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                                           CONFIDENTIAL                                                     CSV-1
ony Service Company
National Technical Services                Service Bulletin
A Division of Sony Electronics Inc.
Park Ridge, New Jersey 07656               TV Products

Model:           KP-41T15, -46S15, -53S15, -46V25, -53V25,                                 No.     305
                 KP-61V25, -53XBR45, -61XBR48

Subject: Updated Operating Information for                                                 Date: July 25, 1996
         Registration Control Jig


Symptom:
  (**)                  If the unit has older version of Micro, Red or Blue Centering will be jumping when
                        you touch Centering key and can not be saved.
                        Some early units used older version of Micro. These units have a different
                        adjustment procedure for Red and Blue Centering.

                        If you lost the Instruction Manual, this Service Bulletin also contain regular
                        procedure. Please use this service bulletin for your reference.


Part Number for Registration Control Jig:

                                      DESCRIPTION                       PART NUMBER

                           REGISTRATION CONTROL JIG                        T-9985-723-1



Serial Number Range for New Micro (IC002) on the M board:
                        Micro (IC002) had been updated from the following serial number.

               MODEL              FORMER MICRO                NEW MICRO               PART NUMBER        SERIAL NUMBER
              KP-41T15            CXP-85332A-033S         CXP-85332A0465                  8-752-867-91     9011501 ~
              KP-46S15            CXP-85332A-033S         CXP-85332A0465                  8-752-867-91     9003401 ~
              KP-53S15            CXP-85332A-033S         CXP-85332A0465                  8-752-867-91     9002901 ~
              KP-46V25            CXP-85332A-033S         CXP-85332A0465                  8-752-867-91     9000401 ~
              KP-53V25            CXP-85332A-033S         CXP-85332A0465                  8-752-867-91     9000901 ~
              KP-61V25            CXP-85332A-033S         CXP-85332A0465                  8-752-867-91     9000301 ~

                        If serial number of the unit is below the above serial number, the unit has the older
                        version of the Micro.
                        However, you do not need replace the Micro for adjustment. Please refer to the
                        section Operating Procedure for Older Version of Micro.

                                                                                                                 cont.
Operating Information for New Micro:
Reference: TV Tech. Tommy                                                                                 PRINTED IN USA

                                                        PRINTED ON RECYCLED PAPER
TV Products Service Bulletin No. 305


                 Note: This procedure is same as supplied instruction.

1. General Description
                 The Registration Control Jig can be used to adjust sub-deflection with listed models.
                 The jig communicates to the registration microprocessor and registration non-volatile
                 memory through the I

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