Panasonic CQR-223-W, CQR-223-WJ Service manual
Order No. ACED021208C3
AUTOMOTIVE AFTERMARKET
CQ-R223W
CQ-R223WJ
Removable Face High-Power Cassette /
RDS Receiver with Changer Control
© 2003 Matsushita Electric Industrial Co., Ltd. All
rights reserved. Unauthorized copying and
distribution is a violation of law.
CQ-R223W / CQ-R223WJ
CONTENTS
Page Page
1 FEATURES 2
2 REPLACING THE FUSE
3 MAINTENANCE
4 RADIO ALIGNMEN T
5 DIMENSIONS
6 WIRING CONNECTION
7 BLOCK DIAGRAM
8 WIRING DIAGRAM
9 SCHEMATIC DIAGRAM (Main Block)
10 SCHEMATIC DIAGRAM (Display Block) 11
2
11 SCHEMATIC DIAGRAM (Tape Block)
12 TERMINALS DESCRIPTION
2
2
13 PACKAGE AND IC BLOCK DIAGRAM
2
14 REPLACEMENT PARTS LIST (Unit)
15 EXPLODED VIEW (Unit)
3
4
16 REPLACEMENT PARTS LIST (Tape Player Parts)
5
17 EXPLODED VIEW (Tape Deck)
18 SCHEMATIC DIAGRAM for printing with letter size
9
1 FEATURES
•
• PLL (Phase Locked Loop) Synthesized Tuning.
• •
•
• 1DIN Size Body with Cassette Player,AM/FM Tuner, Power
• •
AMP (50Wx4).
•
• 18-FM ,6-AM stations preset .
• •
•
• Auto preset and scan function.
• •
•
• CD Changer Control function.
• •
•
• Radio Data System(PS.AF.CT.P1).
• •
•
• Detachable face plate security.
• •
12
13
13
16
21
22
23
24
2 REPLACING THE FUSE
Be sure to use a fuse of the specified rating (10A) when
replacing a blown fuse. Fuses with higher capacity ratings,use
of any substitute, or connection without a fuse may result in a
fire hazard or damage to the unit.
3 MAINTENANCE
Your product is designed and manufactured to ensure a
minimum of maintenance. Use a soft cloth for routine exterior
cleaning. Never use benzine, or other solvent.
4 RADIO ALIGNMENT
Do not align the AM/FM package blocks. When the package
block is necessary, it will be supplie d already aligned at the
factory.
5 DIMENSIONS
2
6 WIRING CONNECTION
CQ-R223W / CQ-R223WJ
3
CQ-R223W / CQ-R223WJ
7 BLOCK DIAGRAM
4
8 WIRING DIAGRAM
8.1. Main Block-1
CQ-R223W / CQ-R223WJ
[E-4C244][TOP VIEW]
CQ-RD133N/143N/153N/243N/R253U/R223W MAIN PCB
5
CQ-R223W / CQ-R223WJ
8.2. Main Block-2
[E-4C244][BOTTOM VIEW]
CQ-RD133N/143N/153N/243N/R253U/R223W MAIN PCB
6
8.3. Display Block
CQ-R223W / CQ-R223WJ
[E-4C249][TOP VIEW]
[E-4C249][BOTTOM VIEW]
CQ-R223W/R253U DISPLAY PCB
7
CQ-R223W / CQ-R223WJ
8.4. Tape Block
[E-4C212-1] [Top View]
[E-4C212-1] [Bottom View]
CQ-R221U/RD243N TAPE PCB
8
9 SCHEMATIC DIAGRAM (Main Block)
TUNER
2.230
0
0
0
0
2.25
2.25
0
0
4.9
4.97
2.36
0
050
8.2
2.5
7.5
1.1
0
0
0
0
0
4.93
2.32
0.14
0
0
0
0
0
0
0
3.5
4.2
3.5
CQ-R223W / CQ-R223WJ
E-4C244
4.19
4.19
0
DECODE IC
0
0
0
4.96
2.3
2.43
2.48
2.48
2.43
0
0
4.92
2.38
2.41
2.23
2.08
RD133N
RD243N
R253U
R223W
INIT
R403
47K
47K
----
47K
R464
----
----
47K
----
R780
J
J
J
J
R790
J
J
J
J
R800
J
----
J
J
R801
----
47K
----
----
4.17
4.19
4.19
4.19
4.17
8.67
4.19
4.18
4.18
4.18
4.18
4.18
4.17
4.19
4.18
4.17
8.67
4.17
4.17
4.18
5.01
4.18
4.19
E-VR
IC 301
8.69
4.18
4.19
5.01
4.19
4.19
14.38
0
0
7.39
0
7.35
7.39
4.96
14.38
0
7.22
7.36
7.15
7.31
7.23
7.36
0
7.23
7.11
7.38
7.36
5.05
IC 270 POWER IC
0
0
7.37
.
.
0 1S 2V/DIV
.
50S 2V/DIV
.
2S 2V/DIV
E.Q
0.08
0
0
0
0.66
0
0
0.12
.
0 2S
1S 2V/DIV
.
2V/DIV
.
0 2S 2V/DIV
.
.
0
0
0
4.96
4.96
4.98
4.95
IC 602 BUFFER IC
0
0
0
0
4.97
4.97
4.91
5
1.8
4.96
4.96
IC 601
POWER DETECTIVE IC
0
4.96
2.21
1.87
CQ-RD133N/RD143N/RD153N/RD243N/R253U/R223W MAIN BLOCK
9
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