Sony SPP-SS955 Service Manual
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Sony SPP-SS955 Service Manual

Sony SPP-SS955 Service Manual

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3 7 63 1515 0
SERVICE MANUAL
TE
L 13942296513
www
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MICROFILM
http://www.xiaoyu163.com
x
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u163
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http://www.xiaoyu163.com
SPP-SS955
2 9
8
SPECIFICATIONS
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3
6 7
1 3
1 5
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9 4
2 8
US Model
0 5
8
2 9
9 4
2 8
m
CORDLESS TELEPHONE
9 9
9 9

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  • Page 1 SPP-SS955 3 7 63 1515 0 SERVICE MANUAL US Model SPECIFICATIONS L 13942296513 CORDLESS TELEPHONE u163 MICROFILM http://www.xiaoyu163.com...

  • Page 2: Table Of Contents

    Receiving calls ..............6 OPERATION. REPLACE THESE COMPONENTS WITH Speed dialing ..............6 SONY PARTS WHOSE PART NUMBERS APPEAR AS Switching the phones during a call ......... 7 SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- Talking between the phones (Intercom) ......7 LISHED BY SONY.

  • Page 3: Servicing Notes

    http://www.xiaoyu163.com SECTION 1 SERVICING NOTES 3 7 63 1515 0 CABLE FASTENING METHOD • TDD noise may be generated in the intercom or handset speech depending on how the cables are fastened, and therefore fasten the cables as shown below. 1 Erect the cabinet (upper) 90 degrees.

  • Page 4: General

    http://www.xiaoyu163.com SECTION 2 This section is extracted from instruction manual. GENERAL 3 7 63 1515 0 L 13942296513 u163 – 4 – http://www.xiaoyu163.com...
  • Page 5 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 – 5 – http://www.xiaoyu163.com...
  • Page 6 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 – 6 – http://www.xiaoyu163.com...
  • Page 7 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 – 7 – http://www.xiaoyu163.com...
  • Page 8 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 – 8 – http://www.xiaoyu163.com...

  • Page 9: Disassembly

    http://www.xiaoyu163.com SECTION 3 DISASSEMBLY 3 7 63 1515 0 Note: Follow the disassembly procedure in the numerical order given. • HANDSET REAR CABINET 2 two screws (BTP 2.6 × 10) 1 Remove the battery case lid to direction of the arrow A . L 13942296513 3 two claws 4 claw...
  • Page 10 http://www.xiaoyu163.com 3 7 63 1515 0 HAND MAIN BOARD 1 connector 2 four screws 3 screw (CN401) (P3 × 16) (BTP2.6 × 8) 1 connector (CN302) 3 three screws (BTP2.6 × 8) 4 Removal of the HAND MAIN board direction of the arrow A . L 13942296513 u163 –...
  • Page 11 http://www.xiaoyu163.com 3 7 63 1515 0 • BASESET BASESET (UPPER) ASS’Y 3 baseset (upper) ass’y 2 two claws 1 two screws 1 two screws (P3 × 10) (P3 × 10) L 13942296513 BASE MAIN BOARD 5 BASE MAIN board 1 four screws (BTP2.6 ×...

  • Page 12: 900 Mhz System Operation

    http://www.xiaoyu163.com SECTION 4 3 7 63 1515 0 900 MHz SYSTEM OPERATION 4-1. Access method 4-2. Protocol 1. General 1. Transfer format & rate This system realizes the TX/RX superframe by TDD system. The The transfer format & rate of our system is as follows; relation of master/slave dose not decide identification regarding the protocol between BS and HS, but the initiated side is the mas- Table 4-1.
  • Page 13 http://www.xiaoyu163.com 3 7 63 1515 0 4. Stand-by Mode Operation (1) HS When the HS is the stand-by mode (sleep mode), the HS do the intermittent operation for power save, because the HS is the battery operation. This process of stand-by mode operation is as follows. 10 sec 10 sec Heart-Beat...
  • Page 14 http://www.xiaoyu163.com 3 7 63 1515 0 5. Link Establishment Master Slave According to the following Fig. 4-1, the requested side for link establishment is the master. The system have to exchange the A-Frame for link establishment, and each system ID should be the same ID, and then the system A-Frame link is established.

