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Adjustment - Kenwood CD-223M Service Manual

Multiple compact disc player
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CD-223M/224M/DPF-J3010/J5010
QQ
3 7 63 1515 0
CIRCUIT DESCRIPTION/ADJUSTMENT
INPUT KEY
POWER
REPEAT
CONFIRM
(TIMER PLAY SW)
(SL16/XS8 SW)
(TxD port)
4. ERROR CODE
DISPLAY
MECHA ERROR 01
MECHA ERROR 02
MECHA ERROR 03
MECHA ERROR 04
MECHA ERROR 05
MECHA ERROR 06
MECHA ERROR 07
TE
L 13942296513
No.
ITEM
1. With pressing the RANDOM KEY, turn the power on to enter the test mode.
2. Set the Test disc to Disc NO. 1.
3. Close the door.
FOCUS ERROR
1
BIAS
Note:
Type 4 disc :SONY YEDS-18 Test Disc or equivalent.
LPF : Around 47kΩ + 390 pF or so.
FIG. (d)
www
.
10
Check the transmission signal(Disc No.1 and Track
No.99) of the remote controller.
*DPF-J7010 only
Playback PGM signal of the Track
No.7,13,23,30,34 and 41 in the order.And release
he test mode.
Release the test mode.
Check the switch position.
Check the switch position.
Check the SL16-TEXT port.
TxD : H
î RxD : L, TxD : L î RxD : H
No input of S3. The original position error of Disc Number.
No input of S2. The turning direction error to
counterclockwise
No input of S1. The turning direction error to clockwise
No input of main load sw.
No input of main unload sw.
No input of sub load sw. (DPF-J9010)
No input of sub unload sw. (DPF-J9010)
S1-3:Mechanism address detector switch.
There are load and unload switches in the main pickup.

ADJUSTMENT

INPUT
OUTPUT
SETTING
SETTING
Test disc
Connect an oscillo-
Type4
scope as follows.
/KTD-02
CH1:RF (CN2-1)
RF signal
x
ao
y
i
8
PROCEDURE
ERROR CONTENTS
Q Q
3
6 7
1 3
PLAYER
ALIGNMENT
SETTING
Press the PLAY
/PAUSE key .
FE BIAS
Confirm that the
display is "05".
¶ RF signal in test mode (PLAY).
¶ Perform the tangential and focusing offset are focused into
one point on the display. The crossing points above and
below the center shall also be looked clearly. (FE BIAS)
u163
.
2 9
9 4
2 8
DISPLAY
TIMER ON , TIMER OFF
16BIT, 8BIT
SENSOR PCB
S3
1 5
0 5
8
2 9
9 4
ALIGN FOR
POINT
Optimum eye
VR1
pattern
m
co
9 9
S2
S1
S1 DISC 1~9
S2 DISC 10~99
S3 DISC 100~200
2 8
9 9
FIG.
(d)

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This manual is also suitable for:

Dpf-j3010Cd-224mDpf-j5010Cd-dpf-j3010Cd-dpf-j5010