Read Panasonic TX-21RX20T Service Manual online
2 Service Hints
2.1. Service Position for E-Board
1. Remove the back cover.
2. Stand the TV set as shown in Fig. 2.
3. Remove the A-Board from the TV set by pulling the main board out as shown in Fig. 2.
2. Stand the TV set as shown in Fig. 2.
3. Remove the A-Board from the TV set by pulling the main board out as shown in Fig. 2.
Fig. 2
2.2. Service Mode Explanation
1. Service Mode Access
a) Set the timer ON.
b) Press remote’s RECALL (
b) Press remote’s RECALL (
) and panel’s volume down key simultaneously to enter SERVICE 1.
2. Service Mode 1 Controls
Key 3/4
Previous/Next Service 1 Item
Key 8/9
Adjust user Brightness (-/+)
Program up/down
Program position up/down
Volume +
Increment of selected item
Volume -
Decrement of selected item
OK
Store/Save selected item
Normalize
Exit service mode
3. Service Mode 2 Controls
To enter SERVICE 2; press channel key ‘1’ in SERVICE 1 entry screen.
Key 3/4
Previous/Next Service 2 Item
Key 8/9
Toggle for option bit 0-7
Program up/down
Program position up/down
Volume +
Increment of selected item
Volume -
Decrement of selected item
OK
Store/Save selected item
Normalize
Exit service mode
NOTE:- Service Mode 2 options bit refer to each model front cover spec.
4. Service Mode 3 Controls
To enter SERVICE 3; press channel key ‘1’ in SERVICE 2 entry screen.
Key 3/4
Previous/Next Service 1 Item
Program up/down
Program position up/down
Volume +
Increment of selected item
Volume -
Decrement of selected item
OK
Store/Save selected item
Normalize
Exit service mode
6
TX-21RX20T
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