Panasonic KX-TS620B User manual

© 2006 Panasonic Communications Co., Ltd. All
rights reserved. Unauthorized copying and
distribution is a violation of law.
KX-TS620B
KX-TS620W
Telephone Answering System
Black Version
White Version
(for U.S.A.)
Telephone Equipment
ORDER NO. KM40606094CE
J01

1 FOR SERVICE TECHNICIANS 3
2 CAUTION 3
3 OPERATING INSTRUCTIONS 4
3.1. Location of Controls 4
3.2. Display 5
3.3. Connection 6
3.4. Troubleshooting 8
4 REPLACEMENT PARTS LIST 10
5 FOR SCHEMATIC DIAGRAM 11
6 SCHEMATIC DIAGRAM (MAIN) 12
7 SCHEMATIC DIAGRAM (OPERATION) 14
Note:
Because section 3 of this manual is an extract from the operating instructions for this model, it is subject to change without notice.
You can download and refer to the original operating instructions on TSN Server for further information.
CONTENTS
Page Page
2
KX-TS620B / KX-TS620W

1 FOR SERVICE TECHNICIANS
ICs and LSIs are vulnerable to static electricity.
When repairing, the following precautions will help prevent recurring malfunctions.
1. Cover the plastic parts boxes with aluminum foil.
2. Ground the soldering irons.
3. Use a conductive mat on the worktable.
4. Do not touch IC or LSI pins with bare fingers.
2 CAUTION
1. Danger of explosion if battery is incorrectly replaced.
2. Replace only with the same or equivalent type recommended by the manufacturer.
3. Dispose of used batteries according to the manufacture’s Instructions.
3
KX-TS620B / KX-TS620W

3 OPERATING INSTRUCTIONS
3.1. Location of Controls
4
KX-TS620B / KX-TS620W

3.2. Display
5
KX-TS620B / KX-TS620W

3.3. Connection
3.3.1. Connecting the Handset/AC Adaptor/Telephone Line Cord
6
KX-TS620B / KX-TS620W

3.3.2. Connecting a Communication Device
7
KX-TS620B / KX-TS620W

3.4. Troubleshooting
8
KX-TS620B / KX-TS620W

9
KX-TS620B / KX-TS620W

4 REPLACEMENT PARTS LIST
Note:
1. Important safety notice
Components identified by the mark indicates special characteristics important for safety.
When replacing any of these components, only use specified manufacture´s parts.
Ref. No. Part No. Part Name & Description Remarks
A1 PQLV205Z/PQLV207Z AC ADAPTOR
A2 PQJA10075Z TEL CORD
A3 PQJA212N CURL CORD (for KX-TS620B)
A3 PQJA212M CURL CORD (for KX-TS620W)
A4 PQJXF0101Z HANDSET (for KX-TS620B)
A4 PQJXF0102Z HANDSET (for KX-TS620W)
A5 PQQX15397Y INSTRUCTION BOOK (for English)
A6 PQQW15305Y LEAFLET, QUICK GUIDE (for Spanish)
A7 PQQW12560Z LEAFLET
A8 KRCBC130714B FERITE CORE
10
KX-TS620B / KX-TS620W

5 FOR SCHEMATIC DIAGRAM
1. SW1: Hook switch.
2. DC voltage measurements are taken with electronic voltmeter from negative voltage line.
3. (Add 40 mA to telephone line from the loop simulator.)
4. Off-hook condition
5. No Mack: Handset Mode
6. This schematic diagram may be modified at any time with the development of new technology.
7. The shades area on this schematic diagram incorporates special features important for protection from fire and
electrical shock hazards.
8. When servicing, it is essential that only manufacture´s specified parts be used for the critical components in the
shaded areas of the schematic.
11
KX-TS620B / KX-TS620W

