Sony SPP-874 Service Manual Download Page 7 | Manualshive

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Sony SPP-874 Service Manual Download Page 7

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Summary of Contents for SPP-874

Page 1: ...ions Approx 54 195 49 mm w h d antenna excluded approx 2 1 4 7 3 4 1 15 16 inches Antenna Approx 285 mm approx 11 1 4 inches Mass Approx 240 g approx 8 oz battery included SPP 874 884 E Model CORDLESS TELEPHONE Base unit Power source DC 9V from AC power adaptor Rechargeable battery pack BP T16 SPP 884 only Battery charging time Approx 20 hours SPP 884 only Dimensions Approx 120 64 223 mm w h d ant...

Page 2: ... 9 2 2 Base Main board 10 2 3 Cabinet Rear 11 2 4 Hand Main Board 11 3 TESTMODE Base Unit Section 12 Hand set Section 14 4 ELECTRICAL ADJUSTMENTS Base Unit Section 17 Handset Section 19 5 DIAGRAMS 5 1 Block Diagram Base Section 21 5 2 Block Diagram Handset Section 23 5 3 Printed Wiring Boards Base Section 25 5 4 Schematic Diagram Base Section 27 5 5 Printed Wiring Boards Hand Main Section 29 5 6 S...

Page 3: ... 3 SECTION 1 GENERAL This section is extracted from instruction manual ...

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Page 9: ... 9 SECTION 2 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given 2 1 CABINET LOWER 2 BTP 3x10 1 BTP 3x10 3 3 4 5 cabinet lower ...

Page 10: ... 10 2 2 BASE MAIN BOARD 1 BVTP 2 6x8 2 BVTP 2 6x8 3 BASE MAIN board 4 telescopic antenna ...

Page 11: ...OARD 1 battery lid 2 BVTP 2 6x10 3 claws 4 claws 5 claw 6 cabinet rear 2 CN3 7 BVTP 2x8 3 BVTP 2x8 4 BVTP 2x8 1 telescopic antenna 8 terminal speaker claws 9 HAND KEY board 6 HAND MAIN board antenna holder 0 terminal antenna H 5 unsolder ...

Page 12: ...nd will be sent out by DTMF 6 Set to TX ON Goes to external line state in 1 CH LINE LED light on Release the Test Mode 1 Pull out the AC adaptor or turn off the power MACHINE TEST MODE Set the Test Mode 1 With the TEST I O TP808 terminal in L low input state cause Reset of Power ON Equipment enters machine test mode 2 With the timing of marking the TEST I O terminal H high 100 ms after the power i...

Page 13: ...0 49 100 CH8 L H L L L 44 160 49 160 CH9 L H L L H 44 180 49 200 CH10 L H L H L 44 200 49 240 CH11 L H L H H 44 320 49 280 CH12 L H H L L 44 360 49 360 CH13 L H H L H 44 400 49 400 CH14 L H H H L 44 460 49 460 CH15 L H H H H 44 480 49 500 CH16 H L L L L 46 610 49 670 CH17 H L L L H 46 630 49 845 CH18 H L L H L 46 670 49 860 CH19 H L L H H 46 710 49 770 CH20 H L H L L 46 730 49 875 CH21 H L H L H 4...

Page 14: ...ve the battery and replace them MACHINE TEST MODE Set the Test Mode 1 When power on reset is applied while a L low is input the TEST I O TP316 terminal IC401 pin the RING Level H 1 sec sounds 2 Checking the CH No displayed on the LCD up or down the JOG dial and select the No It can be set by pushing the JOG dial appears at the suffix No is determined 3 Set the TX setting to TX OFF 4 The channel is...

Page 15: ...IC Light MUTE VOL OUT RSSI RF AF LCD HICUT PUT SENS Light INITIAL RX G g g g G g NORM G HI TEST MODE TALK TP204 TP209 TX RX g g g g g g G OFF TP201 TP209 TEST MODE OFF G G G G G G G 1 TP201 TP208 RX G g g g G g G 2 TP201 TP207 TX RX OFF G G G g G g G 3 TP201 TP206 EEPROM CHECK g g G 4 TP201 TP205 KEY CHECK g g G 5 TP202 TP207 RSSI LOW SET g g G LOW 6 TP202 TP205 DATA TX g G g g g G 7 TP202 TP208 L...

