Panasonic SA-XH70GW / SA-XH70EE / SC-XH70EE Service Manual ▷ View online
89
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
BACKEND CIRCUIT
SCHEMATIC DIAGRAM - 5
SA-XH70EE/GW BACKEND
CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
TO BACKEND
CIRCUIT (4/6)
CIRCUIT (4/6)
TO BACKEND
CIRCUIT (6/6)
TO BACKEND
CIRCUIT (2/6)
CIRCUIT (2/6)
P1
P1
: HDMI/AUX/TUNER AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: CD/DVD AUDIO INPUT SIGNAL LINE
: CD/DVD VIDEO INPUT SIGNAL LINE
: +B SIGNAL LINE
: USB SIGNAL LINE
: VIDEO OUTPUT SIGNAL LINE
C8533
0.1
0
R8542
0.1
C8530
0
R8532
R8531
0
6
7
5
9
13
15
14
11
10
12
21
22
18
16
17
20
19
8
1
3
4
2
24
23
FP8531
TO OPTICAL PICKUP UNIT
(DVD MECHANISM UNIT BRS1D)
(DVD MECHANISM UNIT BRS1D)
RF_A
RF_B
R8537
0
RF_F
LB8530
J0JHC0000045
4
2
1
3
RX8531
D1H456020001
4
2
1
3
RX8532
D1H456020001
R8536
3.3K
RF_D
RF_C
PW_A_+5V
B1ABDF000026
DVD SELECTOR SWITCH
Q8565
R8534
10K
RFIN_P
R8535
47K
RF_E
VC
LB8532
J0JDC0000102
CD_MD
GND
R8538
0
LB8531
22
DVD_MD
LB8551
J0JDC0000102
LB8561
J0JDC0000102
T-
T-
D/d
C/c
F+
F+
F-
F-
T+
T+
NC
NC
MD
F
E
NC
B/b
VCC
CD-LD
RF
A/a
PD GND
CD/DVD SW
DVD-LD
GND-LD
VR-CD
VR-DVD
VC(REF)
L8550
G1C100M00049
0.1
C8561
C8563
6.3V220
R8566
4.7
220
R8554
220
R8564
6.3V220
C8553
0.1
C8551
R8556
4.7
Q8552
B1ADGB000008
DVD LASER DRIVE
Q8562
B1ADGB000008
CD LASER DRIVE
DVD_LD
CD_LD
PW_D+3R3V
51K
R8227
TRK_DRV
R8229
51K
FOC_DRV
C8230
1000P
C8228
1000P
1000P
TRV_PWM
51K
R8225
SPN_PWM
C8226
0.027
R8221
22K
TRK_PWM
FOC_PWM
TRV_DRV
SPN_DRV
0.027
C8222
CL8530
CL8531
CL8532
90
I
K
L
J
M
O
P
N
29
30
31
32
33
34
35
36
37
38
39
40
41
42
A
BACKEND CIRCUIT
SCHEMATIC DIAGRAM - 6
SA-XH70EE/GW BACKEND
CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
TO BACKEND
CIRCUIT (5/6)
CIRCUIT (5/6)
TO BACKEND
CIRCUIT (3/6)
CIRCUIT (3/6)
P1
: HDMI/AUX/TUNER AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: CD/DVD AUDIO INPUT SIGNAL LINE
: CD/DVD VIDEO INPUT SIGNAL LINE
: +B SIGNAL LINE
: USB SIGNAL LINE
: VIDEO OUTPUT SIGNAL LINE
1
2
5
6
3
4
C0JBAB000986
DUAL INVERTER
IC3953
C3967
0.1
100K
R3900
27K
R3959
0.1
C3972
R3958
10K
LB3909
J0JHC0000045
C3971
0.1
0
R3956
R3955
51
C3970
1
1
C3968
2K
R3905
4.7K
R3906
R3907
2K
4.7K
R3904
S
D
G
Q3902
FK3503010L
S
D
G
Q3903
FK3503010L
DDC CLOCK SWITCH
DDC DATA SWITCH
0.01
C3955
K3904
0
10K
R3947
3
1
2
4
5
IC3952
C0CBCDC00063
+5V VOLTAGE REGULATOR
