Ref. No.
Part No.
Part Name & Description
Remarks
PCB200
PQLP10233Z
RF BLOCK
23.2.4. ACCESSORIES AND PACKING MATERIALS
Ref. No.
Part No.
Part Name & Description
Remarks
A1
PQLV1Z
AC ADAPTOR
A2
PQJA10075Z
TEL CORD
A3
PQKE10097Z1
HANDSET HOLDER
S
A4
PQKE10098Z1
BELT CLIP
S
A5
PQKL10035Z1
WALL MOUNT
S
A6
PQHG10592Z
CUSHION RUBBER
A7
PQQW12272Z
QUICK GUIDE (for English)
A8
PQQW12273Z
QUICK GUIDE (for Spanish)
A9
PQQX12790Z
INSTRUCTION BOOK
A10
PQQW12298Z
LEAFLET HS
A11
PQJA10088Z
TEL CORD
P1
PQPH89Y
PROTECTION COVER
(for Base Unit)
P2
XZB10X35A02
PROTECTION COVER
(for Handset)
P3
PQPK13170Z
GIFT BOX
24. FOR SCHEMATIC DIAGRAM
24.1. Base Unit (
SCHEMATIC DIAGRAM (Base Unit)
)
Notes:
1. DC voltage measurements are taken with voltmeter from the
negative voltage line.
This schematic diagram may be modified at any time with the development of new technology.
24.2. Handset (
SCHEMATIC DIAGRAM (Handset)
)
Notes:
1. DC voltage measurements are taken with an oscilloscope or a
tester with a ground.
2. The schematic diagrams and circuit board may be modified at any
time with the development of new technology.
85
Summary of Contents for KX-TC1881B
Page 3: ...2 LOCATION OF CONTROLS Base unit 3 ...
Page 4: ... Handset 4 ...
Page 6: ...6 ...
Page 7: ...7 ...
Page 8: ...4 CONNECTIONS 8 ...
Page 11: ...5 OPERATIONS 5 1 Making Calls 5 1 1 With the Handset 11 ...
Page 12: ...12 ...
Page 13: ...13 ...
Page 14: ...5 1 2 With the Base Unit DIgital Duplex Speakerphone 14 ...
Page 15: ...15 ...
Page 16: ...5 2 Answering Calls 16 ...
Page 17: ...5 2 1 With the Handset 5 2 2 With the Base Unit 17 ...
Page 18: ...6 DISASSEMBLY INSTRUCTIONS 18 ...
Page 20: ...7 ASSEMBLY INSTRUCTIONS 7 1 Assembly the LCD to P C Board Handset 7 2 Replace the RF unit 20 ...
Page 23: ...8 1 Check Power 8 2 Check Sp phone Voice Transmission 8 3 Check Sp phone Voice Reception 23 ...
Page 24: ...8 4 Check Battery Charge 24 ...
Page 31: ...8 7 Check Handset Voice Transmission 31 ...
Page 33: ...NOTE When checking the RF UNIT Refet to Check the RF Unit 8 9 Check Call ID 33 ...
Page 34: ...9 TEST MODE AND ADJUSTMENT 9 1 Test mode flow chart for Base Unit 34 ...
Page 40: ...10 5 EXPLANATION OF BBIC DATA COMMUNICATION 10 5 1 Calling 40 ...
Page 41: ...10 5 2 To Terminate Communication 10 5 3 Ringing 10 5 4 ID Change 41 ...
Page 42: ...11 TERMINAL GUIDE OF IC S TRANSISTORS AND DIODES 11 1 Base Unit 11 2 Handset 42 ...
Page 43: ...12 BLOCK DIAGRAM Base Unit 12 1 Power Supply 12 2 DSP Control 43 ...
Page 58: ...14 BLOCK DIAGRAM Handset 15 CIRCUIT OPERATION Handset 58 ...
Page 62: ...17 CPU DATA Handset 17 1 IC201 62 ...
Page 63: ...18 EXPLANATION OF IC TERMINALS RF Unit 18 1 IC101 63 ...
Page 64: ...64 ...
Page 67: ...20 CABINET AND ELECTRICAL PARTS Base Unit 67 ...
Page 68: ...21 CABINET AND ELECTRICAL PARTS Handset 68 ...
Page 69: ...22 ACCESSORIES AND PACKING MATERIALS 69 ...
Page 88: ...ANT GND ANT VC101 ...
Page 89: ...TEST 10ch 1ch ...
Page 93: ...HANDSET COMPONENT VIEW ANT GND 100 MIC MIC TEST PULL UP 10 10 ANT VC101 SP SP ...
Page 95: ...TX RX IC101 ...