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Panasonic KX-TEA308NE, Service Manual

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Panasonic KX-TEA308NE Service Manual Download Page 89

22.2. CO BOARD

22.2.1. COMPONENT VIEW

KX-TEA308

NE

 CO COMPONENT VIEW

J100

L101

C

111

C1

10

C107

R108

Q10

R5

J4

C106

L103

C108

D105

D103

R107

R104

R103

R109

C103

C105

D100

C1

12

R106

R105

C104

D101

C102

C101

Q101

IC4A

1

D104 D102

C109

R101

IC100

C100

R100

L100

L102

C28

C27

R55

R56

PC3

C5

C6

PC5

R4

PC2

C13

T1

1

1

7

8

14

4

5

8

PC1

PC4

D2

D5

R30

R28

C17

R25

IC1A

IC3

D1

R2

R12

R54

C29

ZNR2

VA

1

Q1

CN101

CN102

TH1C

A

B

C

CN1A

R719

SA1C

LED700

D4

R9

C3

Q701

CN100

1

2

59

60

Q100

R102

R44

R50

Q3

U2

Q5

R33

C14

R35

C15

R19

R26

R18

C10

C23

C12

C24

R24

R42 R41 C21

C25

R37

R36

R31 R32

C18

C7

R16

Q1

Q10

R5

J4

IC4B

1

C28

C27

R55

R56

PC3

C5

C6

PC5

R4

PC2

C13

T1

1

1

7

8

14

4

5

8

PC1

PC4

D2

D5

R30

R28

C17

R25

IC1B

C23

IC3

D1

R2

R12

R54

C29

ZNR2

VA

1

L1

SA1B

D4

R9

C3

R44

R50

Q3

U2

Q5

R33

C14

R35

C15

R19

R26

R18

C10

C12

C24

R24

R42 R41 C21

C25

R37

R36

R31 R32

C18

C7

R16

Q10

R5

J4

IC4C

1

C28

C27

R55

R56

PC3

C5

C6

PC5

R4

PC2

C13

T1

1

1

7

8

14

4

5

8

PC1

PC4

D2

D5

R30

R28

C17

R25

IC1C

C23

IC3

D1

R12

R2

R54

C29

ZNR2

VA

1

L1

Q1

SA100

SA1

D4

R9

C3

R44

R50

Q3

U2

Q5

R33

C14

R35

C15

R19

R26

R18

C10

C12

C24

R24

R42 R41 C21

C25

R37

R36

R31 R32

C18

C7

R16

CN1B

CN1C

PSUP1502Z*

A

PbF

TH1B

TH1

L1

89

KX-TEA308NE

Summary of Contents for KX-TEA308NE

Page 1: ...BOUT LEAD FREE PbF SOLDERING If lead free solder was used in the manufacture of this product the printed circuit boards will be marked PbF Standard leaded Pb solder can be used as usual on boards without the PbF mark When this mark does appear please read and follow the special instructions described in this manual on the use of PbF and how it might be permissible to use Pb solder during service a...

Page 2: ...FACE KX TE82460NE 36 11 18 BUILT IN VOICE MESSAGE CARD INTERFACE KX TE82492NE 36 11 19 CALL ID CARD INTERFACE KX TE82493NE 37 12 TROUBLESHOOTING GUIDE 38 12 1 NO OPERATION Check POWER SUPPLY BOARD MAIN BOARD and 2AP BOARD 38 12 2 NO DIAL TONE 39 12 3 CANNOT DIAL 40 12 4 CANNOT CALL EXTENSION 41 12 5 CANNOT USE PROPRIETARY TELEPHONE 41 12 6 CANNOT RECEIVE INCOMING CALL 41 12 7 CANNOT SEND DTMF DIAL...

Page 3: ... ICS TRANSISTORS AND DIODES 113 24 8 ACCESSORIES AND PACKING MATERIALS 113 24 9 REPLACEMENT PARTS LIST KX TE82492NE 114 24 10 FOR THE SCHEMATIC DIAGRAM 115 24 11 SCHEMATIC DIAGRAM KX TE82492NE 116 24 12 PRINTED CIRCUIT BOARD KX TE82492NE 118 25 KX TE82493NE 3 PORT CALLER ID CARD 119 25 1 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED 120 25 2 LOCATION OF OPTIONAL CARDS 121 25 3 BLOCK DIAGRAM 122 25 ...

Page 4: ...e careful not to heat too long PbF solder will tend to splash if it is heated much higher than its melting point approximately 1100 F 600 C If you must use Pb solder on a PCB manufactured using PbF solder remove as much of the original PbF solder as possible and be sure that any remaining is melted prior to applying the Pb solder When applying PbF solder to double layered boards please check the c...

Page 5: ...1 2 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED 5 KX TEA308NE ...

Page 6: ...6 KX TEA308NE ...

Page 7: ...ricity 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 7 KX TEA308NE ...

Page 8: ...er between the jumpers AC plug and each exposed metal cabinet part such as screw threads control shafts handle brackets etc Note Some exposed parts may be isolated from the chassis by design These will read infinity 4 If the measurement is outside the specified limits there is a possibility of shock hazard The equipment should be repaired and rechecked before it is returned to the customer 3 3 BAT...

Page 9: ...1 Extension 1 port Serial Interface Port RS 232C 1 USB 1 1 1 Extension Connection Cable SLT 1 pair wire T R PT 2 pair wire T R H L DSS Console 1 pair wire H L Dimension 249 mm W x 316 mm H x 73 mm D Weight when fully expanded Approx 1 8 kg 4 2 CHARACTERISTICS Terminal Equipment Loop Limit PT 40 Ω SLT 600 Ω including set Doorphone 20 Ω Minimum Leakage Resistance 15000 Ω minimum Maximum Number of Ex...

Page 10: ...per extension Call Park Area 10 Absent Message 6 Toll Restriction TRS COS 5 Extension Group 8 Message Waiting 8 per extension Message for Built in Voice Message 125 messages total 60 minutes 5 SYSTEM OVERVIEW 5 1 SYSTEM COMPONENTS Model Description Main Unit KX TEA308NE Advances Hybrid System 3 Outside CO Line 8 Hybrid Extentions Optional Service Cards KX TE82460NE KX TE82492NE KX TE82493NE 2 Port...

Page 11: ...5 2 SYSTEM CONNECTION DIAGRAM Connect a display equipped proprietary telephone PT to extension jack 01 as this extension is automatically designated as the manager extension 11 KX TEA308NE ...

Page 12: ...6 NAMES AND LOCATIONS 7 CONNECTION 7 1 SERIAL INTERFACE CONNECTION 12 KX TEA308NE ...

Page 13: ...over upwards arrow 2 2 Then turn the cable cover slightly to remove it 3 Remove the three screws A 4 Holding the protrusions on both sides of the front cover swing the cover open 5 Holding the front cover open at about a 45 angle remove the front cover by pushing it in the direction of the arrow as shown on the right 13 KX TEA308NE ...

Page 14: ...crew A 9 Remove the power supply board 10 Remove the 2 screw B 11 Remove the CO board 12 Pull out the 1 connector 13 Remove the 2 screws A and 1 screw B 14 Remove the main board Procedure Insert the SW CABLE into AC POWER SWICH Caution Be sure each colored wire is inserted to the correct lug very important 14 KX TEA308NE ...

Page 15: ...9 BLOCK DIAGRAM 9 1 SYSTEM BLOCK DIAGRAM 15 KX TEA308NE ...

Page 16: ... CONNECTOR D Sub POWER UNIT CONNECTOR USB CO1 3 EXT1 8 I O DTMFG BGM PAGE CO 2AP Card CONNECTOR ASIC 8086 DSP P I O APT i f BV Card CONNECTOR TAM1 2 TONE APT i f PRX PTX PTXE1 3 UART RXD TXD EXT1 EXT2 EXT3 EXT4 EXT5 EXT6 EXT7 EXT8 Ringer Circuit Door Phone Door Opener CONNECTOR DOOR1 2 Int CID FSK DTMF OGM Modem CN708 CN707 CN701 CN706 CN710 CN704 CN703 IC601 IC602 IC603 IC705 IC704 IC700 IC7 IC8 ...