  • Page 15: Test Mode

    http://www.xiaoyu163.com SECTION 5 TEST MODE 3 7 63 1515 0 5-1. BASE UNIT E) Loopback test group 1 [Start-up] Command Mode/Operation [DIAL MODE] 1. Set the switch to the P (PULSE) side. 3-1-# CODEC Forward Loopback (L1) [INTERCOM] 2. Keeping the button pressed, turn the power on.

  • Page 16: Handset

    http://www.xiaoyu163.com 3 7 63 1515 0 5-2. HANDSET G) MMI test group [Start-up] Command Mode/Operation [TALK] 1. With the power supplied, press , and keys simul- 5-1-# Key test. taneously, and the Test Mode will start. • Press the keys successively in the following 2.

  • Page 17: Rf Testing

    http://www.xiaoyu163.com 3 7 63 1515 0 5-3. RF TESTING • Transmission Wave: This test is for checking the RF system without disassembling the –16.00 dBm ATTEN 10 dB 903.392 MHz 0 dBm 10 dB/ set in servicing. Perform measurement using the spectrum ana- lyzer and jig antenna.
  • Page 18 http://www.xiaoyu163.com 3 7 63 1515 0 • Measurement: Measure peak level by Spectrum analyzer. 903.587 MHz –5 .0 dBm AT 10 dB –3.67 dBm PEAK –6 –1 –4 –7 18dB –3 –2 PLOTTER ADRS –8 –9 WA SB SC FC CORR Fig.

  • Page 19: Electrical Adjustments

    http://www.xiaoyu163.com SECTION 6 ELECTRICAL ADJUSTMENTS 3 7 63 1515 0 6-1. BASE UNIT SECTION 3. Checking TX Output Setting: • Make the set in Test mode (see page 15) peak power meter 1. Checking RX I&Q Output Level Setting: ANTENNA TERMINAL –...

  • Page 20: Handset Section

    http://www.xiaoyu163.com 3 7 63 1515 0 6-2. HANDSET SECTION 3. Checking TX output Setting: • Make the set in Test mode (see page 16) peak power meter 1. Checking RX I&Q Output Level Setting: ANTENNA TERMINAL – oscilloscope level meter TP520: RXIP Procedure: TP521: RXIN...
  • Page 21 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 Adjustment Location: [HAND MAIN board] (Side A ) ANTENNA TERMINAL ANTENNA TERMINAL [BASE MAIN board] : Checking RX I&Q Output level : Checking RX I&Q Output level SW951 frequency counter : Checking TX Center Frequency (Side B) frequency counter : Checking TX Center Frequency P ˜...

  • Page 22: Diagrams

    SPP-SS955 SECTION 7 DIAGRAMS 3 7 6 3 1 5 1 5 0 7-1. BLOCK DIAGRAM – BASE UNIT Section – RFU901 ASIC CODEC RF UNIT IC751 IC701 LINEO LINE B.P.F. MJ101 CN901 LINE VBAT (FOR RX) ANT901 SPKPO...

  • Page 23: Block Diagram - Handset Section

    SPP-SS955 3 7 6 3 1 5 1 5 0 7-2. BLOCK DIAGRAM – HANDSET Section – • SIGNAL PATH RFU501 CODEC ASIC : RX RF UNIT IC401 IC501 LINEO LINE BUZZER DRIVE BZ401 CN501 Q502 (BUZZER) : TX...

  • Page 24: Notes For Printed Wiring Boards

    SPP-SS955 7-4. PRINTED WIRING BOARDS – BASE MAIN Board (Side A)/BASE MICROPHONE Board (Side A) – 3 7 6 3 1 5 1 5 0 7-3. NOTES FOR PRINTED WIRING BOARDS • Semiconductor Location AND SCHEMATIC DIAGRAMS (BASE MAIN Board) Note on Schematic Diagram: •...

