Panasonic TX-40CX670E / TX-40CX680E / TX-40CXR700 (serv.man2) Service Manual ▷ View online
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5 Technical Descriptions
5.1.
Specification of KEY for CI Plus, DTCP-IP, One-to-One, Widevine, Netflix
and HDCP
and HDCP
5.1.1.
General information:
1. eMMC (IC8920) for spare parts has the seed of KEY for each.
2. The final KEY data will be generated by Main IC (IC8000) when SELF CHECK was done and are stored in both Main IC
2. The final KEY data will be generated by Main IC (IC8000) when SELF CHECK was done and are stored in both Main IC
(IC8000) and eMMC (IC8920).
All KEY are not generated for all models.
The necessary KEY are only generated and stored depend on the feature of models.
All 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 Main IC (IC8000) is replaced, eMMC (IC8920) should be also replaced with new one the same time.
When eMMC (IC8920) is replaced, Main IC (IC8000) 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 eMMC (IC8920) is replaced, Main IC (IC8000) 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
One-to-One
(For USB Rec.)
CI Plus
DTCP-IP
WIDEVINE
Netflix
HDCP2.2
TX-40CX670E
None
Yes
Yes
Yes
Yes
Yes
TX-40CX680E
None
Yes
Yes
Yes
Yes
Yes
TX-40CXR700
None
Yes
None
Yes
Yes
Yes
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5.2.
How to connect and disconnect for A16B connector on A board
If the flexible cable is inserted at a slant, the tip of the cable may be damaged.
In this case, the flexible cable should be replaced because a damaged tip causes connection failure, resulting in image defect.
In this case, the flexible cable should be replaced because a damaged tip causes connection failure, resulting in image defect.
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6 CS Maintenance Menu
6.1.
How to enter into CS Maintenance Menu
6.1.1.
Purpose
After exchange parts, check and adjust the contents of adjustment mode.
While pressing [VOLUME ( - )] button of the main unit, press [ RED ] button of the remote control three times within 2 seconds.
Note:
Note:
CS Maintenance Menu can not be entered when 3D signal input.
Input 2D signal to enter CS Maintenance Menu.
Input 2D signal to enter CS Maintenance Menu.
6.1.2.
Key command
Press the Cursor key [Up/Down] on the remote control to select the functions.
6.1.3.
How to exit
Press the [EXIT] button on the remote control.
6.2.
Repack
1. Select [OPT] in CS Maintenance Menu.
2. Press [OK] button or Cursor key [Right] on the remote control.
2. Press [OK] button or Cursor key [Right] on the remote control.
Exit:
Press the [Exit] button or the [Return] button on the remote control.
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6.3.
EDID Clock
1. Select [EDID CLK] in CS Maintenance Menu.
2. Press [OK] button or Cursor key [Right] on the remote control.
2. Press [OK] button or Cursor key [Right] on the remote control.
Exit:
Press the [Exit] button or the [Return] button on the remote control.
6.4.
USB HDD Drive Check
1. Select [DRV CHECK] in CS Maintenance Menu.
2. Press [OK] button or Cursor key [Right] on the remote control.
2. Press [OK] button or Cursor key [Right] on the remote control.
Exit:
Press the [Return] button on the remote control.
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