Panasonic SA-PT750PC Service Manual page 108

SA-PT750P / SA-PT750PC
15 16 17
SCHEMATIC DIAGRAM - 8
:-B SIGNAL LINE
C
MAIN CIRCUIT
:+B SIGNAL LINE
TO MAIN
SECTION (1/4)
CN2011 W2504
C+9V 10
C+9V 9
W2509
PWM 8
K
TO
TURN_REV 7
TRAY CIRCUIT
TURN_FWD 6
(CN7004)
MGND 5
IN SCHEMATIC
MGND 4
DIAGRAM - 17
L2006
POSITION 3
L2005
PULSE 2
L2004
DISC_SENSE 1
L
TO
LOADING MOTOR
CIRCUIT (CN9003)
IN SCHEMATIC
DIAGRAM - 18
1 11
L2003 J0JBC0000015
L2002 J0JBC0000015
IC2002
C0GAG0000007
LOADING MOTOR DRIVE
1 2 3 4 5
Q2915
B1GBCFJJ0051
MOTOR DRIVE
Q2915
CN2008
IPODDETECT 1
W2915
D0CK_R_OUT 2
DPORT_AGND 3
D D0CK_L_OUT 4
TO
A+7V 5
D-PORT CIRCUIT
DOCK5VSW 6
(CN8001)
DOCK+5.3V 7
IN SCHEMATIC
DOCK+5.3V 8
DIAGRAM - 11
DOCK5VGND 9
DOCK5VGND 10
DO_UART_IN/RX 11
DO_UART_OUT/TX 12
Q2001
TO MAIN
SECTION (4/4)
C16
18 19 20
:MAIN SIGNAL LINE :MUSIC PORT, IPOD SIGNAL LINE
W2503
0
C+9V
0 PWM
TURN_REV
TURN_FWD
MGND
J0JBC0000015 POS_SW(INT)
J0JBC0000015 PULSE
DISC_SENSE
J0JBC0000015
R2009 0
R2022 10K
81
IPOD_DET
82
R2093 10K 83
R2077 10K W2532
84
0
FLD_CLK
85
FLD_STB
86
FLD_OUT
87
R2863
10K
88
R2862 10K
89
LOAD(CAM_SW)
90
KEY2
OPEN_SW
91
ACS_IN
92
DISC_SENSE W2508
93
94
95
96
KEY1
W2802 W2515
97
0 0
VREF
98
W2801
6 7 8 9 C2001 0.1
0 99
DISC1_LED
LOAD_REV 100
R2079 2.7K
LOAD_FWD
R2080 10K
W2505 0 C+9V
W2511 R2081
0 10K
PWM
LOAD_REV
W2510 0
LOAD_FWD W2572 0
LOAD(CAM_SW)
OPEN_SW
XM_PCONT
FX_DO
IPOD_DET
FX_DI
DOCK-RCH
0
AGND
DOCK-LCH
W2534 0
+7V
DOCK5VSW
RESET
D2005
B0ACCK000005
R2015
SYS6V
2.7K
UART_TX
UART_RX
Q2003
VREF
B1GBCFLL0037
C2006
R2023
Q2001
50V2.2 RESET
47K
W2525 W2526
B1GBCFJJ0051
0 0
R2024 VREF
LEVEL SHIFTER
27K
W2528
0
GNDE
21 22 23
C2002
0.1
C2000
0.1
W2553
0
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
50
49
48
47
FLD_CLK [81]DPORT_DET2 [50]JOG_LED VMUTE 46
[49]TUN_SD
[82]IPOD DETECT 45
FLD_STB ACS_EN
[83]EXP_CLK [48]ASP_DAT
FLD_OUT XM_MUTE 44
[84]EXP_DATA [47]ASP_CLK
DPORT_DET1 DCDET1 43
IC2001