Page 17: ... FUSE Surge Protector Noise Control Over Current Detection Circuit Filter Rectifier Primary Secondary Smoother Rectifier Voltage Detection Smoother N FG Battery 24V 27V 15V GND GND SW Back up Adaptor DC DC Converter 3 3V DC DC Converter CN1 F1 Z1 L1 D10 D13 C5 IC1 PC1 Q1 R30 R31 D101 C101 IC101 RL501 Q503 IC201 IC301 17 KX TEA308NE ...

Page 18: ...ts APT i f and DSP are built into CPU chip General purpose I O block is composed by discrete parts IC7 IC8 and the I P port in CPU IC7 and IC8 control extension and the I O ports in CPU control the COL chiefly In order to maintain time system data and others RTC Real Time Clock in CPU and SRAM are backed up with the lithium battery 10 1 8 Tone Generator Circuit The rectangle wave generated by the ...

Page 19: ... to the single line telephone 10 1 16 SMDR Interface Circuit This is the RS232C interface port When the port is connected to a printer The port can be used to output the SMDR feature recording messages and the contents of the system program 10 1 17 Door Phone Interface An doorphone card interface consists of two intercom paths connected to a crossing point and address data and CS signals 10 1 18 C...

Page 20: ...solates and converts the AC input voltage to DC input and output of DC27V DC DC Converter Function This function outputs DC 15V and 3 3V from the inputted DC27V Battery Back Up Adaptor Function This function connects battery and service unit without battery adaptor only needs a cable connected to the battery and service unit 20 KX TEA308NE ...

Page 21: ... by control IC301 and then output as an output voltage of 3 3V by the smoothing circuit which is composed of D301 L301 C301 3 Battery back up function This back up battery adaptor circuit has DC supply function from battery 24V to service unit and DC charge from service unit to battery 24V Charge current is typ 0 3A 11 2 CO INTERFACE CIRCUIT 11 2 1 Composition This is composed of the following cir...

Page 22: ...hanges level from High to low Afterwards CPU monitor this change low level to high level If the high level continues for a specified time set by system data programming CPU assumes that CO line has become On hook status And the CO line circuits is restored to the idle status 3 Pulse dial transmission circuit When the Off hook status pulse dial transmission is executed by alternating On hook and Of...

Page 23: ...uit It is insulated by the capacitors in a COL circuit and the call ID signal inputted from outside line is transmitted to a CALLID option card The flow of a CALLID signal Tip L1 C29 R54 IC4 Ring L1 C29 R55 IC4 23 KX TEA308NE ...

Page 24: ...s circuit consists of R24 R25 R31 R28 R37 R30 C12 C13 C17 C18 and the operational amplifier IC1 COL side tone suppression circuit which includes a balanced network BN1 consists of R22 R23 C11 and R16 R17 R20 R21 EXT side tone suppression circuit which includes a balanced network BN2 consists of R41 R42 and R40 R43 R38 R39 Also extension side tone suppression circuit which includes a balanced netwo...

Page 25: ... oscillation of COL bidirectional amplifier is inhibited When pin 13 of IC2 changes to low level the interval between pins 1 and 2 of the analog switch turns off and signals are blocked 3 Shunt switch The shunt switch consists of pin 12 10 and 11 of analog switch IC2 It is used to prevent the pulse dialing signal which is transmitted to the extensions When pin 12 of IC2 changes to high from low th...

Page 26: ... bits The selected switch can be turned on or off by applying either logical one or zero to the DATA input Chip select allows the cross point array to be cascaded for matrix expansion The cross point SW s IC602 IC603 contain 4X8 array of cross point switches along with a 5 to 32 line decoder and latch circuits Any one of the 32 switches can be addressed by selecting appropriate five address bits T...

Page 27: ...27 KX TEA308NE ...

Page 28: ...ect When the telephone handset is taken off DC loop is formed and the collector of U200 3 6 pin change to L from H And IC7 detects the off hook condition When the handset is replaced back on hook the DC loop is interrupted and collector of U200 3 6 pin change to H from L and EXT Pulse dialing is input either in the on hook or off hook condition and the break number on hook condition is counted and...

Page 29: ...on interface circuits for the ICM circuit 11 6 2 Circuit Operation 1 Data Communication of CPU IC700 The APT i f module is built into CPU An RX TX couple signal is shared by eight APT communications this communicates via the selection signal That is in the APT i f module extension 1 8 port switch the port communicates every 4ms respectively with 101 102 103 104 108 101 When the extension is not co...

Page 30: ...sending data 47 pulses for LED control APT I F Module will receive acknowledge signal from the proprietary telephone a Reception The data from the proprietary telephone is received via H and L lines along the path shown below H L line C208 IC200 T201 R235 Q210 CPU b Transmission The data to the proprietary telephone is transmitted along the following Path CPU Q209 Q215 T201 IC200 C208 H L line 30 ...

Page 31: ...one CNG tone CPT tone and VOX detection the SRAM has a lithium battery as back up for protection of the memory of information of such as the speed dial date dial data and system data etc This battery is back up clock IC in IC700 too 11 8 TONE GENERATOR CIRCUIT 11 8 1 Composition This system has three different tones 620Hz 440Hz 350Hz ASIC make the 350Hz 620Hz and 440Hz square wave signals The 350H...

Page 32: ...CPU and sent to an CO line 11 10 DTMF RECEIVER CIRCUIT 11 10 1 Composition The DTMF receiver circuit is composes of four DTMF receivers IC606 and IC607 are used for the DTMF receivers from SLT connected to the extension The DTMF signal is the 4bit parallel data and read by CPU 32 KX TEA308NE ...

Page 33: ... FSK and DTMF There are two sources of the extension CALL ID in the system 11 12 MODEM INTERFACE CIRCUIT The ASIC incorporates a modem function There is no specified line and modem communication from any line is possible The modem communication speed is 2400bps and the system programming rewrite can be operated at the equivalent of 9600bps at maximum by using software compression technology 33 KX ...

Page 34: ...red in the 4M serial flash are decompressed to 16 bit digital data and then reproduced as an analog sound after the D A conversion The recording reproducing is achieved by connecting the path from external line through the cross point to the ASIC The waveform coding method used at the recording reproducing stage is the LD ADPCM method The DSP compresses the sound and stores the 4M serial flash usi...

Page 35: ... filter and the Ring signal is amplified by BELL amplifier circuit and then passed it through the ringing signal switching relay to the single line telephone 11 16 SMDR INTERFACE CIRCUIT This is the RS 232C interface port When the port is connected to a printer the port can be used to output the SMDR feature recording messages and the contents of the system program 35 KX TEA308NE ...

Page 36: ...e card The tone for calling the door phone is directly supplied to the door phone and the ON OFF control is performed in the door phone 11 18 BUILT IN VOICE MESSAGE CARD INTERFACE KX TE82492NE The CN707 is the interface connector for the option card KX TE82492 that has the MESSAGE of 2ch The MESSAGE can be recorded from the external line or the extension The recording time is 60 minutes for 1CH at...

Page 37: ... interface which receives the CALLID signal from a station and main board controller The CALLID signal from the external line is transmitted to the CALLID connector via a capacitor in the external circuit As the control signals CS address and data signals are connected to the connector 37 KX TEA308NE ...

Page 38: ...12 TROUBLESHOOTING GUIDE 12 1 NO OPERATION Check POWER SUPPLY BOARD MAIN BOARD and 2AP BOARD 38 KX TEA308NE ...

Page 39: ...12 2 NO DIAL TONE 39 KX TEA308NE ...

Page 40: ...12 3 CANNOT DIAL 40 KX TEA308NE ...

Page 41: ...12 4 CANNOT CALL EXTENSION 12 5 CANNOT USE PROPRIETARY TELEPHONE 12 6 CANNOT RECEIVE INCOMING CALL 41 KX TEA308NE ...

Page 42: ...12 7 CANNOT SEND DTMF DIALING 12 8 CANNOT RECEIVE CALL DIAL TONE 42 KX TEA308NE ...

Page 43: ...12 9 CANNOT SEND A HOLD ON MUSIC 43 KX TEA308NE ...

