DOWNLOAD Panasonic SA-XH175EE / SA-XH175GS / SC-XH175EE Service Manual ↓ Size: 8.27 MB | Pages: 127 in PDF or view online for FREE

Model
SA-XH175EE SA-XH175GS SC-XH175EE
Pages
127
Size
8.27 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / DVD HOME THEATER SOUND SYSTEM
File
sa-xh175ee-sa-xh175gs-sc-xh175ee.pdf
Date
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125
19.1.8.
SMPS P.C.B.
19.1.9.
Mic P.C.B.
REF NO.
MODE
1
2
3
4
5
6
7
POWER ON 164.8
0
0
19.1
0
1.4
0
STANDBY 164.8
0
0
19.1
0
1.4
0
REF NO.
MODE
1
2
3
4
5
6
7
8
POWER ON 5.9
1.0
2.3 11.0 164.2
0
0
0
STANDBY
5.9
1.0
2.3 11.0 164.2
0
0
0
REF NO.
MODE
A
K
R
POWER ON
0
2.0 12.0
STANDBY
0
2.0 12.0
REF NO.
MODE
A
K
R
POWER ON
0
2.8
3.0
STANDBY
0
2.8
3.0
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
POWER ON 7.3
8.5
7.6
0
3.0
4.5
0
19.1 4.5
0
3.8
2.0
0
0
0
STANDBY
7.4
8.6
7.7
0
3.0
4.5
0
19.1 4.5
0
3.9
2.0
0
0
0
REF NO.
MODE
E
C
B
POWER ON
0
3.3
0.7
STANDBY
0
3.3
0.7
QR5901
SA-XH175EE/GS SMPS P.C.B.
Q5720
Q5898
Q5901
Q5902
QR5862
IC5701
IC5900
IC5799
IC5802
REF NO.
MODE
1
2
3
4
5
6
7
8
CD PLAY
3.0
3.0
0
-6.7
0
3.0
3.0
6.8
STANDBY
3.0
3.0
0
-6.7
0
3.0
3.0
6.8
REF NO.
MODE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CD PLAY
5.2
2.6
0
0
2.7
2.6
0.6
0.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
STANDBY
5.2
2.6
0
0
2.7
2.6
0.6
0.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
CD PLAY
0
2.5
5.1
0
2.5
5.1
0
2.5
5.1
5.2
7.0
5.0
STANDBY
0
2.5
5.1
0
2.5
5.1
0
2.5
5.1
2.0
7.0
5.0
SA-XH175EE/GS MIC P.C.B.
IC7000
IC7100
Q7100
Q7101
Q7102
Q7103
126
19.1.10. Waveform Table
WF No. IC2300-11 (PLAY)
3Vp-p(50nsec/div)
WF No. IC2300-13 (PLAY)
2Vp-p(50nsec/div)
WF No. IC52-2,15,16 (PLAY)
0.4Vp-p(200usec/div)
WF No. IC5100-6,7,12,13 (PLAY)
4.8Vp-p(1usec/div)
WF No. IC5100-27,31,36,
                          39 (PLAY)
68Vp-p(1usec/div)
WF No. IC5200-6,7,12,13 (PLAY)
4.8Vp-p(1usec/div)
WF No. IC5301-19 (PLAY)
2Vp-p(20nsec/div)
WF No. IC5301-20 (PLAY)
1Vp-p(20nsec/div)
WF No. IC5301-29,31 (PLAY)
3.2Vp-p(5usec/div)
WF No. IC5200-27,31,36,
