DVB can’t find any channel/no picture
Power supply worked normal?
(
U15,U22,U32,U34
)
N
Check
the
power
supply
circuit
Y
Check Pin6 of T1 has 4M clock signal?
Check T1-pin4,5 for I2C
Or T1 damaged
N
U26/TDA100
46A or
RP17,RP16,
RP9 weren’t
mounted
firmly or
damaged
Y
Check U25Pin37 is 3.3V?
Check 3.3V
power
supply circuit
N
Check the reset signal of U25
Y
Check the reset circuit
(
U6 Pin42 to U25
Pin12
)
N
U25 damaged
Y
Check power supply for U30
Check whether there is TS-
Stream output from U30 to U26
OK
NG
Check the
power supply
circuit
U26
/PNX8316
Damaged and
change it
N
Y
Y
Function Trouble
(
DVB-T
)
DVB can’t find any channel/no picture
Содержание HL22KN1
Страница 14: ...14 4 DISASSEMBLE AND ASSEMBLE ...
Страница 15: ...15 HL22KN1 KNOCKED DOWN SHOW ...
Страница 16: ...16 ...
Страница 17: ...17 ...
Страница 18: ...18 ...
Страница 19: ...19 5 INSTALLATION INSTRUCTIONS Accessories Remote Control User Manual Battery Audio wire ...
Страница 20: ...20 ...
Страница 21: ...21 ...
Страница 22: ...22 ...
Страница 23: ...23 ...
Страница 24: ...24 6 OPERATION INSTRUCTIONS Basal information 6 1 Front panel controls 6 2 Back panel controls ...
Страница 25: ...25 ...
Страница 26: ...26 6 3 Setting up Your Remote Control ...
Страница 28: ...28 Press the button of OK to quit the factory menu ...
Страница 29: ...8 Electrical Parts 8 1 Connective Wire Photo 8 2 Circuit Diagram ...
Страница 56: ...71 Sincere Forever ...