Overall Simplified Block Diagram - Panasonic SA-PT875GA Service Manual

13 Overall Simplified Block Diagram

Overall Block Diagram
SCART
R
OUT
SCART JACK
R , L
IN
PCB
DVD MODULE
SD RAM 64Mb
DV5
AVDEC
FEP
CSS MPEG
Drive
SODC CPPM DivX
CPRM
SPDIF USB
CPU
Host
Flash
2
E PROM
ROM
Loader (DLS6)
Mechanism
CR14/DLS6
MIC
MIC
VOL
JACK
PCB
(x2)
ASS
ASS
PCB
JACK
Button PCB
ON/OFF Open/Close
FL Driver
PLAY STOP
SELECTOR
FL
USB
Panel
Display
JACK
RMC VOL
PCB
iPod
iPod
PCB Connector
Y,C ,C ,C ,P
R B Y
Video
Buffer iPo d V
OUT
, L
OUT
IN
Video Buffer
MUTE
IPOD VIDEOSEL
Communication
Surround
WIRELESS
PCB
HDMI
Video Y,C ,C ,C ,P
R B Y
Buffer
DAC
FR,FL,SR,SL,C,SUB
Audio
Processor
Aux
Whisper
SRD
TUNER
ADC
A_Rch PACK
A_Lch
iPod
A_Diff Amp
Changer (CR14)
Motor Driver
V_Diff Amp
Echo
ASS
EEPROM
Disc
1 2 3 4 5
<< >>
Disc Exchange
HP JACK/
MPORT
MAIN PCB
iPod V
OUT
Video
Audio
VIDEO JACK
Y, P , P
R B
V
OUT
4-SPI
w/ AM2G
Solution
Except PT170
MUTE
MUTE HP AMP
Level
FL
Protection
REC OUT
MIXR,MIXL FR,FL
IN1
HPF
Surround
FR
ASS
IN2
SR,SL
HPF
Tone control
SR
(bass/mid/treble)
IN3
Center
HPF
C
Wide Surround
IN4
SUBW
LPF
Volume
RMPORT
C
For PT170
Limitter
ONLY
FMPORT
HPF
SR
AGC
MIC IN
Operation
ASP IC
RDS CCT
TU+9V
ADAC+5V SW+5V
D+5V +7V/-7V
-VP RF+5V
F+/F- M+9V
VCC
Vref 1
Vref 2
uP: RFKWMPT470EB
Key /Jog Input, Remocon Input, FL Display Out
DV5U communication, Loading control, Tuner control
Power supply control, CEC(Through) ,Audio control
Video signal switching
109
SENSE1
MUTE_C_S
HP_MUTE
AUX_MUTE
MUTE MUTE
-
+
SPK JACK FAN
MUTE_S
MUTE_F
FHOP
D_AMP Module
MOD_DA
(PT470/770)
DC_DET2
Analog_AMP
(PT170)
(Eco operation)
Cct
VDD (+29.5V)
VH = – 29.5V
VSS (-29.5V)
VL = – 22.0V
Fan DC (+18V)
Eco
Cct
SMPS Module
PCONT
with Relay
AMBP
(SYS5V, +18V, -13V)
Power Supply CCT
SYNC
(DC_DC CONV)
DC_DET2
DC_DET1
Audio Signal
u-P Signal
Video Signal
Power Supply line