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Sony SPP-N1025 - Cordless Telephone, Service Manual

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Sony SPP-N1025 - Cordless Telephone Service Manual Download Page 1

SERVICE MANUAL

US Model

SPP-N1025

Canadian Model

SPP-N1026

SPECIFICATIONS

SPP-N1025/N1026

Ver 1.1  2001.12

9-873-224-02

Sony Corporation

2001L0500-1

Personal Audio Company

C

 2001.12

Published by Sony Engineering Corporation

CORDLESS TELEPHONE

Photo: SPP-N1025

General

Operating frequency

Base phone: 902-905 MHz (310µW)
Hand set:

925-928 MHz (400µW)

Operating channel

10 channels

Dial signal

Tone, 10 PPS (pulse) selectable

Supplied accessories

AC power adaptor AC-T122
Telephone line cord
Rechargeable battery pack BP-T18
Wall bracket
Directory

Handset

Power source

Rechargeable battery pack BP-T18

Battery life

Standby: Approx. 7 days
Talk:

Approx. 7 hours

Dimensions

Approx. 2 

1

⁄

4

 x 1 

7

⁄

8

 x 7 

1

⁄

4

 inches (w/h/d),

antenna excluded
(approx. 55 x 47 x 183 mm)
Antenna: Approx. 1 

3

⁄

8

 

 

inches

(approx. 34 mm)

Mass

Approx. 7.7 oz (approx. 220 g), battery
included

Base phone

Power source

DC 9V from AC power adaptor AC-T122

Battery charging time

Approx. 12 hours

Dimensions

Approx. 7

 

x 2 

1

⁄

4

 x 7 

1

⁄

2

 inches (w/h/d),

antenna excluded
(approx. 175 x 57 x 190 mm)
Antenna: Approx. 6 

1

⁄

 8

 inches

(approx. 153 mm)

Mass

Approx. 13.5 oz (approx. 382 g), wall
bracket excluded

Design and specifications are subject to
change without notice.

Summary of Contents for SPP-N1025 - Cordless Telephone

Page 1: ...able battery pack BP T18 Wall bracket Directory Handset Power source Rechargeable battery pack BP T18 Battery life Standby Approx 7 days Talk Approx 7 hours Dimensions Approx 2 1 4 x 1 7 8 x 7 1 4 inches w h d antenna excluded approx 55 x 47 x 183 mm Antenna Approx 1 3 8 inches approx 34 mm Mass Approx 7 7 oz approx 220 g battery included Base phone Power source DC 9V from AC power adaptor AC T122...

Page 2: ... Description 22 6 EXPLODED VIEWS 6 1 Hand Set Section 24 6 2 Base Set Section 25 7 ELECTRICAL PARTS LIST 26 Notesonchipcomponentreplacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat ATTENTION AU COMPOSANT AYANT RAPPORT À LA SÉCURITÉ LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES P...

Page 3: ...y tone is emitted and the LCD displays as shown below 5 Press the key sequence 2 1 1 0 just after power ON 6 When enter the test mode the SPEAKERPHONE LED and INTERCOM LED light up and happy tone is emitted 7 Disconnect the power of the handset B then connect the power again 8 Disconnect the power of the base unitA then connect the power again 9 Cradle the handset B on the base unit A to charge th...

Page 4: ...e the EEPROM BASE MAIN board Ref No U6 HAND MAIN board Ref No U4 from the new type board and install it on the former type board as a replacement NEW FORMER TYPE DISCRIMINATION In this set with the following serial No or later BASE MAIN and HAND MAIN boards have been changed SPP N1025 Serial No 0207433 or alter SPP N1026 Serial No A0106801 or later Serial No Serial No Bottom View Bottom View Lid B...

Page 5: ...rvice Getting Started 15US Getting Started qk qh qj ql continued qh Antenna p 7 49 qj Speaker p 20 22 qk DC IN 9V jack p 7 ql LINE telephone line jack p 7 Getting Started 16US Handset 1 Antenna 2 Speaker 3 Jog lever p 11 23 30 31 39 4 HOLD button p 18 34 Press to put a call on hold 5 TALK button p 18 21 22 24 33 37 Lets you make or receive a call 6 Battery compartment p 9 7 8 9 3 qa q 5 4 2 1 6 Id...

Page 6: ... H S rear assy H S FRT assy HAND MAIN board BASE MAIN board Base bottom Note Follow the disassembly procedure in the numerical order given 3 2 H S REAR ASSY 5 Remove the H S rear assy in the direction of arrow B 1 Remove the battery lid in the direction of arrow A 4 claw 3 two claws 3 two claws 2 two screws BTP3 10 A B ...

