Read Panasonic CQ-LS7230K Service Manual online
General
Power Supply
DC 12V (11V - 16V),
Test Voltage 26.4V
Negative Ground
Current Consumption
Less than 3.0A
Power Output
20W×4ch
AM Radio
Frequency Range
531 - 1,602kHz
Usable Sensitivity
30dB(µV) (S/N 20dB)
Signal to Noise Ratio
45dB or more
FM Stereo Radio
Frequency Range
87.5 - 108.0MHz
Usable Sensitivity
7dB/µV (S/N 30dB)
Signal to Noise Ratio
50dB or more
CQ-LS7230K
AM/FM MPX Electronic Tuning Radio
with Stereo Cassette Tape Player
with Stereo Cassette Tape Player
PART No.
: 86120-02360
VEHICLE
: COROLLA
DESTINATION
: INDIA
PRODUCED AFTER : Nov., 2002
Cassette Player
Reproduction System
4-Track, 2-Program Stereo
Tape Speed
4.76cm/sec.
Wow and Flutter
Less than 0.09% (WRMS)
Signal to Noise Ratio
40dB or more
Dimensions**
178×50×165mm
Weight**
1.3kg
* Specifications and the design are subject to possible modification
without notice due to improvements.
without notice due to improvements.
** Dimensions and Weight shown are approximate.
Dolby noise reduction manufactured under license from Dolby
Laboratories Licensing Corporation.
Laboratories Licensing Corporation.
“Dolby” and the double-D symbol
are trade marks of Dolby
Laboratories Licensing Corporation.
Specification*
1
FEATUERS
2
2
REAR VIEW AND CONNECTORS
2
3
FRONT VIEW AND FUNCTIONS
3
4
WIRING CONNECTION
4
5
BLOCK DIAGRAM
5
6
TERMINALS DESCRIPTION
6
7
PACKAGE AND IC BLOCK DIAGRAM
7
8
ALIGNMENT INSTRUCTIONS
9
•
•
•
•
PLL (Phase Locked Loop) synthesized tuning.
•
•
•
•
12-station preset (6-AM, 6-FM).
•
•
•
•
Scan tuning function.
•
•
•
•
Dolby B NR function.
9
ALIGNMENT POINTS
9
10 REPLACEMENT PARTS LIST
10
11 EXPLODED VIEW (Unit)
14
12 TAPE PLAYER PARTS
15
13 EXPLODED VIEW (Tape Deck)
16
14 WIRING DIAGRAM
17
15 SCHEMATIC DIAGRAM -1
23
16 SCHEMATIC DIAGRAM-2
25
•
•
•
•
CD changer control.
•
•
•
•
Electronic volume control.
•
•
•
•
Fix-Equalizing function.
CONTENTS
Page
Page
1 FEATUERS
2 REAR VIEW AND CONNECTORS
2
CQ-LS7230K
3 FRONT VIEW AND FUNCTIONS
3
CQ-LS7230K
4 WIRING CONNECTION
4
CQ-LS7230K