Page 44: ...DET_CID1 I CID Card Detect 144 DET_TAM I Voice Message Card 10min 145 DET_DOOR I Door Phone Card Detect 146 NCS24 O Chip Select Signal 147 CONF1 O Conference 148 MUTE1 O Send MUTE 149 DL1 O Pulse Dial 150 DS1 O Dial Shunt 151 SHUNT1 O Receive Mute 152 PAD1 O 3dB PAD 153 BELLA1 I Bell Detect A 154 BELLB1 I Bell Detect B 155 CONF2 O Conference 158 MUTE2 O Send MUTE 159 DL2 O Pulse Dial 160 DS2 O Dia...

Page 45: ... BGM Input 199 BREAK O Extension 15V Cutting 200 PDRLY O SW Relay for Power Down 201 BLRLY O BELL Cutting 202 BL_PWR O BELL Power Supply Control 203 NRESET O ALL Module Reset 94 USB_VBUS I Power Supply Surveillance 95 USB_PUP O Pullup Control 96 Reserve I 97 NINT_DC I DC Power Supply Surveillance Signal 98 SEL I Selection Signal 99 OUT232C O RS 232C Control 100 IN232C I RS 232C State Surveillance ...

Page 46: ... Ext Hook Detect 4 14 HOOK 3 I Ext Hook Detect 3 17 HOOK 2 I Ext Hook Detect 2 18 HOOK 1 I Ext Hook Detect 1 13 3 IC8 PIN No Pin Name I O Function 2 BELL8 O Ext BELL Control 8 5 BELL7 O Ext BELL Control 7 6 BELL6 O Ext BELL Control 6 9 BELL5 O Ext BELL Control 5 12 BELL4 O Ext BELL Control 4 15 BELL3 O Ext BELL Control 3 16 BELL2 O Ext BELL Control 2 46 KX TEA308NE ...

Page 47: ...14 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 47 KX TEA308NE ...

Page 48: ...and with some tools like a soldering wire If some solder is left at the joint on the board the new IC will not be attached properly 15 3 INSTALLATION PROCEDURE 1 Tack the flat pack IC to the PCB by temporarily soldering two diagonally opposite pins in the correct positions on the PCB Be certain each pin is located over the correct pad on the PCB 2 Apply flux to all of the pins on the IC 3 Being ca...

Page 49: ...16 FIXTURES AND TOOLS 49 KX TEA308NE ...

Page 50: ...17 CABINET AND ELECTRICAL PARTS LOCATION 50 KX TEA308NE ...

Page 51: ...18 ACCESSORIES AND PACKING MATERIALS 51 KX TEA308NE ...

Page 52: ...SHE1180Z TAPE LED 12 PSHR1336Z SPACER PCB HOLDER 13 PSHR1339Z SPACER LED AS SAN HB 14 PSJS02P29Z CONNECTOR 2P 15 PSJS07P27Z CONNECTOR 7P 16 PSKE1076Z2 COVER LOCK KNOB PS V 0 17 PSKE1081Z1 COVER POWER BOARD PS V 0 18 PSKF1084X2 CABINET COVER PS V 0 19 PSKM1118W2 CABINET BODY PS V 0 20 PSKV1048Y2 COVER CABLE PS V 0 21 PSLB5D2 INSULATOR CORE 22 PSMH1292Z ANGLE FG PLATE 23 PSMH1303Z ANGLE FG PLATE 24 ...

Page 53: ...4EU TRANSISTOR SI S Q216 2SC4081R TRANSISTOR SI S Q217 2SC4081R TRANSISTOR SI S Q222 2SB1417P TRANSISTOR SI S Q223 PQVTDTC143E TRANSISTOR SI S Q700 2SC4081R TRANSISTOR SI S Q702 B1GDCFNA0001 TRANSISTOR SI Ref No Part No Part Name Description Remarks Q703 PQVTDTC144E TRANSISTOR SI S Q704 2SC2412K TRANSISTOR SI S Q705 PQVTDTC143E TRANSISTOR SI S Q903 2SD1819A TRANSISTOR SI Q904 2SB1218A TRANSISTOR S...

Page 54: ...703 G1C1R0ZA0021 COIL CRYSTAL OSCILLATORS X600 PSVCYY0358M3 CRYSTAL OSCILLATOR S X700 H0J479500001 CRYSTAL OSCILLATOR X701 H0J327200143 CRYSTAL OSCILLATOR Ref No Part No Part Name Description Remarks FILTERS FIL8 J0HAAH000003 IC FILTER FIL701 J0HAAH000003 IC FILTER FIL702 J0HAAH000003 IC FILTER FIL703 J0HAAH000003 IC FILTER FIL704 J0HAAH000003 IC FILTER FIL705 J0HAAH000003 IC FILTER FIL706 J0HAAH0...

Page 55: ...0005 2 2 C204E F2G1H2R20005 2 2 C204F F2G1H2R20005 2 2 C204G F2G1H2R20005 2 2 C204H F2G1H2R20005 2 2 Ref No Part No Part Name Description Remarks C205A ECEA1HN4R7S 4 7 C205B ECEA1HN4R7S 4 7 C205C ECEA1HN4R7S 4 7 C205D ECEA1HN4R7S 4 7 C205E ECEA1HN4R7S 4 7 C205F ECEA1HN4R7S 4 7 C205G ECEA1HN4R7S 4 7 C205H ECEA1HN4R7S 4 7 C206A ECUV1C393KBV 0 039 S C206B ECUV1C393KBV 0 039 S C206C ECUV1C393KBV 0 039...

Page 56: ...V1C104ZFV 0 1 C737 ECUV1C104ZFV 0 1 C738 ECUV1C104ZFV 0 1 C739 ECUV1C104ZFV 0 1 C740 PQCUV1A225ZF 2 2 S Ref No Part No Part Name Description Remarks C741 ECUV1A105ZFV 1 C742 ECUV1C104ZFV 0 1 C743 ECUV1C104ZFV 0 1 C744 ECUV1C104ZFV 0 1 C745 ECUV1C104ZFV 0 1 C746 ECUV1C104ZFV 0 1 C747 ECUV1C104ZFV 0 1 C748 ECUV1C104ZFV 0 1 C749 ECUV1C104ZFV 0 1 C750 ECUV1C104ZFV 0 1 C751 PQCUV1A225ZF 2 2 S C752 ECUV...

Page 57: ...01D ERJ3GEYJ682 6 8K R201E ERJ3GEYJ682 6 8K R201F ERJ3GEYJ682 6 8K R201G ERJ3GEYJ682 6 8K R201H ERJ3GEYJ682 6 8K R202A ERJ14YJ220 22 Ref No Part No Part Name Description Remarks R202B ERJ14YJ220 22 R202C ERJ14YJ220 22 R202D ERJ14YJ220 22 R202E ERJ14YJ220 22 R202F ERJ14YJ220 22 R202G ERJ14YJ220 22 R202H ERJ14YJ220 22 R203A ERJ14YJ220 22 R203B ERJ14YJ220 22 R203C ERJ14YJ220 22 R203D ERJ14YJ220 22 R2...

Page 58: ...22 1 2K R601 ERJ3GEYJ122 1 2K R602 ERJ3GEYJ122 1 2K R603 ERJ3GEYJ122 1 2K R604 ERJ3GEYJ122 1 2K R605 ERJ3GEYJ122 1 2K Ref No Part No Part Name Description Remarks R606 ERJ3GEYJ122 1 2K R607 ERJ3GEYJ122 1 2K R608 ERJ3GEY0R00 0 R609 ERJ3GEYJ331 330 R610 ERJ3GEYJ331 330 R611 ERJ3GEYJ331 330 R612 ERJ3GEYJ333 33K R613 ERJ3GEYJ223 22K R614 ERJ3GEYJ102 1K R615 ERJ3GEY0R00 0 R616 ERJ3GEY0R00 0 R620 ERJ3GE...

Page 59: ...Name Description Remarks R952 PQ4R18XJ223 22K S R953 ERJ3GEYJ220 22 19 4 CO BOARD PARTS Ref No Part No Part Name Description Remarks PCB2 PSLP1317Z CO BOARD ASS Y RTL ICS IC1A C0ABBB000179 IC S IC1B C0ABBB000179 IC S IC1C C0ABBB000179 IC S IC2A PSVICD4066BS IC S IC2B PSVICD4066BS IC S IC2C PSVICD4066BS IC S IC4A C0ABBB000179 IC S IC4B C0ABBB000179 IC S IC4C C0ABBB000179 IC S IC100 C0ABBB000179 IC ...

