Test Mode - Sony ST-SE520 Service Manual

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1. Circuit Check Mode
Set to the reception frequency that the circuit can STEREO RDS stations. (Set the input level to above 70 dB.)
This enables circuit check to be performed in any of the reception modes-FM, AM (MW, LW). Set to a desired band before setting the test
mode.
1. Turn OFF the power.
2. While pressing 4 and AUTO-BETICAL SELECT together, turn ON ! .
• The items in the following table will be checked automatically in order every 2 seconds.
Display
Tuned
IF Frq
Sig Level
Stereo
RDS Signal
Items
FM RDS
AST signal =LOW OK or NG
IF COUNT OK OK or NG
SI LEVELh70dB OK or NG
ST signal=LOW OK or NG
RDS DATA OK OK or NG
Digitized in Heiloo Netherland
SECTION 2

TEST MODE

DISPLAY
AM (MW, LW)
OK or NG
OK or NG
NG
IC201 NG, RV201 adjustments
TB101, IC201 NG
TB101 NG
TB101 NG
IC802 NG
7/23/2017
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