
Troubleshooting
Samsung Electronics
6-7
6-3 Troubleshooting Procedures by Error Modes
6-3-1 Basic Troubleshooting: Diagnosis of LED on the Front Panel
6-3-2 Troubleshooting by the Checksum
■
Diagnosis of trouble by the checksum is neither reliable nor convenient.
You can only use the checksume of the current direct-view TV to determine whether the software is corrupted or not.
The Checksum value is determined according to the version of the software loaded on the set.
Therefore, you can determine whether the software has been properly downloaded, if you know the correct checksum for that
version of the software.
You can check the checksum according in the following order.
Factory Mode
→
Checksum
→
Right Button
→
Calculate Checksum
→
Output Checksum (e.g. 0xab2b)
■
Checksum Examples
T_COREOAKR1_1010 : checksum = 0xab2b
T_COREOAKR1_1014 : checksum = 0x4faa
Power
Description
○
This happens when the Master Switch is not pressed or the power cord is disconnected.
●
This happens when the power cord is connected and the power switch is pressed.
If you cannot set the power switch on by pressing it, check the power switch Ass'y.
○→◑→●
If you press the power switch of the transmitter or the channel key on the remote control when in
St-BY status, the screen will be turned on.
If the LED blinks and the screen is not displayed, check the connection between the Power and
the System Board.
●
: Light is On
◑
: Light is Blinking
○
: Light is Off
Содержание WS32Z30HEAXBWT
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Страница 99: ...Troubleshooting Samsung Electronics 6 9 6 4 2 NO Signal 1 When the Power Board is normal ...
Страница 100: ...Troubleshooting 6 10 Samsung Electronics 2 When there is no RF signal output RF Block Check ...
Страница 101: ...Troubleshooting Samsung Electronics 6 11 3 When there is no Video signal output Video Block Check ...
Страница 102: ...Troubleshooting 6 12 Samsung Electronics 4 When there is no DTV signal output DTV Block Check ...
Страница 103: ...Troubleshooting Samsung Electronics 6 13 6 4 3 No Sound 1 When the Power Board is normal ...
Страница 104: ...Troubleshooting 6 14 Samsung Electronics 6 4 4 No Raster 1 When the Power Board is normal ...
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Страница 117: ...Block Diagram Samsung Electronics 7 5 7 3 Power current block diagram ...
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Страница 120: ...Wiring Diagram 8 2 Samsung Electronics 8 2 Pin Connection ...
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Страница 132: ...Schematic Diagram 10 2 Samsung Electronics 10 2 CONTROL This Document can not be used without Samsung s authorization ...
Страница 133: ...Samsung Electronics Schematic Diagram 10 3 10 3 CRT This Document can not be used without Samsung s authorization ...
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Страница 157: ...Circuit Description Samsung Electronics 13 3 ⓑ Comparison before and after of N S signal correction ...