Page 60: ...1C563KBV 0 056 C15B ECUV1C563KBV 0 056 C15C ECUV1C563KBV 0 056 C16A ECUV1H181JCV 180P C16B ECUV1H181JCV 180P C16C ECUV1H181JCV 180P C17A ECUV1H151JCV 150P C17B ECUV1H151JCV 150P C17C ECUV1H151JCV 150P Ref No Part No Part Name Description Remarks C18A ECUV1H151JCV 150P C18B ECUV1H151JCV 150P C18C ECUV1H151JCV 150P C19A ECUV1C683KBV 0 068 C19B ECUV1C683KBV 0 068 C19C ECUV1C683KBV 0 068 C20A ECUV1C68...

Page 61: ... 0 R30C ERJ3GEY0R00 0 R31A ERJ3GEYJ304 300K R31B ERJ3GEYJ304 300K R31C ERJ3GEYJ304 300K R34A ERJ3EKF1003 100K Ref No Part No Part Name Description Remarks R34B ERJ3EKF1003 100K R34C ERJ3EKF1003 100K R35A ERJ3EKF1003 100K R35B ERJ3EKF1003 100K R35C ERJ3EKF1003 100K R37A ERJ3GEY0R00 0 R37B ERJ3GEY0R00 0 R37C ERJ3GEY0R00 0 R38A ERJ3EKF2201 2 2K R38B ERJ3EKF2201 2 2K R38C ERJ3EKF2201 2 2K R39A ERJ3EKF...

Page 62: ...PSCEA450VB68 68 S C8 DEA1X3D221 220P C9 GRM39B222J50 0 0022 C12 GRM39B222J50 0 0022 Ref No Part No Part Name Description Remarks C16 GRM40X224K50 0 22 S C17 DE1E3KX472M 0 0047 C19 GRM39B104K50 0 1 C20 PSCEA35ZL56 56 S C21 GRM39B104K50 0 1 C35 GRM39B105K63 1 S C50 DEHR33A102K 0 001 C61 PSCQELE104 0 1 S C62 PSCQELE104 0 1 S C63 PFKD2E3KH102 0 001 S C64 PFKD2E3KH102 0 001 S C101 PSCEA35ZL330 33P S C1...

Page 63: ...RJ3GEYJ561 560 R519 PQ4R18XJ472 4 7K S R520 PQ4R18XJ472 4 7K S R521 ERJ8GEYJ270 27 19 6 FIXTURES AND TOOLS Ref No Part No Part Name Description Remarks EC1 PSZZTEA308BX EXTENSION CORD Note The Extension Cords are useful for servicing They make servicing easy 63 KX TEA308NE ...

Page 64: ... DIAGRAM Note 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 64 KX TEA308NE ...

Page 65: ...65 KX TEA308NE ...

Page 66: ...15C TP207C TP204C TP207D TP205D TP214D TP215D TP216D TP225D TP208D TP230D TP212D TP206C TP213D TP222D TP230C TP210D TP218D TP217D TP206D TP211D TP212C TP220D TP204D TP210C D208D 3 L204D 1 5mH L204C 1 5mH TH2D TH2C TP227D DA200D 1 2 3 D208C 3 T200D 1 3 4 5 T200C 1 3 4 5 TP202D TP202C TP203D TP209D TP219D TP219C Q203D E C B Q209C E C B Q209D E C B Q201D E C B RL201D 2 3 4 RL201C 2 3 4 RL201D 7 6 5 1...

Page 67: ...0V 2 2 VAG L204B 1 5mH Q200B E C B T200B 1 3 4 5 RL201B 7 6 5 TP207B D205B TP216B ZNR200B FG 1K R219B FG 0 039u C206B 4 D209B TP208B Q203B E C B TP203B AG 50V 4 7u C205B ZNR202B 68 1 4W R204B ZNR201B Q202B E C B TP214B ZNR203B TP220B 10K R221B TP218B TP222B TP209B 68 R205B TP227B TP206B 56K R208B 6 8K R201B TP219B 0 R216B 0 01u C201B 3 3V TP225B 3 C208B 50V 1u TP205B 0 01u C200B TP212B AG 6 8K R20...

Page 68: ...P204A TP207A Q201A TP208A AG TP209A FG ZNR201A D202A 3 AG D205A 0 R216A 6 8K R201A 6 8K R200A RL201A 1 8 33K R210A TP218A TP227A AG TP202A 10K R221A FG TP212A RXD TXPWR 15V 15V 27V AG AG AG U200A 1 6 2 4 3 5 10K R218A Q207A E C B 22 1 4W R202A 221 4W R203A FG 0 01u C209A 0 01u C207A 0 01u C210A RL202A 9 10 8 RL202A 4 3 5 RL200A 4 3 5 T 1 RL200A 9 10 8 R 1 PDRLY TP283 TP284 TP250 RL202A 1 12 R227 6...

Page 69: ...V 0 01u C820 C825 0 01u C822 0 01u C806 0 01u C804 0 01u C817 0 01u C803 0 01u C821 0 01u C809 0 01u C818 0 01u C808 0 01u C814 0 01u C824 0 01u C828 0 01u C830 0 01u C827 0 01u C826 0 01u C829 0 01u 3 3V DG C836 0 01u C835 0 01u 0 01u C842 C838 0 01u 0 01u C843 C833 0 01u 0 01u C841 C834 0 01u C831 0 01u C832 0 01u C839 0 01u C844 0 01u C837 0 01u C840 0 01u BELL_POWER HOOK 2 HOOK 1 BELL 1 HOOK 2...

Page 70: ... TP230H TP212H TP213H TP222H TP230G TP210H TP218H TP217H TP206H TP211H TP212G TP220H TP204H TP210G D208H 3 L204H 1 5mH L204G 1 5mH TH2H TH2G TP227H DA200H 3 D208G 3 1 2 T200H 1 3 4 5 TP202H TP203H TP209H TP219H TP219G TP221H Q203H E C B Q209G E C B Q209H E C B Q201H E C B RL201H 2 3 4 RL201G RL201H 7 6 5 15V 15V 27V AG AG AG U200H 1 6 2 4 3 5 10K R218H Q207H E C B 0 01u C207H FG 0 01u C209H 0 01u ...

Page 71: ...C208F 50V 1u 56K R208F TH2F 50V 4 7u C205F 33K R207F TP216F AG 68 1 4W R204F TP225F TP204F 12K R211F TP218F TP214F TP215F TP207F 47K R215F AG 68 R205F 15K R209F Q200F E C B VAG TP217F TP222F T200F 1 3 4 5 TP210F 3 3V AG 0 01u C200F TP205F TP209F ZNR201F 2 6 8K R201F TP219F AG Q203F E C B D209F 33K R210F ZNR200F Q202F E C B L204F 1 5mH TP203F TP227F 10K R221F 6 8K R200F TP212F TP208F 0 039u C206F T...

Page 72: ...00E Q209E E C B T200E 1 3 4 5 TP202E 3 L204E 1 5mH FG AG VAG TP205E TP210E TP214E 68 1 4W R204E TP206E TP230E 2 6 8K R200E RL201E 2 3 4 TP219E FG Q200E E C B D202E Q202E E C B TP215E RL201E 7 6 5 TH2E 270 R220E D208E 3 D203E 0 01u C201E AG TP212E ZNR203E C208E 50V 1u CN200E 1 EXT 5 EXP TXPWR 15V 15V 27V Q215 VAG R240 100 C214 2 2u DG VAG TP281 22 1 4W R202E FG 0 01u C209E 0 01u C207E 0 01u C210E R...

