Panasonic KX-TD612NE Service Manual Download Page 7

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1.8.2. HOW TO REMOVE THE POWER SUPPLY BOARD (Procedure 1 2)

1. Open the upper cabinet. (Refer to steps 1~3 of No.1.8.1.)

2. Remove the 3 screws B.

3. Remove the power unit cover.

4. Pull out the 4 connectors.

5. Remove the 1 screw C.

6. Remove the power supply board ass’y.

Summary of Contents for KX-TD612NE

Page 1: ...a Electric Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law 1 INTRODUCTION 1 1 SAFETY PRECAUTIONS 1 Before servicing unplug the power cord to prevent an electric...

Page 2: ...of the plug with a jumper wire 2 Turn on the power switch 3 Measure the resistance value with an ohmmeter between the jumpered AC plug and each exposed metal cabinet part screwheads control shafts han...

Page 3: ...that dispose of any quantity of lithium cells should have a mechanism in place to account for their ultimate disposition This is a good practice for all types of commercial or industrial waste Recomme...

Page 4: ...F DP 6 Connector ISDN lines RJ45 Modular connector Extension lines 8pin terminal block Doorphone 9pin terminal block Paging Output Two conductors Jack MINI JACK 3 5 mm diameter External Music Input Tw...

Page 5: ...er of Station 1 for a KX T7531 KX T7533 KX T7536 KX T7230 KX T7235 KX KX T7130 KX T7020 KX T7050 or a single line telephone 2 parallel connection of a proprietary telephone and a single line telephone...

Page 6: ...HOW TO REMOVE THE COVER Procedure 1 1 Loosen the screw A 2 Slide the top upper cabinet to the direction of the arrow while pressing the marked position 3 Remove the 2 screws B 4 Open the upper cabine...

Page 7: ...SUPPLY BOARD Procedure 1 2 1 Open the upper cabinet Refer to steps 1 3 of No 1 8 1 2 Remove the 3 screws B 3 Remove the power unit cover 4 Pull out the 4 connectors 5 Remove the 1 screw C 6 Remove th...

Page 8: ...1 8 3 HOW TO REMOVE THE MAIN BOARD Procedure 1 3 1 Pull out the connector 2 Remove the 2 screws B and D 3 Remove the main board 8...

Page 9: ...2 KX TD612NE MAIN UNIT 2 1 CIRCUIT OPERATIONS 2 1 1 OUTLIES AND FUNCTIONS OF EACH UNIT In this section the unit compositions outlines and functions of this system are described as 9...

Page 10: ...s of DC voltage 26V and 5 8V from AC power supply and supply them to the system Function Description DC voltage generation function This function generates two DC voltage 26V 5 8V from the AC power su...

Page 11: ...troller Controls the transmission of DPITS data Two channels controller are equipped Equivalent to MT8952B for KX TD Clock Function Equivalent to Clock IC MS6242 for KX TD series Tone Generator Detect...

Page 12: ...ges It conducts the system when 5V voltage is derated Back up Function Back up the around CPU 5V when AC power momentarily fails Back up the system data of RAM by lithium battery Bell Signal Generator...

Page 13: ...34 C31 and PC2 When AC power is on pin 4 of PC4 is high When AC power is turned off pin 4 of PC2 changes to low 4 Battery back up function This back up battery adapter circuit has DC supply function f...

Page 14: ...Generator HW1 ISDN 1 3 Paging Music on hold Door phone Option HW2 EXT 1 8 DPT EXT 1 4 APT SLT HW3 EXT 5 8 APT SLT b Clock Function This function supplies a real time clock to the system This function...

Page 15: ...the voice data 2 D channel communication The data are transferred between the DPT comm Path and the HDLC controller serial bus The transmitting capability is 16 kbps Because the communication between...

Page 16: ...C501 ISDN Transformer T500 T501 etc Circuit Operation This circuit has the S Bus interface circuit and the ISDN lower LAYER LAYER 1 only control circuit The component switches B and D channel between...

Page 17: ...lephone off hook a DC loop is formed and current is supplied to the telephone This circuit is limited to about 25mA by R610 D601 R614 and D602 24V R611 R610 Q602 RL60 L602 telephone L603 RL60 Q603 R61...

Page 18: ...R632 GND Bell transformer 4 APT DPT Circuit Composition Q600 Q601 T600 etc Circuit Operation The circuit functions the wave shaping and the level conversion between the date line from the telephone te...

Page 19: ...n Circuit When the call button of Door Phone isn t pushed base of Q110 is high When corrector of Q110 is low input pin of G A IC101 is low When the call button of Door Phone is pushed base of Q110 is...

