Sony SPP-933 - 900mhz Cordless Telephone, Service Manual

Page 1: ...MICROFILM SERVICE MANUAL CORDLESS TELEPHONE US Model SPP 933 Canadian Model Mexican Model SPP 934 SPECIFICATIONS SPP 933 934 Ver 1 0 2000 01 ...

Page 2: ...iagram HAND RF Section 37 5 13 Printed Wiring Board HAND MAIN Section 39 5 14 Schematic Diagram HAND MAIN Section 41 5 15 IC Pin Function Description 45 6 EXPLODED VIEWS 47 7 ELECTRICAL PARTS LIST 49 Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat SAFETY RELATED COMPONENT WARNING COMPONENTS IDE...

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

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Page 9: ...EMBLY 2 two screws BTP3 12 1 Remove the battery case lid in the direction of arrow A A B 3 two claws 3 two claws 4 claw 5 Remove the hand cabinet rear in the direction of arrow B 2 two screws BTP2 6 12 1 knob 4 charge terminal L 4 charge terminal R 5 HAND MAIN board 3 screw BTP2 6 8 6 three screws BTP2 6 8 7 holder SP 8 speaker SP801 ...

Page 10: ... 10 CABINET LOWER ASSY BASE KEY BOARD 3 cabinet lower assy 1 four screws BTP2 6 12 2 three claws 1 eight screws BTP2 6 8 4 holder SP 3 two screws BTP2 6 8 5 speaker SP701 2 BASE KEY board ...

Page 11: ... 11 BASE MAIN BOARD 3 seven screws BTP2 6 8 6 two screws BTP2 6 8 7 BASE MIC board 5 BASE MAIN board 3 four screws BTP2 6 8 2 flat cable 1 knob VR 4 spring washer ...

Page 12: ...witch the unit cold stars next time when the power is turned on Releasing the Test Mode To release the test mode perform as follows Turn the power off disconnect the AC adapter plug Set the handset to charge on the base unit Bell in Press the SPEAKERPHONE key Press the INTERCOM key Changing the Test Mode No Press each key of the test mode No Changing the Channel Press the REDIAL PAUSE key Note Cha...

Page 13: ...f the following tests Initial Channel of each test mode No 19CH 1 Test Mode 3 Continue output TX data as 0000 2 Test Mode 5 When signal is detected it rings bell tone 3 Test Mode 6 Output level of the bell can be changed by the RINGER switch S2 4 Test Mode 7 Press the FLASH key DTMF will be changed 1 2 3 4 5 6 7 8 9 0 1 5 Test Mode 8 When locked receiving data is 0000 it rings bell tone 6 Test Mod...

Page 14: ...tion Test Mode Execution Press the each key for the desired test mode No to execute any of the following tests Initial Channel of each test mode No 21CH A SQ on H SQ off L 1 Test Mode 3 Continue output TX data as 0000 2 Test Mode 6 When locked receiving data is 0000 it beeps confirm tone 1 kHz 3 Test Mode 7 It rings with H level 4 Test Mode 8 When BATT LOW IC603 pin eg is L battery low it beeps co...

Page 15: ...TX MOD CHECK 4 Adjust RT3 on the BASE MAIN board so that the value of deviation meter becomes 8 kHz deviation 0 dBm 0 775 V 0 dBV 1 V BASE UNIT power meter TP ANT TP GND frequency counter TP ANT TP GND AF OSC 1 kHz 20 dBm 600 Ω LINE jack J1 deviation meter TP ANT TP GND RX Adjustments 1 DISCRI Voltage Adjustment Setting Procedure 1 Connect a SSG to TP ANT and TP GND on the BASE MAIN board 2 Connec...

Page 16: ...e speaker phone SP701 rings bell tone continuously Adjustment Location SSG Carrier frequency 902 902467 MHz Modulation no modulation Output level 114 dBm TP ANT TP GND BASE MAIN BOARD Conductor Side J1 RT301 TX Power Adjustment CT1 TX Frequency Adjustment RT3 Modulation Sensitivity Adjustment L3 DISCRI Voltage Adjustment RT1 SQ Sensitivity Adjustment RT2 TEL Out Level Adjustment TP DISCRI TP ANT T...

