DOWNLOAD Sony XM-502Z Service Manual ↓ Size: 1.93 MB | Pages: 15 in PDF or view online for FREE

Model
XM-502Z
Pages
15
Size
1.93 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
xm-502z.pdf
Date

Sony XM-502Z Service Manual ▷ View online

2
TABLE OF CONTENTS
1. GENERAL
Connections ............................................................................. 3
2. DISASSEMBLY
2-1.   Bottom Plate ........................................................................ 5
2-2.   Main Board Section ............................................................ 6
2-3.   Main Board ......................................................................... 6
3. DIAGRAMS
3-1.   Printed Wiring Board .......................................................... 7
3-2.   Schematic Diagram ............................................................. 8
3-3.   IC Block Diagram ............................................................... 9
4. EXPLODED VIEWS
4-1.   Heat Sink (Main) Section .................................................. 10
4-2.   Main Board Section .......................................................... 11
5. ELECTRICAL PARTS LIST
........................................ 12
Notes on Chip Component Replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
XM-502Z
PROTECTOR OPERATION CHECK
Thermal Protect
1. Short across TH901 with the power on.
2. Verify that the protector is operated and LED901 illuminates
red.
3. Verify that the protector is released and LED901 illuminates green
when the short is removed.
4. Likewise, perform items 1 to 3 for TH902 and TH903.
Over Current Protect
1. Short between the positive and negative sides of the speaker
output terminal CN903 (2/2) with the power on.
(Perform this shorting for each channel on L and R.)
2. Verify that the protector is operated and LED901 illuminates
red.
3. Verify that the protector is not released and LED901 remains
red even when the short is removed.
4. Verify that the protector is released and LED901 illuminates green
when the power is turned off and then on again.
Offset Protect
1. Short between the +12V terminal of CN903 (1/2) and the BTL+
or BTL– of the speaker output terminal CN903 (2/2).
(Short between +12V terminal and BTL+ and between +12V
terminal and BTL–.)
2. Verify that the protector is operated and LED901 illuminates
red.
3. Verify that the protector is not released and LED901 remains
red even when the short is removed.
4. Verify that the protector is released and LED901 illuminates green
when the power is turned off and then on again.
SAFETY-RELATED  COMPONENT  WARNING!!
COMPONENTS  IDENTIFIED  BY  MARK  
0
  OR  DOTTED  LINE
WITH  MARK  
0
  ON  THE  SCHEMATIC  DIAGRAMS  AND  IN
THE  PARTS  LIST  ARE  CRITICAL  TO  SAFE  OPERATION.
REPLACE  THESE  COMPONENTS  WITH  SONY  PARTS  WHOSE
PART  NUMBERS  APPEAR  AS  SHOWN  IN  THIS  MANUAL  OR
IN  SUPPLEMENTS  PUBLISHED  BY  SONY.
ATTENTION AU COMPOSANT AYANT RAPPORT
 À LA SÉCURITÉ!!
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 
0
 SUR LES
DIAGRAMMES SCHÉMATIQUES ET LA LISTE  DES PIÈCES SONT
CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE
REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY
DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU
DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
3
XM-502Z
SECTION 1
GENERAL
This section is extracted
from instruction manual.
4
XM-502Z
5
XM-502Z
SECTION 2
DISASSEMBLY
Note : This set can be disassemble according to the following sequence.
Note : Follow the disassembly procedure in the numerical order given.
2-1. BOTTOM PLATE
2-1.
BOTTOM PLATE
(Page 5)
2-2.
MAIN BOARD SECTION 
(Page 6)
SET
2-3.
MAIN BOARD
(Page 6)
3
 
bottom plate
1
 
three screws
     (+BTP 3
 x 8)
2
 
three screws
     (+BTP 3
 x 8)
Page of 15
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Sony XM-502Z Service Manual ▷ Download

  • DOWNLOAD Sony XM-502Z Service Manual ↓ Size: 1.93 MB | Pages: 15 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sony XM-502Z in PDF for free, which will help you to disassemble, recover, fix and repair Sony XM-502Z Car Audio. Information contained in Sony XM-502Z Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.