  • Page 25: Printed Wiring Board - Base Main Board (Side B)/ Base Microphone Board (Side B)

    SPP-SS955 7-5. PRINTED WIRING BOARDS – BASE MAIN Board (Side B)/BASE MICROPHONE Board (SideB) – 3 7 6 3 1 5 1 5 0 • Semiconductor Location (BASE MAIN Board) Ref. No. Location ID100 D102 B-11 D103 A-11 D104...

  • Page 26: Schematic Diagram - Base Main Section (1/3)

    SPP-SS955 7-6. SCHEMATIC DIAGRAM – BASE MAIN Section (1/3) – • See page 49 for Waveform. • See page 50 for IC Block Diagrams. 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3...

  • Page 27: Schematic Diagram - Base Main Section (3/3)

    SPP-SS955 7-7. SCHEMATIC DIAGRAM – BASE MAIN Section (2/3) – 3 7 6 3 1 5 1 5 0 (Page 1 3 9 4 2 2 9 6 5 1 3 (Page 35) w w w u 1 6 3 –...

  • Page 28: Schematic Diagram – Base Main Section (3/3)

    SPP-SS955 7-8. SCHEMATIC DIAGRAM – BASE MAIN Section (3/3) – • See page 50 for IC Block Diagrams. 3 7 6 3 1 5 1 5 0 (Page 33) (Page 1 3 9 4 2 2 9 6 5 1 3...

  • Page 29: Printed Wiring Board - Base Key Section

    SPP-SS955 7-9. PRINTED WIRING BOARD – BASE KEY Section – 7-10. SCHEMATIC DIAGRAM – BASE KEY Section – 3 7 6 3 1 5 1 5 0 (Page 31) 1 3 9 4 2 2 9 6 5 1 3...

  • Page 30: Printed Wiring Board - Handset Section

    SPP-SS955 7-11. PRINTED WIRING BOARD – HANDSET Section – 3 7 6 3 1 5 1 5 0 • Semiconductor Location (SIDE A) Ref. No. Location D501 Q504 Q505 1 3 9 4 2 2 9 6 5 1 3 •...

  • Page 31: Schematic Diagram - Handset Section

    SPP-SS955 7-12. SCHEMATIC DIAGRAM – HANDSET Section – • See page 49 for Waveform. • See page 50 for IC Block Diagrams. 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3...

  • Page 32: Ic Pin Function Description

    http://www.xiaoyu163.com 7-13. IC PIN FUNCTION DESCRIPTION 3 7 6 3 1 5 1 5 0 • BASE MAIN BOARD IC751 C7311-11 (ASIC) Pin No. Pin Name Function Pin No. Pin Name Function RXQN Receive data (Q negative) input from the RF unit KEY-OUT5 Key output terminal Not used (open) —...
  • Page 33 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Function XTALI Main system clock input terminal (9.6 MHz) XTALO Main system clock output terminal (9.6 MHz) VDDP — Power supply terminal (+5V) (for pad) VSSP — Ground terminal (for pad) L 13942296513 u163 –...
  • Page 34 http://www.xiaoyu163.com 3 7 63 1515 0 • HAND MAIN BOARD IC501 C7311-11 (ASIC) Pin No. Pin Name Function KEYPADB5 Key output terminal Not used (open) Selection input of the model Not used (open) 3, 4 D1, D2 Not used (open) Selection input of the test mode Not used (open) Not used (open) Microphone gain control input terminal (fixed at “L”...
  • Page 35 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Function RXQP Receive data (Q positive) input from the RF unit RXQN Receive data (Q negative) input from the RF unit — Not used (open) IBIAS Analog bias input terminal AGND —...
  • Page 36 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Function XTALI Main system clock input terminal (9.6 MHz) XTALO Main system clock output terminal (9.6 MHz) VDDP — Power supply terminal (+5V) (for pad) VSSP — Ground terminal (for pad) L 13942296513 u163 –...
  • Page 37 http://www.xiaoyu163.com 3 7 63 1515 0 • Waveforms – HAND MAIN Board – – BASE MAIN Board – 1 IC751 (¶ (XTALI) 1 IC501 (¶ (XTALI) 4 Vp-p 2.9 Vp-p 104 ns 104 ns L 13942296513 u163 – 49 – http://www.xiaoyu163.com...
  • Page 38 http://www.xiaoyu163.com 3 7 63 1515 0 • IC Block Diagrams IC103 MC34118DW (BASE MAIN BOARD) IC104 MC34119DR2 (BASE MAIN BOARD) VREF ATTEN- DIAL UATOR TONE DETECTOR BIAS BACKGROUND BACKGROUND CIRCUIT LEVEL LEVEL NOISE NOISE DETECTOR DETECTOR DETECTOR DETECTOR LEVEL COMPARATOR COMPARATOR LEVEL DETECTOR...

