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Sony SPP-M937, Руководство по обслуживанию

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Sony SPP-M937 Скачать руководство пользователя страница 18

– 19 –

– 20 –

SPP-M937

5-2. BLOCK DIAGRAM – BASE UNIT SECTION (2/2) –

02

AF AMP

U14 (4/4)

AF AMP

U5 (4/4)

HOOK ON/OFF

U7

LINE 1 DROP

U10 (1/4), Q8, 12

RINGER
DETECT

U12

TELEPHONE

LINE 1 DETECT

U10 (4/4), U23 (1/4),

Q19, 23

RIN1

MOUT

LINE 1

LINE 2

2

8

9

6

16

LSP 5

AF AMP

U5 (2/4)

U8

MIC

VOL

MIC

MUTET

8

DLC MUTER

1

CAR

4

15

18

KEYTONE ATTN

80

MIC MUTE

5

72

4

16

BS BEEP

27

SPK MUTE

6

RING1 DET

EXT DET1

LIN1 DROP

HOOK 1

30

32

34

36

INT COM

51

SPK2 EN

53

SPK1 EN

52

L2 EN

55

L1 EN

54

CONF

50

KEY TONE

ATTENUATOR

Q25

VOLUME

CONTROL

Q3 - 5

+5V REG

U1

CRADLE DETECT

Q17

RESET SIGNAL

GENERATOR

Q27, 28

B+ SWITCH

(FOR TX SYSTEM)

Q6

VOL 0 – VOL 2

13 – 15

SYSTEM CONTROLLER

U2 (2/2)

+

• SIGNAL PATH

: RX (TELEPHONE 1)

: TX (TELEPHONE 1)

: RX (TELEPHONE 2)

: TX (TELEPHONE 2)

: RX (INTERCOM)

: BELL

: TX (INTERCOM)

A

(Page 18)

B

(Page 18)

SPK1

(SPEAKER)

VOICE SPEAKERPHONE

U3

U19 (3/3)

3

4

5

U17 (2/3)

9

8

6

U18 (3/3)

U19 (2/3)

U17 – 19

LINE SELECT SWITCH

U17 – 19

LINE SELECT SWITCH

11

10

12

8

9

6

10

11

12

U17 (3/3)

11

3

4

10

2

12

5

1

13

2

1

13

U18 (1/3)

AF AMP

U5 (3/4), Q15

LINE 1

LINE 2

AF AMP

U5 (1/4), Q14

2

1

4

13

3

5

U19 (1/3)

U18

(2/3)

U17

(1/3)

T1

+
–

J1

L1/L1+L2

5

6

7

U23

(2/4)

RING2 DET

EXT DET2

LIN2 DROP

HOOK 2

31

33

35

37

J7

DATA

EXT1–

EXT1+

LINE 2 DROP

U10 (2/4), Q10, 13

RINGER
DETECT

U13

TELEPHONE

LINE 2 DETECT

U10 (3/4), U23 (4/4),

Q26, 30

J2

L2

T2

+
–

10

9

8

U23

(3/4)

EXT2–

EXT2+

+

–

TX B+

BACKUP B+

CRADLE DET

TX ENABLE

RESET

CHARGE

TERMINAL

J6

DC IN 9V

–

+

7

6

14

13

14

13

3

4

2

HOOK ON/OFF

U20

3

4

2

4

2

3

1

Содержание SPP-M937

Страница 1: ... source Rechargeable battery pack BP T23 Battery life Standby Approx 7 days Talk Approx 7 hours Dimensions Approx 55 x 177 x 45 mm w h d antenna excluded approx 2 1 4 x 7 x 1 13 16 inches Antenna Approx 30 mm approx 1 1 4 inches Mass Approx 250 g approx 8 8 oz battery included Base phone Power source DC 9 V from AC power adaptor Battery charging time Approx 12 hours Dimensions Approx 187 x 66 x 22...

Страница 2: ...oard Hand Main Section 33 5 9 Printed Wiring Board Base Key Section 35 5 10 Schematic Diagram Base Key Section 36 5 11 Explanation of IC terminals 37 6 EXPLODED VIEWS 6 1 Handset Section 41 6 2 Base Unit Section 42 7 ELECTRICAL PARTS LIST 43 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINEWITH MARK ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OP...

