Samsung MAX-485 - Page 32

7-2-2. Malfunction of Audio Output
| ; Malfunction of Audio Output |
| ee fa
i O
sep
wee
eee
x
Pier
;
a ee Check waveform of XIC 01- pins 8,9,10. ee Check WIC02 soldering
OE ait al ha |__condition.
Ae
sine Check wavetein of XIC 01- ping X Se agua oN
a 18. 20.23,25 ‘nse Replace XIC1 |
Rie ete ee ee ae’
| O
nese ee
ee. fe Pane Se x r =
eed Check voltage of XICO2- pins 1,7 | Replace X!C2 |
OO snk | ee ae ——— oo ee gS ee
eee, ee ee
O
- ice ee x
<TC CCheck voltage of WCW11- LGR cues ee | Check WCW11 soldering state.
ee paese =e [a a ee ee
fo
| Check Amp. operation. |
7-2-3. F.L.T. Malfunction
ee ee
Ve ee : ' . Rite eee pansewe Bey can eor eee ee, rer —« -
a Check if the connector is inserted | Invert the connector correctly.
correctly. a
O
_ ae eee ee ee
—_————__ Check voltage at AC4,2V of > X Check voltage at JW162 and
ee FRONT-PCB FLT Se ee JW163 of MAIN-PCB
eee L connector.(AC 4.2V)
O
—_—
ies
Xx
~
ears
eae
Poe
Check
the
voltage
of
UIC1,
pin
48
(-36
V).
a
Check
the
voltage
of
RD14
(30
V).
ee eee = a elie a Sas
Ae
| Check the voltage of UIC1 |
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