  • Page 39: Electrical Parts List

    http://www.xiaoyu163.com SECTION 8 EXPLODED VIEWS 3 7 63 1515 0 NOTE: • Items marked “*” are not stocked since they • -XX and -X mean standardized parts, so they may have some difference from the original are seldom required for routine service. Some one.
  • Page 40 http://www.xiaoyu163.com 3 7 63 1515 0 (2) BASESET SECTION SP101 ANT901 L 13942296513 RFU901 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 51 1-671-562-11 BASE KEY BOARD * 63 A-3622-208-A BASE MAIN BOARD, COMPLETE 1-771-364-11 SWITCH, RUBBER KEY (BASE) 3-029-168-01 SHEET (COPPER LEAF.
  • Page 41 http://www.xiaoyu163.com SECTION 9 BASE KEY BASE MAIN 3 7 63 1515 0 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by mark ! or dotted line with mark parts list may be different from the parts speci- are seldom required for routine service.
  • Page 42 http://www.xiaoyu163.com BASE MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C270 1-163-235-11 CERAMIC CHIP 22PF C612 1-163-033-00 CERAMIC CHIP 0.022uF C271 1-163-235-11 CERAMIC CHIP 22PF C615 1-163-038-00 CERAMIC CHIP 0.1uF C272 1-163-235-11 CERAMIC CHIP 22PF...
  • Page 43 http://www.xiaoyu163.com BASE MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D108 8-719-970-02 DIODE 1SR139-400 D110 8-719-160-55 DIODE RD12F-B1 L602 1-410-468-11 INDUCTOR 6.8uH D601 8-719-109-57 DIODE RD2.4ES-B2 L611 1-410-468-11 INDUCTOR 6.8uH L612 1-410-468-11 INDUCTOR 6.8uH...
  • Page 44 http://www.xiaoyu163.com BASE MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R202 1-216-093-00 METAL CHIP 1/10W R262 1-216-025-00 RES, CHIP 1/10W R203 1-216-049-11 RES, CHIP 1/10W R263 1-216-065-00 RES, CHIP 4.7K 1/10W R264 1-216-089-00 RES, CHIP...
  • Page 45 http://www.xiaoyu163.com BASE MAIN BASE MICROPHONE HAND MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R706 1-216-041-00 METAL CHIP 1/10W R956 1-216-089-00 RES, CHIP 1/10W R708 1-216-065-00 RES, CHIP 4.7K 1/10W R957 1-216-073-00 METAL CHIP 1/10W...
  • Page 46 http://www.xiaoyu163.com HAND MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-163-235-11 CERAMIC CHIP 22PF D505 8-719-914-42 DIODE DA204K 1-163-239-11 CERAMIC CHIP 33PF 1-163-239-11 CERAMIC CHIP 33PF < IC > 1-163-015-11 CERAMIC CHIP 0.0033uF 10% IC301 8-759-519-46 IC S-80730AN-DT-S...
  • Page 47 http://www.xiaoyu163.com HAND MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R301 1-216-093-00 METAL CHIP 1/10W < MODULATOR > R302 1-216-085-00 METAL CHIP 1/10W RFU501 1-475-890-11 RF UNIT R303 1-216-097-00 RES, CHIP 100K 1/10W R304...
  • Page 48 SPP-SS955 3 7 63 1515 0 L 13942296513 u163 Sony Corporation 98H0513-1 9-926-009-11 Personal & Mobile Communication Company Printed in Japan © 1998. 8 – 60 – Published by Quality Assurance Dept. http://www.xiaoyu163.com...

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