Panasonic KX-TG2248S - 2.4 GHz Digital Cordless Phone Answering System, Service Manual

Page 1: ...NEXT ORDER NO KM40303044C1 F12 Telephone Equipment KX TG2248S 2 4GHz Digital Cordless Answering System Silver Version for U S A Page 1 of 2 5 12 2008 http tsn pstc panasonic com viewing NA KX TG2248S SVC s0000000000 html ...

Page 2: ...asonic Communications Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law TOP NEXT Page 2 of 2 5 12 2008 http tsn pstc panasonic com viewing NA KX TG2248S SVC s0000000000 html ...

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Page 6: ...10370Z1 BUTTON TAM ABS HB 12 PQBC10382Z1 BUTTON MESSAGE AS HB 13 PQHR10981Z GUIDE LED ABS HB 14 PQSX10234Z KEYBOARD SWITCH TAM 15 PQSX10238Z KEYBOARD SWITCH FUNCTION 16 PQXDZLDRS1 LABEL SECURITY TAG 17 PQHS10562Z FELT PARTS TAPE 18 PQHS10610Z FELT PARTS TAPE 19 PQMG10025Z RUBBER PARTS MIC COVER 20 PQHS10192Z FELT PARTS TAPE 21 PQJE10128Z LEAD WIRE FFC 22 PQKF10592Z1 CABINET COVER PS HB 23 PQHA1001...

Page 7: ...R SI Q150 2SD1758Q TRANSISTOR SI S Q151 2SD1819A TRANSISTOR SI Q260 2SC3930C TRANSISTOR SI DIODES D1 PQVDRLZ2R0 DIODE SI S D2 PQVDRLZ20A DIODE SI S D3 MA111 DIODE SI D4 PQVDMD5S DIODE SI D5 B0JCME000035 DIODE SI D101 PQVDHRU0302A DIODE SI S D102 PQVDHRU0302A DIODE SI S D103 PQVDHRU0302A DIODE SI S D152 MA8220 DIODE SI D153 MA8220 DIODE SI D202 MA111 DIODE SI D205 MA111 DIODE SI D801 MA27P0700L DIO...

Page 8: ...ERJ3GEYJ393 39k R8 ERJ3GEY0R00 0 R10 ERJ3GEYJ102 1k R13 ERJ3GEYJ473 47k R14 ERJ3GEYJ394 390k R15 ERJ3GEYJ394 390k R17 ERJ3GEYJ473 47k R18 ERJ3GEYJ103 10k R19 PQ4R10XJ000 0 S R20 ERJ3GEYJ104 100k R21 ERJ3GEYJ103 10k R23 ERJ3GEYJ106 10M R24 ERJ3GEYJ105 1M R25 ERJ3GEYJ106 10M R26 ERJ3GEYJ472 4 7k R29 ERJ3GEYJ335 3 3M R30 ERJ3GEYJ104 100k R31 ERJ3GEYJ104 100k R51 ERJ3GEYJ470 47 R52 ERJ3GEYJ394 390k R5...

Page 9: ...ERJ2GEJ102 1k R214 ERJ3GEYJ102 1k R215 ERJ2GEJ122 1 2k R216 ERJ2GEJ122 1 2k R217 ERJ3GEYJ394 390k R218 ERJ3GEYJ123 12k R219 ERJ3GEYJ103 10k R220 ERJ2GEJ101 100 R222 ERJ2GEJ333 33k R223 ERJ2GEJ222 2 2k R224 ERJ3GEYJ394 390k R227 ERJ3GEYJ222 2 2k R230 ERJ2GE0R00 0 R231 ERJ2GE0R00 0 R232 ERJ2GE0R00 0 R234 ERJ2GE0R00 0 R235 ERJ2GEJ102 1k R236 ERJ2GEJ181 180 R237 ERJ2GEJ181 180 R238 ERJ2GEJ181 180 R245...

Page 10: ...UV1H681JCV 680p S C12 ECUV1H681JCV 680p S C13 ECUE1H102KBQ 0 001 S C14 ECUV1H103KBV 0 01 C15 PQCUV1A684KB 0 68 C16 PQCUV1H154KR 0 15 C17 PQCUV1H154KR 0 15 C18 F1K2J681A006 680p C19 F1K2J681A006 680p C21 ECUV1H103KBV 0 01 C55 ECUV1H102KBV 0 001 S C58 ECUE1A104KBQ 0 1 C100 ECUE1C104ZFQ 0 1 C101 EEE0JA101SP 100p C103 EEE0JA331P 330p C106 ECUE1C104ZFQ 0 1 C110 ECUV1C104ZFV 0 1 C111 PQCUV1H104ZF 0 1 S ...