Page 7: ... ASSY 4 two screws P2 5 1 screw BTP2 6 8 3 screw BTP2 6 8 6 H S FRT assy 5 2 5 screw BTP2 6 8 9 HAND MAIN board 7 screw BTP2 6 8 1 Remove two solders of lead 4 Remove twelve solders 3 Remove solder of lead 6 RF unit hand 8 receiver BKT 2 speaker 2 8cm ...

Page 8: ...law 2 claw 3 base bottom 1 five screws P3 12 7 two screws BTP2 6 8 6 two screws BTP2 6 8 0 six screws BTP2 6 8 qa BASE KEY board 8 BASE MAIN board 4 RF unit base 2 harness 1 Remove solder of lead 9 Remove two solders of lead 3 screw P3 6 5 Remove two solders ...

Page 9: ...ndication Beep tone is emitted and if received the command gen happy tone is emitted after reprogram security code SECTION 4 TEST MODE Introduction The manual test mode can be used for testing the RF and audio sections of the base unit and handset The manual test mode is also required for the FCC testing in which the phone is tested for interference at the first middle and last RF channels The fol...

Page 10: ...3 Key Definition 1 key Operation Set combo to inactive mode Indication CB 0 2 key Operation Set combo to RX mode Indication CB 1 3 key Operation Set combo to active mode Indication CB 2 4 key Operation Increment channel by 1 Indication CH CH 1 5 key Operation Mute TX audio path Indication TxM 1 6 key Operation Mute RX audio path Indication RxM 1 7 key Operation Decrement channel by 1 Indication CH...

Page 11: ...03 923 40 MHz 905 45 MHz 894 75 MHz 04 924 45 MHz 906 50 MHz 895 80 MHz 05 925 80 MHz 903 05 MHz 892 35 MHz 06 926 85 MHz 904 10 MHz 893 40 MHz 07 923 10 MHz 905 15 MHz 894 45 MHz 08 924 15 MHz 906 20 MHz 895 50 MHz 09 925 50 MHz 902 75 MHz 892 05 MHz 10 926 55 MHz 903 80 MHz 893 10 MHz 11 927 60 MHz 904 85 MHz 894 15 MHz 12 923 85 MHz 905 90 MHz 895 20 MHz 13 925 20 MHz 902 45 MHz 891 75 MHz 14 9...

Page 12: ...12 SPP N1025 N1026 MEMO ...

Page 13: ...ARGE LED1 EEPROM U6 CHARGE CONTROL Q2 8 X2 8MHz 23 22 XOUT XIN CHARGE DETECT Q4 21 RESET CHRG LED 30 VOICE MAIL LED4 WAIT LED 29 NEW CALL LED2 N MSG LED 28 INTERCOM LED8 INTCOM LED 27 SPEAKERPHONE LED6 SPK LED 26 LINE LED7 LINE LED 8 6 9 TEL LINE SWITCH U13 3 4 3 5 4 TEL LINE SWITCH U13 2 4 45 44 OFF LOW HIGH 33 36 3 8 ROW0 ROW5 COL0 COL3 KEY MATRIX KEY1 17 KEY19 22 SW1 RINGER AF AMP FOR SPEAKER U...

Page 14: ...OW BAT RX DATA 29 TX DATA 14 PLL EN 15 PLL CLK 16 PLL I2C DATA 17 I2C CLK 12 CAR DET 11 RX DATA EEPROM U4 96 V3 95 V4 98 V1 97 V2 27 BUZZER 30 BACK LIGHT 9 CRADLE 8 RESET X2 8MHz 2 XTIN 3 XTOUT I LED DRIVE Q2 CHARGE TERMINAL RESET SIGNAL GENERATOR Q3 5 2 3V REGULATOR U3 D5 6 LCD BACK LIGHT D14 17 KEY BACK LIGHT VOL V CID 1 K1 K2 K3 TALK 2 ABC 4 GHI 7 PQRS 9 WXYZ 5 JKL 8 TUV 6 MNO 3 DEF K16 SW1 K4 ...

Page 15: ...nces Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path N RX O TX P BELL 2 4Vp p 30 5 µs 3 9 Vp p 125 ns 3 9 Vp p 125 ns Waveforms BASE MAIN Board 1 U7 wd XOUT 1 V DIV 50 ns DIV HAND MAIN Board qa U2 3 XOUT 1 V DIV 50 ns DIV qs U2 7 XTOUT 1 V DIV 20 µs DIV 1 Vp p 279 ns 2 U3 5 XOUT 500 mV DIV 1...

