Panasonic TX-P42S20E / TX-P42S20ES / TX-P42S20L / TX-PF42S20 / TX-PR42S20 Service Manual ▷ View online
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Note
• Design and Specifications are subject to change without notice. Mass and Dimensions shown are approximate.
• This equipment complies with the EMC standards listed below.
• This equipment complies with the EMC standards listed below.
EN55013, EN61000-3-2, EN61000-3-3, EN55020.
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5 Technical Descriptions
5.1.
Specification of KEY for CI Plus, DTCP-IP and One-to-One
5.1.1.
General information:
1. EEPROM (IC8950) for spare parts has the seed of KEY for each.
2. The final KEY data will be generated by Peaks IC (IC8001) when SELF CHECK was done and are stored in both Peaks IC
2. The final KEY data will be generated by Peaks IC (IC8001) when SELF CHECK was done and are stored in both Peaks IC
(IC8001) and EEPROM (IC8950).
Three KEY are not generated for all models.
The necessary KEY are only generated and stored depend on the feature of models.
Three KEY are not generated for all models.
The necessary KEY are only generated and stored depend on the feature of models.
5.1.2.
Replacement of ICs:
When Peaks IC (IC8001) is replaced, EEPROM (IC8950) should be also replaced with new one the same time.
When EEPROM (IC8950) is replaced, Peaks IC (IC8001) is not necessary to be replaced the same time.
After the replacement of IC, SELF CHECK should be done to generate the final KEY data.
How to SELF CHECK: While pressing [VOLUME ( - )] button on the main unit, press [MENU] button on the remote control for more
than 3 seconds.
TV will be forced to the factory shipment setting after this SELF CHECK.
When EEPROM (IC8950) is replaced, Peaks IC (IC8001) is not necessary to be replaced the same time.
After the replacement of IC, SELF CHECK should be done to generate the final KEY data.
How to SELF CHECK: While pressing [VOLUME ( - )] button on the main unit, press [MENU] button on the remote control for more
than 3 seconds.
TV will be forced to the factory shipment setting after this SELF CHECK.
5.1.3.
Model and Keys:
Model No.
Keys
CI Plus
DTCP-IP
One-to-One
(For USB Rec.)
TX-P42S20E
Yes
None
None
TX-P42S20ES
Yes
None
None
TX-P42S20L
Yes
None
None
TX-PF42S20
None
None
None
TX-PR42S20
None
None
None
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6 Service Mode
6.1.
How to enter into Service Mode
While pressing [VOLUME ( - )] button of the main unit, press [0] button of the remote control three times within 2 seconds.
6.1.1.
Key command
[1] button...Main items Selection in forward direction
[2] button...Main items Selection in reverse direction
[3] button...Sub items Selection in forward direction
[4] button...Sub items Selection in reverse direction
[RED] button...All Sub items Selection in forward direction
[GREEN] button...All Sub items Selection in reverse direction
[VOL] button...Value of sub items change in forward direction ( + ), in reverse direction ( - )
[2] button...Main items Selection in reverse direction
[3] button...Sub items Selection in forward direction
[4] button...Sub items Selection in reverse direction
[RED] button...All Sub items Selection in forward direction
[GREEN] button...All Sub items Selection in reverse direction
[VOL] button...Value of sub items change in forward direction ( + ), in reverse direction ( - )
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6.1.2.
Contents of adjustment mode
• Value is shown as a hexadecimal number.
• Preset value differs depending on models.
• After entering the adjustment mode, take note of the value in each item before starting adjustment.
• Preset value differs depending on models.
• After entering the adjustment mode, take note of the value in each item before starting adjustment.
6.1.3.
How to exit
Switch off the power with the [POWER] button on the main unit or the [POWER] button on the remote control.
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