SONY SPP888 - Service Manual Immediate Download

SERVICE MANUAL

SPECIFICATIONS

General

Dial signal

Tone, 10 PPS (pulse) selectable

Supplied accessories

See page 3.

Cordless handset

Power source

Rechargeable battery pack BP-T16

Battery life

Standby: Approx. 8 days

Talk:

Approx. 6 hours

Battery charging time

Approx. 12 hours

Dimensions

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. 255 g (approx. 8 oz), battery

included

SPP-888

E Model

CORDLESS TELEPHONE

Base phone

Power source

DC 9V from AC power adaptor

Dimensions

Approx. 185

× 95 × 215 mm (w/h/d),

antenna excluded

(approx. 7 3/8

× 3 3/4 × 8 1/2 inches)

Antenna: Approx. 700 mm

(approx. 27 5/8 inches)

Mass

Approx. 755 g (approx. 27 oz)

Cordless handset charge cradle

Power source

DC 9V from AC power adaptor

Dimensions

Approx. 68

× 90 × 220 mm (w/h/d)

(approx. 2 3/4

× 3 5/8 × 8 3/4 inches)

Mass

Approx. 180 g (approx. 6 oz), wall bracket

included

Design and specifications are subject to

change without notice.

MICROFILM

Base phone

Cordless

handset

TABLE OF CONTENTS

SAFETY-RELATED COMPONENT WARNING!!

COMPONENTS IDENTIFIED BY MARK

! OR DOTTED LINE

WITH MARK

! ON THE SCHEMATIC DIAGRAMS AND IN

THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.

REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE

PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR

IN SUPPLEMENTS PUBLISHED BY SONY.

1. GENERAL

Read this first ........................................................................... 3

Checking the package contents ............................................... 3

Setting up the base phone ........................................................ 3

Preparing the battery pack ....................................................... 4

Making calls ............................................................................ 4

Receiving calls ......................................................................... 6

One-touch dialing .................................................................... 6

Speed dialing ........................................................................... 7

Phone Directory ....................................................................... 7

Switching the phones during a call .......................................... 9

Talking between the phones (Intercom) .................................. 9

Voice paging ............................................................................ 9

Transferring a call .................................................................. 10

First digit "0" call restriction ................................................. 10

Changing the digital security code ........................................ 11

Mounting the cordless handset charge cradle ........................ 11

2. DISASSEMBLY

2-1. Cabinet (Lower) ................................................................ 13

2-2. Base LCD Board ............................................................... 13

2-3. Base Key Board ................................................................. 14

2-4. Base Mic Board ................................................................. 14

2-5. Base Main Board ............................................................... 15

2-6. Cabinet (Rear) ................................................................... 15

2-7. Hand Main Board .............................................................. 16

3. TEST MODE

Base Phone Section ............................................................... 17

Handset Section ..................................................................... 19

4. ELECTRICAL ADJUSTMENTS

Base Phone Section ............................................................... 22

Handset Section ..................................................................... 24

5. DIAGRAMS

5-1. IC Pin Description ............................................................. 26

5-2. Block Diagram Base Phone Section ............................. 27

5-3. Block Diagram Handset Section ................................... 28

5-4. Printed Wiring Board Base Key Section ....................... 29

5-5. Schematic Diagram Base Key Section .......................... 29

5-6. Printed Wiring Boards Base Main Section .................... 30

5-7. Schematic Diagram Base Main (1/3) Section ............... 31

5-8. Schematic Diagram Base Main (2/3) Section ............... 32

5-9. Schematic Diagram Base Main (3/3) Section ............... 33

5-10. Printed Wiring Board Base LCD Section ...................... 34

5-11. Schematic Diagram Base LCD Section ........................ 35

5-12. Printed Wiring Board Hand Main Section .................... 36

5-13. Schematic Diagram Hand Main Section ....................... 37

5-14. Printed Wiring Board Hand Key Section ...................... 38

5-15. Schematic Diagram Hand Key Section ......................... 39

6. EXPLODED VIEWS

6-1. Base Phone Section ........................................................... 44

6-2. Handset Section ................................................................. 45

7. ELECTRICAL PARTS LIST ........................................ 46

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.

SECTION 1

GENERAL

This section is extracted

from instruction manual.