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

Страница 4: ... 4 ...

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Страница 6: ... 6 ...

Страница 7: ... 7 ...

Страница 8: ... 8 ...

Страница 9: ... 9 ...

Страница 10: ... 10 ...

Страница 11: ... 3 Claws 4 Claws 2 Screws P 3x12 Hand rear Hand front Lid battery hand 1 5 3 Claws 3 Claws Hand front Hand rear 2 Screws P 2x5 1 Screws P 3x10 4 Screws 2x6 5 Remove solder Hand RF board Antenna ANT 2 Washer 3 Hand main board Hand rear Hand set Hand main board Hand RF board Base bottom Base unit Base top Base main board Base RF board Base key board ...

Страница 12: ... 12 2 3 BASE BOTTOM 2 4 BASE TOP BASE UNIT 1 Screws P 3x12 1 Screws P 3x12 2 Claw 2 Claw 3 Base top Base top Base bottom Base bottom 2 Screws BTP 2 6x8 3 1 Screws P 2 6x16 Base main board Base top ...

Страница 13: ... 13 2 5 BASE MAIN BOARD BASE RF BOARD BASE KEY BOARD 5 Screws BTP 2 6x8 4 6 2 1 Base key board Base top Base main board Base RF board 3 Remove solder Conductor side ...

Страница 14: ...d speaker mode OFF Exit Exit Exit 3 2 HANDSET Start up 1 When powered up pressing PGM SPEED DIAL 9 6 and REDIAL P AUSE Keyinorder 2 Enter test mode then happy tone is emitted and light on the three LEDs L1 L2 and INTERCOM Default setting TX and RX channel Channel 6 TX power ON RX power ON All mute Unmute Key functions The handset always monitors the key inputs and generates a key touch tone and go...

Страница 15: ...ecedure Connect a voltmeter toTP RX LOOPVOLTAGE andTP GND Check the value of voltmeter is 0 5 4 3 V 4 QUAD TUNEVOLTAGE adjustment Setting Precedure Connect a voltmeter to TP RX AUDIO and TP GND Adjust C99 in base RF board so that QUAD TUNE VOLTAGE is 1 6 V Standard value 1 45 1 75 V digital voltmeter Base Main board TP TX LOOP VOLTAGE TP GND level meter J2 ANT J1 GND Base RF board digital voltmete...

Страница 16: ...Connect a digital voltmeter to J3 RX LOOPVOLTAGE and TP GND Check the value of voltmeter is 0 3 2 5 V 4 QUAD TUNE VOLTAGE adjustment Setting Precedure Connect a voltmeter to TP RX AUDIO and TP GND Adjust C25 in Hand RF board so that QUAD TUNE VOLTAGE is 1 6 V Standard value 1 45 1 75 V digital voltmeter J6 TX LOOP VOLTAGE TP GND Hand RF board level meter TP ANT TP GND Hand RF board J3 RX LOOP VOLT...

Страница 17: ... OFF L1RINGER LO 19 LINE1 LED ATTN DATA 28 26 EXP MUTE OSC IN OSC OUT TONE OUT X2 3 58MHz 15 14 TEN 2 25 DTMF EN 56 HS BEEP 20 TX DATA 29 CHARGE LED INTCOM LED MUTE LED LED1 LINE 1 LED6 LED2 LINE 2 S2 3 RINGER LEVEL S1 DIAL MODE LED4 MUTING LED3 LED6 CHARGE LED4 LED2 BACKUP B LED3 INTERCOM 65 70 D0 D3 9 12 D0 D3 57 60 61 64 EEPROM U4 SYSTEM CONTROLLER U2 1 2 COMPRESSOR EXPANDER NOISE GATE U6 DTMF ...

Страница 18: ...OL 0 VOL 2 13 15 SYSTEM CONTROLLER U2 2 2 SIGNAL PATH RX TELEPHONE 1 TX TELEPHONE 1 RX TELEPHONE 2 TX TELEPHONE 2 RX INTERCOM BELL TX INTERCOM A Page 18 B Page 18 SPK1 SPEAKER VOICE SPEAKERPHONE U3 U19 3 3 3 4 5 U17 2 3 9 8 6 U18 3 3 U19 2 3 U17 19 LINE SELECT SWITCH U17 19 LINE SELECT SWITCH 11 10 12 8 9 6 10 11 12 U17 3 3 11 3 4 10 2 12 5 1 13 2 1 13 U18 1 3 AF AMP U5 3 4 Q15 LINE 1 LINE 2 AF AM...