Page 20: ...dials presented by SLT This circuit is composed of the 4 to 1 Analogue Switches IC602 IC603 and the DTMF Receiver IC IC604 IC605 This circuit is incorporated two lines on one card each line is connect...

Page 21: ...detects AC power off and 5V turn off If AC power is turned off Power Supply Unit presents Low to I O port in the CPU If 5V is turned off Reset IC IC115 presents Low to reset pin of Gate Array to rese...

Page 22: ...3 TROUBLESHOOTING GUIDE 3 1 NO OPERATION Check POWER SUPPLY BOARD MAIN BOARD 3 2 NO DIAL TONE Check MAIN BOARD 22...

Page 23: ...3 3 CAN NOT DIAL Check MAIN BOARD 23...

Page 24: ...24...

Page 25: ...3 4 CAN NOT ACCESS AN EXTENSION Check MAIN BOARD 25...

Page 26: ...26...

Page 27: ...3 5 CAN NOT ACCESS TO ISDN Check MAIN BOARD 4 SCHEMATIC DIAGRAM AND PRINTED CIRCUIT BOARD 4 1 SCHEMATIC DIAGRAM MAIN 4 2 SCHEMATIC DIAGRAM MAIN 5 PRINTED CIRCUIT BOARD 27...

Page 28: ...8 1 1 PREPARATION SOLDER Sparkle Solder 115A 1 115B 1 or Almit Solder KR 19 KR 19RMA Soldering iron Recommended power consumption is between 30 W to 40 W Temperature of Copper Rod 662 50 F 350 10 C A...

Page 29: ...e same time After removing the Flat IC and when attaching the new IC remove any of the excess solder on the land using the soldering wire etc If the excess solder is not removed from the land the IC w...

Page 30: ...C 3 Solder using the specified solder in the direction of the arrow by sliding the soldering iron 8 1 4 BRIDGE MODIFICATION PROCEDURE 1 Lightly re solder the bridged portion 2 Remove the remaining sol...

Page 31: ...8 3 IC DATA 8 3 1 CPU IC100 PORT MAP 31...

Page 32: ...CODEC EXT3 Power Control H power on L power 69 EX2PDN O CODEC EXT2 Power Control H power on L power 70 EX1PDN O CODEC EXT1 Power Control H power on L power 139 ACPDN I AC power down detection H norma...

Page 33: ...ad Pulse 181 INT I ISDN Chip interrupt H normal L interrupt 180 S0CSNMA O ISDN Chip Select 1 H negate L assert 179 S0CSN 0 O ISDN Chip Select 0 H negate L assert 178 ALE O Reserved 35 DREADY I Door ph...

Page 34: ...O Bell Relay EXT6 Control not used 49 BELL5 O Bell Relay EXT5 Control not used 48 BELL4 O Bell Relay EXT4 Control H relay on L relay off 47 BELL3 O Bell Relay EXT3 Control H relay on L relay off 46 BE...

Page 35: ...8 5 1 ACTUAL SIZE OF SCREWS 35...

Page 36: ...8 5 2 SHORT PLUG 36...

Page 37: ...8 6 ACCESSORIES AND PACKING MATERIALS 37...

Page 38: ...38...

Page 39: ...embly and in accordance with the laws governing parts and product retention After the end of this period the assembly will no longer be available 2 Important safety notice Components identified by mar...

Page 40: ...7Z CONNECTOR 7P 11 PSKE1020Y1 POWER UNIT COVER S 12 PSKF1030V1 UPPER CABINET S 13 PSKM1056X1 LOWER CABINET S 14 PSKV1010Z1 FRONT COVER S 15 PSLT1K9M2A TRANSFORMER BELL 16 PSMH1135Z POWER METAL 17 PSMH...

Page 41: ...PSPD1143Z CUSHION P2 PSPK1737Z PACKING CASE P3 PSPN1089Z INNER BOX P4 PSPP1050Z PROTECTION COVER 9 3 MAIN BOARD PARTS Ref No Part No Part Name Description Remarks MAIN BOARD PARTS PCB1 PSWP1TD612NE M...

Page 42: ...SC4081R TRANSISTOR SI Q109 2SA1576R TRANSISTOR SI Q110 PQVTDTC124EU TRANSISTOR SI Q111 PQVTDTC143E TRANSISTOR SI Q112 PQVTDTC143E TRANSISTOR SI Q113 PQVTDTC143E TRANSISTOR SI Q114 2SK1896 TRANSISTOR S...