                          39 (PLAY)
68Vp-p(1usec/div)
WF No. IC5300-6,7,12,13 (PLAY)
4.8Vp-p(1usec/div)
WF No. IC5300-27,31,36,
                          39 (PLAY)
76Vp-p(1usec/div)
WF No. IC5301-40,41,42,43,44,45,
                          46,47,49,50,51,52
                          (PLAY)
6Vp-p(1usec/div)
WF No. IC6001-5 (PLAY)
1.25Vp-p(2usec/div)
WF No. IC8001-111,112 (PLAY)
2Vp-p(20nsec/div)
WF No. IC8001-36,42 (PLAY)
4.8Vp-p(2usec/div)
WF No. IC8001-63 (PLAY)
1.25Vp-p(50usec/div)
WF No. IC8001-102 (PLAY)
5Vp-p(1usec/div)
127
19.2. Illustration of ICs, Transistor and Diode
No.1
No.1
8
4
5
7
1
2
3
1
2 8
1 5
1 4
B
C
E
1
3
2
E
C
B
Anode
Anode
Anode
Cathode
A
Ca
Cathode
Anode
1
4
6
2
3
5
E
B
C
2
1
3
Ca
A
Ca
A
Ca
A
Anode
Cathode
A
Ca
Cathode
Anode
1
4
2
5
3
1
2
3
No.1
Anode
Cathode
A
Ca
Cathode
Anode
A
Ca
Cathode
Anode
1
4
6
2
3
5
A
Ca
Cathode
Anode
1
2
3
4
5
1
4
5
2
3
1
8
4
5
No.1
G
D
S
4
5
3
1
2
A
Ca
Cathode
Anode
Cathode
Anode
A
Ca
RFKWMXH170EB
(100P)
C0HBB0000057 (44P)
C1AB00003860 (128)
C1AB00003477 (128)
C1AB00003610 (64P)
C0CBCDC00063
MIP2F20MSSCF
C0DABYY00011
C0JBAR000433
C1AB00003568 (20P)
C0ABBA000168 (8P)
C0ABBB000189 (8P)
B1BABK000001
B1BAAJ000003
B0FBAR000043
C0DBEYY00215
C0JBAB000986
B1DGDC000002
FK3503010L
B3ABA0000187
B1ABEB000002
B1ABCF000176
B1ABCF000231
B1ADNB000003
B1ABRD000003
B1ADCE000012
B1GBCFGG0030
B1GBCFNN0038
B1ADCE000022
B1ADGB000008
B1GBCFLL0037
B1ABDF000026
B1GBCFJJ0041
C0DBEYY00070
C0EBE0000504
C3FBNY000297 (8P)
C1AB00003582 (44P)
C0DBAYY00729 (20P)
C3EBFC000042 (8P)
C0DBEYY00175 (8P)
C3ABPG000163 (54P)
C0DBZYY00417 (8P)
C1AB00002773 (16P)
C0DBFYY00166
C5HACYY00008
C0GBY0000117
B0HFRJ000012
B0ZAZ0000089
DZ2J051L0L
DZ2J030M0L
DZ2J02400L
DZ2J062M0L
DZ2J24000L
DZ2J30000L
DZ2J360M0L
DZ2J100M0L
DZ2J068M0L
DZ2J091M0L
DZ2J110M0L
DZ2J15000L
DZ2J200M0L
B0EAMM000057
B0EAKM000117
B0HBSM000056
B1BACD000018
B0ECKP000062
B0JCPG000028
B0JCMD000010
B0ECET000006
B0ECFR000003
DA2J10100L
B0BC5R1A0266
DB2S31100L
DA3X101F0L
DA3X103E0L
128
19.3. Terminal Function of ICs
19.3.1.
IC2300 (RFKWMXH170EB): IC
MICROPROCESSOR
Pin No.