Page 11: ...C236 ECUV1H103KBV 0 01 C237 EEE1CA100SR 1 C238 ECUE1E103ZFQ 0 01 C239 EEE0JA221WP 220p C241 ECUV1C104ZFV 0 1 C242 ECUE1H272KBQ 0 0027 C244 ECUE1A104KBQ 0 1 C245 ECUV1H121JCV 120p C250 ECUV1C473KBV 0 047 C251 ECUE1C104ZFQ 0 1 C252 ECUE1C104ZFQ 0 1 C260 ECUE1C104ZFQ 0 1 C261 ECUE1H3R0CCQ 3 C262 ECUE1A104KBQ 0 1 C263 ECUE1A104KBQ 0 1 C300 ECUE1H101JCQ 100p C301 ECUE1H101JCQ 100p C302 ECUE1H101JCQ 100...

Page 12: ...102KBQ 0 001 S C802 ECUE1H1R0CCQ 1 C803 ECUE1H100DCQ 10P C804 ECUE1H1R0CCQ 1 C805 ECUE1H100DCQ 10P C807 ECUE1H100DCQ 10P C811 ECUE1H100DCQ 10P C813 ECUE1H100DCQ 10P C814 ECUE1H1R5CCQ 1 5 C815 ECUE1H100DCQ 10P C816 ECUE1H100DCQ 10P C817 ECUE1C104ZFQ 0 1 C818 ECUE1C104ZFQ 0 1 C819 ECUE1H391KBQ 390p C820 ECUE1C104ZFQ 0 1 C821 ECUE1H102KBQ 0 001 S C822 ECUE1H1R0CCQ 1 C823 ECST0JY106 10 C824 ECUE1H102K...

Page 13: ...ECUE1H100DCQ 10P C863 ECUE1H100DCQ 10P C865 ECUE1H221JCQ 220p C866 ECUE1C103KBQ 0 01 C867 ECUE1H2R0CCQ 2 C869 ECUE1H2R0CCQ 2 R806 ECUE1H100DCQ 10P OTHERS E1 PQMC10471Z MAGNETIC SHIELD FRAME E2 PQMC10472Z MAGNETIC SHIELD COVER FL801 J0E2457B0008 LCR FILTER POS1 PQRPAR390N THERMISTOR POSISTOR S RA201 EXRV8V472JV RESISTOR ARRAY S X200 H0J819400004 CRYSTAL OSCILLATOR Page 7 of 7 5 12 2008 http tsn pst...

Page 14: ...ISTORS R900 ERJ3GEYJ104 100k R901 ERJ3GEYJ104 100k R902 ERJ3GEYJ104 100k R903 ERJ3GEYJ104 100k R904 ERJ3GEY0R00 0 R905 ERJ3GEY0R00 0 CAPACITORS C900 ECUV1H101JCV 100p C901 ECUV1H101JCV 100p OTHERS CN901 PQJS30A12Z CONNECTOR S E3 L0CBAB000044 MICROPHONE E4 L5DCBCB00012 LIQUID CRYSTAL DISPLAY E5 PQHS10327Z TAPE DOUBLE SIDE LCD E6 PQHR10982Z GUIDE LCD PS HB Page 1 of 1 5 12 2008 http tsn pstc panason...

Page 15: ...10573Z SPACER CUSHION LCD 112 PQQT22570Y LABEL BATTERY 113 HHR P513 BATTERY NI MH 114 PQHE10143Z SPACER BATTERY 115 PQHS10592Z SPACER SPEAKER 116 L0AD02A00014 SPEAKER 117 PQHR10984Z GUIDE SPEAKER ABS HB 118 PQWE10028Z BATTERY TERMINAL CHARGE 119 PQJT10207Z TERMINAL CHARGE L 120 PQJT10208Z TERMINAL CHARGE R 121 PQHR10778Z GUIDE SPEAKER ABS HB 122 PQAS3P07Y SPEAKER 123 PQHG10666Z SPACER SP RUBBER SH...

