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X1

3.58M

R31

15K

NC

JP11

C3

R5

2.2K

C5

0.012

330

R10

C22

16V10

50V1

C6

0

R47

R6

5.6K

12P

C30

R38

6.3V 22

C9

NC

JP12

R43

JP13

0

100K

R26

1 LS

2 MFL

3 R0

4 VDD

5 AGND

6 STB

7 CI

8 M0

9 LLC

VS.VSS

A

10 HS/DP

11 OSC

12 MODE

13 C4

14 C3

15 C2

16 C1

17 R4

18 R3

19 R2

20 R1

21 FCI

22 LED

23 M1

24 M2

25 CS

26 VSS

27 L1

28 R1

AL 100ms

JP24

JP27

0

AL

JP26

D9

AL T

one82ms

JP28

JP15

20pps33%

JP16

20pps40%

S2

(TP_SWITCH)

2

3

1

JP17

(10pps)

JP23

0

10pps40%

JP14

10pps33%

D8

AL 600ms

JP25

R37

6.8K

R32

CN1

1

C4

2

C3

3

C2

4

C1

5

R4

6

R3

7

R2

8

R1

9

Flash

10

row5

11

row7

12

row8

JP18

T

one82ms

JP19

T

one116mS

D11

D10

FLT1

FLT2

D15

D16

JP21

270ms

JP20

100ms

JP22

600ms

C24

NC

L3

0

R16

220K

6.3V2200

C34

TONE

PULSE

IC1

(10)

(12)

(11)

(9)

(5)

(4)

(3)

(2)

(1)

(8)

(7)

(6)

KX-TS550 SCHEMATIC DIAGRAM

8

KX-TS550LXB / KX-TS550LXW

Summary of Contents for KX-TS550LXB

Page 1: ...nd distribution is a violation of law KX TS550LXB KX TS550LXW Integrated Telephone System Black Version White Version for Latin America 3 2 SCHEMATIC DIAGRAM Changed from original section 19 SCHEMATIC DIAGRAM 7 3 3 Main Component View Changed from original section 20 1 Main Component View 9 3 4 Main Flow Solder Side View Changed from original section 20 2 Main Flow Solder Side View 10 Telephone Eq...

Page 2: ...1 CHANGES for RoHS 1 1 SUBJECT 2 KX TS550LXB KX TS550LXW ...

Page 3: ...2 REPLACEMENT PARTS LIST 2 1 REFERENCE CHART 3 KX TS550LXB KX TS550LXW ...

Page 4: ...2 2 ORIGINAL AND NEW PARTS COMPARISON LISTS Change of the Suffix Code Base Unit Serial No Label tells you the suffix code as follows 4 KX TS550LXB KX TS550LXW ...

Page 5: ...RJ3GEYJ823 Resistor 82kΩ 3 0 a 6 A to B R11 ERJ3GEYJ562 Resistor 5 6kΩ 3 0 a 6 A to B R13 ERDS2TJ104 Resistor 100kΩ 3 0 a 6 A to B R15 ERJ3GEYJ334 Resistor 330kΩ 3 0 a 6 A to B R17 ERJ3GEYJ470 Resistor 47Ω 3 0 a 6 A to B R55 ERJ3GEYJ105 Resistor 1 0MΩ 3 1 a 5 A to B R101 ERJ3GEYJ223 Resistor 22kΩ 3 1 a 5 A to B R102 ERJ3GEYJ331 Resistor 330Ω 3 1 a 5 A to B R103 ERJ3GEYJ103 Resistor 10kΩ 3 1 a 5 A ...

Page 6: ...3 CORRECTION 3 1 CABINET AND ELECTRICAL PARTS LOCATION Changed from original section 14 CABINET AND ELECTRICAL PARTS LOCATION 6 KX TS550LXB KX TS550LXW ...

Page 7: ...R22 1 8K R25 100K R23 1K Q3 VSS VR1 SP TP4 TP5 TP6 JACK1 1 R 2 T R29 NC C29 16V10 0 1 C31 JJ1 JJ2 JJ3 JJ4 C12 0 068 C13 0 068 C23 NC C27 NC NC C18 NC C19 Q8 S D G R55 1M NC R54 1 2 D23 D22 NC D17 2 1 4 3 JJ5 JJ7 JJ6 JJ8 JJ9 S3 1 4 3 2 R103 10K R101 22K R102 330 R105 NC C103 K0 056 6 8K 1 2W R2 1 L 2 GND 3 4 5 OUT 6 7 8 L Ringer 1 Red 2 Black S1 2 6 4 5 R104 NC POS1 D24 C102 50V10 OFF OFF High Low ...

Page 8: ...1 24 M2 25 CS 26 VSS 27 L1 28 R1 AL 100ms JP24 JP27 0 AL JP26 D9 AL Tone82ms JP28 JP15 20pps33 JP16 20pps40 S2 TP_SWITCH 2 3 1 JP17 10pps JP23 0 10pps40 JP14 10pps33 D8 AL 600ms JP25 R37 6 8K R32 CN1 1 C4 2 C3 3 C2 4 C1 5 R4 6 R3 7 R2 8 R1 9 Flash 10 row5 11 row7 12 row8 JP18 Tone82ms JP19 Tone116mS D11 D10 FLT1 FLT2 D15 D16 JP21 270ms JP20 100ms JP22 600ms C24 NC L3 0 R16 220K 6 3V2200 C34 TONE P...

Page 9: ...3 JP11 JP12 JP13 C22 C34 Q7 Q8 Q2 E C B E C B E C B G D S E C B Q3 Q1 JJ3 JJ4 JJ5 JP29 IC2 JP3 R9 1 4 3 2 D13 D24 D22 FLT2 R2 FLT1 1 3 S1 S2 4 1 S3 D8 C29 C11 VR1 VR2 JACK3 C15 C26 D9 PQUP11224Y D10 D11 1 1 4 8 5 C102 IC1 28 C1 YELLOW GREEN JP27 JJ8 JJ1 JJ9 CN1 1 2 3 4 5 6 7 8 9 10 11 12 X1 SA1 C16 C17 D23 D2 PbF NEW P C BOARD PART No PQUP11224Y KX TS550LXB KX TS550LXW 9 ...

Page 10: ...31 R52 R24 JP19 JP18 JP17 JP14 JP23 JP15 JP16 JP24 JP20 JP21 JP22 JP25 R37 R32 R43 R38 R26 RING R3 R1 R47 JP26 JP28 R29 R20 C27 C13 C19 C12 C18 C23 R51 R21 C24 C103 C21 SP SP SP MC 12 3 9 1 28 25 R10 R106 VSS FLT1 15 A 5 1 1 4 8 5 SP MC MC MC C30 C3 G Y TP4 TIP TP3 TP5 D17 TP2 FLT2 VDD BLACK RI RED 1 1 3 4 RINGER1 for PULSE for TONE for Ringer for Flash PbF KX TS550LXB KX TS550LXW 10 ...

Page 11: ...11 KX TS550LXB KX TS550LXW Y H KXTS550LXB KXTS550LXW ...

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