6 SCHEMATIC DIAGRAM (MAIN)
R952
2.2K
C909 Z0.01
Z0.1
C948
10.368M
X900
R913
R704
5.6K
R702
5.6K
0R914
0R915
R925
39K
R701
15K
6.3V22
C937
K3300P
C904
SW101
SW101
T1
5
4
32
1
120KR924
LCD
1
Vcc
2
GND
3
D4
4
D5
5
D6
6
D7
7
R/W
8
E
9
D/C
10
CS
11
RES
R932
100
C910
J18P
C911
J15P
2.2K
R934
Z1.0
C927
C929 K220P
C915
K3300P
IC901
1 VDDIO 2 VSS 3AD8 4AD9 5 AD10 6 AD11 7 AD12 8 AD13 9 AD14
10 SPLED 11 D/C 12 D7 13 D6 14 D5 15 D4 16 VDD 17 VSS 18 RFCLK 19 VDDRF 20 VSSRF 21 XTAL 22 CAP 23 AVS 24 AVD 25 RSSI 26 RDI 27 CMPREF 28 TDO 29 AD15 30 AD16
39SO
40SK
41EXHOOOKDET
42HeadsetDET
43OE
44WE
45MI/READY
46SCLK
47UTX
48URX
49JTIO
50ROW0
51ROW1
52ROW2
53ROW3
54ROW4
55VDDIO
56VSS
57ACFL
58HOOKDET
73DAB10 74DAB3 75DAB11 76VSS 77VDD 78VDDIO 79PULSE 80R/W 81E 82AGC 83CS 84RES 85DAB4 86DAB12 87DAB5 88DAB13 89DAB6 90DAB14 91DAB7 92DAB15 93TM 94RLY 95P1[6]/PON/INT6n 96P1[7]/CHARGE/INT7n 97P2[6]/stop_charge 98RINGING 99LINEREF
100
LINEOUT
101
LINE_IN+
102
LINE_IN-
109
AVD2
110
LSR+/REF
111
LSR-/REF
112
CIDIN-
113
CIDOUT
114
MIC-
115
VREF-
116
VBUF
117
AGND
118
MIC+
119
VREF+
120
RSTn
121
AD0/EXT_MEMORY
122
AD1
123
AD2
124
AD3
125
AD4
126
AD5
127
AD6
128
AD7
72
DAB2
71
DAB9
70
DAB1
69
DAB8
68
DAB0
67
SDA2
66
NEW_MSG
65
BE0n
63
BELL
62
ROW5
61
HSIN
60
CE
59
IOCS
104
LD01_CTRL
106 VBAT2
107 CIDIN+
108
AVS2
38 LE 37 AD23 36 AD22 35 AD21 33 AD19
105
LD02_CTRL
31 AD17
32 AD18
34 AD20
64
BE1n
103 LD01_Sence
IC902
16MB
1A15
2A14
3A13
4A12
5A11
6A10
7A9
8A8
9A19
10 NC
11 WE
12 RESET
13 NC
14 WP
15 RY
16 A18
17 A17
18 A7
19 A6
20 A5
21 A4
22 A3
28
OE
29
DQ0
30
DQ8
31
DQ1
32
DQ9
33
DQ2
34
DQ10
35
DQ3
36
DQ11
37
VCC
38
DQ4
39
DQ12
40
DQ5
41
DQ13
42
DQ6
43
DQ14
44
DQ7
45
DQ15
46
VSS
47
BYTE
48
A16
23 A2
24 A1
26
CE
27
VSS
25
A0
IC904
1CD
2FC2
3FC1
45
VO1
6
VCC
7
GND
8
VO2
C925
6.3V220
Z1.0
C928
C926
K0.1
Q701
C702
16V10
Q702
R703
2.2K
C703
16V10
K0.015
C930
+3.2V +1.8V
+3.2V
+3.2V
Z0.22
C901
+3.2V
D901
+3.2V
C7
16V10
1K
R8
R951
2.2K
1KR906
K0.056
C903
+1.8V
IC905
1CLR
21Q
31D
42D
52Q
63Q
73D
84D
94Q
10 GND 11
CLK
12
5Q
13
5D
14
6D
15
6Q
16
7Q
17
7D
18
8D
19
8Q
20
VCC
+3.2V
+3.2V
TP601
CN403
1MSG_LED
2SP_LED
3VDD
4STB5
5STB4
6STB3
7STB2
8STB1
9STB0
10KIN5
11KIN4
12KIN3
13KIN2
14KIN1
15KIN0
16NC
17MIC
18GND
R933 1K
R935 1K
220R926
220R927
Q902
Q901
SP
SPH+
SPH-
TP604
+3.2V
Z0.1C924
D701
D902
R988
+3.2V
C938
C939 Z0.1
C940 Z0.1
C941 Z0.1
+1.8V
C704
C706
K0.1
C707
16V1000
C705
C942
NC
R903
100
Z0.1
C914
+1.8V
100K
R909
K220P
C907
K0.047
C908
1K
R904
C946 K0.1 R991 100
100
R905
100
R908
C950 J10P
C952
J10P
Z0.1
C913
R992
100
C943
Z0.1
Z0.1
C955
C949
K1000P
R993
100
TP901
TP902
TP903
TP904
RA3
220
1
2
3
45
6
7
8
D907
D908
D909
D910
D911
D912
R997 10K R998 10K
C947 J10P
IC903
2.7V
VCCVOUT
NC
GND
RA5
220
1 2 3 45
6 7 8
RA6
220
1 2 3 45
6 7 8
RA7
220
1 2 3 45
6 7 8
RA4
220
1 2 3 45
6 7 8
L301
2KA213
TP602
L302
2KA213
TP603
L311
L304
TP905
L305
L306
L312
K0.1C956
C944
K220P
K0.022
C906
C945
K0.1
R989
100K
100K
R902
R990
NC
R133
1M
L321
L322
L324
L323
L326
L327
L325
L328
L329
L318
D920
L313
L314
L316
L317
L315
K1000P
C957
C959 K1000P
C958
K1000P
AD16
AD15
AD14
AD13
AD12
AD11
AD10
AD9
AD21
AD19
AD8
AD7
AD6
AD5
AD4
AD3
AD2
AD8 AD9 AD10 AD11 AD12 AD13 AD14
AD15 AD16 AD17 AD18 AD21
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD19
DAB15
DAB7
DAB14
DAB6
DAB13
DAB5
DAB12
DAB4
DAB11
DAB3
DAB10
DAB2
DAB9
DAB1
DAB8
DAB0
AD18
ROW5
ROW4
ROW3
ROW2
ROW1
ROW0
DAB4
DAB5
DAB6
DAB3
DAB2
DAB7
AD1
AD17
DAB1
DAB0
DAB11
DAB3
DAB10
DAB2 DAB9 DAB1 DAB8 DAB0
DAB15
DAB7
DAB14
DAB6
DAB13
DAB5
DAB12
DAB4
NC: No Components
(1)
(2)
(3)
(4)
(5)
(7)
(6)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(17)
(16)
(18)
(19)
(20)
(21)
(22)
(28)
(23)
(24)
(25)
(26)
(27)
(29)
3.2V
DC
3.2V DC
1.8V DC
0V
4.0V
DC
1.8V
DC
3.2V
DC
3.2V
DC
SP-Phone RX
- Audio
- Bell signal
- Tone
RX (OFF Hook)
- Audio
- Call waiting
SP-Phone TX
- Audio
12
KX-TS620B / KX-TS620W