Page 16: ...OR SI S Q207 2SD1819A TRANSISTOR SI Q212 PQVTXP151A13 TRANSISTOR SI S DIODES D205 B0JCMD000017 DIODE SI D206 B0JCMD000017 DIODE SI D207 B0JCMD000017 DIODE SI D208 B0JCMD000017 DIODE SI D214 MA111 DIODE SI D216 MA111 DIODE SI D217 PQVDEP10LA03 DIODE SI S D801 MA27P0700L DIODE SI D802 MA27P0700L DIODE SI LED201 PQVDSML310MT LED S LED202 PQVDSML310MT LED S LED203 PQVDSML310MT LED S LED204 PQVDSML310M...

Page 17: ... R201 ERJ3GEYJ101 100 R202 ERJ3GEYJ101 100 R203 ERJ3GEYJ101 100 R204 ERJ3GEYJ101 100 R205 ERJ3GEYJ820 82 R206 ERJ3GEYJ820 82 R207 ERJ3GEYJ820 82 R209 ERJ2GEJ102 1K R210 ERJ2GEJ103 10K R212 ERJ2GEJ101 100 R213 ERJ2GEJ101 100 R215 ERJ2GEJ151 150 R216 ERJ3GEYJ561 560 R217 ERJ3GEYF434 430K S R218 ERJ3GEYF824 820K S R222 ERJ2GEJ101 100 R223 ERJ2GEJ102 1K R224 ERJ3GEYJ103 10K R228 ERJ2GEJ224 220K R229 E...

Page 18: ... ERJ2GEYF185 1 8M R326 ERJ2GEYF105 1M R801 ERJ2GEJ100 10 R802 ERJ2GEJ100 10 R803 ERJ2GEJ100 10 R804 ERJ2GEJ4R7 4 7 R805 ERJ2GEJ331 330 R810 ERJ3GEYF103 10K S CAPACITORS C203 ECUE1C104ZFQ 0 1 C205 ECUE1H101JCQ 100P C206 ECUV1C104KBV 0 1 C207 ECUV1C104KBV 0 1 C208 ECUV1C104KBV 0 1 C209 ECUV1C104KBV 0 1 C210 ECUV1C104KBV 0 1 C211 ECUV1A474KBV 0 47 C212 ECUV1A474KBV 0 47 C213 EEE0JA331P 330P C214 ECUE...

Page 19: ...FQ 0 1 C293 ECUE1H221JCQ 220P C294 ECUE1C104ZFQ 0 1 C298 ECUE1H101JCQ 100P C299 ECUE1H101JCQ 100P C303 ECUV1A106ZF 10 S C304 ECUE1C104ZFQ 0 1 C306 ECUE1C104ZFQ 0 1 C307 ECUE1A104KBQ 0 1 C308 ECUE1H3R0CCQ 3 C309 ECUE1A104KBQ 0 1 C318 EEEFK0J331P 330P C801 ECUE1H102KBQ 0 001 S C802 ECUE1H1R0CCQ 1 C803 ECUE1H100DCQ 10P C804 ECUE1H1R0CCQ 1 C805 ECUE1H100DCQ 10P C807 ECUE1H100DCQ 10P C811 ECUE1H100DCQ ...

Page 20: ... ECUE1H100DCQ 10P C861 ECUE1H2R0CCQ 2 C862 ECUE1H100DCQ 10P C863 ECUE1H100DCQ 10P C865 ECUE1H221JCQ 220P C866 ECUE1C103KBQ 0 01 C867 ECUE1H2R0CCQ 2 C869 ECUE1H2R0CCQ 2 L201 ECUE1H100DCQ 10P R806 ECUE1H100DCQ 10P OTHERS E101 L0CBAB000044 MICROPHONE E102 L5DCBDC00009 LIQUID CRYSTAL DISPLAY E103 PQHX11186Z SPACER LCD E104 PQHR10983Z GUIDE LCD PC ABS HB E105 PQMC10471Z MAGNETIC SHIELD FRAME E106 PQMC1...

Page 21: ...rt No Part Name Description Remarks PCB200 PQLP10262Z SMALL P C BOARD ASS Y RTL IC IC1 C0CBAAC00119 IC CAPACITORS C1 ECUV1A105ZFV 1 C2 ECST0JY106 10 OTHER E201 PQHE10148Z SPACER SHEET Page 1 of 1 5 12 2008 http tsn pstc panasonic com viewing NA KX TG2248S SVC s2902030000 html ...