C3954
0.1
1
C3956
1Y
2Y
1A
2A
VCC
GND
IN
OUT
GND
VC
NOISE
BYPASS
BYPASS
GPIO34
DDCDAT
DDCCLK
PW_M+9V
PW_VDDP_HDMI
0.01
C3945
LB3906
J0JCC0000042
0
K3903
0
K3901
0
K3902
LB3903
LB3904
LB3905
J0JCC0000042
J0JCC0000042
J0JCC0000042
G3
G4
G1
G2
5
3
4
7
9
8
6
1
2
10
13
15
17
19
18
16
14
11
12
P3901
HDMI AV OUT
(ARC)
100K
R3950
CEC_IN_OUT
PW_VREF
R3903
10K
S
D
G
Q3904
FK3503010L
CEC SWITCH
220
R3942
10K
R3949
C3944
0.1
Q3901
B1ABDF000026
HOTPLUG SWITCH
10K
R3902
HOTPLUG
D2GND
FRAME
D1GND
CEC
CLK-
CLK-
D0GND
D1+
D1+
+5V
D0+
D0+
D0-
D0-
CLK+
CLK+
HOTPLG
CLKGND
CECGND
D2-
D2-
HDMISDA
HDMI_ARC
D2+
D2+
D1-
D1-
HDMISCL
R3957
0
CL3906
CL3905
91
17.3. Main Circuit
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 7
SA-XH70EE/GW MAIN CIRCUIT
3/8
4/8
7/8
2/8
6/8
8/8
1/8
5/8
TO MAIN
CIRCUIT (2/8)
TO MAIN
CIRCUIT (5/8)
CIRCUIT (5/8)
P1
: AUX/TUNER AUDIO INPUT SIGNAL LINE
: -B SIGNAL LINE
: +B SIGNAL LINE
: FM SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
DGND
AGND
R601
1K
R600
1K
0.1
C605
R605
220
R604
220
R606
1K
R658
2.2K
22P
C602
22P
C601
G2
G1
JK600
FM ANT
VA600
EZAEG2A50AX
LB600
J0JBC0000032
C600
1000P
0.1
C606
R602
4.7K
R603
4.7K
K301
0
L600
G1CR18JA0020
4
12
1
2
14
T1
17
19 18
16
15
20
3
13
THERMAL
PAD
5
11
10
8
9
7
6
VUEALLPT040
FM RADIO RECEIVER
IC600
C604
1
C603
1
X600
H0A327200097
R613
R614
K600
1K
1K
0
C607
100
C608
0.1
0
R631
0
K305
R633
0
0
R632
0
R630
TUN_INT
R615
47K
R616
47K
TUN-RCH
TUN-LCH
TUN_SCLK
TUN_SDIO
TUN_REST
R609
47K
R610
47K
RST
SEN
NC
RFGND
FMI
NC
AMI
GND
ROUT
RCLK
VIO
VDD
SCLK
SDIO
DFS
DCLK
GCGPO2
LOUT
DOUT
GCGPO1
0.018
C609
0.018
C610
PW_3.3VREF
6
8
9
7
2
1
4
5
3
10
CN202
TO uP DOWNLOADER
SYS5VGND
PW_SYS6V
0.01
C205
0.47
+3.3V VOLTAGE REGULATOR
RESET
CE
CE
DGND
EPM
EPM
RESET
TXD
TXD
CNVSS
CNVSS
BUSY
BUSY
CLOCK
CLOCK
VREF
RXD
RXD
C219
PW_3.3V_D
C214
0.47
LB201
0
LB200
0
3
1
2
4
5
IC202
C0DBGYY02930
NC
STBY
GND
VOUT
VIN
92
15
16
17
18
19
20
21
22
23
24
25
26
27
28
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 8
SA-XH70EE/GW MAIN CIRCUIT
3/8
4/8
7/8
2/8
6/8
8/8
1/8
5/8
TO MAIN
CIRCUIT (1/8)
CIRCUIT (1/8)
TO MAIN
CIRCUIT (3/8)
TO MAIN
CIRCUIT (6/8)
CIRCUIT (6/8)
P1
P1
A
TO
BACKEND CIRCUIT
(FP8101)
IN SCHEMATIC
DIAGRAM - 2
BACKEND CIRCUIT
(FP8101)
IN SCHEMATIC
DIAGRAM - 2
50
1
: AUX/TUNER AUDIO INPUT SIGNAL LINE
: -B SIGNAL LINE
: +B SIGNAL LINE