DVD_MUTE
42
MD3
C2CBYY000442
EPM
41
MD2
SYSTEM CONTROL
KEY2 40
DVD_PCNT
39
ACS TUN_CLK
38
DISC_SENSE TUN_DI
[33]FX_CLK
DES2 [98]VREF [32]UART_RX 37
TUN_DO
[99]AVCC [31]UART_TX
DES1 36
XM_SC_RXD
[100]DISC1_LED
35
AVSS XM_SC_TXD
KEY1 FX_DET1 34
33
32
31
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
R2031
3
2
1
W2519 W2501
0 0
W2527
IC2003
EEPROM
8 NC NC 1
(NOT SUPPLIED)
W2523
W2520
0
0
7 GND VCC 2
6 DO CS 3
5 DI SK 4
108
24 25 26
R2041 22K
HP-RCH
R2021 56K
HP-LCH
-7V
+7V
R2012 10K
ACS_MUTE
R2045 10K
ACS_IN
R2043 10K KEY2
R2051 56K JOG_B
JOG_A
R2037 47K
R2034 47K
W2557
W2521
DISC1_LED
0
TUN_SD
0
F_MPORT-LCH
R2069 220 ASP_DAT
R2068 ASP_CLK
220
F_MPORT-RCH
W2544
VMUTE
0
HPOUT_MUTE
W2545 0
-VP
XM_MUTE
FLD_STB
DC_DET1
FLD_CLK
W2556
DVD_MUTE
FLD_OUT
0
SW+5V
W2561 0
F-
W2529
TUN_CLK
F+
TUN_DI
0
RMT
TUN_DO
VREF
XM_SC_RXD
DGND
XM_SC_TXD
KEY1
FX_DET1
(BUSY)
(CLK) FX_CLK
UART_RX
(RxD)
UART_TX
(TxD)
R2040
RESET
10K
VREF
SYNC
FX_DET1
W2524 0 PULSE
PWM GNDE
220
DVD_CMD FX_CLK
DVD_STAT
UART_RX
W2516 0 DVD_CLK
UART_TX
XM_RESET
W2602
AGND
W2555 0 RMT
0
FRONT L
FRONT R
SUBW_OUT
SL_OUT
VREF
0
DGND SR_OUT
AGND
DGND CENTER_OUT
MUTE_C_S
ADGND
MUTE_F_SW
HOP_DA
DC_DET2
MOD_DA
3 2 1
E2901
1/4 2/4
CHASSIS
3/4 4/4
SA-PT750P/PC MAIN CIRCUIT
GNDE
27 28
A
B
CN2007
1
28 HP_RCH
27 AGND
26 HP_LCH
25 -7V
24 +7V
23 ACS_MUTE
22 ACS
C
21 KEY2
20 JOG_B
19 JOG_A
18 JOG_LED
17 DISC1_LED
K
16 MPORT_LCH TO
15 AGND TRAY CIRCUIT
14 MPORT_RCH (CN7001)
IN SCHEMATIC
13 HPOUT_MUTE
DIAGRAM - 17
12 -VP
11 FL_IC_STB
10 FL_IC_CLK
D
9 FL_IC_DAT
8 SW+5V
7 F-
6 F+
5 RMT
4 VREF
3 DGND
2 KEY1
1 DGND
28
E
CN2006
8 RESET
7 CNVSS
6 VREF
5 BUSY
FOR SOFTWARE
4 DGND
3 CLOCK
2 RxD
1 TxD
CN2009
F
1 FRONT L 17
2 AGND
3 FRONT R
4 AGND
5 SUBWOOFER
6 AGND
H
7 SURROUND L
TO
8 AGND
D-AMP CIRCUIT
9 SURROUND R
(CN5050)
10 AGND
IN SCHEMATIC
11 CENTER DIAGRAM - 14
12 MUTE_S (MODE 1) G
13 MUTE_F (MODE 2)
14 FHOP
15 SW+5V
16 DC_DET
17 MOD_DA 1
H