Page 22: ...CLIP PC ABS HB A4 PQQX13578X INSTRUCTION BOOK A5 PQQW12832Z QUICK GUIDE for English A6 PQQW12833Y QUICK GUIDE for Spanish A7 PQQW12842Z LEAFLET P1 PQPP170Y PROTECTION COVER for Base Unit P2 XZB10X35A02 PROTECTION COVER for Handset P3 PQPK13920Y GIFT BOX P4 PQPD10570Z CUSHION P5 PQXDDS400 8 LABEL SECURITY TAG Page 1 of 1 5 12 2008 http tsn pstc panasonic com viewing NA KX TG2248S SVC s2902040000 ht...

Page 23: ...KX TG2248S BLOCK DIAGRAM BASE UNIT 35 27 40 39 26 55 14 41 32 47 46 29 31 66 65 48 58 64 63 24 23 25 62 57 X200 82 83 84 85 86 87 56 3 74 95 61 99 59 60 18 19 20 21 22 52 51 26 LED903 LED902 LED900 79 69 36 34 2 SO SI CLK CS WP RST OPERATIONAL P C BOARD RF_UNIT DSP ANSWER_LED INSUE_LED CHG_CTL CHG SPN SPP VCCPA VCCA VCC POWER_DOWN RESET CIDIPO CIDINO BELL DCINO RLY VRF FLASH MEMORY VCC SP MIC RESE...

Page 24: ...Y LEDS 8 192MHz X201 OSC CN203 LCD_ EEPROM_DO VCCPA VCCPLL 2 1 BATT BATT1 BATT2 D214 D216 IC201 DSP TXEN SHCTRL TXO VMOD RSTH RSSI PCTRL RXEN RXI RXDATA RX GAIN SIO_DO SIO_LE SIO_CLK OSC BUFFER AMP Q204 KX TG2248S BLOCK DIAGRAM HANDSET 64 65 57 62 100 63 58 23 24 25 59 16 22 27 60 36 23 44 34 29 74 54 55 IC1 50 32 41 14 51 52 46 47 66 48 POWER DOWN IC205 IC203 3 0V REG IC204 3 0V REG DC DC CONVERT...

Page 25: ...5 STB2 16 STB1 17 COM1 18 COM2 19 SEG3 20 SEG4 21 SEG5 22 SEG6 23 SEG7 24 SEG8 25 SEG9 26 SEG10 27 SEG11 28 SEG12 29 VCC 30 GND 4 7K R202 TAM CDL IC300 16M 1 RDY 2 RESET 3 WP 4 NC 5 NC 6 VCC 7 GND 8 NC 9 NC 10 NC 11 CS 12 BCLK 13 SI 14 SO 15 NC 16 NC 17 NC 18 NC 19 NC 20 NC 21 NC 22 NC 23 NC 24 NC 25 NC 26 NC 27 NC 28 NC IO14 S501 LOCATOR NC 4 3 390 R205 820 R206 68 R207 120 R204 1K R235 NC R241 R...

Page 26: ...R219 10K Z0 1 C241 C54 R217 390K R110 R227 2 2K D204 D108 C115 D109 R113 LA LB 390K R52 NC C51 NC C52 NC C56 NC C10 NC C243 NC C499 C113 R8 0 1K R10 R220 100 R51 47 Q50 R70 3 9K NC R16 Q150 1 3 2 120P C245 D150 C705 6 3V220u C415 C250 K0 047 NC L202 Z0 1 C402 3 3u L3 DCP 390 R152 NC C246 C20 C13 1000P VCC1 1 2K R215 20V D2 1 2 NC R22 CN101 NC 1 VCC 2 GND 3 STB1 4 STB2 5 STB3 6 STB4 7 STB5 8 KIN6 9...

Page 27: ... 14 COM1 15 STB1 16 STB2 17 STB3 18 STB4 19 STB5 20 KIN6 21 KIN5 22 KIN4 23 KIN3 24 KIN2 25 KIN1 26 ANS_LED 27 VM_LED 28 SP_LED 29 INUSE_LED 30 VCC CN900 NC 1 GND 2 INUSE_LED 3 SP_LED 4 VM_LED 5 ANS_LED 6 KIN1 7 KIN2 8 KIN3 9 KIN4 10 KIN5 11 KIN6 12 STB5 13 STB4 14 STB3 15 STB2 16 STB1 17 GND 18 VCC R900 100K C900 100P R901 100K R902 100K R903 100K C901 100P STOP STOP ANS ANS MSG2 MSG2 MIC MICM MI...