Page 16: ...H19 H L L H H 49 770 46 710 CH20 H L H L L 49 875 46 730 CH21 H L H L H 49 830 46 770 CH22 H L H H L 49 890 46 830 CH23 H L H H H 49 930 46 870 CH24 H H L L L 49 990 46 930 CH25 H H L L H 49 970 46 970 TEST1 H H L H L 48 800 43 780 TEST2 H H L H H 48 970 43 890 TEST3 H H H L L 49 910 46 800 TEST4 H H H L H 49 950 46 900 Machine Test Mode Input Output 1 Input Input ports for other than main tasks P...

Page 17: ...pecified Value 2 6 to 10 6 dBV RSSI Hi Adjustment Note Perform the adjustment at T3CH 28CH 49 910 MHz as a rule Setting Procedure 1 The digital voltmeter connected TP503 RX VT to TP506 GND 2 Adjust the L503 for 4 0 0 1 V reading on the digital voltmeter Power Level Adjustment Note Connect a resistor of 50 Ω between TP502 and TP508 on Base main board before adjustment See page 18 After adjustment r...

Page 18: ... 18 TP601 RV501 FL501 L503 L602 RV601 TP506 TP602 TP507 TP603 TP503 TP505 TP508 TP702 TP701 TP502 50 Ω Adjustment Location base main board component side base main board conductor side ...

Page 19: ...justment at T1CH 26CH 43 780 MHz as a rule Setting Procedure 1 The digital voltmeter connected TP8 RX VT to TP4 GND 2 Adjust the L3 for 3 2 0 1 V reading on the digital voltmeter RX SECTION ADJUSTMENT Power Level Adjustment Note Connect a resistor of 50 Ω between TP1 and TP4 on Hand main board before adjustment After adjustment remove the resistor Setting Procedure 1 Use the oscilloscope to confir...

Page 20: ...RE IN RECE IN EXP OUT R02 R01 EXPANDER IC501 2 3 T701 MJ701 LINE D706 LINE RELAY DRIVE Q701 PH702 RING DET RY701 TX VCO Q602 1 9 10 4 7 6 17 18 16 19 22 20 12 3 2 15 23 24 25 26 OSC1 OSC2 TX B CTRL RESET AC DET CHARGE DET RSSI CTRL RX DATA MUTE TX DATA CLK DATA STB SIG DATA IN DP RING DET COL1 COL2 COL3 COL4 27 ROW1 28 ROW2 30 14 15 POWER LED PLL RV501 MUTE COMPRESSOR LIMITER DATA LATCH CONTROL MI...

Page 21: ...D RSSI H L RX DATA IN BATT ALM IN HICUT MUTE TX DATA CLK DATA STB SIG STAGE VOL CTRL 64 MIC ON OFF E R W RS DB4 DB7 5 CLOCK1 6 CLOCK2 53 LCD B CTRL 1 44 43 42 OUT 0 OUT 1 OUT 2 OUT 3 OUT 4 41 45 BEEP ATT 3 RINGER 39 LIGHTS 40 TALK LED CTRL RV1 MUTE COMPRESSOR LIMITER DATA LATCH CONTROL MIC IN FIL IN COMP OUT FIL OUT 9 6 7 8 5 10 11 COMPRESSOR IC1 3 3 CLK DATA STB SIG OUT 14 SYSTEM CONTROL IC401 CH...

Page 22: ...1 C 8 D502 C 5 D601 A 8 D701 F 8 D702 E 8 D703 F 8 D704 E 7 D706 A 9 D801 B 4 D804 A 2 D805 A 2 D806 C 5 D807 B 4 D808 A 2 D810 A 9 D841 D 4 D842 D 4 D901 C 10 D902 A 8 D903 E 4 D904 F 5 D908 E 3 D909 F 2 IC501 C 7 IC801 A 3 IC901 D 10 IC902 D 4 IC903 F 4 IC904 F 2 IC905 E 4 Q501 C 8 Q601 B 9 Q602 B 8 Q603 A 6 Q701 E 6 Q702 E 5 Q801 D 4 Q802 C 4 Q803 D 4 Q901 D 4 Q902 E 4 Q903 F 4 Q904 E 4 Q905 F ...

Page 23: ...l component C panel designation U B Line H adjustment for repair Power voltage is dc 9 V and fed with regulated dc power supply from external power voltage jack Voltage is dc with respect to ground under no signal condition Voltage dc with respect to ground under no signal conditions Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal pro duction toler...