Страница 19: ...1 B SWITCH FOR RX SYSTEM Q16 LOW BATT DET U5 1 4 Q5 B SWITCH FOR TX SYSTEM Q13 CRADLE DETECT Q15 BACKUP B RX B BEEP OUT OUTPUT 2 35 LO BAT 26 36 14 3 VDD 2 6 1 SIGNAL PATH RX TX PRE IN PREAMP 23 RIN RO1 RO2 AMP MIC AMP U9 MIC 19 MIC NF 10 SW23 VOL X2 32 768kHz XTOUT 39 XTIN 38 9 RX DATA 31 LINE1 LED RX MUTE 27 AUDIO ATTN 32 28 TX DATA 30 LINE2 LED INT COM LED D10 LINE 1 D9 D9 LINE 2 D5 CHARGE TERM...

Страница 20: ...ed by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified B Line H adjustment for repair Power voltage is dc 9V and fed with regulated dc power supply from external power voltage jack J6 Voltages are dc with respect to ground in test mode Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal production tolera...

Страница 21: ...nly with part number specified B Line H adjustment for repair Power voltage is dc 9V and fed with regulated dc power supply from external power voltage jack J6 Voltages and waveforms are dc with respect to ground in test mode Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variat...

Страница 22: ...2 R57 C55 R31 R56 R163 R30 R35 R32 R34 R44 C66 C60 R55 C65 C67 R143 R111 R51 R50 R153 C25 R208 R252 R244 R217 C57 R129 R126 R127 R108 R107 R105 C104 R118 R109 C103 R106 R60 R26 C35 R6 R5 C207 C33 R9 C11 R13 C37 C13 R10 C149 C71 R98 R97 R96 R104 R103 R102 R94 R95 C88 R100 R92 R71 R93 R101 R128 R87 R74 R86 R226 R227 R222 R230 R297 R194 R228 R262 R49 R73 R287 R285 R36 R286 R42 R83 R288 R290 R84 R289 ...

Страница 23: ...sistors are in Ω and 1 4 W or less unless otherwise specified B Line Power voltage is dc 3 6 V and fed with regulated dc power supply from battery terminal Voltages and waveforms are dc with respect to ground in test mode Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variation...

Страница 24: ...146 R134 R108 C144 C145 R105 R135 R144 C14 R161 R127 C109 R102 R158 R128 R103 R165 R160 C138 R145 R1 R5 R91 R107 R6 R30 R28 R23 R140 R18 R14 R31 R12 R17 R16 R96 R94 R121 R133 R124 R125 R115 R76 R109 R110 R78 R149 R122 R112 RV113 R117 R116 R157 R111 R21 R22 R129 R130 R131 C130 R138 R42 C15 C2 C6 C7 C3 C8 C101 R106 C12 C123 C13 C98 C25 C93 C141 C97 C119 C126 C127 C9 ECB ECB Q3 Q4 Q16 Q13 BCE BCE ECB...

Страница 25: ...power voltage jack J6 Signal path N RX 35 LED1 F 2 LED2 F 3 LED3 F 4 LED4 F 2 LED6 F 1 Ref No Location z Semiconductor Location Note X parts extracted from the component side Pattern from the side which enables seeing 02 2 3 4 5 A 1 B C D E F G 11 11 1 679 608 LED4 MUTING LED6 CHARGE LED3 INTERCOM SPK1 SPEAKER BASE KEY BOARD REDIAL PAUSE SPEED DIAL FLASH VOL S33 S17 S28 S26 S1 S2 S3 S4 S5 S6 S7 S8...

Страница 26: ...can signal input from the key matrix 26 LO BAT I Battery level detect signal input terminal 27 RX MUTE O RX muting control signal output H muting on 28 TX MUTE O TX muting control signal output to the TA31103F U7 L muting on 29 ROW 7 I Key scan signal input from the key matrix 30 TX DATA O Transmit data output terminal 31 RX DATA I Receive data input 32 AUDIO ATTN O Audio attenuate control signal ...