33uH
L1
33uH
L2
K680P
C101
K680P
C102
Q103
4.7K
R108
Q104
C106
16V10
10K
R121
Q108
K0.022
C113
16V10
C114
R111
NC
K1500P/500VC501
C304Z0.1C303
10V100
6.3V22 C305
R125
1K
C118
K0.1
Q105
10V22
C428
R418
100K
Q402
R419
22K
PC2
1
23
4
IC1
1
VDD
2
CONT
3
LFI
4
LFO
5VSS
6HFO
7HFI
8OUT
C111
SW101
CN301
1 6.5V
2GND
JJ102
DATA
2TIP
1 RING
JJ101
TEL
1TIP
2 RING
R120
0
R420 47K
CN401
1 MIC(+)
2 MIC(-)
3 SP(+)
4 SP(-)
Q401
R413
3.3M
R414
2.2K
C416
K0.1
R412
68K
R411
10K
R410
3.3K
C417
K0.01
R307
100K
K1500P/500VC502
R123
33 K0.01
C117
15(1/2W)
R124
K0.1
C415
R430
0
C116
NC
R109 NC
R119
1.8K
1K
R130
100K
R113
R415
390
L303
0
C301
NC
UTXGND JTIOURX
DC2
TP101
TP401
TP402
TP403
0
R305
R910
1.5M
C905
K0.01
C421
J100P
R417
470K
CN402
Headset Jack
1
5
4
3
2
C302NC
DC1
C414
K2200P
D304
1MR504
1MR503
180KR501
180KR502
K1000P
C503
K1000P
C504
6.8K
R1
330K
R3
50V0.22
C3
18K
R2
R5
47K
Q2
Q1
120K
R4
C5
K8200P
Q301
+3.2V
100
R9851K
R9861K
R987
PC1
1 23
4
CP1
LED804
D2
C105
16V220
D103
R118
4.7K
R11647K
C110
K1.0
R117
6.8K
Q107
Q106
R110
NC
D102
68K
R112
R103
100K
R304100K
IC304
4.0V
1
VIN
2
VSS
3
NC
4NC
5VOUT
C108
K0.01
IC305
4.0V
1
VIN
2
VSS
3
NC
4NC
5VOUT
D306
C311
Z0.1
C313
Z0.1
Q109
R107
680K
50V1
C4
R6
0
IC303
5.0V
VCCVOUT
NC
GND
R301
22K
D3
D4
D5
D6
D7
D8
D9
D10
30VD1
PC3
NC
1 23
4
R10
NC
R9 NC
R7 10K
C6
K0.1
D905
4.7V
D904
4.7V
D903
4.7V
47K
R106
C10710V330
C103 Z0.01
4.7K
R115 R114
NC
2.2MR102
2.7M
R104
NC
R105
Q101
10M
R101
Q102
6.3V330 C307
D105
R303 12
Z0.1
C317
R306 12
C308
6.3V330
Z0.1
C315
6.3V330 C316
Z0.1
C306
C312
6.3V22
C309
K0.1
6.2V
D106
R936
8.2K
C954
K1500P
R937
8.2K
C953
K1500P
C120
J10P
C951
K0.033
R996 1K
R994 10K
R995 10K
C104 K4700P
18VD104
CP2
C1
250V1.0
R302
NC
C420
K1000P
C418 NC R416
NC
C310
10V100
Q3
50V4.7
C2
R11
NC
R422
33
C423
0
C422
NC
C413
K0.01
C419
K1000P
JP101
0
L307
L308
L309
L310
D502 NC D501 NC
C506 NC C505 NC
R122
NC
Q110
C112 NC
R308
56K
L3
L4
SA101
TP102
POS101
SA102
JP102
C115
NC
10K
R131
ROM-WRITE
LED ON SUB PCB
(1)
(2)
(3)
(4)
(5)
(7)
(6)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(17)
(16)
(18)
(19)
(20)
(21)
(22)
(28)
(23)
(24)
(25)
(26)
(27)
(29)
KX-TS620B/W SCHEMATIC DIAGRAM (MAIN)
NC: No Components
4.0V
DC
4.0V
DC
TX
- Audio
- Tone
Handset/Headset TX
- Audio
RX (ON Hook)
- Caller ID
10V DC (OFF Hook)
0V DC (ON Hook)
Line Voltage
48V DC (ON Hook)
10V DC (OFF Hook)
Loop
current
Handset
Headset
Handset/Headset RX
- Audio
- Tone
13
KX-TS620B / KX-TS620W

