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Standard Repair Process Detail Technical Manual
symptom
Monitor Signage
Content
[SM5C Models]
Checking order
1. Check IR cable condition between IR & Main board
2. Check the stand-by 3.5V on the terminal M1.
3. When checking the Pre-Amp when the power is in ON condition, it is normal when the Analog
Tester needle moves slowly, and defective when it does not move at all.
Error
D. Function error_ No response in remote controller,
key error
Remote controller operation checking method
JK6201
Established
date
Revised
date
JK6201
M7
GND
M4
+3.5V_ST
M3
NC
M1
IR
M6
EYE_SCL
M5
EYE_SDA
A15
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A15
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