DOWNLOAD Panasonic RX-D55EG Service Manual ↓ Size: 6.64 MB | Pages: 99 in PDF or view online for FREE

Model
RX-D55EG
Pages
99
Size
6.64 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / PORTABLE STEREO CD SYSTEM
File
rx-d55eg.pdf
Date

Panasonic RX-D55EG Service Manual ▷ View online

49
Step 5 : Attach original cable with extension cable REXN0084
(10P cable from JW830 on Deck P.C.B. to CN2104 on Main
P.C.B.).
Step 6 : Attach original cable with extension cable REXN0082
(4P cable from ZJ903 on Panel P.C.B. to CN4104 on Main
P.C.B.).
Step 7 : Attach original cable with extension cable REXN0080
(10P cable from CN900 on Panel P.C.B. to CN2105 on Main
P.C.B.).
Step 8 : Place the insulating material as shown in the diagram.
Step 9 : Upset the Main P.C.B. onto the insulating material.
Step 10 : Check and repair the Main P.C.B. according to the
diagram shown.
50
10.5. Checking & Repairing CD
Servo P.C.B.
Step 1 : Remove the Top Cabinet Assembly.
Step 2 : Remove the Main P.C.B..
Step 3 : Remove the CD Mechanism Unit.
Step 4 : Attach original cable with extension cable REXN0084
(10P cable from JW830 on Deck P.C.B. to CN2104 on Main
P.C.B.).
Step 5 : Connect 4P cable at the connector (CN4104) on the
Main P.C.B..
Step 6 : Connect 10P cable at the connector (CN2105) on the
Main P.C.B..
Step 7 : Connect 8P cable at the connector (CN4100) on the
Main P.C.B..
Step 8 : Place the insulating material as shown in the diagram.
Step 9 : Connect 22P FFC at the connector (CN2101) on the
Main P.C.B..
Step 10 : Check and repair the CD Servo P.C.B. according to
the diagram shown.
51
10.6. Checking & Repairing USB
P.C.B.
Step 1 : Remove the Top Cabinet Assembly.
Step 2 : Remove the Front Panel Assembly.
Step 3 : Remove the USB P.C.B.
Step 4 : Attach original cable with extension cable REXN0084
(10P cable from JW830 on Deck P.C.B. to CN2104 on Main
P.C.B.).
Step 5 : Connect 10P cable at the connector (CN2105) on the
Main P.C.B..
Step 6 : Connect 4P cable at the connector (CN4104) on the
Main P.C.B..
Step 7 : Place the insulating material as shown in the diagram.
Step 8 : Connect 22P FFC at the connector (CN2100) on the
Main P.C.B..
Step 9 : Check and repair the USB P.C.B. according to the dia-
gram shown.
52
11 Measurements and Adjustments
11.1. Tuner Section
G AM-RF ALIGNMENT
G FM-RF ALIGNMENT
READ CAREFULLY BEFORE ATTEMPTING ALIGNMENT
1. Set selector switch to AM, FM and TAPE.
2. Set volume level to maximum.
3. Output of signal.
Signal Generator or Sweep Generator
Radio Dial Setting
Indicator (Electronic Voltmeter 
or Oscilloscope)
Adjustment
(Shown in Fig.1)
Remarks
Connections
Frequency
Fashion a loop of 
several
turns of wire and 
radiate a signal into 
loop ant. of receiver.
540 kHz
Point of noninterference. 
(on/about 600kHz).
Headphone Jack (32
Ω)
Fabricate the plug as shown in 
Fig.2 and then connect the lead 
wires of the plug to the measur-
ing instrument.
[*1] L51 (AM ANT Coil)
Adjust for maxi-
mum output.
Fashion a loop of 
several
turns of wire and 
radiate a signal into 
loop ant. of receiver.
522 kHz
Point of noninterference. 
(on/about 600kHz).
Headphone Jack (32
Ω)
Fabricate the plug as shown in 
Fig.2 and then connect the lead 
wires of the plug to the measur-
ing instrument.
L7 (AM OSC)
Adjust for maxi-
mum output.
Fashion a loop of 
several
turns of wire and 
radiate a signal into 
loop ant. of receiver.
1404 kHz
Point of noninterference.
Headphone Jack (32
Ω)
Fabricate the plug as shown in 
Fig.2 and then connect the lead 
wires of the plug to the measur-
ing instrument.
CT51 (AM OSC)
Adjust for maxi-
mum output.
[*1] Fix antenna coil with after completing alignment.
Signal Generator or Sweep Generator
Radio Dial Setting
Indicator (Electronic Voltmeter 
or Oscilloscope)
Adjustment
(Shown in Fig.1)
Remarks
Connections
Frequency
Fashion a loop of 
several
turns of wire and 
radiate a signal into 
loop ant. of receiver.
90 MHz
Point of noninterference.
Headphone Jack (32
Ω)
Fabricate the plug as shown in 
Fig.2 and then connect the lead 
wires of the plug to the measur-
ing instrument.
[*1] L5 (FM ANT Coil)
Adjust for maxi-
mum output.
[*1] Fix antenna coil with after completing alignment.
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