Panasonic CX-CB9940A Service Manual ▷ View online
54
P.DOWN
Power down signal
O
0
55
-
No connection
-
-
56
MLD
I/F command load
O
5.0
57
MDATA
Data for I/F command
O
3.1
58
MCLK
Clock for I/F command
O
4.1
59
SPMT
Spindle mute
O
5.0
60
MUTE12
Focus/Tracking mute
O
0
61
MUTE4
Loading motor mute
O
4.8
62
LDOI
Loading motor control
I/O
2.5
63
TRV
Forced traverse control
I/O
2.4
64
SYNC
Not used
-
-
9
MITSUBISHI / CX-CB9940A
9.1. Main Block
IC201 : YEAMM5218AFE
IC202 : C0JBAS000030
IC610 : AN8065SE1
IC720 : YEAMA61W12ST
9.2. Display Block
IC901 : C0JBAQ000073
9 IC BLOCK DIAGRAM
9.3. CD Servo Block
IC101 : YEAMBA6354BF
10
MITSUBISHI / CX-CB9940A
IC202 : C2ABMB000010
IC501 : YEAMPC358G2T
IC401 : YEAMBA6792FY
IC601 : YEAMBA5971FP
IC603 : YEAMT4W53FUL
11
MITSUBISHI / CX-CB9940A
10 CD DISC CENTERING ALIGNMENT
·
This adjustment is for assuring that compact discs will be placed in the center of the turntable.
<Adjustment Condition / Jig>
·
Power Supply Voltage : 13.2V
·
Test Disc : TCD-784M
<Adjustment Procedures>
1. Attach the adjusting screw to the upper chassis (See Figure 1.).
2. Insert the test CD (TCD-784M) into the disc No.1 position and play it.
3. After checking whether the disc is centered on the turntable, turn the adjusting screw unit it is in the center.
<Check Items>
·
Check that the disc is correctly centered.
·
Check that the disc is securely clamped.
·
Check that no abnormal noise is produced when clamping the disc.
[Directions of Turning the Adjusting Screw]
·
CD stops before its proper position : Turn the screw counterclockwise.
·
CD overruns : Turn the screw clockwise.
4. After the adjustment, lock the screw.
12
MITSUBISHI / CX-CB9940A
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