Block Diagram - Panasonic CQ-C5405U Service Manual

5 Block Diagram

5.1. Main-1 Block
PA51
FM / AM TUNER
AT51 1 AM ANT
2 FM ANT
6 14 11
Q401
CN801
CD-L
16
CD-R
17
R-CH
9 9V
10
CD3.3V
13
CD SI
7
CD SO
8
CD SCK
5
CD FS
6
CD MUTE
3
CD RST
4
CD SW1
2
CD SW2
1
Q52,602
TU+B
POW
SW
POW
SW
Q55,601
7229-02-11(1/2)
AUDIO SIGNAL PROCESSOR
AUX L 7
HUB L 5
INPUT
SEL
L-CH 16 1
R-CH
R-CH 17 3
SPECTRUM
ANALIZER
20 21 22
30 29 18 17
IC601(1/2)
SYSTEM CONTROL
82
ST
16
VSM
SCLK
92 FM/AM IFC
90
FM/AM OSC
DATA
94
EO
26 CD SI
27 CD SO
28
CD SCK
29
CD FS
30
CD MUTE
31
CD RST
35
CD SW1
36 CD SW2
IC681
79 FM MODE
EEPROM
FM VCC
6
DO 83
DI / DO
AF MUTE
DI 5
STBY
SK 4 85
SK
AM VCC
AMP MUTE
CS 3 84
CS
EXT MUTE
80 AM MODE
IC201
LOUDNESS
VOLUME
EQALIZER
FADER
SUB
WOOFER
22 24 26
CQ-C5405U
IC381
LINE AMP
SDA 53
SIGNAL
54
3
LIFT
58
R-CH
CLK 57
XL602
7
32.8KHz
XT1 9
R-CH
XT2 10
XL601
IC231
13.5MHz
LINE AMP
CF1 12
SIGNAL
CF2 13
3
LIFT
99
59
100
70
9
CN250
PREOUT
CN251
FRONT REAR SUB.W
L R L R L R
CQ-C5305U
IC271
POWER AMP
Q361*,363
5
12
MUTE
12
3
21
11 14
MUTE
23
Q362*
364
4 22
Q345,346
12 MUTE
Q251
: Q361 and Q362 are only for CQ-5405U.
CQ-C5405U/C5305U MAIN(1/2)
CN701
BATT
2 1
ACC
4 3
AMP CNT
FR+
6 5
R-CH
FR-
8 7
FL+
FL-
10 9
RL+
RL-
12 11
RR+
R-CH 14 13
RR-
TEL MUTE 16 15