Page 43: ...105WT LED D101 MA4200 DIODE SI D102 PQVDHZS2B1 DIODE SI D103 PQVDHZS2B1 DIODE SI D104 MA4068 DIODE SI D105 MA110 DIODE SI D106 MA110 DIODE SI D107 MA110 DIODE SI D108 MA4120 DIODE SI D109 MA700A DIODE...

Page 44: ...DIODE SI D603B MA110 DIODE SI D603C MA110 DIODE SI D603D MA110 DIODE SI D604A MA110 DIODE SI D604B MA110 DIODE SI D604C MA110 DIODE SI D604D MA110 DIODE SI D605A PSVDRB521S3T DIODE SI D605B PSVDRB521...

Page 45: ...E106 COIL L601H PQLE106 COIL L602A PQLE106 COIL L602B PQLE106 COIL L602C PQLE106 COIL L602D PQLE106 COIL L603A PQLE106 COIL L603B PQLE106 COIL L603C PQLE106 COIL L603D PQLE106 COIL L604 PQLQR1T2R2M CO...

Page 46: ...R257 PQLQR1RM601 COIL R258 PQLQR1RM601 COIL R259 PQLQR1RM601 COIL R260 PQLQR1RM601 COIL R261 PQLQR1RM601 COIL R272 PQLQR1RM601 COIL R274 PQLQR1RM601 COIL R275 PQLQR1RM601 COIL R276 PQLQR1RM601 COIL R2...

Page 47: ...R331 PQLQR1RM601 COIL R332 PQLQR1RM601 COIL R333 PQLQR1RM601 COIL R334 PQLQR1RM601 COIL R335 PQLQR1RM601 COIL R336 PQLQR1RM601 COIL R339 PQLQR1RM601 COIL R340 PQLQR1RM601 COIL R341 PQLQR1RM601 COIL R3...

Page 48: ...P PLUG1 PQJS02S12Z CONNECTOR 2P PLUG2 PQJS02S12Z CONNECTOR 2P PLUG3 PQJS02S12Z CONNECTOR 2P PLUG4 PQJS02S12Z CONNECTOR 2P SW500 PQJP03G47X CONNECTOR 3P SW501 PQJP03G47X CONNECTOR 3P SW502 PQJP03G47X C...

Page 49: ...Z4A TRANSFORMER T600G PSLT9Z4A TRANSFORMER T600H PSLT9Z4A TRANSFORMER VARISTORS SA500 PSVDRA311PC6 VARISTOR SA501 PSVDRA311PC6 VARISTOR SA502 PSVDRA311PC6 VARISTOR SA503 PSVDRA311PC6 VARISTOR SA504 PS...

Page 50: ...PQVDNV039D03 VARISTOR S ZNR62A PQVDNV039D03 VARISTOR S ZNR62B PQVDNV039D03 VARISTOR S ZNR62C PQVDNV039D03 VARISTOR S ZNR62D PQVDNV039D03 VARISTOR S ZNR63A PQVDNV039D03 VARISTOR S ZNR63B PQVDNV039D03...

Page 51: ...EYJ330 33 R143 ERJ3GEYJ330 33 R144 ERJ3GEYJ330 33 R145 ERJ3GEYJ330 33 R146 ERJ3GEYJ330 33 R147 ERJ3GEYJ330 33 R148 ERJ3GEYJ330 33 R149 ERJ3GEYJ473 47K R150 ERJ3GEYJ473 47K R151 ERJ3GEYJ473 47K R152 ER...

Page 52: ...47K R193 ERJ3GEYJ473 47K R194 ERJ3GEYJ473 47K R195 ERJ3GEYJ473 47K R196 ERJ3GEYJ473 47K R197 ERJ3GEYJ473 47K R198 ERJ3GEYJ473 47K R199 ERJ3GEYJ473 47K R200 ERJ3GEYJ473 47K R201 ERJ3GEYJ473 47K R202 E...

Page 53: ...K R288 ERJ3GEYJ473 47K R289 ERJ3GEYJ473 47K R290 ERJ3GEYJ470 47 R295 ERJ3GEYJ470 47 R298 ERJ3GEYJ330 33 R299 ERJ3GEYJ103 10K R300 ERJ3GEYJ473 47K R316 ERJ3GEYJ473 47K R337 ERJ3GEYJ473 47K R338 ERJ3GEY...

Page 54: ...R10 0 1 R411 PQ4R10XJ122 1 2K S R412 PQ4R10XJ512 5 1K S R414 ERDS2TJ152 1 5K R415 PQ4R10XJ223 22K S R416 PQ4R10XJ104 100K S R417 PQ4R10XJ104 100K S R418 PQ4R10XJ123 12K S R419 ERJ3GEYJ473 47K R420 ERJ...