Страница 27: ... MUTE O TX muting signal output 27 BS BEEP O Base set Beep signal output 28 ATTN DATA O Audio attenuate control signal output 29 TX DATA O Transmit data output 30 RING 1DET I Detect signal input of the ringer coming LINE 1 31 RING 2DET I Detect signal input of the ringer coming LINE 2 32 EXT DET 1 I Detect signal input of the telephone line 1 extended status 33 EXT DET 2 I Detect signal input of t...

Страница 28: ...select signal output 56 DTMF EN O Chip enable output for DTMF 57 60 D0 3 O Serial data output for tone frequency select 61 64 COL 0 3 O Key scan signal output to key matrix 65 70 ROW 0 5 I Key scan signal input from key matrix 71 Not used OPEN 72 CRADLE DET I Handset unit on or off cradle detect input 73 LINE 1 LED O LINE1 LED drive signal output 74 CHARGE LED O CHARGE LED drive signal output 75 I...

Страница 29: ... IN COMP OUT 10 11 12 24 20 21 22 23 19 17 18 15 14 13 16 GND MIC IN MIC OUT MIC NF G VREF VREF VREF SWITCH CONTROL MIC AMP SUM AMP G VREF VREF PRE AMP SUM AMP RO1 AMP COMP MUTE EXP MUTE THROUG THROUG IN 2 AMP FILTER AMP 1 FILTER AMP 2 VREF RO2 AMP 2 3 1 8 9 10 11 12 13 14 7 5 6 4 VSS OSC IN OSC OUT TEN ST GS VDD D3 D2 D1 D0 MUTE TONE OUT NC DATA LATCH DECODER ROW COLUMN TONE COUNTER CONTROL CIRCU...

Страница 30: ...6 ANT2 U9 SPK2 1 2 3 4 5 6 7 8 9 9 9 10 11 12 13 14 15 16 17 BUZ1 1 3 036 647 01 SPRING BATTERY 2 A 3673 117 A HAND MAIN BOARD COMPLETE 3 3 036 126 01 TERMINAL HANDSET CHARGE 4 3 036 646 01 HOLDER MIC 5 3 220 231 01 HAND FRONT 6 3 220 234 01 LENS HAND 7 1 786 071 11 SWITCH RUBBER KEY HAND 8 3 036 120 01 KNOB VOL 9 4 356 741 11 SCREW TAPPING BIND 2X6 10 3 012 611 01 SHEET RECEIVER 11 3 371 005 01 G...

Страница 31: ...087 01 CONTACT CHARGE 55 3 220 223 01 BASE TOP 56 3 220 226 01 HOOK KNOB 57 3 224 724 01 CUSHION SP 58 3 220 228 01 SPK BRACKET BS 59 3 224 088 01 HOLDER MICROPHONE 60 3 044 147 01 SPONGE MICROPHONE 61 3 041 534 01 FOOT RUBBER 62 A 3673 121 A BASE RF BOARD COMPLETE 63 4 356 741 11 SCREW TAPPING BIND 2X6 64 A 3673 119 A BASE MAIN BOARD COMPLETE 65 3 220 230 01 SLIDE CAP T P 66 3 220 229 01 SLIDE CA...

Страница 32: ...IC CHIP 0 022uF 10 25V C22 1 126 964 11 ELECT 10uF 20 50V C23 1 126 961 11 ELECT 2 2uF 20 50V C24 1 107 826 11 CERAMIC CHIP 0 1uF 16V C25 1 115 156 11 CERAMIC 1uF 10V C26 1 164 739 11 CERAMIC CHIP 560PF 5 50V C27 1 162 969 11 CERAMIC CHIP 0 0068uF 10 25V C28 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50V C29 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C30 1 126 961 11 ELECT 2 2uF 20 50V C31 1 162 921 11 CE...

