................................................\ .....................................................................5 2. EXPLODED VIEWS AND PARTS LIST ........................................................................\ .....................................62.1 PACKING ........................................................................\ ............................................................................6 2.2 EXTERIOR SECTION ........................................................................\ ........................................................8 2.3 FRONT PANEL SECTION ........................................................................\ ................................................10 2.4 TABLE MECHANISM SECTION ........................................................................\ .......................................12 2.5 TRAVERSE MECHANISM ASSY-S ........................................................................\ ..................................14 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ........................................................................\ ................. .16 3.1 BLOCK DIAGRAM DVD SECTION..............................................................\ .............................................16 3.2 BLOCK DIAGRAM MAIN SECTION ........................................................................\ .................................18 3.3 OVERALL WIRING DIAGRAM ........................................................................\ .........................................20 3.4 TRSB, SSRB, LOMB and SSIB ASSYS ........................................................................\ ...........................22 3.5 DVDM ASSY (1/3) ........................................................................\ ............................................................24 3.6 DVDM ASSY (2/3) ........................................................................\ ............................................................26 3.7 DVDM ASSY (3/3) ........................................................................\ ............................................................28 3.8 FM/AM TUNER MODULE........................................................................\ .................................................30 3.9 AF ASSY (1/4) ........................................................................\ ..................................................................32 3.10 AF ASSY (2/4) ........................................................................\ ................................................................34 3.11 AF ASSY (3/4) ........................................................................\ ................................................................36 3.12 AF(4/4), DIODE L and DIODE S ASSYS........................................................................\ ........................38 3.13 6CH AMP ASSY ........................................................................\ .............................................................40 3.14 DSP ASSY (1/2) ........................................................................\ .............................................................42 3.15 DSP ASSY (2/2) ........................................................................\ .............................................................44 3.16 AMP TRADE, DSP TRADE, VIDEO JACK and PRIMARY ASSYS ........................................................46 [ Important symbols for good services ]In this manual, the symbols shown-below indicate that adjustments, setti\ ngs or cleaning should be made securely. When you find the procedures bearing any of the symbols, be sure to fulf\ ill them: 2. Adjustments To keep the original performances of the product, optimum adjustments or\ specification confirmation is indispensable. In accordance with the procedures or instructions described in this man\ ual, adjustments should be performed. 3. Cleaning For optical pickups, tape-deck heads, lenses and mirrors used in project\ ion monitors, and other parts requiring cleaning, proper cleaning should be performed to restore their performances. 5. Lubricants, glues, and replacement parts Appropriately applying grease or glue can maintain the product performan\ ces. But improper lubrication or applying glue may lead to failures or troubles in the product. By following the i\ nstructions in this manual, be sure to apply the prescribed grease or glue to proper portions by the appropriate amount.F\ or replacement parts or tools, the prescribed ones should be used. 4. Shipping mode and shipping screws To protect the product from damages or failures that may be caused durin\ g transit, the shipping mode should be set or the shipping screws should be installed before shipping out in accordanc\ e with this manual, if necessary. 1. Product safety You should conform to the regulations governing the product (safety, ra\ dio and noise, and other regulations), and should keep the safety during servicing by following the safety instruct\ ions described in this manual.