Page 55: ...ERJ3GEYJ470 47 R483 ERJ3GEYJ470 47 R485 ERJ3GEY0R00 0 R486 ERJ3GEY0R00 0 R487 ERJ3GEY0R00 0 R489 ERJ3GEYJ473 47K R490 ERJ3GEYJ473 47K R491 ERJ3GEYJ473 47K R492 ERJ3GEYJ473 47K R493 ERJ3GEYJ330 33 R494...

Page 56: ...470 R600F ERJ3GEYJ471 470 R600G ERJ3GEYJ471 470 R600H ERJ3GEYJ471 470 R601A ERJ3GEYJ222 2 2K R601B ERJ3GEYJ222 2 2K R601C ERJ3GEYJ222 2 2K R601D ERJ3GEYJ222 2 2K R601E ERJ3GEYJ222 2 2K R601F ERJ3GEYJ...

Page 57: ...ERJ3GEYJ222 2 2K R607B ERJ3GEYJ222 2 2K R607C ERJ3GEYJ222 2 2K R607D ERJ3GEYJ222 2 2K R607E ERJ3GEYJ222 2 2K R607F ERJ3GEYJ222 2 2K R607G ERJ3GEYJ222 2 2K R607H ERJ3GEYJ222 2 2K R608A ERJ3GEYJ222 2 2K...

Page 58: ...EYJ272 2 7K R618C ERJ3GEYJ272 2 7K R618D ERJ3GEYJ272 2 7K R619A ERJ3GEYJ391 390 R619B ERJ3GEYJ391 390 R619C ERJ3GEYJ391 390 R619D ERJ3GEYJ391 390 R620A ERJ3GEYJ272 2 7K R620B ERJ3GEYJ272 2 7K R620C ER...

Page 59: ...00K R631C ERJ3GEYJ104 100K R631D ERJ3GEYJ104 100K R632A ERJ1WYJ102V 1K R632B ERJ1WYJ102V 1K R632C ERJ1WYJ102V 1K R632D ERJ1WYJ102V 1K R633A PQ4R10XJ473 47K S R633B PQ4R10XJ473 47K S R633C PQ4R10XJ473...

Page 60: ...04KBV 0 1 C113 ECUV1C104KBV 0 1 C114 ECUV1H470JCV 47P C115 ECUV1H470JCV 47P C116 ECUV1H470JCV 47P C119 ECUV1H470JCV 47P C120 ECUV1H470JCV 47P C121 ECUV1H100DCV 10P C122 ECUV1H100DCV 10P C123 ECUV1C104...

Page 61: ...5P C164 ECUV1C104KBV 0 1 S C165 ECUV1C104KBV 0 1 S C166 ECUV1C104KBV 0 1 S C167 ECUV1C104KBV 0 1 S C168 ECUV1C104KBV 0 1 S C169 ECUV1H181JCV 180P C170 ECUV1C104KBV 0 1 S C171 ECUV1C104KBV 0 1 S C172 E...

Page 62: ...S C218 EEUFC1H221SB 220 C219 PQCUV1H104ZF 0 1 S C220 PQCUV1H104ZF 0 1 S C221 EEUFC1H101B 100 C226 ECUV1H223KBV 0 022 S C227 ECUV1H470JCV 47P C228 ECUV1C104KBV 0 1 S C229 ECUV1C104KBV 0 1 S C230 ECUV1...

Page 63: ...CUV1C104KBV 0 1 S C511 ECUV1C104KBV 0 1 S C512 ECUV1C104KBV 0 1 S C513 ECUV1C104KBV 0 1 S C514 ECUV1H102KBV 0 001 S C515 ECUV1H102KBV 0 001 S C519 ECUV1C104KBV 0 1 S C600A PQCUV1H105JC 1 C600B PQCUV1H...

Page 64: ...605F ECUV1H680JCV 68P C605G ECUV1H680JCV 68P C605H ECUV1H680JCV 68P C607A ECUV1H223ZFV 0 022 C607B ECUV1H223ZFV 0 022 C607C ECUV1H223ZFV 0 022 C607D ECUV1H223ZFV 0 022 C608A ECUV1H223ZFV 0 022 C608B E...

Page 65: ...221JCV 220P C620A ECUV1E393KBV 0 039 C620B ECUV1E393KBV 0 039 C620C ECUV1E393KBV 0 039 C620D ECUV1E393KBV 0 039 C621A ECUV1C104KBV 0 1 S C621B ECUV1C104KBV 0 1 S C621C ECUV1C104KBV 0 1 S C621D ECUV1C1...

