Kenwood CD-206, Руководство по обслуживанию

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CIRCUIT DESCRIPTION
CD-206/DFP-R6010/R6010E
Pin No. Name I/O Description
61 REM I Remocon signal input.
62 SCOR I Sub code frame sync detection signal.
63 DQSY I Text data reading permission signal input.
64 SGATE O DATA output to KAN03.
65 SCK O CLOCK output to KAN03.
66 SDATA O Enable output to KAN03.
67 LED1 O DISC1 IN/OUT. H : LED lights-ON (Disc IN)
68 Vdd – Power supply (+5V).
69 X2 – System clock input.
70 X1 I System clock input.
71 IC – GND.
72 XT2 – No used.
73 GND – GND.
74 AVdd – Vdd.
75 AVref0 I Vdd.
76 A3 – No used
77~79 A/D KEY0-KEY2 I A/D key input.
80 LED2 O DISC2 IN/OUT. H : LED lights-ON
2. Test mode
2-1 Setting the test mode
÷
The microprocessor built in the unit can be put to TEST
MODE by just pressing the RANDOM key when set to
power on.
2-2 Key vs Function in test mode
keys Display Description Remarks
(Keep to press RAN-
DOM key and AC ON)
8
03
||
:
|| Setting the test mode
PLAY/PAUSE
6
8
03
||
:
||
(1) Focus servo – – – – ON
(2) Tracking servo – – OFF
(3) Feed servo – – – – OFF
TE-balance adjustment
‰
05 00 : 00
(1) Focus servo – – – – ON
(2) Tracking servo – – – ON
(3) Feed servo – – – – – ON Focus gain / Tracking
gain and FE-balance
adjustment
UP
¢
î FL all light up î dot demonstration mode ì
ììì normal test mode indication íìììì
FF
1
FEED OUT
Move the pick-up to the direction of the outer circumfer-
ence.
FB
¡
FEED IN
Move the pick-up to the direction of the inner circumfer-
ence.
STOP
7
TEST 00 Disc will be stopped.
8 BIT SYNC
16 BIT SYNC
8 bit sync and 16 bit sync will be displayed by changing
the SL16/XS8 switch on the rear panel.
RANDOM
Change the output level cyclically.
ì Max î -10dB î Min
ììììììíììììì
DOWN
4 ‰
01
Cancellation of the test mode and 01 play.
CD-206/DPF-6010E(K) 2P( 98.4.24 10:13 PM y [ W 9