5-1 Trouble shooting Chart
No display on VFD, and buttons do not work
No display on VFD, and
buttons do not work
Yes
Yes
Change Power Board CON502
No
Fix XS601 on
Front Control Board
and
check XP9 on Main Board
No
Replace U24 on Main Board,or replace
Main Board
No
Check U601 pin 6, 7,8,9 on
Front
Control Board
arrive the condition
XS601 6,9,7
No
Yes
Yes
Yes
Correct connection
No
Yes
Replace U602 or VFD
Check voltage at L1 5V, L2 12V, L5 -24V ,
CE40 +3.3V, CE39 +1.8V on Main Board
whether normal or not
Check voltage -24V,+3.3V,+12V and Front
Control Board ZD4 anode -24V, CE603
anode 3.3V, FB601 3.3V, R626 -12V
Check the power key(S608), open/closed
key(S603),source key(S609) on Front
Control Board whether work normally or not
Check Front Control Board signals
XS601:CS(PIN7),CLK(PIN9),
Din/out(PIN6)
1.Check whether bad solder exists on U601
and XS601of VFD,
2.Check the circuit connected to S603,
S604, S605, S606, S607, S608,S609
whether broken or not
Содержание HTS3530
Страница 14: ...4 FM Antenna 3 2 3 ...
Страница 15: ...6 1 5 Audio Video Cable 2 AAA x 2 7 2 4 ...
Страница 16: ...2 USB Settings TV AV 1 General Setup General Setup Å Русский 2 4 3 5 2 5 ...
Страница 17: ...3 1 2 3 1 2 3 2 6 ...
Страница 19: ...User Manual Audio Video FM Antenna Power cord fixed for UK 2 8 QSG for HTS3530 12 ...
Страница 21: ...4 FM Antenna SUBWOOFER REAR LEFT REAR RIGHT FRONT RIGHT FRONT LEFT FRONT CENTER 3 2 10 ...
Страница 22: ...6 1 5 Audio Video Cable 2 AAA x 2 7 2 11 ...
Страница 24: ...3 1 2 3 1 2 3 2 13 ...
Страница 55: ...Front Board Print layout Top and Bottom side 7 12 7 12 ...
Страница 56: ...Amplifier Board Print layout Top and Bottom side 7 13 7 13 ...
Страница 57: ...Power Board Print layout Bottom side 7 14 7 14 ...
Страница 58: ...Main Board Print layout Top side 7 15 7 15 ...
Страница 59: ...Main Board Print layout Bottom side 7 16 7 16 ...