Read Panasonic SA-PTX50EE / SC-PTX50EE Service Manual online
Main unit SA-PTX50EE
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GENERAL
Power Supply:
AC 230 V, 50 Hz
Power Consumption:
This unit 50 W
Power Consumption in Standby Mode:
approx. 0.3 W
Dimensions (W×H×D):
325 mm×87 mm×320 mm
Mass:
This unit 3.5 kg
Operating Temperature Range:
+0 °C to +40 °C
Operating Humidity Range:
35 % to 80 % RH (no
condensation)
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AMPLIFIER SECTION
RMS Output Power: Dolby Virtual Speaker Mode
Front Ch:
45 W per channel (6
Ω
), 1 kHz, 10% THD
Subwoofer Ch:
50 W per channel (6
Ω
), 100 Hz, 10% THD
Total RMS Dolby Virtual Speaker mode power:
140 W
DIN Output Power: Dolby Virtual Speaker Mode
Front Ch:
25 W per channel (6
Ω
), 1 kHz, 1% THD
Subwoofer Ch:
30 W per channel (6
Ω
), 100 Hz, 1% THD
Total DIN Dolby Virtual Speaker mode power:
SA-PTX50EE
Colour
(K).......................Black Type
80 W
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FM TUNER, TERMINALS SECTION
Preset Memory
FM 30 stations
Frequency Modulation (FM)
Frequency range
87.50-108.00 MHz (50-kHz
step)
Antenna terminals
75
Ω
(unbalanced)
Digital Audio Input/Output
Optical digital input
Optical terminal
Sampling frequency
32 kHz, 44.1 kHz, 48 kHz
Optical digital output
Optical terminal
Phone Jack
Terminal
Stereo, 3.5 mm jack
Music Port (Front)
Sensitivity
100 mV, 1.4k
Ω
Terminal (Input)
Stereo, 3.5 mm jack
USB Port
USB standard
USB 2.0 full speed
Media file format support
MP3 (*.mp3)
WMA (*.wma)
JPEG (*.jpg) (*.jpeg)
MPEG4 (*.asf)
USB device file system
FAT12, FAT16, FAT32
USB Port power
Max. 500 mA
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DISC SECTION
Discs played [8 cm or 12 cm]:
DVD Home Theater Sound System
Specifications
ORDER NO. MD0806024CE
(1) DVD [DVD-Video, DVD-Audio, DivX (*5, *6)]
(2) DVD-RAM [DVD-VR, MP3 (*2, *5), JPEG (*4, *5), MPEG4
(*5, *7), DivX (*5, *6)]
(3) DVD-R [DVD-Video, DVD-VR, MP3 (*2, *5), JPEG (*4, *5),
MPEG4 (*5, *7), DivX (*5, *6)]
(4) DVD-R DL [DVD-Video, DVD-VR]
(5) DVD-RW [DVD-Video, DVD-VR, MP3 (*2, *5), JPEG (*4, *5),
MPEG4 (*5, *7), DivX (*5, *6)]
(6) +R/+RW (Video)
(7) +R DL (Video)
(8) CD, CD-R/RW [CD-DA, Video CD, SVCD (*1), MP3 (*2, *5),
WMA (*3, *5), JPEG (*4, *5), MPEG4 (*5, *7), DivX (*5, *6)
HighMAT Level 2 (Audio and Image)]
HighMAT Level 2 (Audio and Image)]
*1 Conforming to IEC62107
*2 MPEG-1 Layer 3, MPEG-2 Layer 3
*3 Windows Media Audio Ver.9.0 L3
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Not compatible with Multiple Bit Rate (MBR)
*4 Exif Ver 2.1 JPEG Baseline files
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Picture resolution: between 160 x 120 and 6144 x 4096
pixels (Sub sampling is 4:0:0, 4:2:0, 4:2:2 or 4:4:4).
Extremely long and narrow pictures may not be displayed.
Extremely long and narrow pictures may not be displayed.
*5 The total combined maximum number of recognizable audio,
picture and video contents and groups: 4000 audio, picture
and video contents and 400 groups.
and video contents and 400 groups.
*6 Plays all versions of DivX® video (including DivX
®
6) with
standard playback of DivX® media files. Certified to the DivX
Home Theater Profile.
Home Theater Profile.
*7 MPEG4 data recorded with the Panasonic SD multi cameras
or DVD video recorders.
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Conforming to SD VIDEO specifications (ASF standard)/
MPEG4 (Simple Profile) video system/G.726 audio system.
Pick Up
Wavelength (DVD/CD):
662/785 nm
Laser power (DVD/CD):
CLASS 1/CLASS 1M
Audio output (Disc)
Number of Channels:
2.1 ch (FL, FR SW)
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VIDEO SECTION
Video system:
PAL625/50, PAL525/60, NTSC
Composite video output
Output level:
1 Vp-p (75
Ω
)
Terminal:
Pin jack (1 system)
S-video output
Y output level:
1 Vp-p (75
Ω
)
C output level:
PAL; 0.3 Vp-p (75
Ω
)
NTSC; 0.286 Vp-p (75
Ω
)
Component Video Output
Y output level:
1 Vp-p (75
Ω
)
PB output level:
0.7 Vp-p (75
Ω
)
PR output level:
0.7 Vp-p (75
Ω
)
Terminal:
Pin jack (Y: green, PB: blue,
PR: red) (1 system)
HDMI AV output
Terminal:
19pin type A connector
HDAVI Control:
This unit supports “HDAVI Control 2” function.