Terminal Name I/O
Function
1
CLOSE_SW
I Close Switch for Mechanism
2
FAN_DA
O Fan Digital to analog control
3
RMT
I Remote Control Signal
4
ECHO_LVL1
O Echo Level Control 1
5
ECHO_LVL2
O Echo Level Control 2
6
BYTE
- External data bus width select input
7
CNVSS
- Micon Programming-Processor / Sin-
gle Chip Mode
8
XCIN(32K)
- No Connection
9
XCOUT(32K)
- No Connection
10
RESET
I Microp Reset Signal
11
XOUT
O Clock Out (10MHz)
12
VSS
- GND
13
XIN
I Clock In
14
VCC
- VCC +3.3V
15
CEC_IN/OUT
I/O CEC I/O 
16
TUN_GPIO
O Tuner Interrupt / General Purpose IO
17
SYNC
I AC Sync Signal
18
FX_INT
- No Connection
19
NC
- No Connection
20
TUN_SDIO
O Tuner I2C Data
21
TUN_RST
I Tuner Reset Signal
22
TUN_SCLK
O Tuner Serial Clock
23
LED_CTRL
O Power On LED control
24
FLD_DAT
O FL Display Data Out Signal
25
FLD_CLK
O FL Display Clock Signal
26
FLD_STB
O FL Display Strobe Signal
27
MICROP_RX
I Micro P UART Receive
28
MICROP_TX
O Micro P UART Transmit
29
DBG_TX
I UART TX for Debug
30
DBG_RX
O UART RX for Debug
31
SCLK
O Clock Signal for Flash Writing
32
DAP_MUTE
O Master mute for DAP
33
EDA
O I2C EEPROM data
34
ECK
O I2C EEPROM clock
35
NC
- No Connection
36
FWD
O Forward control for mechanism
37
REV
O Reverse control for mechanism
38
AMUTE
O Audio Muting
39
EPM
- For Downloading Purpose
40
FX_BUNDLE_C
S
- Chip Select for Wireless (DGND)
41
FX_DET
- No Connection
42
FX_DI
- No Connection
43
FX_SCS
- No Connection
44
CE
I For Downloading Purpose (with pull
up)
45
FX_DO
- No Connection
46
FX_CLK
- No Connection
47
iPod_VIDEO_S
EL
- No Connection
48
PCONT
O System Power Control
49
RGB_H
I/O Blanking Signal for SCART
50
VMUTE 2
O Video Muting
51
VBUS_EN
O USB Vbus Supply Enable
52
iPod_USB_OC
O USB Over-Current Protection
53
iPod_USB_SEL
- No Connection
54
NC
- No Connection
55
DCDET1
I Power Supply Failure Detection (F76)
56
DCDET2
I D-Amp and Fan Failure Detection
(F61)
57
DSP_CLIP
- DSP Clip
58
DSP_IRQ
- DSP Interupt Request
59
NC
- No Connection
60
VCC
- +3.3V System  Supply 
61
ECO_CTRL
O Control Voltage Supply of D-AMP for
Eco Mode
62
VSS
- System Ground 
63
iPod VIDEO
DET
- No Connection
64
RSTB
O ADC Reset
65
NC
- No Connection
66
WIDE1
- No Connection
67
BATT_PCONT
- No Connection
68
iPod_OC
- No Connection
69
iPod_DET
- No Connection
70
MIC LVL 1
- No Connection
71
WL_OFF_SW
- No Connection
72
MIC LVL 2
- No Connection
73
VOL 0
O For Energy Star (FL Power Control)
74
MIC LVL 3
- No Connection
75
DAP_DAT
O DAP/DSP data
76
DAP_CLK
O DAP/DSP clock
77
DSP_RESET
- No Connection
78
DSP_MUTE
- No Connection
79
DAP_RST
O DAP Reset
80
NC
- No Connection
81
VALID
O DAP valid
82
NC
- No Connection
83
MPORT_SW
- No Connection
84
MIC_SW
- No Connection
85
NC
- No Connection
86
DES3
I Model Series 2
87
NC
- No connection
88
FAN_AD
I Fan analog to digital control
89
KEY 2
I Keyline 2
90
KEY1
I Keyline 1: 1st key is POWER During
STOP mode; act as KI0 After wake
up; act as AN4
91
SEL_A
- No Connection
92
SEL_B
- No Connection
93
DES2
I Model Series 1
94
AVSS
- Analog GND 
95
DES1
- Model Number
96
VREF
- Voltage Reference +3.3V
97
AVCC
- Analog +3.3V Supply
98
ECHO_MUTE
O Bypass Echo Circuit 
99
SPDIF SW
O Selector control for D-IN/ARC
100
OPEN_SW
I Open Switch for Mechanism
Pin No.
Terminal Name I/O
Function
Page of 127
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