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KDC-3031A/3031AY/3031G/3031GY
KDC-309A/309G/F331A/F331G
QQ
SPECIAL MODE
3 7 63 1515 0
DC offset error detection confirmation mode
Confirmation mode :
While depressing PRESET "3" key and PRESET "6" key
simultaneously, press on the "RESET" button.
(Display) Detected : DC _ ERR _ _
Not detected : DC _ OK _ _ _
* By pressing "TI" key while "DC _ ERR _ _" is being dis-
played, detection status is cleared. This will result in the
display of "DC _ OK _ _ _".
Release Method : Press "RESET" button.
Mechanism memory clear confirmation mode
Confirmation mode :
While depressing "ATT" key and "Q" key simultaneously,
press "RESET" button.
(Display) : MEM _ CLR _
* Two seconds after the confirmation mode boots up, Mecha-
nism memory clear as a result is displayed.
(Display) Clear status display normal completion
: CD _ O _ _ _
Clear status display abnormal completion
TE
L 13942296513
: CD _ X _ _ _
Release Method : Press "RESET" button.
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ADJUSTMENT
2 9
8
After replacing the following parts, adjust as follows.
REPLACED PARTS
Ref. No. Function / Parts name 1st AM MIX 2nd AM MIX FM antenna
IC10
E-VOL & TUNER
IC11
E2PROM
L507
VCO COIL
L508
1st AM MIX IFT
L509
2nd AM MIX IFT
L518
FM ANTENNA COIL
D504
VARIABLE
CAPACITANCE DIODE
D506
VARIABLE
CAPACITANCE DIODE
X501
CRYSTAL RESONATOR
1st AM MIX / 2nd AM MIX ADJUSTMENT
ADJUSTMENT POINT : L508 (1st AM MIX) / L509 (2nd AM
MIX)
Q Q
VOLTAGE VALUE CHECK POINT : S-METER check land (X34-)
3
6 7
1 3
1 5
Adjust so that S-METER voltage value becomes maximum.
• SG setting
DESTINATION
FREQUENCY MODULATION ANTENNA INPUT
Europe
999kHz
Except Europe
1000kHz
FM ANTENNA ADJUSTMENT
ADJUSTMENT POINT : L518
VOLTAGE VALUE CHECK POINT : S-METER check land (X34-)
Adjust so that S-METER voltage value becomes maximum.
• SG setting
DESTINATION
FREQUENCY MODULATION ANTENNA INPUT
Europe
87.5MHz
Except Europe
87.9MHz
co
.
9 4
2 8
ADJUSTMENT ITEMS
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
-
-
YES
-
-
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
0 5
8
2 9
9 4
2 8
OFF
35dBµV (EMF)
OFF
35dBµV (EMF)
OFF
5dBµV (LOAD) or
11dBµV (EMF)
OFF
5dBµV (LOAD) or
11dBµV (EMF)
m
9 9
-
-
9 9
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