Page 66: ...TRANSISTOR SI Q203 2SD2061 TRANSISTOR SI Q204 2SA933 TRANSISTOR SI DIODES D1 PQVDD3SBA60M DIODE SI D3 PSVDERA2206 DIODE SI S D4 PSVDHZS202 DIODE SI S D5 PSVDERA2206 DIODE SI S D6 PSVDHZS272 DIODE SI...

Page 67: ...PSLESK08MS5Y COIL S CONNECTOR AND SOCKET CN1 PSJPNC18710N AC IN SOCKET S CN101 PQJP7D68Z CONNECTOR CN102 PQJP4D16Z CONNECTOR CN103 PQJP2D12Z CONNECTOR CN104 PQJP2D68Z CONNECTOR FUSES F1 XBA2C40TB0L F...

Page 68: ...5 ERDS2TJ104 100K R17 ERG1SJ470 47 R21 ERG2SJ103 10K R22 ERG2SJ103 10K R23 ERG2SJ103 10K R31 ERDS2TJ824 820K R32 ERDS2TJ824 820K R33 ERDS2TJ124 120K R34 ERDS2TJ124 120K R35 ERDS2TJ103 10K R36 ERDS2TJ1...

Page 69: ...0 22 S C5 PSCEA400V271 270P S C7 PSCKD161E472 0 0047 S C8 PSCKD085L101 100P S C10 PSCKD901F104 0 1 S C11 PSQE50F2D103 0 01 S C12 PSCEA35VB820 82P S C13 ECQB1H104JF 0 1 C14 PSCKD901F104 0 1 S C15 ECQB...

Page 70: ...FIXTURES AND TOOLS EC1 PQZZ2K7Z EXTENSION CORD 2P EC2 PQZZ2K13Z EXTENSION CORD 2P EC3 PQZZ7K4Z EXTENSION CORD 7P Note The Extension Cords are useful for servicing They make servicing easy 10 KX TD612...

Page 71: ...of optional cards is shown below Precaution To protect the printed circuit boards PCB from static electricity Do not touch parts on the PCB in the main unit and on the optional cards If accessing the...

Page 72: ...10 2 BLOCK DIAGRAM 72...

Page 73: ...dooropener interface section 1 Doorphone Section This card has two door phone interfaces This door phone intercom pass is composed of the send amplifier and receive amplifier circuits These interfaces...

Page 74: ...10 4 TROUBLESHOOTING GUIDE 10 4 1 CAN NOT CALL FROM DOORPHONE 10 4 2 CAN NOT TALK 10 4 3 CAN NOT USE DOOROPENER 74...

Page 75: ...phone2 hook detection H on hook L off hook 38 DHOOK 1 I Door phone1 hook detection H on hook L off hook 40 DREADY 2 I Door phone2 Ready H connected L not connected 41 DREADY 1 I Door phone1 Ready H c...

Page 76: ...manual cover for other areas Notes 1 The marking RTL indicates that the Retention Time is limited for this item After the discontinuation of this assembly in production the item will continue to be a...

Page 77: ...All resistors are in ohms K 1000 M 1000k All capacitors are in MICRO FARADS F P F Type Wattage of Resistor 11 1 ACCESSORIES AND PACKING MATERIALS Ref No Part No Part Name Description Remarks ACCESSOR...

Page 78: ...R SI S Q802B UN5113 TRANSISTOR SI S Q803A UN5213 TRANSISTOR SI S Q803B UN5213 TRANSISTOR SI S Q804A PQVTDTC143E TRANSISTOR SI Q804B PQVTDTC143E TRANSISTOR SI Q805A 2SC4081R TRANSISTOR SI Q805B 2SC4081...

Page 79: ...YJ471 470 R805B ERJ12YJ471 470 R806A PQ4R10XJ473 47K S R806B PQ4R10XJ473 47K S R807A PQ4R10XJ101 100 S R807B PQ4R10XJ101 100 S R808A PQ4R10XJ473 47K S R808B PQ4R10XJ473 47K S R809A PQ4R10XJ473 47K S R...

Page 80: ...20 82 S CAPACITORS C800A ECEA1HKS4R7 4 7 S C800B ECEA1HKS4R7 4 7 S C801A PSCUV2EY104K 0 1 C801B PSCUV2EY104K 0 1 C802A PQCUV1H563KB 0 056 C802B PQCUV1H563KB 0 056 C803A ECEA1EU470 47 S C803B ECEA1EU47...

