Panasonic SA-AK750EG Manuals

Manuals and User Guides for Panasonic SA-AK750EG. We have 1 Panasonic SA-AK750EG manual available for free PDF download: Service Manual

Panasonic SA-AK750EG Service Manual (106 pages)

Brand: Panasonic | Category: Stereo System | Size: 12.09 MB

Table of Contents
2
Safety Precautions
4
General Guidelines
4
Caution for AC Mains Lead
5
Before Repair and Adjustment
5
Protection Circuitry
6
Safety Part Information
6
Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices
7
Handling Precautions for Traverse Deck
8
Precaution of Laser Diode
10
Warning
11
Service Caution Based on Legal Restrictions
11
Accessories
12
Operating Procedures
13
Main Unit Key Buttons Operations
13
Remote Control Key Buttons Operations
13
New Features
15
Using the Music Port
15
Connecting and Playing a USB Mass Storage Class Device
16
Self Diagnosis and Special Mode Setting
17
Service Mode Summary Table
17
Special Mode Table
17
Reliability Test Mode (CRS1 Mechanism)
20
Error Code Table Display
21
Assembling and Disassembling
25
Caution
25
Disassembly Flow Chart
26
Main Parts Location
27
Disassembly of Top Cabinet
28
Disassembly of CD Changer Unit (CRS1)
28
Disassembly of Rear Panel
29
Disassembly of Main P.C.B
31
Disassembly of Transformer P.C.B
31
Disassembly of Power P.C.B
32
Follow the (Step 1) - (Step 5) of Item
32
Follow the (Step 1) - (Step 4) of Item
32
Disassembly of Front Panel Unit
33
Step 1 Detach FFC Cables (CN2803, CN2806 & CN3200) at Main P.C.B
33
Disassembly for Panel P.C.B
34
Follow the (Step 1) - (Step 4) of Item
34
Disassembly of Tact Switch P.C.B
35
Disassembly of USB P.C.B
35
Follow the (Step 1) - (Step 4) of Item
35
Disassembly of Deck Mechanism Unit
36
Disassembly of Deck P.C.B
36
Disassembly of Traverse Unit
37
Disassembly for Deck Mechanism
38
Disassembly of Deck Mechanism P.C.B
41
Disassembly of Cassette Lid
42
Rectification for Tape Jam Problem
42
Service Fixture and Tools
44
Service Positions
44
Checking and Repairing of Main P.C.B
44
Checking and Repairing of Transformer P.C.B
45
Checking and Repairing of Panel, Deck & Deck Mechanism P.C.B
45
Checking and Repairing of Power P.C.B
46
Procedure for Checking Operation of Individual Parts of Deck Mechanism Unit
47
Operation Check with Cassette Tape
47
Operation Check Without Cassette Tape
47
Measurement and Adjustments
49
Cassette Deck Section
49
Voltage and Waveform Chart
51
Usb P.C.b
51
CD Servo P.C.B
51
Power P.C.B. & Transformer P.C.B
52
Panel P.C.B
52
Main P.C.B
53
Deck P.C.B
54
Waveform Chart
54
Wiring Connection Diagram
55
Block Diagram
57
CD Servo Diagram
57
Deck/ Deck Mechanism Diagram
58
Main Diagram
59
Panel Diagram
61
Power Diagram
62
USB/ Transformer Diagram
63
Notes of Schematic Diagram
65
A) CD Servo Circuit
67
B) Main Circuit
68
C) Panel Circuit
72
D) Sub Panel Circuit & (G) Deck Mechanism Circuit
73
E) Power Circuit
74
F) Deck Circuit
76
H) Transformer Circuit
77
I) USB Circuit
78
Printed Circuit Board
79
B) Main P.C.B
81
C) Panel P.C.B
82
D) Sub Panel P.C.B. & (I) USB P.C.B. (Side a & B)
83
E) Power P.C.B. 20.6. (H) Transformer P.C.B
84
Illustration of Ics, Transistors and Diodes
87
Terminal Function of IC's
88
IC7001 (MN6627954MA) Servo Processor,Digital Signal Processor/Digital Filter and D/A Converter
88
IC7002 (BA5948FPE2) IC 4CH Drive
89
IC2801 (C2CBYY000423) System Microprocessor
89
Exploded Views
91
Cabinet Parts Location
91
Deck Mechanism Parts Location (RAA4403-S)
93
Packaging
94
Replacement Parts List
95

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Panasonic SA-AK750EG Service Manual (106 pages)

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