Block Diagram; System Control - Panasonic SA-PT750PL Service Manual

18 Block Diagram

18.1. System Control

C +9V
Q9103
DISC SENSOR
IC7750
C0GAG0000007
TRAY MOTOR DRIVE
TRAY
Q9102
MOTOR
PULSE SENSOR
2
DRIVE CONTROL
4
C +9V 6 VCC
Q9101
POSITION SENSOR IC2002
C0GAG0000007
LOADING MOTOR DRIVE
LOADING
MOTOR
C +9V
2
DRIVE CONTROL
4
Q9001
CAM SENSOR
6
C +9V VCC
FP8101 CN2001
2
FP8101 CN2001
TO/FROM
3
DVD (VIDEO/ AUDIO)
FP8101 CN2001
1
FP8101 CN2001
TUNER PACK
23
CN2002 TUN CLK
2
CN2002 TUN DI
3
CN2002 TUN SD
4
CN2002
TUN DO
6
TO
DIGITAL
VMUTE
DVD INTERFACE
TRANSMITTER
MAIN SET RX (SDO)
CN6301 CN6300 CN2003
17 3 12
MAIN SET RX (SDI)
CN6301 CN6300 CN2003
16 2 13
SCL
CN6301 CN6300 CN2003
18 1 14
WM DET
CN6301 CN6300 CN2003
15 4 11
MULTI 1
MULTI 2
FROM/TO
AUDIO
SENSE1
IC2001
C2CBYY000472
SYSTEM CONTROL
CN9102 CN7003 CN7004 CN2011
93 DISC SENSE
6 6 1
CN9102 CN7003 CN7004 CN2011
20 PULSE
4 8 2
CN7004 CN2011
56 POS SW
3
CN9003 CN2005
3 LOAD
6 6
S9001
LOAD
CN9003 CN2005
OPEN SW
4
2 10
CN7004 CN2011
7 57
TURN FWD
6
CN7004 CN2011
9 58 TURN REW
7
MOTOR CN7004 CN2011
1
DRIVE
8
Q2003
Q7750
SYS6V RESET 12 RESET
VREF
7 22 PWM
9 2 LOAD FWD
MOTOR
1 1 LOAD REV
DRIVE
Q2915
15 X IN
X2001
10MHz
13 X OUT
CPU CMD
30 DVD CMD
CPU CLOCK
28
DVD CLK
CPU STATUS
29
DVD STAT
Q2006
ZFLAG
42 DVD MUTE
39 TUN CLK
38 TUN DI
49 TUN SD
37 TUN DO
48 V MUTE
5 FX DO
7 FX DI
33 FX CLK
34 FX DET1
IC2003
EEPROM
(Not Supplied)
DI 5 23 EDA
DO 6
SK 4 24 ECK
CS
3 25 ECS
54 MULTI 1
55 MULTI 2
46 SENSE1
FL6901
FL DISPLAY
45
AGC EN
IC6901
VREF
RDS EN 11
C0HBB0000057
DISPLAY DRIVER
OPT EN 61
IPOD EN 21
CN2007 CN7001 CN7002 CN6902
FLD OUT 87
7 D IN
9 20 9 20
CN2007 CN7001 CN7002 CN6902
FL CLK 85 8 CLK
10 19 10 19
CN2007 CN7001 CN7002 CN6902
FL STB 86 9 STB
11 18 11 18
OSC
5
VREF 98 VREF
Z6900
(REMOTE SENSOR)
CN2007 CN7001 CN7002 CN6902
RMT VREF
18
5 24 5 24
HP MUTE 78
MUTE C S 68
MUTE F SW 69
MODE DA 71
HOP DA 67
AMBP 70
PCONT 72
SYNC 19
63
DC DET2
DC DET1 43
ASP CLK 47
ASP DAT 48
Q2096,Q2097
75 BUFFER
CEC IN
CEC OUT 73
VOLUME + S6809
CN2007 CN7001 CN7002 CN6902
JOG A
76
(VOL UP) 19 10 19 10
S6810
VOLUME -
JOG B CN2007 CN7001 CN7002 CN6902
77
(VOL DOWN) 20 9 20 9
POWER DISC1
S6900 S6902
VREF
CN2007 CN7001 CN7002 CN6902 H6801 H6901
KEY1 97
2 27 2 27 1
PLAY BACKWARD FORWARD
S6801 S6802 S6803
VREF
CN2007 CN7001 CN7002 CN6902
KEY2 91
21 8 21 8
85
T2900
SWITCHING
TRANSFORMER
FL1
CN6902 CN7002 CN7001 CN2007
9
23 6 23 6
FP2902
FL2
CN6902 CN7002 CN7001 CN2007
8
22 7 22 7
3 1
Q2900
5
PSAVE
CONTROL
-VP
CN6902 CN7002 CN7001 CN2007
30
17 12 17 12
TO AUDIO
HP MUTE
CN2009 CN5050
MUTE C S
12 6
CN2009 CN5050
MUTE FSW
13 5
MOD DA CN2009 CN5050 TO/FROM
17 1 DIGITAL AUDIO
HOP DA
CN2009 CN5050 AMP
14 4
DC DET2 CN2009 CN5050
16 2
AMBP
CN2004 CN5802
11
PCONT CN2004 CN5802
10
SYNC CN2004 CN5802
TO/FROM
1
POWER
DC DET2 CN2004 CN5802
4
DC DET1
ASP CLK
TO AUDIO
ASP DAT
CEC IN CN2010 FP3902
7 TO/FROM DVD
CEC OUT CN2010 FP3902
INTERFACE
5
DISC2 DISC3 DISC4 DISC5
S6903 S6904 S6905 S6906
FROM AUDIO
MPORT
STOP SELECTOR OPEN/CLOSE DISC EXC DISC SKIP
S6804 S6907 S6808 S6805 S6806
FROM AUDIO
SA-PT750PL SYSTEM CONTROL BLOCK DIAGRAM
SA-PT750PL
+18V
HP DETECT