Page 16: ...5 1M 51k 51k 220k 10 50V 1000 16V DTZ27 NJM78M05FA DTZ5 6 DTZ5 6 100k 3300p 27k 2 3 5 6 7 8 9 10 11 12 13 14 15 1 COL2 ROW2 ROW0 ROW5 COL1 ROW4 ROW3 ROW1 COL3 DCA DCB RD COL0 CIDSDA CIDSCL MDAT CIDINT DCA A1 A1 A2 A2 A3 A3 CIDSDA CIDSCL MDAT CIDINT RI_HI RI_LO DCB RD RI_LO RI_HI P CLK INTCOM MSG LINE SPK WAIT CHRG PLL EN DO DO DI DI CLK CLK CS CS T DAT C DET P DAT R DAT X2 X3 X5 X6 X7 X1 X8 DCB_RD...

Page 17: ...6 MC54 74HC4066 15k 15k 15k 15k 15k 15k 0 1 0 1 430k 0 22 0 01 33k 5 1k 0 1 0 01 0 1 0 0 0 0 0 0 0 1 0 1 10k 91k 1 100 16V 100 16V 0 27k 47p 1 50V 4 7 50V 100 16V 3300p 47 16V 2 2 50V 2 2 50V 3300p 2 2 50V 10 50V 47 50V 100k 1 50V 2 2 50V 10 50V 360k 330p 10 50V 4 7k 47p 2 3 5 6 7 8 9 10 11 12 13 14 15 1 PLL EN COL2 ROW0 ROW2 ROW5 COL1 ROW4 ROW3 ROW1 COL3 COL0 P CLK INTCOM MSG LINE SPK CHRG T DAT ...

Page 18: ...C17 R33 R41 R39 R40 R38 R60 R62 R80 C37 R81 R25 C29 C30 C23 C13 R24 R58 C28 C31 C32 C48 R95 C51 C43 R119 C27 R76 R122 R123 R107 R124 R125 R113 C50 R112 C42 R111 C44 R116 C45 R114 R118 R78 C46 C47 C54 R85 R10 R82 C39 R83 C49 R46 R69 R70 R71 C34 R121 R120 R45 R43 R44 R117 R115 R68 R77 R36 R99 R101 R67 R127 R27 E C B Q1 D5 K A K A 1 1 7 7 1 1 3 8 8 14 14 U2 U13 U5 12 13 24 U3 1 4 5 8 U6 15 28 1 14 U4...

Page 19: ...1026 19 19 J6 A B C D E G H 5 8 SCHEMATIC DIAGRAM BASE KEY Board 5 7 PRINTED WIRING BOARD BASE KEY Board Semiconductor Location Ref No Location LED1 H 2 LED2 B 2 LED4 B 3 LED6 G 3 LED7 H 3 LED8 G 5 Page 18 Page 17 ...

Page 20: ...MODULE 3 6V 600mAh 9 10 G H 5 9 PRINTED WIRING BOARD HAND MAIN Board D1 C 9 D2 C 8 D3 B 8 D4 A 3 D5 C 1 D6 B 1 D7 C 8 D10 B 6 D11 B 6 D12 B 6 D14 F 5 D15 G 7 D16 G 5 D17 F 7 D21 C 5 Q1 C 8 Q2 A 3 Q3 B 4 Q4 C 9 Q5 B 4 U2 B 3 U3 C 5 U4 A 4 Ref No Location Semiconductor Location ...

Page 21: ...2 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG20 SEG21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG29 SEG30 SEG31 SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG29 SEG30 SEG31 SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 SEG41 SEG42 SEG43 SEG44 SEG45 SEG46 SEG39 SEG40 SEG41 SE...

Page 22: ... CALL indicator LED2 L LED on 30 WAIT LED O LED drive signal output of the VOICE MAIL indicator LED4 L LED on 31 CHRG LED O LED drive signal output of the CHARGE indicator LED1 L LED on 32 NC Not used open 33 to 36 COL0 to COL3 I Key column signal input from the key matrix H output when key pressing 37 NC Not used open 38 to 40 VOL1 to VOL3 O Speaker volume control signal output to the voice speak...