Page 81: ...U221 220 C824 PQCUV1E104MD 0 1 S C829 PQCUV1E104MD 0 1 S C830 ECEA1EU101 100 C831 PQCUV1E104MD 0 1 S C832 PQCUV1E104MD 0 1 S C832A PQCUV1E104MD 0 1 S C832B PQCUV1E104MD 0 1 S C833 PQCUV1E104MD 0 1 S C...

Page 82: ...of optional cards is shown below Precaution To protect the printed circuit boards PCB from static electricity Do not touch parts on the PCB in the main unit and on the optional cards If accessing the...

Page 83: ...12 2 BLOCK DIAGRAM 83...

Page 84: ...opener interface section 1 Doorphone Section This card has two door phone interfaces This door phone intercom pass is composed of the send amplifier and receive amplifier circuits which are included i...

Page 85: ...used for the door opener SW 12 4 TROUBLESHOOTING GUIDE 12 4 1 CAN NOT CALL FROM DOORPHONE 12 4 2 CAN NOT TALK 12 4 3 CAN NOT USE DOOROPENER 12 5 SCHEMATIC DIAGRAM 85...

Page 86: ...Door Phone2 Call H normal L call detect 43 DCALL 1 I Door Phone1 Call H normal L call detect 23 Not used 21 Not used 20 DOPEN 2 O Door Opener2 H relay on L relay off 19 DOPEN 1 O Door Opener1 H relay...

Page 87: ...vailability is dependent on the type of assembly and in accordance with the laws governing parts and product retention After the end of this period the assembly will no longer be available 2 Important...

Page 88: ...t Name Description Remarks ACCESSORIES AND PACKING MATERIALS A1 PQLB5D1 CORE S A2 PSJS08S06Z CONNECTOR 8P A3 PSJS30Q94Z CONNECTOR 30P A4 XYN3 F12FN SCREW WITH WASHER STEEL P1 PSPK1436Z GIFT BOX P2 PSP...

Page 89: ...OR SI Q853B PQVTDTC143E TRANSISTOR SI DIODES D851A MA110 DIODE SI D851B MA110 DIODE SI D852A MA110 DIODE SI D852B MA110 DIODE SI COILS L850A PQLE106 COIL L850B PQLE106 COIL L851A PQLE106 COIL L851B PQ...

Page 90: ...R861A PQ4R10XF3000 300 R861B PQ4R10XF3000 300 R862A PQ4R10XF3001 3K R862B PQ4R10XF3001 3K R863A PQ4R10XF3001 3K R863B PQ4R10XF3001 3K R864A PQ4R10XJ104 100K S R864B PQ4R10XJ104 100K S R865A PQ4R10XJ1...

Page 91: ...V2EY104K 0 1 C853A PSCUV2EY104K 0 1 C853B PSCUV2EY104K 0 1 C854A PQCUV1C474KB 0 47 C854B PQCUV1C474KB 0 47 C856A PQCUV1H102J 0 001 S C856B PQCUV1H102J 0 001 S C857A PQCUV1H102J 0 001 S C857B PQCUV1H10...

Page 92: ...of optional cards is shown below Precaution To protect the printed circuit boards PCB from static electricity Do not touch parts on the PCB in the main unit and on the optional cards If accessing the...

Page 93: ...14 2 BLOCK DIAGRAM 93...

Page 94: ...X TD61280CE Composition ISDN I F IC IC700 ISDN Transformer T700 Circuit Operation This circuit has the S Bus interface circuit and the ISDN lower LAYER LAYER 1 only control circuit The component switc...

Page 95: ...14 4 TROUBLESHOOTING GUIDE 14 4 1 CAN NOT ACCESS TO ISDN 95...

Page 96: ...14 5 SCHEMATIC DIAGRAM 14 6 PRINTED CIRCUIT BOARD COMPONENT VIEW 14 7 SERVICE INFORMATION 14 7 1 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 14 7 2 ACCESSORIES AND PACKING MATERIALS 96...

Page 97: ...on the type of assembly and in accordance with the laws governing parts and product retention After the end of this period the assembly will no longer be available 2 Important safety notice Components...

Page 98: ...9Z MODEL NO LABEL 15 2 MAIN BOARD PARTS Ref No Part No Part Name Description Remarks MAIN BOARD PARTS ICS IC700 PSVIPS2115F2 IC IC701 PSVITC7H163A IC IC702 PQVITC7SU04F IC DIODES D700 MA110 DIODE SI D...

Page 99: ...S R700 ERDS2TJ101 100 R701 ERDS2TJ101 100 R702 ERJ3GEYJ822 8 2K R703 ERJ3GEYJ822 8 2K R704 ERJ3GEYJ390 39 R705 ERJ3GEYJ390 39 R706 ERJ3GEYJ182V 1 8K R707 ERJ3GEYJ182V 1 8K R708 ERJ3GEYJ272 2 7K R709 E...