Page 17: ... Adjust RT603 on the HAND MAIN board so that the value of deviation meter becomes 8 kHz modulation HANDSET power meter TP ANT TP GND frequency counter TP ANT TP GND AF OSC 1 kHz 9 mV TP MIC 600 Ω TP MIC deviation meter TP ANT TP GND RX Adjustments 1 DISCRI Voltage Adjustment Setting Procedure 1 Connect a SSG to TP ANT and TP GND on the HAND MAIN board 2 Connect a digital voltmeter to TP DISCRI and...

Page 18: ...ion SSG Carrier frequency 926 997467 MHz Modulation 1 kHz 8 kHz deviation Output level 113 dBm TP ANT TP GND RT501 TX Power Adjustment HAND MAIN BOARD Component Side HAND MAIN BOARD Conductor Side CT601 TX Frequency Adjustment L602 DISCRI Voltage Adjustment RT602 Speaker Out Level Adjustment RT603 Modulation Sensitivity Adjustment RT601 SQ Sensitivity Adjustment TP SP1 TP SP2 TP MIC TP MIC BP ANT ...

Page 19: ...UT LEVEL RT2 AF OUT B 3V FIL IN SQ IN FIL OUT 9 EO Pege 21 Pege 21 TX RX 10 11 5 7 12 8 PD2 PROGRAM MABLE DIVIDER LATCH SI CPS PLL DATA PLL CLK PLL EN 17 15 16 13 12 11 3 SYSTEM CONTROLLER IC8 1 2 2nd MIXER LIMITER AMP DET AF AMP SQUELCH CONTROL IC3 1st MIXER VCO PLL SYNTHESIZER IC302 EXPANDER COMPRESSOR IC1 TX MUTE 17 RX MUTE 36 05 SIGNAL PATH RX TX BELL PROGRAM MABLE DIVIDER PROGRAM MABLE DIVIDE...

Page 20: ... J1 T1 LINE TRANSFORMER MIC MC1 MIC MUTE Q10 PEAK LIMITER AF AMP Q12 SPEAKER AMP MIC AMP MCI SKO MCO SKI AGC VR1 1 DTMF X0 X1 BELL HI BELL LOW TONE PULSE INT LED SP LED LINE LED 34 SP MUTE1 38 BELL OUT 44 RING VOL 46 SP MUTE2 15 MIC MUTE 45 LINE MUTE 22 PARADET 10 RLCONT 37 BELL IN SYSTEM CONTROLLER IC8 2 2 27 31 KEY MATRIX S701 719 ROW0 ROW4 23 26 COL0 COL3 35 33 32 40 42 41 6 5 X2 3 579545MHz H ...

Page 21: ... IN 36 VDET2 VIN1 COL1 COL5 Y601 BUZZER RINGER DRIVE Q613 B SWITCH Q611 RINGER VOLUME SWITCH Q612 KEY MATRIX S601 S621 RING OUT 38 RING VOL 39 34 30 25 21 ROW1 ROW5 BT901 RECHARGEABLE BATTERY PACK BP T18 BATTERY VOLTAGE DETECT IC605 2 VIN2 4 5 COMPARATOR VDET1 1 05 SIGNAL PATH RX TX BELL BATT LOW 35 BATT OFF 29 PROGRAM MABLE DIVIDER PROGRAM MABLE DIVIDER 1 32 1 33 PRESCALER L P F D606 SYSTEM CONTR...

Page 22: ...arts extracted from the conductor side W indicates side identified with part number indicates direction of chip inductor f internal component b Pattern from the side which enables seeing The other layers patterns are not indicated connected by carbon pattern Caution Pattern face side Parts on the pattern face side seen from Conductor Side the pattern face are indicated Parts face side Parts on the...

Page 23: ...SPP 933 934 27 28 5 6 SCHEMATIC DIAGRAM BASE RF Section See page 44 for IC Block Diagram Page 31 Page 31 Page 31 ...