Page 28: ...C823 6 3V10 D10P C803 K1000P C829 TESTN 10K 1 R810 1608 NC C806 0 1 C820 1 0 C830 C833 6 3V10 K1000P C824 K390P C819 D10P C860 D10P R806 K1000P C821 FL801 3 1 4 2 2 2nH L805 K1000P C827 D10P C811 D802 D10P C813 10 R802 330 R805 NC C826 C1P C822 10nH L801 NC C832 0 1 C818 1 0 C831 D10P C815 0 1 C817 10nH L806 D10P C807 K1000P C801 TP_FREQ 10nH L804 K680P C825 1uH L807 1608 C1P C802 IC801 1 TX 2 GND...

Page 29: ...66 RXI 67 NC 68 NC 69 DC DC_PWM 70 NC 71 RADIOEN 72 GND 73 VCC 74 CHARGE_DET 75 TCK 76 TMS 77 TDI 78 TDO 79 CHG_LED 80 NC 81 NC 82 KEYIN_5 83 KEYIN_4 84 KEYIN_3 85 KEYIN_2 86 KEYIN_1 87 NC 88 EEP_CS 89 NC 90 NC 91 NC 92 KEY_BACKLIGHT 93 LCD_BACKLIGHT 94 LCD_POWER_SW 95 EEP_WP 96 GND 97 VCC 98 NC 99 EEP_CLK 100 NC 2 2M 1 R235 6 3V22 C257 C308 C3P Q204 R278 100K R279 100 R276 470 R277 470 C306 0 1 C...

Page 30: ...7 C833 C823 Q150 PbF L3 R152 IC801 IC100 X200 IC201 IC202 IC300 S501 RF CN101 CN100 30 31 50 51 50 81 100 1 IC101 32 25 17 24 16 9 8 1 C416 L802 C815 C809 ANT2 ANTG2 R153 R157 R154 R155 R156 LC SHS_RF D204 D802 C805 L808 D801 C824 C867 C864 C835 C830 C831 L806 L801 L803 L805 C832 C801 C802 C861 C857 C869 C860 C856 R811 R812 R804 R808 C814 C813 R807 R806 C804 C803 C807 C811 C812 L804 R805 C806 R813...

Page 31: ...1 Q1 C5 C6 C4 R16 R13 Q3 Q2 1 1 RDN IC331 TAM CDL D107 C110 R19 R12 R108 C20 DCM D5 C217 C218 R114 R10 R8 R5 C7 R7 R25 C21 R29 R27 CHGM CHGP D152 D153 C19 C18 D109 D108 R21 R20 C10 R18 R113 R112 R110 R109 C111 R6 Q50 R70 C236 R219 C241 C233 C232 C56 C54 R52 C55 D102 D202 D203 R101 C250 C51 C52 R200 VCC UTX1 URX1 LED201 LED203 ANTG1 ANT1 KX TG2248S CIRCUIT BOARD BASE UNIT Main Flow Solder Side View...

Page 32: ...PbF MIC KX TG2248S CIRCUIT BOARD BASE UNIT Operation Component View ...

Page 33: ...00 R901 REP LCD900 REC CHK MSG1 MSG2 ERS MEMO RDL FLS MUTE SP HLD 2 1 5 6 8 7 GND 29 VCC 18 15 16 17 21 23 26 25 28 30 27 19 20 22 24 4 0 1 30 1 18 ICOM CN900 CN901 6 7 9 11 13 12 10 8 14 9 MIC UP DOWN MICP MICM 3 SKIP STOP LED904 CIQ KX TG2248S CIRCUIT BOARD BASE UNIT Operation Flow Solder Side View ...

Page 34: ... Q202 SI SO WP TEST C213 R243 D214 R265 R245 C259 R247 R230 C232 C230 C236 C237 R222 C222 C226 C227 R228 R279 R276 R278 R280 C225 C308 C310 R277 C307 C239 C229 R233 C234 C238 C269 C295 C256 R302 R226 R236 R244 C309 C306 R223 R237 R225 R250 R249 R253 R231 R219 R229 C217 R235 R234 C280 C218 C223 D202 C317 C224 C241 C231 C233 C205 C293 R239 C291 R238 R281 C294 R273 R213 R274 R275 R209 C203 R210 R270 ...

Page 35: ...A RDL MUTE FLASH KEY8 KEY4 KEY7 KEY SP_PHONE KEY1 DOWN LED205 LED206 LED201 LED202 LED204 LED203 LED207 R216 C210 R217 C215 C212 R218 C208 C207 C206 C209 C211 R240 R232 R224 C296 C287 R205 R206 R202 R201 R204 R203 R207 KX TG2248S CIRCUIT BOARD HANDSET Main Flow Solder Side View ...