Page 73: ...K 11 5Q 12 5D 13 6D 14 6Q 15 7Q 16 7D 17 8D 18 8Q 19 VCC 20 TP80 DG 3 3V TP267 TP269 TP268 TP266 BELL 2 BELL 4 BELL 1 BELL 3 TP264 TP265 TP262 TP263 HOOK 1 HOOK 3 HOOK 4 HOOK 2 DG C50 0 1u C49 1u C48 2 2u placementLayer BOTH 3 3V DG IC10 14 7 IC7 1 CLR 2 1Q 3 1D 4 2D 5 2Q 6 3Q 7 3D 8 4D 9 4Q 10 GND 11 CLK 12 5Q 13 5D 14 6D 15 6Q 16 7Q 17 7D 18 8D 19 8Q 20 VCC NCS_EXT D 0 7 NIORD NIOWR NRESET IC10 ...

Page 74: ...TAM1 TAM 2 DOOR2 DOOR1 TP348 VAG R624 0 TP349 C630 0 022 VAG R629 6 8K VAG TP350 C629 0 022 C628 0 022 R628 6 8K R623 0 R622 0 R627 6 8K IC602 1 Y2 2 Y1 3 Y0 4 NC4 NC5 5 6 DATA 7 X0 8 AX0 9 X1 10 AX1 11 X2 12 CS X3 13 14 VSS 15 VEE 16 AY0 17 AY1 18 NC18 19 NC19 20 AY2 21 STR 22 RST 23 Y7 24 Y6 25 Y5 26 Y4 27 Y3 28 VDD TP334 TP332 TP333 TP395 TP366 TP367 TP380 TP396 12V C604 0 022 AG DG 12V C605 0 ...

Page 75: ...G TP347 C609 0 022 12V VAG TP317 TP310 TP319 TP304 TP307 TP301 TP313 TP315 IC603 1 Y2 2 Y1 3 Y0 4 NC4 NC5 5 6 DATA 7 X0 8 AX0 9 X1 10 AX1 11 X2 12 CS X3 13 14 VSS 15 VEE 16 AY0 17 AY1 18 NC18 19 NC19 20 AY2 21 STR 22 RST 23 Y7 24 Y6 25 Y5 26 Y4 27 Y3 28 VDD PAGIN TP344 TP345 TP346 TP352 TP351 R608 0 EXT_BGM AG DG TP305 TP308 TP302 TP311 R606 1 2K R600 1 2K R602 1 2K R603 1 2K R605 1 2K R607 1 2K R...

Page 76: ... 2 1 VAG R642 1 2K R634 0 C611 N C R643 470 C612 0 1 C618 0 056 R657 0 C675 0 0015 C676 0 0082 R666 12K C677 0 1 IC608 3 2 1 AG R652 39K R668 4 7K VAG C678 0 1 R669 N C 3 3V IC608 5 6 7 D606 6 2L R673 2 7K VAG C669 0 022 IC608 8 4 C679 0 1 C681 0 1 TP375 TP371 TP369 TP377 TP370 TP363 TP368 25V 100u C608 AG AG AG AG AG AG AG AG DSP_DTMFG IC611 5 6 7 15V 15V TP381 TP355 TP354 TP359 TP360 TP361 TP364...

Page 77: ...GND 6 OUT 7 VCC VREF 8 C914 470P 250V 10 C910 BELL_POWER R916 47K R910 47K 27V 0 047u C919 TP955 250V 10 C911 Q903 E C B TP931 TP951 90V 0 082u C908 R905 47K DG 15V TP929 DG TP921 C920 0 1u 0 1u C909 TP916 3 3V PC903 1 2 3 4 PC901 1 2 3 4 R932 20KF C902 0 1 250V VZ 24v D905 TP945 TP904 25H z Q910 50V 100mA 150mW 47K E C B R934 180K F 20K R939 Q911 E C B D906 600V 1A 1 2 22K R952 TP959 R912 100 TP9...

Page 78: ... XTP_DG1 XTP_DG4 Q700 E C B DG R701 22K 27V DG 3 3V IC708 2 4 1 TP514 TP502 TP508 R707 1K R702 68K R706 4 7K TP510 CN701 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 DG T 1 R 1 3 3V AG PAGIN DSP_MELO...

Page 79: ... C749 0 1u C744 0 1u C742 0 1u C750 0 1u DG DG DG DG DG DG DG R749 10K R750 10K 3 3V Q 1 4 STD1 STD2 TOE1 TOE2 TP555 TP556 TP554 TP557 TP558 TP553 TP560 TP559 XTP_BAT700 XTP_J703 TP520 IC710 1 2 TP535 NRESET TP584 TP565 TP573 TP564 TP569 TP567 TP581 TP588 TP575 TP577 TP563 TP571 TP596 TP598 TP592 TP591 TP594 620Hz 480Hz PTXE 1 PTXE 2 25Hz RA716 10K 4 3 2 1 8 7 6 5 3 3V TP528 RESET 45 45 46 46 47 4...

Page 80: ...TP795 TP788 TP787 TP801 TP804 TP825 TP786 TP803 DG J704 NC RA722 10K MRSTN RA710 10K 1 2 3 4 5 6 7 8 3 3V RA709 10K 1 2 3 4 5 6 7 8 RA711 10K 1 2 3 4 5 6 7 8 RA712 10K 1 2 3 4 5 6 7 8 RA713 10K 1 2 3 4 5 6 7 8 TP734 RA708 10K 2 1 3 4 5 6 8 7 TP735 D 0 7 MRSTN NIORD NIOWR C728 0 1 TP759 TP737 R735 39 3 3V TP707 3 8 R736 39 C727 0 1 6 TP706 C729 0 1 TP736 TP760 TP708 5 TP739 CN703 7 TP642 TP643 DG R...

Page 81: ...3V TP672 TP704 R705 10K C754 0 1u R722 5 6k C753 0 1u DG CN704 1 2 3 4 5 DG TP829 R731 10K FG Q705 E C B L745 220 FIL707 NC 1 2 3 4 3 3V RA715 10K 1 2 3 4 5 6 7 8 RA714 10K 1 2 3 4 5 6 7 8 TP666 TP664 TP665 TP781 TP782 TP669 TP668 TP671 TP667 TP670 TP691 TP692 TP693 TP703 TP700 TP697 TP695 TP696 TP702 TP701 TP698 TP699 TP694 TP621 R720 10K TP631 TP630 TP628 TP626 TP627 TP625 TP641 TP629 TP640 TP62...

Page 82: ...N C DG DG R5A 22K 1W R7A 3 9K R34B 100K VAG Q5A E C B C11A 0 1 TP38A SFG R18A 0 C10B 180p R19B N C TP16A PC4A 1 2 3 4 R1B 68K C19B 0 068 R41A 3 3K C19A 0 068 R9A 27 R24A 100K TP33A PC1B 1 4 TP53B TP59B IC3B N C 3 4 5 3 3V 3 3V DG DG R35B 100K TP37A TP43A TP20A C4A 0 47 TP57B TP17A R19A N C TP48B TP36A TP2A TP55A 3 3V TP46A C9A 0 068 TP16B IC2A 8 9 6 R15B 100 TP15A TP29A TP34A R27A 300K 2 C12A 0 05...

Page 83: ...0K R43B 2 2K C18B 100p TP46C D3B 1 2 3 4 R37B 0 R10B 12K R18C 0 TP13C TP16C U2C 4 3 5 R28C 300K IC2B 2 1 13 TP19B R16C 2 2K TP23C TP21C TP14B TP41C TP72C R45C 3 3K R47C 47K TP64C TP38C R33C N C TP59C VAG TP11C C1B 220P PC1C 1 4 IC1C 5 6 7 CN1B 1 R42C 1 5K R51C 100K PC2C TP7C C17B 150p TP58B R1C 68K TP33C SA1B C12B 0 056 R6C 68K PC5C 1 2 3 4 TP43C TP26C TP65C R22C 470 R44B N C R36C N C TP18C R20C 1...

Page 84: ...2 C104 470P TP125 R103 22K TP108 D102 C106 1 TP107 D101 C107 1 L102 D104 R109 100K TP115 TP110 DSP_MELODY 5 5G C105 0 1 R106 10K TP113 C103 0 1 DG J102 0 TP109 D100 TP119 VAG TP114 J104 0 D103 TP122 TP118 C109 1 C108 1 L103 TP124 L101 TP116 J103 N C TP120 TP126 R107 22K D105 C111 0 033 R104 100K CN101 MOH 1 2 DG VAG DG Q101 E C B TP112 U2A 1 6 2 DG R50A 47K TP67A 3 3 V Q701 E C B XTP_LED R719 270 ...