Page 24: ... C71 R98 R72 C44 C45 R163 R39 C64 C38 C83 R80 R103 R119 R122 R120 R124 C73 R140 C78 C81 C104 C35 C24 R49 C57 C30 C28 C29 C22 C55 C54 C23 C26 R168 R5 R81 R2 R4 C1 C58 R1 L1 JC3 C25 C27 R66 R51 R16 R35 R17 C89 R36 R127 R96 R169 R67 C101 R68 R82 R9 R121 IC4 IC8 1 48 37 13 24 12 36 25 E C B Q10 E C B Q11 E C B Q16 E C B Q20 E C B Q3 B C E Q7 E C B Q4 B C E Q1 B C E Q8 B C E Q6 B C E Q5 B C E Q2 E C B ...

Page 25: ...SPP 933 934 31 32 5 8 SCHEMATIC DIAGRAM BASE MAIN Section See page 33 for Waveforms See page 43 for IC Block Diagrams Page 28 Page 27 Page 28 Page 35 ...

Page 26: ... ns DIV 1 5 Vp p 99 ns 4 IC603 5 X0 1 V DIV 100 ns DIV 3 3 Vp p 280 ns D752 D753 A K D751 754 INTERCOM A K D751 A K CHARGE D754 A K LINE J751 1 676 651 11 11 BASE KEY BOARD C BASE MAIN BOARD J3 SP701 SPEAKER RED BLK 1 2 16 17 S705 S712 S702 S714 S718 S713 PGM S709 REDIAL PAUSE S704 SPEED DIAL 1 S701 2 ABC S703 3 DEF S708 6 MNO S707 5 JKL S706 4 GHI S717 S715 TONE S710 7 PQRS S711 8 TUV 9 WXYZ S716...

Page 27: ... 35 SPP 933 934 5 10 SCHEMATIC DIAGRAM BASE KEY Section Page 32 ...

Page 28: ...30 R527 R539 R521 C514 C558 C536 L504 R506 Q512 B C E B C E Q502 B C E Q507 Q506 Q501 B E C E C560 C557 D502 A K D503 A K RT501 HAND RF BOARD COMPONENT SIDE HAND RF BOARD CONDUCTOR SIDE 1 3 6 4 L552 L551 1 676 680 1 676 680 11 11 11 11 L551 557 PRINTED COIL E HAND MAIN BOARD MOD TX GND LO GND IF GND IF LO GND TX MOD L566 L555 L554 L553 SHIELD CASE SHIELD CASE D HAND MAIN BOARD ANT GND VCC LE DATA ...

Page 29: ...SPP 933 934 37 38 5 12 SCHEMATIC DIAGRAM HAND RF Section See page 44 for IC Block Diagram Page 41 Page 41 Page 41 ...

Page 30: ... 11 12 13 A B C D E F G H I 05 RT601 RT602 RT603 C656 C651 BLK WHT SP801 SPEAKER HAND RF BOARD SHIELD CASE K K A 1 12 13 24 25 36 37 48 W601 ANTENNA D HAND RF BOARD R663 L603 C637 R649 C662 R659 R629 R621 R622 C618 R616 R615 R626 C630 C626 C634 C627 C628 R627 C629 C667 C668 R646 R644 R641 R639 R624 R625 C639 R642 R620 R617 C612 C614 C613 R619 C669 R613 C611 JC691 R647 R640 C641 R643 C636 R633 R693...

Page 31: ...SPP 933 934 41 42 5 14 SCHEMATIC DIAGRAM HAND MAIN Section See page 33 for Waveforms See page 43 for IC Block Diagrams Page 38 Page 37 Page 38 ...

Page 32: ...CH PROGRAMMABLE DEVIDER LATCH 1 2 1 16 1 17 PRESCALER 1 32 1 33 PRESCALER VCO TX OSC 1 2 DEVIDER 1 2 3 4 5 6 7 8 9 10 11 12 PHASE DETECTOR LATCH SELECT SHIFT REGISTOR PULSE COUNTER 17 16 15 PHASE DETECTOR MIX VCO RX 21 20 19 18 24 23 22 LOCK DETECTOR 14 13 TX GND1 TX OUT TX VCC TXB TXE TX GND2 PD1 VCC XIN XOUT XBO GND MIX OUT LOCK CPS SI RST PD2 RX GND RXE RXB RX VCC MIX GND MIX IN REGULATOR COMP ...

