Kenwood RXD-402 Service Manual Download

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RXD-402/452/502/552/572S/A41/A51

CIRCUIT DESCRIPTION

3-1-4 Basic operation in test mode

(1) The muting during mode selection is not controlled in

the test mode.

(2) The test mode is cancelled when the AC power is

turned off.

(3) The operation of the keys in the test mode as follows.

3-1-5 The operation of the keys in the test mode

(1) DISPLAY /DEMO key

When this key is pressed in the test mode, all the flu-
orescent display indicators and leds light off and nor-
mal display are indicated cyclically.

(2) REV.MODE,DOLBY NR,A/B,REC/ARM keys

The volume level settings can be made as follows.
REV.MODE • • • volume min+1step
DOLBY • • • • • • volume 14 *RXD-402(TAPE E.Q.)
A/B • • • • • • • • • volume20
REC/ARM • • • • volume max (50)

(3) DISC SKIP key

With the selector on TUNER, the S level indication
changes cyclically as follows by pressing the [DISC
SKIP] key.

ATT is switched off. "ATT off & TUNER S level

XX"

ATT is switched on. "ATT on & TUNER S level

XX"

ATT is switched off. Normal display.

XX means A/D value(HEX) of S.

(4) DECK STOP key

With the selector on TUNER, when the [DECK STOP]
key operated, the preset memory can be changed as
10 steps.

(5) FWD PLAY/RVS key

With the selector on TUNER, the P. CALL is operated
by pressing the [ FWD PLAY] and [ RVS PLAY] keys.
FWD PLAY key • • • • P. CALL up
RVS PLAY key • • • • P. CALL down

(6) CD OPEN /CLOSE key

With the selector on TUNER, the channel space set-
tings can be made cyclically by pressing the [CD
OPEN/CLOSE] key with M version.

(7) DECK STOP key

With the selector on AUX, when the [DECK STOP ]
key operated,the S. direct (ON/OFF) can be changed.

(8) DISC 1 key

With the selector on something other than TUNER,
whenever the [DISC1] key is pressed, the setting of
E.Q changes cyclically as follows.

(9) DISC 2 key

With the selector on AUX, MD/DVD input level can be
made cyclically by pressing the [DISC 2] key .

INITIALIZED VALUE

íî

LEVEL MAX

(10) DISC 3 key

With the selector on AUX, the balance level setting
can be made cyclically by pressing the [DISC 3] key .

(11) DISC SKIP key

With the selector on something other than TUNER,
the muting (ON/OFF) can be changed.

3-2 Test mode of cassette deck

3-2-1 Setting of the test mode

While pressing the [deck play] key, put the plug into an
AC power outlet.

3-2-2 Canceling of the test mode

Unplug an AC power cord from an AC power outlet.

3-2-3 Condition in test mode

(1) Initial condition

• DOLBY-0FF
• AUDIO-MUTE OFF

(2) Mechanism SW detection

(3) 4-sec recording

If the REC key is pressed, the system record for 4
sec. Then, it rewinds to the recording starting position
and plays back automatically.
If the REC key is pressed, during the 4-sec recording
operation, the system records further for 4-sec, then
return to the starting position of the first 4-sec record-
ing operation and plays back.

3-3 Test mode of CD player

3-3-1 Setting of the test mode

While the pressing the [PLAY/PAUSE] key, put the plug
into an AC power outlet.

3-3-2 Canceling the test mode

Press the stop key on stop mode or unplug the AC cord
from an AC power outlet.

3-3-3 The operation of the keys in the test mode.

DISPLAY

A pack SW

E.Q

A -CRO2

PROG.12

B-FWD