CD-323M/324M/DPF-J5020
8
CIRCUIT DESCRIPTION/ADJUSTMENT
DISPLAY
ERROR CONTENTS
MECHA ERROR 01
No input of S3. The original position error of Disc Number.
MECHA ERROR 02
No input of S2. The turning direction error to
counterclockwise
MECHA ERROR 03
No input of S1. The turning direction error to clockwise
MECHA ERROR 04
No input of main load sw.
MECHA ERROR 05
No input of main unload sw.
INPUT KEY
PROCEDURE
DISPLAY
POWER
Check the transmission signal(Disc No.1 and Track
No.99) of the remote controller.
*DPF-J5020, CD-324M only
REPEAT
Playback PGM signal of the Track
No.7,13,23,30,34 and 41 in the order.And release
he test mode.
CONFIRM
Release the test mode.
(TIMER PLAY SW)
Check the switch position.
TIMER ON , TIMER OFF
(SL16/XS8 SW)
Check the switch position.
16BIT, 8BIT
(TxD port)
Check the SL16-TEXT port.
TxD : H
î
RxD : L, TxD : L
î
RxD : H
4. ERROR CODE
S1-3:Mechanism address detector switch.
There are load and unload switches in the main pickup.
S3
S2
SENSOR PCB
S1 DISC 1~9
S2 DISC 10~99
S3 DISC 100~200
S1
ADJUSTMENT
CIRCUIT DESCRIPTION
No.
1
ITEM
FOCUS ERROR
BIAS
INPUT
SETTING
Test disc
Type4
OUTPUT
SETTING
Connect an oscillo-
scope as follows.
CH1:RF (CN2-1)
PLAYER
SETTING
Press the PLAY
/PAUSE key .
Confirm that the
display is "05".
ALIGNMENT
POINT
FE BIAS
VR1
ALIGN FOR
Optimum eye
pattern
FIG.
(d)
Note:
Type 4 disc :SONY YEDS-18 Test Disc or equivalent.
LPF : Around 47k
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.
÷
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)
RF signal
CD-323M(K)
COVER1,1p(
98.11.26
5:01
PM
y [ W
11
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