Page 85: ...45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53 53 54 54 55 55 56 56 57 57 58 58 59 59 60 60 DSP_MELODY R50B 47K TP67B TP67C DG U2B 1 6 2 R50C 47K DG U2C 1 6 2 IC100 8 4 AG C112 0 022 15V 15V 15V 15V 15V 15V 15V 15V 15V 15V IC4A 5 6 7 TP79B 15V 15V IC4B 5 6 7 C28C 0 022 IC4C 5 6 7 15V IC4C 8 4 TP79A IC4B 8 4 TP79C IC4A 8 4 C28A 0 022 C28B 0 022 XTP_AG XTP_ 3 3V XTP_DG C113 0 1 AG VAG BELLB 1 DS...

Page 86: ...0 R7 10 R52 270k R53 300k R54 300k R55 330k R6 100 D4 BEA1 BEA11 Q1 C8 220p C5 68 R10 4 7k R8 560 R31 0 47 R30 C35 1 R35 1M D35 IC1 5 6 7 8 4 3 2 1 Vout GND Vcc Is NC VH FB CS C9 C14 C19 R19 NC C20 C21 C12 0 0022 PC1 0 0022 NC 0 1 C16 56 0 1 0 22 1 3 R110 R114 R115 R111 PC1 C110 0 1 R112 4 7k D302 2 7k 30k 1k 1k C206 NC C204 0 10 IC301 D301 L301 L201 IC201 C203 NC D201 C202 NC R201 22k R202 2 4k R...

Page 87: ...R728 R725 L735 L737 L731 L733 L734 L739 L741 L742 L736 L730 L738 J704 FIL702 R759 C725 L745 C722 CN703 C728 C727 C808 C844 R731 C729 L728 L729 R729 R651 IC712 Q700 C712 R701 IC708 1 4 5 FIL703 NOR CLR SW2 SW1 C734 C811 R751 R730 R702 C781 D704 C666 R637 R707 R706 J705 C831 C717 16 1 1 1 8 9 16 IC713 L726 IC711 7 8 1 6 5 5 4 3 9 1 1 CN704 4 2 3 9 8 1 7 CN710 CN200B CN200C CN200D CN200E CN200F CN200...

Page 88: ... Q201F C210F C207F C209F Q203F R200F C202F R202F R204F R211F R215F R220F D204F D205F DA200F D208F Q209G C200G D209G C201G Q207G R201G C203G Q200G Q201G C210G C207G C209G Q203G Q202G R200G C202G R202G R204G R211G R215G R220G D204G D205G DA200G D208G Q209H C200H D209H C201H Q207H R201H C203H Q200H Q201H C210H C207H C209H Q203H Q202H R200H C202H R211H R215H R220H D204H D205H DA200H D208H D202F D203F ...

Page 89: ...R33 C14 R35 C15 R19 R26 R18 C10 C23 C12 C24 R24 R42 R41 C21 C25 R37 R36 R31 R32 C18 C7 R16 Q1 Q10 R5 J4 IC4B 1 C28 C27 R55 R56 PC3 C5 C6 PC5 R4 PC2 C13 T1 1 1 7 8 14 4 5 8 PC1 PC4 D2 D5 R30 R28 C17 R25 IC1B C23 IC3 D1 R2 R12 R54 C29 ZNR2 VA1 L1 SA1B D4 R9 C3 R44 R50 Q3 U2 Q5 R33 C14 R35 C15 R19 R26 R18 C10 C12 C24 R24 R42 R41 C21 C25 R37 R36 R31 R32 C18 C7 R16 Q10 R5 J4 IC4C 1 C28 C27 R55 R56 PC3 ...

Page 90: ...R20 C20 R43 R38 C19 R39 R34 R47 R49 R23 R22 C8 D6 R3 C30 Q2 C1 R13 J2 D3 R51 R57 R14 R52 R10 R8 J3 J5 ZNR1 RL1 R15 C2 IC2B 1 7 8 14 R1 C22 R45 R46 R21 C9 C4 R6 R11 R7 C11 R17 R29 R27 C16 R40 R20 C20 R43 R38 C19 R39 R34 R47 R49 R23 R22 C8 D6 R3 C30 Q2 C1 R13 J2 D3 R51 R57 R14 R52 R10 R8 J3 J5 ZNR1 RL1 R15 C2 IC2A 1 7 8 14 R1 C22 R45 R46 R21 C9 C4 R6 R11 R7 C11 R17 R29 R27 C16 R40 R20 C20 R43 R38 C1...

Page 91: ... F501 R202 C302 C301 L301 C101 J102 J106 T1 J10 J12 D101 D301 C109 J103 CN501 J108 KX TEA308NE POWER SUPPLY BOARD COMPONENT VIEW 22 3 2 BOTTOM VIEW D509 D508 R506 R517 R505 R502 R250 BEA501 R113 IC101 C110 R112 C307 C14 C19 J3 C16 R7 R6 C12 R53 R11 R71 R72 R73 IC1 R52 R55 R54 R8 R10 BEA1 C9 J2 C35 R35 D35 C21 R14 R5 R4 D16 D15 R19 C304 R350 C501 R508 R511 R513 R515 R514 R518 R509 R520 C202 C203 R3...

Page 92: ...23 KX TE82460NE 2 PORT DOORPHONE CARD 92 KX TEA308NE ...

Page 93: ...23 1 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED 93 KX TEA308NE ...

Page 94: ...peners 1 Loosen the screws and open the cable and front covers 2 Before installing the optional service card cut and remove the dummy cover from the main unit 3 Attach the 2 Port Doorphone Card to the main unit connect the cord to the Doorphone Card Connector and secure the screws 4 Close the covers and secure the screws 94 KX TEA308NE ...

Page 95: ...KX TE82460NE This doorphone door opener card is composed of the control interface with KX TEA308 and two doorphone interfaces and two dooropener interfaces section 1 Doorphone section This card has two doorphone interfaces this system has only two door phone intercom paths This doorphone intercom path is composed of the send amplifier and receive amplifier circuits The interfaces have the doorphon...

Page 96: ...23 5 TROUBLESHOOTING GUIDE 23 5 1 Can Not Call From Doorphone 23 5 2 Can Not Talk 23 5 3 Can Not Use Dooropener 96 KX TEA308NE ...

Page 97: ... DCN4 I Reserve 2 DOOR_SW1 O Connect DOOR 1 to Port 1 23 6 2 IC7 IC8 23 6 2 1 IC7 Pin No Pin Name I O Description 5 TONE_SW1 O Connect Tone to Port 1 6 DOOR_SW2 O Reserve 9 TONE_SW2 O Reserve 12 DOOR_SW3 O Connect DOOR 2 to Port 3 15 TONE_SW3 O Connect Tone to Port 3 16 DOOR_SW4 O Reserve 19 TONE_SW4 O Reserve 23 6 2 2 IC8 Pin No Pin Name I O Description 2 BUSY1 O Power Supply Function 5 BUSY2 O R...

Page 98: ...ption 9 BUSY4 O Reserve 12 DOPN1 O Door Opener Control 15 DOPN2 O Reserve 16 DOPN3 O Door Opener Control 19 DOPN4 O Reserve 23 7 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 23 8 ACCESSORIES AND PACKING MATERIALS 98 KX TEA308NE ...

Page 99: ... IC IC1C C0ABBB000179 IC IC2A C0ABBB000179 IC IC2C C0ABBB000179 IC IC5 PSVICD4066BS IC S IC6 C0JBAZ001852 IC IC7 PSVISNLV273A IC S IC8 PSVISNLV273A IC S IC9 PSVITCVT138T IC S IC10 C0JBAE000253 IC IC11 C0JBAZ002268 IC TRANSISTORS Q1A UN5113 TRANSISTOR SI S Q1C UN5113 TRANSISTOR SI S Q2A UN5213 TRANSISTOR SI S Q2C UN5213 TRANSISTOR SI S Q3A PQVTDTC124EU TRANSISTOR SI S Q3C PQVTDTC124EU TRANSISTOR SI...

