Read Panasonic KX-T7735RU / KX-T7735RUPP (serv.man2) Service Manual online
1 ABOUT LEAD FREE SOLDER (PbF: Pb free)
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1.1.
SUGGESTED PbF SOLDER
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1.2.
HOW TO RECOGNIZE THAT Pb FREE SOLDER IS
USED
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2 FOR SERVICE TECHNICIANS
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3 SPECIFICATIONS
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4 LOCATION OF CONTROLS
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5 CONNECTION
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6 DISASSEMBLY INSTRUCTIONS
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7 BLOCK DIAGRAM
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8 CIRCUIT OPERATIONS
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8.1.
KEY INPUT CONTROL CIRCUIT
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8.2.
LED CIRCUIT
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8.3.
DATA COMMUNICATION CIRCUIT
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8.4.
TONE GENERATION CIRCUIT
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8.5.
HANDSET CIRCUIT
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8.6.
SPEAKERPHONE CIRCUIT
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9 TROUBLESHOOTING GUIDE
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9.1.
NO OPERATION
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9.2.
HANDSET TROUBLE
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9.3.
SPEAKER-PHONE TROUBLE
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9.4.
TONE DIAL TROUBLE
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9.5.
THE ELECTRONIC VOLUME OF THE SPEAKER-PHONE
DOES NOT WORK
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9.6.
THE ELECTRONIC VOLUME OF HANDSET DOES NOT
WORK
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10 IC DATA
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11 TERMINAL GUIDE OF ICS, TRANSISTORS AND DIODES
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12 HOW TO REPLACE A FLAT PACKAGE IC
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12.1. PREPARATION
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12.2. REMOVAL PROCEDURE
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12.3. INSTALLATION PROCEDURE
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12.4. REMOVING SOLDER FROM BETWEEN PINS
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13 CABINET AND ELECTRICAL PARTS LOCATION
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14 ACCESSORIES AND PACKING MATERIALS
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15 REPLACEMENT PARTS LIST
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15.1. CABINET AND ELECTRICAL PARTS
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15.2. ACCESSORIES AND PACKING MATERIALS
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15.3. MAIN BOARD PARTS
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16 FOR THE SCHEMATIC DIAGRAM
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17 SCHEMATIC DIAGRAM
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18 PRINTED CIRCUIT BOARD (MAIN BOARD)
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18.1. COMPONENT VIEW
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18.2. BOTTOM VIEW
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CONTENTS
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KX-T7735RU-B
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