Page 33: ...61CDR2 IC3 L carrier present H no carrier 19 GND Ground terminal 20 DATA IN I Receive data input terminal 21 CHG DET I Charge detection signal input terminal L charge on 22 PARADET I Establish telephone detect signal input terminal L off hook 23 to 26 COL0 to COL3 I Key return signal input from the key matrix 27 to 31 ROW0 to ROW4 O Key send signal output to the key matrix 32 INT LED O LED drive s...

Page 34: ...8 NC O Not used open 19 GND Ground terminal 20 NC O Not used open 21 to 25 ROW5 to ROW1 I Key scan signal input from the key matrix 26 STPCNT O Wakeup control signal output terminal 27 WAKEUP I Wakeup input terminal 28 NC O Not used open 29 BATT OFF I Battery level detect signal input from the XC612N3328MR IC605 L battery off 30 to 34 COL5 to COL1 O Key scan signal output to the key matrix 35 BATT...

Page 35: ... 4 4 SP801 not supplied 3 4 2 7 6 8 13 14 10 11 12 9 5 Ref No Part No Description Remark Ref No Part No Description Remark 1 X 3378 531 1 CABINET FRONT ASSY 2 1 771 870 11 SWITCH RUBBER KEY HAND 12 KEY SPP 933 2 1 771 870 21 SWITCH RUBBER KEY HAND 12 KEY SPP 934 3 3 039 405 01 COVER ANTENNA 4 3 043 639 01 CUSHION 5 3 042 448 01 HOLDER SP 6 A 3672 934 A HAND MAIN BOARD COMPLETE 7 3 042 449 01 HOLDE...

Page 36: ...ERMINAL BASE SET CHARGE 57 3 041 416 01 CABINET UPPER SPP 933 57 3 041 416 11 CABINET UPPER SPP 934 Canadian 57 3 041 416 21 CABINET UPPER SPP 934 Mexican 58 3 036 336 01 HOOK 59 A 3672 946 A BASE MAIN BOARD COMPLETE SPP 933 SPP 934 Canadian 59 A 3672 954 A BASE MAIN BOARD COMPLETE SPP 934 Mexican 60 1 590 296 11 CABLE FLAT 1 0mm 17 CORE 61 3 043 648 01 KNOB VR 62 A 3672 929 A BASE RF BOARD COMPLE...

Page 37: ...1 162 927 11 CERAMIC CHIP 100PF 5 50V C18 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C19 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C20 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C21 1 806 916 11 VARISTOR CERAMIC C22 1 162 921 11 CERAMIC CHIP 33PF 5 50V C23 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C24 1 162 921 11 CERAMIC CHIP 33PF 5 50V C25 1 162 915 11 CERAMIC CHIP 10PF 0 5PF 50V C26 1 107 826 11 CERAMIC C...

Page 38: ...4 665 11 ELECT 100uF 20 10V C121 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C122 1 126 960 11 ELECT 1uF 20 50V C123 1 104 665 11 ELECT 100uF 20 25V C124 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C125 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C126 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C127 1 104 509 11 CERAMIC CHIP 0 018uF 10 16V C130 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C131 1 162 977 11 CERAMIC C...

Page 39: ... 11 METAL CHIP 100K 5 1 16W R38 1 216 846 11 METAL CHIP 120K 5 1 16W R39 1 216 845 11 METAL CHIP 100K 5 1 16W R40 1 216 845 11 METAL CHIP 100K 5 1 16W R41 1 216 833 11 RES CHIP 10K 5 1 16W R42 1 216 021 00 METAL CHIP 68 5 1 10W R43 1 216 851 11 METAL CHIP 330K 5 1 16W R44 1 216 816 11 METAL CHIP 390 5 1 16W R45 1 216 843 11 METAL CHIP 68K 5 1 16W R46 1 216 832 11 METAL CHIP 8 2K 5 1 16W R47 1 216 ...