Page 24: ...The other layer s patterns are not indicated Abbreviation E12 220 240V area of E model E92 120V area of E model Caution Pattern face side Parts on the pattern face side seen from the Side B pattern face are indicated Parts face side Parts on the parts face side seen from the Side A parts face are indicated D3 A 1 D101 C 4 IC1 B 6 Q1 B 9 Q101 D 2 Q102 C 3 Q103 C 2 Semiconductor Location Ref No Loca...

Page 25: ...W or less unless otherwise specified internal component U B Line H adjustment for repair Power voltage is dc 3 6 V and fed with regulated dc power supply from battery connector CN2 Voltage is dc with respect to ground under no signal condition Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path N RX O TX Abbreviation E...

Page 26: ... face side seen from the Side B pattern face are indicated Parts face side Parts on the parts face side seen from the Side A parts face are indicated D201 B 3 D202 B 3 D301 A 4 D302 A 2 D303 B 2 D304 B 2 D305 A 5 D306 B 5 D307 A 7 D308 B 7 D401 A 9 D402 B 5 D403 B 5 D404 B 8 IC201 B 3 IC202 B 3 IC301 B 2 IC401 B 4 IC402 B 4 IC404 B 6 Q301 B 2 Q302 A 4 Q401 A 8 Q402 A 8 Q403 B 6 Q404 B 5 Q405 B 6 S...

Page 27: ...ctrolytics and tantalums C panel designation U B Line Power voltage is dc 3 6 V and fed with regulated dc power supply from battery connector CN2 Voltage is dc with respect to ground under no signal condition Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Abbreviation E12 220 240V area of E model E92 120V area of E model Page...

Page 28: ...I H LOCK 20 TX B CTRL O TX power control output 21 DTMF O DTMF output 22 DP O Pulse output 23 COL1 I MODEL1 PAGE input 24 COL2 I MODEL2 T P input 25 COL3 I MODEL3 MAKE input 26 COL4 I FLASH time D P input 27 ROW1 O Matrix 1 output 28 ROW2 O Matrix 2 output 29 TEST I O I O At TEST start up or ID writing data input output L TEST start up 30 TEST CLK POWER LED I O At initial ID writing clock input ou...

Page 29: ...RL O TX power control output 26 HICUT MUTE O High band noise mute output 27 RSSI CTRL O RSSI sens select output L Low sens 28 VOLUME O VOLUME HIGH NORM select output 29 32 P80 83 O Not used Fixed at H in this set 33 MODE0 I Destination model select input 0 Fixed at L SPP 874 E92 884 H SPP 874 E12 in this set 34 MODE1 I Destination model select input 1 Fixed at L in this set 35 TEST CLK I O At init...

Page 30: ...ATE LED LIGHT GUIDE 3 3 025 395 01 HANGER WALL HOOK 4 3 025 405 01 BUTTON PAGE 5 3 025 403 01 TERMINAL BASE CHARGE 6 A 3672 503 A BASE MAIN BOARD COMPLETE SPP 884 E92 6 A 3672 587 A BASE MAIN BOARD COMPLETE SPP 884 E12 6 A 3672 596 A BASE MAIN BOARD COMPLETE SPP 874 E92 6 A 3672 598 A BASE MAIN BOARD COMPLETE SPP 874 E12 7 3 025 392 01 CABINET LOWER SPP 884 7 3 027 454 01 CABINET LOWER SPP 874 8 3...

Page 31: ...BOARD COMPLETE SPP 874 E12 59 3 030 405 01 SPACER MICROPHONE 60 3 025 402 01 HOLDER LCD 61 3 025 400 01 PLATE LCD LIGHT GUIDE 62 3 027 149 01 SHEET LCD 63 A 3672 507 A HAND MAIN BOARD COMPLETE 64 3 025 397 01 CABINET REAR 65 3 025 396 01 CABINET FRONT 66 3 027 146 01 LID H CUSHION BATTERY CASE 67 3 025 398 01 LID HAND BATTERY CASE 68 3 371 765 21 SCREW 2X8 BTP 69 7 685 134 19 SCREW BTP 2 6X8 TYPE2...

Page 32: ...07 725 11 CERAMIC CHIP 0 1uF 10 16V C524 1 163 021 11 CERAMIC CHIP 0 01uF 10 50V C525 1 163 235 11 CERAMIC CHIP 22PF 5 50V C526 1 163 038 00 CERAMIC CHIP 0 1uF 25V C527 1 107 725 11 CERAMIC CHIP 0 1uF 10 16V C528 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C529 1 126 791 11 ELECT 10uF 20 16V C530 1 164 161 11 CERAMIC CHIP 0 0022uF 10 100V C531 1 126 791 11 ELECT 10uF 20 16V C532 1 163 038 00 CERAMIC ...