Note:
1.
Specifications are subject to change without notice.
Mass and dimensions are approximate.
2.
Total harmonic distortion is measured by the digital spectrum
analyzer.
analyzer.
Solder:
This model uses lead free solder (PbF).
Mechanism:
This model uses DL2 changer mechanism (DVD/CD changer
mechanism).
mechanism).
Refer to the respective original service manuals for *1.
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SA-PTX50EE
3
SA-PTX50EE
1
Safety Precautions
6
1.1.
GENERAL GUIDELINES
6
1.2.
Before Repair and Adjustment
6
1.3.
Protection Circuitry
6
1.4.
Safety Parts Information
7
2
Prevention of Electrostatic Discharge (ESD) to
Electrostatically Sensitive (ES) Devices
8
3
Precaution of Laser Diode
9
4
About Lead Free Solder (PbF)
10
4.1.
Service caution based on legal restrictions
10
5
Handling Precautions for Traverse Unit
11
5.1.
Cautions to Be Taken in Handling the Optical Pickup Unit
11
5.2.
Grounding for electrostatic breakdown prevention
11
6
Accessories
13
7
Operation Procedures
14
7.1.
Remote Control Key Buttons Operations
14
7.2.
Main Unit Key Buttons Operations
15
7.3.
Using the VIERA Link “HDAVI Control™”
16
7.4.
Using the Music Port
18
7.5.
Using the iPod
19
7.6.
USB Connection and Operation
20
7.7.
Audio and Video Connection
21
7.8.
Disc Information
22
8
Self-Diagnosis and Special Mode Setting
24
8.1.
Service Mode Summary Table
24
8.2.
Service Mode Table
24
8.3.
DVD Self Diagnostic Function-Error Code
32
8.4.
Sales Demonstration Lock Function
35
8.5.
Service Precautions
36
9
Assembling and Disassembling
37
9.1.
Disassembly Flow Chart
39
9.2.
Main Components and P.C.B. Locations
40
9.3.
Disassembly of Top Panel
41
9.4.
Disassembly of Top Chassis Unit
41
9.5.
Disassembly of Front Panel
42
9.6.
Disassembly of Panel P.C.B.
43
9.7.
Disassembly of USB P.C.B.
44
9.8.
Disassembly of Surround Switch P.C.B.
45
9.9.
Disassembly of Power Switch P.C.B.
45
9.10. Disassembly of Headphone P.C.B.
45
9.11. Disassembly of Input-Output P.C.B.
45
9.12. Disassembly of D-Port P.C.B.
46
9.13. Disassembly of DVD Mechanism Unit
47
9.14. Disassembly of Relay P.C.B.
48
9.15. Disassembly of Regulator P.C.B.
48
9.16. Disassembly of DSP P.C.B.
48
9.17. Disassembly of Rear Panel
49
9.18. Disassembly of Main P.C.B
50
9.19. Replacement of Digital Amp IC (IC317)
50
9.20. Disassembly of SMPS & AC-Inlet P.C.B.
51
9.21. Replacement of Regulator IC (IC706)
52
9.22. Replacement of Regulator Transistor/Diode (Q704/D700)
52
9.23. Replacement of Regulator Diode (D702)
53
9.24. Replacement of Regulator Diode (D704)
53
9.25. Disassembly of Stand
54
9.26. Disassembly of DVD Module P.C.B
54
10 Assembly and Disassembly of DVD Mechanism Unit
56
10.1. Disassembly Procedure
56
11 Service Fixture and Tools
61
12 Service Positions
62
12.1. Checking & Repairing Panel P.C.B.
62
12.2. Checking & Repairing Headphone P.C.B.
62
12.3. Checking & Repairing SMPS P.C.B.
63
12.4. Checking & Repairing Regulator P.C.B.
63
12.5. Checking & Repairing DVD Module P.C.B.
64
12.6. Checking & Repairing Input-Output P.C.B.
66
12.7. Checking & Repairing Main P.C.B.
68
12.8. Checking & Repairing DSP P.C.B.
69
13 Measurements and Adjustments
71
13.1. Service Tools and Equipment
71
13.2. Important points in adjustment
71
13.3. Storing and handling of test discs
71
13.4. Optical adjustment
72
14 Abbreviations
74
15 Voltage and Waveform Chart
76
15.1. DVD Module P.C.B.
76
15.2. DSP P.C.B.
78
15.3. Main P.C.B.
80
15.4. Input-output P.C.B.
82
15.5. Panel, Regulator, Headphone & Tray loading P.C.B.
83
15.6. SMPS P.C.B.
83
15.7. Waveform Chart
84
16 Illustration of IC’s, Transistors and Diodes
87
17 Wiring Connection Diagram
89
18 Block Diagram
91
18.1. System Control
91
18.2. DVD (Servo)
92
18.3. DVD (Audio)
93
CONTENTS
Page
Page
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SA-PTX50EE