7 SCHEMATIC DIAGRAM (OPERATION)
HOLD
Erase
*
ANSWER_ON
MESSAGE
9
M1
Greeting Check
MICP
STB2
#
STB0
EXIT
STB1
M2
FUNCTION
1
NAVI_RIGHT
STB4
2
0
KIN2
NAVI_LEFT
KIN0
4
M3
VOL_UP
MUTE
5
8
MICM
KIN5
OK
VOL_DOWN
STOP
KIN1
3
6
CN801
1MSG_LED
2SP_LED
3VDD
4STB5
5STB4
6STB3
7STB2
8STB1
9STB0
10KIN5
11KIN4
12KIN3
13KIN2
14KIN1
15KIN0
16NC
17MIC
18GND
NC: No Components
REDIAL
PAUSE
KIN4
VCC
MIC
7
FLASH
STB5
SP-PHONE
KIN3
GREETING REC
STB3
SP_LED
SP_LED
LED801
ANS_LED
LED802
MSG_LED
KIN2
STB0
KIN5
STB3 STB4
KIN0
KIN4
STB1
KIN3
KIN1
STB2
KX-TS620 SCHEMATIC DIAGRAM (OPERATION)
14
KX-TS620B / KX-TS620W
I.N./N
KXTS620B
KXTS620W