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Panasonic EY37A2 Service Manual

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TABLE OF CONTENTS

1 Warning -------------------------------------------------------------- 2
2 Specifications ----------------------------------------------------- 2
3 Troubleshooting Guide ----------------------------------------- 3
5 Wiring Connection Diagram ---------------------------------19
6 Schematic Diagram ---------------------------------------------20
Model No.
Europe
Oceania
PAGE
© Panasonic Corporation 2015. All rights reserved.
Unauthorized copying and distribution is a violation
of law.
ORDER NO. PTD1505X56CE
Portable Radio
EY37A2
PAGE

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Summary of Contents for Panasonic EY37A2

  • Page 1: Table Of Contents

    4 Disassembly and Assembly Instructions ---------------- 9 5 Wiring Connection Diagram ---------------------------------19 6 Schematic Diagram ---------------------------------------------20 7 Exploded View and Replacement Parts List -----------21 © Panasonic Corporation 2015. All rights reserved. Unauthorized copying and distribution is a violation of law.
  • Page 2: Warning

    1 Warning Caution: • Pb free solder has a higher melting point that standard solder; Typically the melting point is 50 - 70 °F (30 - 40 °C) higher. Please use a soldering iron with temperature control and adjust it to 750 ± 20 °F (400 ± 10 °C). In case of using high temperature soldering iron, please be careful not to heat too long.
  • Page 3: Troubleshooting Guide

    3 Troubleshooting Guide 3.1. Troubleshooting Guide...
  • Page 8 3.2. Trial Operation (after checking Troubleshooting Guide). 3.2.1. Assembly • Confirm if there is no gap between housing A and B by pinching lead wires. • There is no dust or deformation on battery terminals. • Verify that the two backup AA batteries have been inserted in the correct orientation. 3.2.2.
  • Page 9: Disassembly And Assembly Instructions

    4 Disassembly and Assembly Instructions * To reduce the risk of injury, always remove battery pack before removing/installing the tool. * To assemble the tool, start with 4-7 and proceed to 4-1 4.1. How to removing the protective flame assembly. 1.
  • Page 10 4.2. How to removing the rubber cushion, knob set assembly and soft banded antenna. 1. Remove the two rubber cushions from each side of the radio assem- bly. * Precaution when attaching the rubber cushions. Orient the rubber cushions so that the side with the indentation faces the radio assembly.
  • Page 11 4.3. How to removing the housings. 1. Remove the four Torx screws on the back of the radio assembly. 2. Open the battery cover. 3. Open the backup battery cover. 4. Remove the backup batteries. * When the backup batteries are removed, the time and settings will be reset.
  • Page 12 5. Remove the three tapping screws. 6. Return the battery cover to its original position and remove housing A assembly from housing B assembly. * Exercise care not to break the lead wires, which are connected to housing A assembly. 7.
  • Page 13 9. Disconnect the two 3P connectors, the 4P connector, and the 9P con- nector that are connected to the communications connector circuit assembly. 10. Disconnect the FM antenna lead wire (white) and the grounding lead wire (black) from circuit assembly A. 11.
  • Page 14 4.4. How to removing the communications connector circuit assembly and battery terminal block. 1. Disconnect the battery terminal block 2P connector and the backup battery terminal 2P connector, which are connected to the communica- tions connector circuit assembly. 2. Remove the five tapping screws that hold the communications con- nector circuit assembly and the battery terminal block in place.
  • Page 15 4.5. How to removing the DC/EP socket circuit assembly. 1. Disconnect the DC/EP socket circuit assembly 5P connector from cir- cuit assembly A. 2. Remove the two tapping screws that attach the DC/EP socket circuit assembly. 3. Remove the DC/EP socket circuit assembly. * When reattaching the DC/EP socket circuit assembly, insert the tip of the protruding part of the socket into the hole in the housing A assembly.
  • Page 16 4.6. How to removing the USB/AUX socket circuit assembly. 1. Disconnect the USB/AUX socket circuit assembly 3P connector and AUX 3P connector from circuit assembly A. 2. Remove the two tapping screws that attach the USB/AUX socket cir- cuit assembly. 3.
  • Page 17 4.8. Wiring and Assembly Points.
  • Page 19: Wiring Connection Diagram

    5 Wiring Connection Diagram...
  • Page 20: Schematic Diagram

    6 Schematic Diagram...
  • Page 21: Exploded View And Replacement Parts List

    Model No. : EY37A2 Exploded View...
  • Page 22 Model No. : EY37A2 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks WEY37A2K9597 SCREW 2 (6*31), (2PCS/PK) WEY37A2K9507 SCREW 2 (6*25), (2PCS/PK) WEY37A2S0207 METAL PLATE WEY37A2K6127 TORX SCREW 11 (3*20), (4PCS/PK) WEY37A2K0087 HANDLE WEY37A2K0097 PROTECTIVE FRAME ASSEMBLY...