Page 40: ... R146 1 216 801 11 METAL CHIP 22 5 1 16W R147 1 216 825 11 METAL CHIP 2 2K 5 1 16W R148 1 216 198 00 RES CHIP 1K 5 1 8W R149 1 216 025 00 RES CHIP 100 5 1 10W R151 1 216 025 00 RES CHIP 100 5 1 10W R152 1 216 841 11 METAL CHIP 47K 5 1 16W R153 1 216 023 00 METAL CHIP 82 5 1 10W R154 1 216 023 00 METAL CHIP 82 5 1 10W R155 1 216 023 00 METAL CHIP 82 5 1 10W R156 1 216 841 11 METAL CHIP 47K 5 1 16W ...

Page 41: ...5PF 50V C369 1 162 921 11 CERAMIC CHIP 33PF 5 50V C370 1 162 910 11 CERAMIC CHIP 5PF 0 25PF 50V C371 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C372 1 162 927 11 CERAMIC CHIP 100PF 5 50V C373 1 162 911 11 CERAMIC CHIP 6PF 0 5PF 50V C374 1 162 913 11 CERAMIC CHIP 8PF 0 5PF 50V C375 1 162 907 11 CERAMIC CHIP 2PF 0 25PF 50V C376 1 162 909 11 CERAMIC CHIP 4PF 0 25PF 50V C378 1 162 921 11 CERAMIC CHIP 33P...

Page 42: ...65 176 11 CERAMIC CHIP 0 047uF 10 16V C632 1 115 566 11 CERAMIC CHIP 4 7uF 10 10V C633 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C634 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C635 1 117 370 11 CERAMIC CHIP 10uF 10V C636 1 104 700 11 CERAMIC CHIP 0 027uF 10 16V C637 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C638 1 127 573 11 CERAMIC CHIP 1uF 10 16V C639 1 164 677 11 CERAMIC CHIP 0 033uF 10 16V C640 1 12...

Page 43: ...AL CHIP 100K 5 1 16W R619 1 216 845 11 METAL CHIP 100K 5 1 16W R620 1 216 832 11 METAL CHIP 8 2K 5 1 16W R621 1 216 815 11 METAL CHIP 330 5 1 16W R622 1 216 821 11 METAL CHIP 1K 5 1 16W R624 1 216 809 11 METAL CHIP 100 5 1 16W R625 1 216 809 11 METAL CHIP 100 5 1 16W R626 1 216 825 11 METAL CHIP 2 2K 5 1 16W R627 1 216 829 11 METAL CHIP 4 7K 5 1 16W R628 1 216 833 11 RES CHIP 10K 5 1 16W R629 1 21...

Page 44: ...IC CHIP 3PF 0 25PF 50V C536 1 162 967 11 CERAMIC CHIP 0 0033uF 10 50V C537 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50V C538 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C539 1 135 072 21 TANTALUM CHIP 0 22uF 10 35V C540 1 162 921 11 CERAMIC CHIP 33PF 5 50V C541 1 162 909 11 CERAMIC CHIP 4PF 0 25PF 50V C542 1 162 908 11 CERAMIC CHIP 3PF 0 25PF 50V C543 1 162 926 11 CERAMIC CHIP 82PF 5 50V C544 1 162 970...

Page 45: ...44 1 216 803 11 METAL CHIP 33 5 1 16W R551 1 216 809 11 METAL CHIP 100 5 1 16W R552 1 216 797 11 METAL CHIP 10 5 1 16W R553 1 216 840 11 METAL CHIP 39K 5 1 16W R554 1 216 836 11 METAL CHIP 18K 5 1 16W R559 1 216 823 11 METAL CHIP 1 5K 5 1 16W R561 1 216 839 11 METAL CHIP 33K 5 1 16W R597 1 216 821 11 METAL CHIP 1K 5 1 16W R598 1 216 821 11 METAL CHIP 1K 5 1 16W HAND RF R599 1 216 821 11 METAL CHIP...

Page 46: ... 58 SPP 933 934 Sony Corporation Personal Audio Division Company 9 927 643 11 2000A0515 1 Printed in Japan C 2000 1 Published by General Engineering Dept ...