Page 100: ...3 10K R2A ERJ3GEYJ222 2 2K R2C ERJ3GEYJ222 2 2K R3A ERJ3GEYJ222 2 2K R3C ERJ3GEYJ222 2 2K R4A ERJ3GEYJ224 220K R4C ERJ3GEYJ224 220K R52 ERJ3GEYJ221 220 R5A ERJ3GEYJ103 10K R5C ERJ3GEYJ103 10K R6A ERJ3GEYJ182 1 8K R6C ERJ3GEYJ182 1 8K R7A ERJ3GEYJ101 100 R7C ERJ3GEYJ101 100 R8A ERJ3EKF1151 1150 R8C ERJ3EKF1151 1150 R9A ERJ3GEYJ103 10K R9C ERJ3GEYJ103 10K R10A ERJ3GEYJ334 330K R10C ERJ3GEYJ334 330K ...

Page 101: ...C DIAGRAM Note 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 101 KX TEA308NE ...

Page 102: ...AG AG IC1C 5 6 7 TP95 R7C 100 TP28 R19C 10K C7C 330P 15V TP67 R9C 10K TP71 R2C 2 2K VAG C4C 0 033 AG R6C 1 8K DG TP73 L2C Q3C E C B TP16 TP84 TP4 IC2C 1 2 3 4 8 TP85 TP63 VAG TP41 R20C 0 15V TP46 TP50 DG R1C 10K R15C 3 9K T1C 4 6 3 2 1 VAG C14C 50V 1u VAG R14C 10K DG R4C 220K TP25 IC1C 1 2 3 4 8 C6C 0 1 TP38 15V TP141 DG R23A 10K 15V DG R21A 10K TP114 15V R21C 10K DG 15V R23C 10K DG U6C 4 3 5 U6C ...

Page 103: ...44 TP242 TP245 TP225 TP226 TP224 TP229 TP231 TP227 TP228 TP230 IC10 14 7 TP259 IC10 5 4 6 0 1u C20 3 3V DG TP118 TP117 TP122 TP121 TP260 TP261 IC11 5 3 TP264 C27 0 022 3 3V IC11 2 4 1 TP263 TP232 DOOR 2 TONE DOOR1 DG DG C101 22P DG 3 3V TP265 TP266 TP267 TP268 TP269 TP270 TP271 TP272 TP273 TP274 TP275 TP276 TP277 RA2 22 1 2 3 4 5 6 7 8 RA1 22 1 2 3 4 5 6 7 8 RA3 220 1 2 3 4 5 6 7 8 TP233 TP236 TP2...

Page 104: ...C Q1C C11C R25A C11A C226 D4A D3C D2A D3A R22A R22C C5A C13A C13C R17A R17C CN3 CN2 R6A R7A ZNR1C ZNR1A ZNR2 J100 D5A D5C R7C R6C D2C C120 C8C C5C C4A C8A C12A R5A D4C R24A C224 IC2C IC1C IC1A IC2A C100 R4C R20C R13C R12C R25C R24C R21C Q2C Q7A Q1A Q2A Q8A Q8C RL2C RL2A L1A 308 L2A PSUP1507Z A PbF PbF DPH2 KX TE82460 L1C L2C C14A Q3A R23A C9A R1A R10A C7A R19A R14A R3A R8A R15A C6A R2A C10A R4A R2...

Page 105: ...24 KX TE82492NE 2 CHANNEL VOICE MESSAGE CARD 105 KX TEA308NE ...

Page 106: ...24 1 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED 106 KX TEA308NE ...

Page 107: ...d front covers 2 Slid the card between the guiderails until it clicks and attach the connector to it 3 Close the cover and secure the screws Note To uninstall the card follow the instructions illustrated below 1 Push the catch on the side of one guardrail in the direction of the arrow to release it 2 Lift the edge of the card while holding the catch open Do not touch the circuit board of the card ...

Page 108: ...1 NRD NWR LA 4 1 NCS NWR NRD NCS LD 7 0 NRD LD 7 0 TAM1 Flash Memory 16M DSP LD 7 0 RSTN NACK 1 NDSPCS 1 RSTN NACK 2 NDSPCS 2 LA 1 NRD NWR LD 7 0 74LV 373 74LV 138 TAM2 KX TE82492NE VOICE MESSAGE BLOCK DIAGRAM Lout 1 Lin 1 Lout 2 Lin 2 IC1 IC2 IC3 IC4 IC8 IC7 IC9 IC12 IC13 108 KX TEA308NE ...

Page 109: ...rcuit Operation This card has two BV record and play circuits DSP IC is controlled by Main Cpu In case of recording the voice from CO EXT is through the crosspoint SW and DSP and recorded to Memory IC In case of playing the BV is through the cross point SW and sent to EXT or CO 109 KX TEA308NE ...

Page 110: ...24 5 TROUBLESHOOTING GUIDE 24 5 1 PBX cannot work 110 KX TEA308NE ...

Page 111: ...24 5 2 Cannot Erase 24 5 3 Cannot Record Playback 111 KX TEA308NE ...

Page 112: ...D 1 I Write data 7 LD 2 I Write data 8 LD 3 I Write data 13 LD 4 I 14 LD 5 I 17 LD 6 I 18 LD 7 I IC7 2 LD 0 O 5 LD 1 O 6 LD 2 O 9 LD 3 O Read data 12 LD 4 O Read data 15 LD 5 O 16 LD 6 O 19 LD 7 O 3 DSPACK 1 I DSP1 Acknowledge 4 DSPACK 2 I DSP2 Acknowledge 7 RSTN I DSP Reset 8 PDN I DSP Power Down 13 CARDID 0 I Card ID 14 CARDID 1 I Card ID 17 CARDID 2 I Card ID 18 CARDID 3 I Card ID 112 KX TEA308...

Page 113: ...24 7 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 24 8 ACCESSORIES AND PACKING MATERIALS 113 KX TEA308NE ...

Page 114: ...K000018 IC IC7 C0JBAZ001852 IC IC8 PSVISNLV273A IC S IC9 PSVITCVT138T IC S IC10 C0JBAE000149 IC IC11 PQVITC7SZU04 IC S IC12 PQVINJM4558V IC S IC13 PQVINJM4558V IC S IC14 C0JBAA000288 IC IC15 PSVIPST596IN IC DIODES D1 MA143 DIODE SI S D2 MA143 DIODE SI S CONNECTORS CN1 K1KB30B00031 CONNECTOR 30P CRYSTAL OSCILLATOR X1 H0J138500003 CRYSTAL OSCILLATOR COMPONENTS PARTS RA1 D1H82214A024 RESISTOR ARRAY 2...

Page 115: ...RJ3GEYJ105 1M Ref No Part No Part Name Description Remarks R6 ERJ3GEY0R00 0 R17 ERJ3GEY0R00 0 R18 ERJ3GEY0R00 0 R19 ERJ3GEY0R00 0 R20 ERJ3GEY0R00 0 R23 ERJ3GEYJ222 2 2K R26 ERJ3GEYJ222 2 2K R28 ERJ3GEYJ102 1K R29 ERJ3GEYJ102 1K R30 ERJ3GEYJ103 10K R31 ERJ3GEYJ103 10K R32 ERJ3GEYJ823 82K R33 ERJ3GEYJ823 82K R34 ERJ3GEYJ823 82K R35 ERJ3GEYJ823 82K R36 ERJ3GEYJ103 10K R37 ERJ3GEYJ103 10K R38 ERJ3GEYJ...

Page 116: ... NC C25 NC DG DG R3 10 TP191 C29 5600p C30 5600p C14 1000p R2 1k R69 68 R70 68 TP88 TP89 TP74 TP75 0 1u C19 DG 0 1u C21 DG 3 3V DG C8 0 01u IC10 8 4 IC14 5 3 IC3 1 AGPIO1 2 AGPIO2 3 AGPIO3 4 AGPIO4 5 AGPIO5 6 AGPIO6 7 AGPIO7 8 AGPIO8 9 AGPIO9 10 AGPIO10 11 AGPIO11 12 AGPIO12 13 AGPIO13 14 VCC14 15 GND15 16 HDB0 17 HDB1 18 HDB2 19 HDB3 20 HDB4 21 HDB5 22 HDB6 23 HDB7 24 HWRN 25 HRDN 26 HILO 27 ACKN...