Page 100: ...RS C700 ECUV1H330JCV 33P C701 ECUV1H330JCV 33P C702 ECUV1C104KBV 0 1 S C703 ECUV1C104KBV 0 1 S C704 ECUV1C104KBV 0 1 S C705 ECUV1H102KBV 0 001 S C706 ECUV1C104KBV 0 1 S C707 ECUV1C104KBV 0 1 S C708 EC...

Page 101: ...al cards is shown below Precaution To protect the printed circuit boards PCB from static electricity Do not touch parts on the PCB in the main unit and on the optional cards If accessing the parts is...

Page 102: ...ROM IC10 IC12 Circuit Operation This card has two voice message circuits The voice message circuit is composed of DSP and Flash ROM DSP has the functions that PCM recording and playback voice prompti...

Page 103: ...16 4 1 NO OPERATION 16 5 SCHEMATIC DIAGRAM 16 6 PRINTED CIRCUIT BOARD 16 7 SERVICE INFORMATION 16 7 1 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 16 7 2 ACCESSORIES AND PACKING MATERIALS 103...

Page 104: ...on the type of assembly and in accordance with the laws governing parts and product retention After the end of this period the assembly will no longer be available 2 Important safety notice Components...

Page 105: ...VER P4 PSQA2151Z MODEL NO LABEL 17 2 MAIN BOARD PARTS Ref No Part No Part Name Description Remarks MAIN BOARD PARTS ICS IC10 PSVIKM9W16MT IC IC12 PSVIKM9W16MT IC IC14 PSVID6571AB IC S IC15 PSVID6571AB...

Page 106: ...29 ERJ3GEY0R00 0 R30 ERJ3GEY0R00 0 R31 ERJ3GEY0R00 0 C16 ERJ3GEY0R00 0 C19 ERJ3GEY0R00 0 CAPACITORS C10 ECUV1C104KBV 0 1 S C12 ECUV1C104KBV 0 1 S C14 ECUV1H010CCV 1P C15 ECUV1H010CCV 1P C17 ECUV1H010C...

Page 107: ...18 1 SERVICE INFORMATION 18 1 1 ACCESSORIES AND PACKING MATERIALS 107...

Page 108: ...y and in accordance with the laws governing parts and product retention After the end of this period the assembly will no longer be available 2 Important safety notice Components identified by mark ha...

Page 109: ...MATERIALS A1 PSJS02Q48Y CABLE A2 XB40M10M10 LEAD WIRE A3 PSBA2F31NM10 FUSE A4 XZB06X10A05 PROTECTION COVER A5 PSQW1387ZA LEAFLET P1 PSPK1524Z GIFT BOX P2 PSQA1964Z MODEL No LABEL H Q KXTD612NE KXTD612...

Page 110: ...ACDOWN C104 No mount D102 VR102 1K R121 2 2k C103 16V470 BEA103 4 5 8V R116 5 6K R110 1 8k R111 1K PC1 1 2 C110 0 1 R112 5 6k Q101 R114 16K VR101 5K R113 6 8K Q150 R150 12K R153 22K R152 22K PC2 3 4...

Page 111: ...01 VR102 VR101 BEA103 R120 C103 R304 J105 R150 CN101 CN104 C104 R121 R153 R152 R151 R114 R110 PC2 C110 R111 R113 BEA1 T1 D111 PC1 C14 C12 Q31 R34 R35 R36 R10 R15 J1 D6 R17 R14 Q1 D3 D5 R112 Q150 IC101...

Page 112: ...BCLKT 12 BCLKR 9 MCLK 11 TG 17 VSS 15 TI 19 TI 18 VDD 6 FST 14 FSR 7 MU AN 16 RO 1 ZNR81A No Mounted C807A 330P L801A R805A 470 IC803A 3 2 1 T800A 6 4 1 2 3 R800A 56K 5V Q806B R813B 270K R807B 100 24V...

Page 113: ...R802 RL801 L800 ZNR81 R809 C800 Q800 C802 R804 Q803 R800 R801 1 4 8 5 C809 20 11 1 10 R816 C810 C831 R839 D804 R812 C804 C811 C808 C822 C823 R822 R820 R821 C820 C829 R841 1 33 23 11 12 22 44 34 R837 C...

Page 114: ...9 MCLK 11 TG 17 VSS 15 TI 19 TI 18 VDD 6 FST 14 FSR 7 MU AN 16 RO 1 R877 R878 CN850 HWS 1 26 HWR 1 25 4MHZ 30 CP 4 23 MU AN 1 C860 DDRCD 24 24V 4 5V 22 GND 16 D852A IC851 5 3 N C 1 5V C864 IC853 5 3 N...