Page 33: ...E12 D810 8 719 049 07 LED SLR 342MG3F POWER D841 8 719 988 62 DIODE 1SS355 SPP 884 D842 8 719 988 62 DIODE 1SS355 SPP 884 D901 8 719 938 75 DIODE SB05 05CP D902 8 719 048 90 LED SLR 342VR3F CHARGE D903 8 719 157 36 DIODE RD6 8M B SPP 884 D904 8 719 970 02 DIODE 1SR139 400 SPP 884 D908 8 719 938 75 DIODE SB05 05CP SPP 884 D909 8 719 157 36 DIODE RD6 8M B COIL FL501 1 409 671 11 COIL IFT IC IC501 8 ...

Page 34: ... 037 00 METAL CHIP 330 5 1 10W R604 1 216 025 00 RES CHIP 100 5 1 10W R605 1 216 057 00 METAL CHIP 2 2K 5 1 10W R606 1 216 085 00 METAL CHIP 33K 5 1 10W R607 1 216 049 11 RES CHIP 1K 5 1 10W R608 1 216 113 00 METAL CHIP 470K 5 1 10W R609 1 216 085 00 METAL CHIP 33K 5 1 10W R610 1 216 073 00 METAL CHIP 10K 5 1 10W R611 1 216 069 00 METAL CHIP 6 8K 5 1 10W R612 1 216 097 00 RES CHIP 100K 5 1 10W R61...

Page 35: ...9 1 163 038 00 CERAMIC CHIP 0 1uF 25V C301 1 135 181 21 TANTALUM CHIP 4 7uF 20 6 3V C302 1 135 181 21 TANTALUM CHIP 4 7uF 20 6 3V C303 1 135 259 11 TANTAL CHIP 10uF 20 6 3V C304 1 163 038 00 CERAMIC CHIP 0 1uF 25V C305 1 163 038 00 CERAMIC CHIP 0 1uF 25V C401 1 163 021 11 CERAMIC CHIP 0 01uF 10 50V C402 1 163 104 00 CERAMIC CHIP 30PF 5 50V C403 1 163 104 00 CERAMIC CHIP 30PF 5 50V C404 1 164 505 1...

Page 36: ... 10K 5 1 10W R310 1 216 073 00 METAL CHIP 10K 5 1 10W R311 1 216 073 00 METAL CHIP 10K 5 1 10W R312 1 216 073 00 METAL CHIP 10K 5 1 10W R313 1 216 073 00 METAL CHIP 10K 5 1 10W R314 1 216 073 00 METAL CHIP 10K 5 1 10W R315 1 216 037 00 METAL CHIP 330 5 1 10W R316 1 216 033 00 METAL CHIP 220 5 1 10W R317 1 216 033 00 METAL CHIP 220 5 1 10W R318 1 216 033 00 METAL CHIP 220 5 1 10W R319 1 216 025 00 ...

Page 37: ...F 20 6 3V C34 1 163 251 11 CERAMIC CHIP 100PF 5 50V C35 1 163 251 11 CERAMIC CHIP 100PF 5 50V C36 1 163 251 11 CERAMIC CHIP 100PF 5 50V C38 1 163 035 00 CERAMIC CHIP 0 047uF 50V C101 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C102 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C104 1 163 021 11 CERAMIC CHIP 0 01uF 10 50V C105 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C106 1 163 037 11 CERAMIC CHIP 0 022uF ...

Page 38: ...10W R108 1 216 085 00 METAL CHIP 33K 5 1 10W R109 1 216 107 00 METAL CHIP 270K 5 1 10W R111 1 216 097 00 RES CHIP 100K 5 1 10W R112 1 216 073 00 METAL CHIP 10K 5 1 10W R113 1 216 069 00 METAL CHIP 6 8K 5 1 10W R114 1 216 105 00 RES CHIP 220K 5 1 10W R115 1 216 105 00 RES CHIP 220K 5 1 10W R116 1 216 105 00 RES CHIP 220K 5 1 10W R117 1 216 113 00 METAL CHIP 470K 5 1 10W R118 1 216 073 00 METAL CHIP...

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