Page 23: ...Serial data transfer clock signal output to the RF unit 16 PLL I2C DATA I O Two way data bus with the RF unit and EEPROM U4 17 I2C CLK O Serial data transfer clock signal output to the EEPROM U4 18 VAREF I Reference voltage input terminal Not used fixed at L 19 to 21 COL0 to COL2 O Key scan output to the key matrix L output when key waiting 22 to 26 ROW0 to ROW4 I Key scan input from the key matri...

Page 24: ... 1 X 3381 212 1 CASE FRONT ASSY SVX N1025 1 X 3381 263 1 HAND FRONT ASSY SVX 1 N1026 2 3 230 080 01 LENS H S 4 3 371 005 01 GASKET RECEIVER TWN 5 3 041 535 01 FELT RX 7 3 230 085 01 RECEIVER BKT 8 3 234 372 01 SPRING ANT 9 3 230 079 01 COVER HP JACK 10 3 230 074 01 LID BATTERY 11 A 3062 657 A HAND RF UNIT 12 A 3062 832 A HAND MAIN BOARD COMPLETE N1025 12 A 3062 877 A HAND MAIN BOARD COMPLETE N1026...

Page 25: ...0 094 01 BASE TOP N1025 57 3 236 294 01 BASE CASE TOP N1026 58 3 233 543 01 STOPPER ANT 59 3 233 542 01 ANT B S 60 3 236 106 01 FROM SPK CUSHION BS 61 A 3062 577 A BASE RF UNIT 62 3 233 779 01 TERMINAL BS RA CHARGE 63 3 233 778 01 TERMINAL BS LA CHARGE 64 A 3062 834 A BASE MAIN BOARD COMPLETE 65 3 042 428 01 CUSHION MIC 66 3 649 249 03 CUSHION CASSETTE UP MIC101 1 542 260 31 MICROPHONE ELECTRET CO...

Page 26: ...stor METAL OXIDE Metal oxide film resistor F nonflammable Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when order ing these items SEMICONDUCTORS In each case u µ for example uA µA uPA µPA uPB µPB uPC µPC uPD µPD CAPACITORS uF µF COILS uH µH C38 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C39 1 162 961 11 CERAMIC CHIP 330PF 10 50V C40...

Page 27: ... R28 1 218 331 11 RES CHIP 51K 5 1 16W R29 1 218 331 11 RES CHIP 51K 5 1 16W R30 1 216 845 11 METAL CHIP 100K 5 1 16W R31 1 216 841 11 METAL CHIP 47K 5 1 16W R32 1 216 849 11 METAL CHIP 220K 5 1 16W R33 1 216 837 11 METAL CHIP 22K 5 1 16W R34 1 216 865 11 METAL CHIP 3K 5 1 16W R35 1 216 865 11 METAL CHIP 3K 5 1 16W R36 1 216 864 11 METAL CHIP 0 5 1 16W R38 1 216 832 11 METAL CHIP 8 2K 5 1 16W R39 ...

Page 28: ...FA U6 X 3381 018 1 EEROM ASSY U7 6 800 854 01 IC TMP87CH41U 0U8 8 719 821 66 PHOTO COUPLER TLP627 U13 8 759 013 86 IC MC74HC4066F U14 8 759 658 47 IC KA8602D VIBRATOR X1 1 577 166 11 VIBRATOR CRYSTAL 3 58MHz X2 1 567 132 00 OSCILLATOR CERAMIC 8MHz DIODE Z2 8 719 977 01 DIODE DTZ5 6 Z3 8 719 977 01 DIODE DTZ5 6 Z4 8 719 977 01 DIODE DTZ5 6 Z5 8 719 977 71 DIODE DTZ27 A 3062 832 A HAND MAIN BOARD CO...

Page 29: ...R38 1 216 845 11 METAL CHIP 100K 5 1 16W R40 1 216 864 11 METAL CHIP 0 5 1 16W R41 1 216 841 11 METAL CHIP 47K 5 1 16W R42 1 216 797 11 METAL CHIP 10 5 1 16W R43 1 216 797 11 METAL CHIP 10 5 1 16W R44 1 216 803 11 METAL CHIP 33 5 1 16W R45 1 216 833 11 METAL CHIP 10K 5 1 16W HAND MAIN R46 1 216 802 11 RES CHIP 27 5 1 16W N1026 R47 1 216 802 11 RES CHIP 27 5 1 16W N1026 R48 1 216 802 11 RES CHIP 27...

Page 30: ...e Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 1 2001 12 Change of BASE MAIN HAND MAIN boards Correction of Part No for U6 on BASE MAIN board and U4 on HAND MAIN board ENG 01025 1 0 2001 07 New ...

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