Page 117: ...TP284 TP281 TP280 TP276 TP282 TP275 TP278 TP277 TP283 R57 220 R56 220 R55 220 TP297 TP302 TP298 TP304 TP303 TP301 TP300 TP305 TP299 TP307 TP306 TP308 TP310 TP309 TP311 TP312 DG XTP_ 15V 3 3V XTP_3 3V XTP_VAG XTP_DG2 15V VAG XTP_DG1 DG D1 1 2 3 3 3V DG D2 1 2 3 DG 3 3V C82 0 01u C81 0 01u C83 0 01u DG 3 3V C84 0 01u J101 NC TP291 TP290 0 01u C69 0 01u C70 DG 0 01u C71 TP233 TP234 TP235 TP236 TP237 ...

Page 118: ...C28 C82 IC11 B 24 12 2 Bottom View R2 C72 C88 C24 C89 C74 C29 C19 C91 R63 C42 C49 R37 R33 R30 R44 R45 R49 C55 R48 C54 R51 C57 R35 C43 C22 C14 C15 C7 C75 R64 C26 IC1 IC12 IC13 R52 R39 C45 R38 C44 C37 C58 C84 RA1 IC9 9 8 1 16 R28 3 3V R18 R19 3 2 1 5V FIL5 FIL6 C23 R61 R62 C94 C78 C92 C93 R66 R65 RA5 DG1 TCK2 INM2 PNS2 C18 C16 C60 C95 C80 C21 C30 C85 C25 C27 C66 KX TE82492 TA82492 BV TDO2 C83 FIL1 C...

Page 119: ...25 KX TE82493NE 3 PORT CALLER ID CARD 119 KX TEA308NE ...

Page 120: ...25 1 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED 120 KX TEA308NE ...

Page 121: ...ontact your telephone company 1 Loosen the screws and open the cable and front covers 2 Slid the card between the guiderails until it clicks and attach the connector to it Note Use extra care to make sure you do not damage the part of the case marked with a circle 3 Close the covers and secure the screws Note To uninstall the card follow the instructions illustrated below 1 Push the catch on the s...

Page 122: ...ard KX TE82493NE 25 4 1 1 Call ID Detect Circuit Circuit Operation This card has three CALL ID detect circuits for support of three COL parts If necessary to detect CALL ID on eight COLS then three KX TE82493 cards are required to be installed in the system If only required to detect CALL ID on three COLS then only one KX TE82493 card is required Incoming signal from COL is detected by CALL ID IC ...

Page 123: ...25 5 TROUBLESHOOTING GUIDE 25 5 1 Cannot Receive CALL ID Data FSK 25 5 2 Cannot Receive CALL ID Data DTMF 123 KX TEA308NE ...

Page 124: ...of CID Device 30 NSTD 2 In Alert Signal of CID Device 41 In Reserve 17 TD 0 In Stutter Tone Detection Signal 25 TD 1 In Stutter Tone Detection Signal 32 TD 2 In Stutter Tone Detection Signal 43 In Reserve 55 Q 0 In DTMF Receiving Data 56 Q 1 In 59 Q 2 In 60 Q 3 In 61 STD 0 In DTMF Status 62 STD 1 In 63 STD 2 In 64 NPT_CID In Type of Card 0 Pay Tone Card 1 CTD Card 65 TOE 0 Out DTMF Output Enable 6...

Page 125: ...Pin No Pin Name I O Description 72 Out Reserve 73 Out Reserve 74 Out Reserve 75 Out Reserve 125 KX TEA308NE ...

Page 126: ...25 7 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 25 8 ACCESSORIES AND PACKING MATERIALS 126 KX TEA308NE ...

Page 127: ...PQVINJM2904V IC S IC7 C1CB00001561 IC IC8 C1CB00001469 IC IC16 C0JBAB000539 IC IC17 C0JBAB000539 IC IC19 C0CBAAC00083 IC TRANSISTORS Q1A UN5213 TRANSISTOR SI S Q1B UN5213 TRANSISTOR SI S Q1C UN5213 TRANSISTOR SI S DIODES D1A MA111 DIODE SI S D1B MA111 DIODE SI S D1C MA111 DIODE SI S D2A MA111 DIODE SI S D2B MA111 DIODE SI S D2C MA111 DIODE SI S D3A MA111 DIODE SI S D3B MA111 DIODE SI S D3C MA111 D...

Page 128: ...ERJ3GEYJ474 470K R10B ERJ3GEYJ474 470K R10C ERJ3GEYJ474 470K R11 ERJ3GEYJ221 220 R11A ERJ3EKF4703 470K R11B ERJ3EKF4703 470K R11C ERJ3EKF4703 470K Ref No Part No Part Name Description Remarks R12 ERJ3GEYJ221 220 R13 ERJ3GEYJ221 220 R14A ERJ3GEYJ104 100K R14B ERJ3GEYJ104 100K R14C ERJ3GEYJ104 100K R15 ERJ3GEYJ103 10K R16 ERJ3GEYJ103 10K R17 ERJ3GEYJ103 10K R17A ERJ3GEYJ394 390K R17B ERJ3GEYJ394 390...

Page 129: ...C DIAGRAM Note 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 129 KX TEA308NE ...

Page 130: ...36 TP19 TP45 TP5 TP37 TP22 TP7 TP21 TP41 TP18 TP35 TP46 TP26 TP12 TP14 TP11 TP39 TP15 TP40 TP44 TP25 TP6 TP48 TP9 TP42 TP10 TP24 TP47 TP38 TP32 TP29 TP34 TP20 C65 NC R65 0 R66 0 C66 NC TP186 TP185 C17A 3300P R34A 10KF R20A 4 7K R23A 2 2KF C14A 0 068 R26A 18KF R24A 5 6KF 3 3V C15A 0 068 R21A 220KF 3 3V IC2A 3 2 1 C18A 0 22 R35A 220KF R22A 390K F R36A 0 C19A 3300P IC2A 5 6 7 R25A 10KF D3A R33A 100K ...

Page 131: ...TP160 TP66 TP91 TP135 TP173 TP159 TP92 TP132 TP176 TP126 TP94 TP134 TP183 TP127 TP93 TP133 TP124 TP170 TP115 TP95 TP136 TP69 TP144 TP125 TP114 TP96 TP138 TP68 TP145 TP59 TP116 TP98 TP139 TP73 TP143 TP57 TP117 TP97 TP137 TP142 TP58 TP118 TP99 TP140 TP146 TP181 TP100 TP141 TP77 TP50 TP70 TP102 TP175 TP149 TP79 TP51 TP101 TP168 TP148 TP78 TP52 TP103 TP147 TP174 TP80 TP165 TP106 TP153 TP71 TP82 TP123 ...

Page 132: ...55 C57 C56 R82 C59 R18 C44 R86 C35 R19 RA5 X3 R27C RA7 RA8 RA6 25 12 2 Bottom View C7C R7C D1C C6C R5C C66 R8B R10B C7B R7B D1B C6B C7A C65 R65 R8A R10A R7A C6A R11A R5A D1A R10C R8C C80 R11C R66 C18B C17B C4 C31 C60 DG 3 3V 20M D2B D2A R17B R19B J15 J16 FIL5 R19A R17A 1 C13A C13B C10B C10C C13C 13 12 FIL8 FIL2 C5 C6 C3 C15B C42 C18A C34 C17A C16C C16B C16A R23C R25C R25B R35C R35B R35A R55 J14 C7...

Page 133: ...26 KX A227X BACK UP BATTERY CABLE 133 KX TEA308NE ...

Page 134: ...26 1 ACCESSORIES AND PACKING MATERIALS 134 KX TEA308NE ...

Page 135: ...ty When replacing any of these components only use specified manufacture s parts 3 The S mark means the part is one of some identical parts For that reason it may be different from the installed part 4 ISO code Example ABS 94HB of the remarks column shows quality of the material and a flame resisting grade about plastics 5 RESISTORS CAPACITORS Unless otherwise specified All resistors are in ohms Ω...

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