Kenwood KDC-208U, Руководство по обслуживанию

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KDC-208U/248U/4051UGM/4051URM/MP148U/MP248U
KDC-U3049/U349A/U349G/U349R/U349S/U4049
Status Display content Details
Adjustment not imple-
mented
∗
E R R
∗
A 9 7 . 9 A
For models that TUNER adjustment is necessary but not done
(adjustment value: 0x00 or 0xFF), the following TUNER Test Mode
functions are valid (“
∗
ERR
∗
” display is continuing).
Display “
∗
ERR
∗
” blinks with 250ms interval.
RDS Speci fi ed data re-
ception
R D S T E S T
Turn OFF P-CON forcibly if PS=RDS TEST is received.
P-CON recovers with Power OFF/ON.
‘
Operations
Operation Display content Details
ACCENT TUNER IC display
A T O M R D S
Display TUNER IC version
BAND
BAND switch
operation
F M 1 – 3 A 9 7 . 9 A
Execute Band Switch as shown in the following table every
time Band key is pressed in each type.
SEARCH
S meter voltage
judgment display
S – M T R x x : O K
S – M T R x x : N G
S – M T R x x : – –
S meter value xx: Current S meter value
Determination result OK: Within S meter voltage spec
NG:
Out of S meter voltage spec
– – : No LEVEL OFFSET adjustment
■
DISP
Shift to TUNER
setting mode
Shift to TUNER setting mode after switching to 98.3MHz
SG setting values
Frequency: 98.3MHz, Modulation frequency: 1kHz,
Modulation mode: MONO, Modulation: OFF,
Deviation: 40kHz, ANT input level: 34dB
μ V
‘
TUNER Setting Adjustment Mode
1. Operation (Operation after performance of above-mentioned “Shift to TUNER setting mode” item)
Operation Display content Details
■
BAND
(Toggle)
AUTO Adjustment
Mode
A S – x x L – x x
Select TUNER adjustment method (AUTO) using BAND key.
S-xx: Current S meter value (Hex)
L-xx: Level offset value (Hex)
✳
In case that the level offset value is not adjusted (0xFF or
0x00), display “– –”.
2. Operation in AUTO Adjustment Mode
Operation Display content Details
VOL PUSH Adjustment start
A S – x x L – x x
Start adjustment (Start Auto adjustment, and transit to Suc-
cess/Failure display depending on the adjustment result)
3. Status display during adjustment
Status Display content Details
Adjustment success
A D J O K : x x
When the adjustment value write-in to E2PROM (IC771 on X34) has
been completed.
xx: Level offset value (HEX)
Adjustment failure
A D J N G
When the adjustment value write-in to E2PROM (IC771 on X34) has
failed
4. Operation of return to TUNER Test Mode
Operation Display content Details
RETURN Mode release Return to TUNER Test Mode.
TEST MODE