Page 115: ...R880 R881 R882 R883 R884 R885 R886 R889 R890 R891 R875 R878 R876 R877 C860 C866 C867 C861 IC850 33 34 23 44 1 11 22 12 CN850 1 2 29 30 R893 IC852 R863 C854 C851 C850 R860 C858 R859 R865 R863 C854 R86...

Page 116: ...SW701 2 1 3 SW702 2 1 3 SW703 2 1 3 5V C707 0 1 IC701 16 8 IC700 47 SX1 48 SX2 63 PCMIN 62 PCMOUT 44 SR2 45 SR1 41 XTAL1 42 XTAL2 40 C768 60 INT1N 61 INT0N 64 FBOUT 58 ACLN 29 DACKAN 18 A0 19 A1 20 A...

Page 117: ...2 3 46 47 48 6 3 3 SW703 SW705 SO EXT 1 3 SW704 CN701 ON OFF POWER R704 D703 D702 R705 D701 D700 C705 IC700 C704 C700 C703 R711 R709 R710 R712 C706 R708 R722 R729 R728 R721 R720 R717 R719 R718 R715 R7...

Page 118: ...6 N C IC15 27 DR0 DX0 25 HOSTDB1 13 HOSTDB0 14 DR1 26 DX1 24 FSYNC 23 SCLK 20 XIN 18 XOUT 17 28 EGPIO5 EGPIO4 29 30 EGPIO3 33 EGPIO2 34 EGPIO1 35 EGPIO0 RESET 21 PDN 22 VCC 19 32 53 73 GND 15 31 54 74...

Page 119: ...TOM VIEW 64 41 1 65 40 80 34 24 25 IC14 IC16 22 44 12 33 23 11 1 R21 C15 R18 R20 L10 X10 C16 C14 R30 R31 R22 R23 R24 R26 R28 R29 R25 R27 C26 IC18 IC19 C18 C19 X11 24 41 64 1 25 40 65 23 22 44 1 IC15 I...

Page 120: ...7 25Hz Bell HWS2 HWR2 C2M CP 0 3 HWS1 HWR1 DREADY DHOOK DBUSY DOPEN ERELAY SRELAY C2M CP 2 S0CSN 0 HWS 1 HWR 1 LA 1 8 LD 0 7 LA 1 8 S0CSN 1 HWS 1 HWR 1 LD 0 7 ICLK 16kHz Paytone 5V 24V 15V GND 1 536M...

Page 121: ...0 100 A21 99 A22 98 A23 75 D0 76 D1 77 D2 78 D3 80 D4 81 D5 R105 47 R106 47 R107 47 R108 47 R109 47 R110 47 R111 47 R112 47 R113 47 R114 47 R115 47 R116 47 R117 47 R118 47 R119 47 R120 47 R121 47 R122...

Page 122: ...00E 1 2 3 R632E 39V ZNR61E C605E 68P FG C610E R608E 2 2K D601E Q600E R607E 2 2K C604E 68P C601E 0 1 C602E 1 15V2 R600E 470 Q602E R625E 39 R602E 5V 5V C608E D604E R604E 560 C613E R612E R611E R618E R615...

Page 123: ...T12 IC119 R422 R461 R460 R459 C234 C233 D102 D103 1 10 20 11 11 20 10 1 IC118 IC600 RL12 L600H L601G L600G L601F L600F L601E L600E L601D L600D L602D L603D L601C L600C L602C L603C L601B L600B L602B L6...

Page 124: ...333 R334 R346 R354 R345 R353 R344 IC101 R352 R343 R351 R342 R350 R341 R349 R340 R348 R339 R347 R318 R317 R320 R319 R322 R321 R324 R323 R356 R355 R358 R357 R360 R359 R362 R361 R249 C123 IC115 1 8 7 16...

Page 125: ...632 C608 R609 C608 R613 C607 R613 R609 C608 R609 C608 R609 C608 C607 R613 C607 R613 C607 R613 R609 C608 C607 R613 R614 C601 R614 C601 R600 R610 R600 R610 R614 C601 R614 C601 R600 R610 R600 R610 R614 C...

Page 126: ...82 C163 R375 C181 R454 C100 C166 R197 R137 C246 C136 R254 R252 R253 C249 C140 R298 C137 C252 R488 C153 C139 C251 C141 C236 C250 C254 R363 R366 R522 C240 R482 R300 C222 C242 R483 C241 R477 R474 R286 R2...

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