Read Panasonic KX-TDA0470XJ / KX-TDA0470X Service Manual online
1 ABOUT LEAD FREE SOLDER (PbF: Pb free)
3
1.1.
SUGGESTED PbF SOLDER
3
1.2.
HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
4
2 FOR SERVICE TECHNICIANS
5
3 GENERAL DESCRIPTION
5
4 SPECIFICATION
5
5 NAMES AND LOCATIONS
6
5.1.
INSTALLING/REMOVING THE OPTIONAL SERVICE
CARDS
7
6 TROUBLESHOOTING GUIDE
10
6.1.
CARD START-UP CHECK (CHECK LED ON)
11
6.2.
POWER SUPPLY PROBLEM
14
6.3.
ERROR LOG
16
6.4.
ON-LINE COMMAND CHECK
18
7 BLOCK DIAGRAM
19
8 CIRCUIT OPERATIONS
20
8.1.
BRIEF DESCRIPTION OF BLOCKS
20
8.2.
IP-Engine
20
8.3.
ASIC BLOCK
21
8.4.
PBX INTERFACE BLOCK
22
8.5.
DSP BLOCK (SUB BOARD)
22
8.6.
POWER SUPPLY BLOCK
23
9 IC DATA
24
9.1.
IC100 (LPR) MAIN BOARD
24
9.2.
IC202 (ASIC)
26
9.3.
IC400 (CPU)
27
9.4.
IC202 SUB BOARD
31
10 HOW TO REPLACE A FLAT PACKAGE IC
34
10.1. PREPARATION
34
10.2. PROCEDURE
34
10.3. REMOVING SOLDER FROM BETWEEN PINS
34
11 TERMINAL GUIDE OF ICs, TRANSISTORS AND DIODES
35
12 CABINET AND ELECTRICAL PARTS LOCATION
36
13 ACCESSORIES AND PACKING MATERIALS
37
14 REPLACEMENT PARTS LIST
38
14.1. CABINET AND ELECTRICAL PARTS LOCATI
38
14.2. ACCESSORIES AND PACKING MATERIALS
38
14.3. MAIN BOARD PARTS
38
14.4. SUB BOARD PARTS
43
15 FOR SCHEMATIC DIAGRAM
46
16 SCHEMATIC DIAGRAM
48
16.1. MAIN No.1-CPU-SH1 and Memory Block
48
16.2. MAIN No.2-ASIC Block
52
16.3. MAIN No.3 DPRAM and PCC FPGA Block
56
16.4. MAIN No.4-CPU-SH7750R Block
60
16.5. MAIN No.5-Flash and SDRAM Block
64
16.6. MAIN No.6-ICE and OPTION Interface Block
66
16.7. MAIN No.7-Power Supply Block
70
16.8. WAVEFORM
71
16.9. SUB No.1-IP EXT16
72
16.10. SUB No.2-IP EXT16
76
17 PRINTED CIRCUIT BOARD
80
17.1. MAIN BOARD
80
17.2. SUB BOARD
82
CONTENTS
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KX-TDA0470XJ / KX-TDA0470X
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