Страница 33: ...T220 1 141 374 11 CAP TRIMMER 20PF DIODE D8 1 801 730 11 VARISTOR D9 8 719 911 55 DIODE U05G D10 8 719 911 55 DIODE U05G D11 8 719 911 55 DIODE U05G D12 8 719 911 55 DIODE U05G D13 8 719 105 32 DIODE RD2 7M B2 D14 8 719 105 32 DIODE RD2 7M B2 D16 8 719 047 37 DIODE BAS16T D17 8 719 909 90 DIODE BAV99 D22 1 801 730 11 VARISTOR D23 8 719 911 55 DIODE U05G D24 8 719 911 55 DIODE U05G D25 8 719 911 55...

Страница 34: ...16 857 11 METAL CHIP 1M 5 1 16W R63 1 216 841 11 METAL CHIP 47K 5 1 16W R64 1 216 857 11 METAL CHIP 1M 5 1 16W R65 1 216 857 11 METAL CHIP 1M 5 1 16W R66 1 216 841 11 METAL CHIP 47K 5 1 16W R67 1 216 833 11 METAL CHIP 10K 5 1 16W R68 1 218 292 11 RES CHIP 20K 5 1 16W R69 1 218 294 11 RES CHIP 30K 5 1 16W R70 1 216 836 11 METAL CHIP 18K 5 1 16W R71 1 216 821 11 METAL CHIP 1K 5 1 16W 0R72 1 215 863 ...

Страница 35: ...16 845 11 METAL CHIP 100K 5 1 16W R213 1 208 800 11 METAL CHIP 5 6K 0 5 1 10W R216 1 216 833 11 METAL CHIP 10K 5 1 16W R217 1 216 833 11 METAL CHIP 10K 5 1 16W R219 1 219 570 11 METAL CHIP 10M 5 1 16W R220 1 219 570 11 METAL CHIP 10M 5 1 16W R221 1 219 570 11 METAL CHIP 10M 5 1 16W R222 1 216 859 11 RES CHIP 1 5M 5 1 16W R223 1 216 859 11 RES CHIP 1 5M 5 1 16W R224 1 216 845 11 METAL CHIP 100K 5 1...

Страница 36: ...RAMIC CHIP 0 047uF 10 16V C96 1 126 933 11 ELECT 100uF 20 16V C97 1 162 917 11 CERAMIC CHIP 15PF 5 50V C98 1 107 826 11 CERAMIC CHIP 0 1 16V C99 1 135 157 21 TANTALUM CHIP 10uF 20 6 3V C101 1 162 977 11 CERAMIC CHIP 0 0018uF 10 50V C102 1 164 506 11 CERAMIC CHIP 4 7uF 16V C103 1 107 826 11 CERAMIC CHIP 0 1 16V C104 1 164 230 11 CERAMIC CHIP 220PF 5 50V C105 1 162 921 11 CERAMIC CHIP 33PF 5 50V C10...

Страница 37: ... 849 11 METAL CHIP 220K 5 1 16W R82 1 216 853 11 METAL CHIP 470K 5 1 16W R91 1 216 854 11 METAL CHIP 560K 5 1 16W R94 1 216 839 11 METAL CHIP 33K 5 1 16W R96 1 219 570 11 METAL CHIP 10M 5 1 16W R98 1 216 833 11 METAL CHIP 10K 5 1 16W R100 1 216 821 11 METAL CHIP 1K 5 1 16W R102 1 216 825 11 METAL CHIP 2 2K 5 1 16W R103 1 220 372 11 RES CHIP 200K 5 1 16W R105 1 216 852 11 METAL CHIP 390K 5 1 16W R1...

Страница 38: ...BUZ1 1 505 594 11 BUZZER SPK1 1 544 035 11 SPEAKER 5cm SPK2 1 505 593 11 SPEAKER 2 8cm U8 1 542 260 31 MICROPHONE ELECTRET CONDENSER MIC U9 1 542 260 31 MICROPHONE ELECTRET CONDENSER Ref No Part No Description Remark Ref No Part No Description Remark ACCESSORIES PACKING MATERIALS 0 1 475 852 11 ADAPTOR AC AC T122 1 528 769 11 BATTERY NICKEL CADMIUM STOREGE 1 696 453 21 CORD WITH MODULAR PLUG LINE ...

Страница 39: ... 50 SPP M937 9 927 947 11 Sony Corporation Audio Entertainment Group 2000H02087 1 Printed in Japan 2000 8 Published by PE General Engineering Dept ...

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