: FM SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
0.1
C400
16V10
C406
0.1
C407
C420
16V10
PWM_FL+
0.1
C421
PWM_FR+
PWM_CENT-
PWM_CENT+
PWM_SUBW-
VALID
PWM_SUBW+
PWM_FR-
PWM_FL-
0.1
C417
DAP_CLK
SRCK
LRCK
C412
0.1
C411
0.1
DAP_SDA
SDATA0
SDATA2
DMIX
R414
10K
SDATA1
47
48
44
45
40
41
36
33
35 34
38
39
37
43 42
46
1
62
63
58
57
60
61
59
64
53
50
49
52
51
55
56
54
8
7
9
4
6
5
23
24
21
18
19
17
20
22
16
12 13
10 11
15
14
2
3
31
29
30
32
27
28
25
26
IC401
C1AB00003610
0.1
C416
220
R401
0.1
C402
0.01
C453
DAP_RST
C408
16V10
PW_3.3V_D
PW_3.3V_DAP
DAP_PDN
1K
R436
R435
100
J0JBC0000014
L427
DAP_MUTE
3.3
R402
C451
15P
C452
15P
0.1
C405
0.1
C404
0.1
C403
220
C401
0.1
R400
16V10
C410
C409
1000P
0.01
C414
R495
100
PWM_SR-
PWM_SL-
MCLK
GND
PWM_SL+
PWM_SR+
MCLK
RESERVED
VR_PWM
[3] PLL_FLTM
VBGAP
/RESET
[17] VRD_DPLL
AVSS
/PDN
/MUTE
DVSS
DVDD
AVSS
AVSS_PLL
/HP_SEL
VRD_PLL
AVDD_PLL
PLL_FLTP
[1] VRA_PLL
XTL_IN
RESERVED
SCL
SDIN4
SCLK
LRCLK
[31] SDIN1
[32] PSVC
SDIN3
SDIN2
SDA
DVSS
VR_DIG
RESERVED
RESERVED
XTL_OUT
OSC_CAP
VALID
PWM_M_1
PWM_M_3
PWM_M_4
PWM_P_4
PWM_P_3
PWM_P_1
PWM_P_2
PWM_M_2
DIGITAL AUDIO PWM PROCESSOR
DVDD
DVSS
/BKND_ERR
DVSS
[2] PLL_FLT_RET
[50] PWM_P_7
DVSS_PWM
PWM_HPML
PWM_HPMR
PWM_HPPR
PWM_HPPL
DVDD_PWM
PWM_P_8
PWM_P_5
PWM_P_6
PWM_M_6
PWM_M_5
PWM_M_8
[49] PWM_M_7
R411
0
1M
R404
10P
C415
C413
8P
2
GND
3
1
4
GND
X400
H0J135500050
LRCK
0
R283
0
R284
0
R285
0
R282
SDATA2
CEC_IN_OUT
PW_3.3VREF
SDATA0
SDATA1
REV
AMUTE
0
K105
L291
L292
J0JBC0000015
J0JBC0000015
VBUS_EN
DVD_TX
DVD_RX
FWD
CLOSE_SW
OPEN_SW
USB_OC
AGND
K153
K155
K154
0
K158
K156
0
0
0
0
SRCK
DMIX
0
R286
0
R287
6
7
5
9
47
44
39
40
35
31
27
24
21
20
22
16
15
18
17
11
13
12
10
14
19
23
26
25
30
28
29
34
32
33
38
36
37
43
41
42
46
45
49
48
8
1
3
4
2
50
CN201
PW_SW5V_D
0
R272
0
L290
I2S_IN
0
R296
0
R295
VGND
MGND
PW_VREF
CEC IN/OUT
SPIDIF_SW
MCLK
DGND
DGND
M+9V
MGND
M+9V
DGND
MGND
RGB_H
ADGND
ADGND
DGND
LRCK
BICK
DGND
DGND
PW_9V
SDATA2
SDATA0
SDATA1
D+5V
D+5V
I2S_IN
D+5V
SDATA3
D+5V
TV_LIN
FUNC_SW
TV_RIN
D+5V
D+5V
D+5V
SPIDIF_OUT
DGND
ADGND
AMUTE
VBUS_EN
USB_OC
MIC_IN
CLOSE_SW
FWD
REV
UART_TX
OPEN SW
UART_RX
iPod_VIDEO
VGND
iPod_SW
SPDIF SW
8
6
5
7
4
2
1
3
8
6
5
7
4
2
1
3
8
6
5
7
4
2
1
3
D1H84704A024
RX401
8
6
5
7
4
2
1
3
8
6
5
7
4
2
1
3
D1H84704A024
RX404
D1H84704A024
RX405
D1H84704A024
RX402
D1H84704A024
RX403
TV_R
TV_L
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