Tuner Test Mode Specification; Tuner Setting Adjustment Mode; Operation In Auto Adjustment Mode - Kenwood KDC-202U Service Manual

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Tuner Test Mode Specification

The following display shall be indicated according to the TUNER status.
Status
TUNER IC Normal Error
Adjustment not implemented
RDS Specified data reception
Operations
Operation
S meter voltage judg-
ACCENT
ment display
TUNER IC display
ACCENT
BAND switch
SEARCH
operation

TUNER Setting Adjustment Mode

1. Operation
Operation
Shift to TUNER
DISP
setting mode
SEARCH
AUTO Adjustment
(Toggle)
Mode

2. Operation in AUTO Adjustment Mode

Operation
VOL PUSH
Adjustment start
Display content
T
U
N
C
O
N
E
R
R
A
9
R
D
S
T
E
S
T
Display content
S
M
T
R
x
S
M
T
R
x
S
M
T
R
x
A
T
O
M
R
D
S
F
M
1
3
A
9
Display content
A
S
x
x
L
Display content
A
S
x
x
L
(No.WA002<Rev.001>)14/20
Communication to TUNER IC not available (indi-
N
G
cated unless the mode is in Clock Display Mode).
For models that TUNER adjustment is necessary
but not done (adjustment value: 0x00 or 0xFF), the
following TUNER Test Mode functions are valid
7
9
A
("∗ERR∗" display is continuing).
Display "∗ERR∗" blinks with 250ms interval.
Turn OFF P-CON forcibly if PS=RDS TEST is re-
ceived.
P-CON recovers with Power OFF/ON.
S meter value xx: Current S meter value
Determination result
x :
O
K
OK: Within S meter voltage spec
x :
N
G
NG: Out of S meter voltage spec
x :
- - : No LEVEL OFFSET adjustment
Display TUNER IC version
Execute Band Switch as shown in the following ta-
7
9
A
ble every time Band key is pressed in each type.
Shift to TUNER setting mode after switching to
98.3MHz
SG setting values
Frequency:
98.3MHz,
1kHz, Modulation mode: MONO, Modulation:
OFF, Deviation: 40kHz, ANT input level: 34dBpV
Select TUNER adjustment method (AUTO) using
SEARCH key.
S-xx: Current S meter value (Hex)
x
x
L-xx: Level offset value (Hex)
∗In case that the level offset value is not adjusted
(0xFF or 0x00), display "- -".
Start adjustment (Start Auto adjustment, and tran-
sit to Success/Failure display depending on the
x
x
adjustment result)
Details
Details
Details
Modulation
frequency:
Details

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