Table Of Contents - Sony SPP-S2730 Service Manual
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Also See for SPP-S2730:
- Operating instructions manual (84 pages) ,
- Specifications (2 pages)
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SPP-S2730
Ver 1.1
TABLE OF CONTENTS
1.
2.
Identifying the Parts ........................................................ 4
Registering additional cordless handsets ........................ 8
3.
3-1. Disassembly Flow ........................................................... 10
3-2. Cabinet (Rear) ................................................................. 10
3-3. Hand Main Board ............................................................ 10
3-4. Base Cabinet (Lower) Assy ............................................ 11
3-5. Base Key Board ............................................................... 11
3-6. Base Main Board ............................................................. 12
4.
Base Unit ......................................................................... 13
Handset ............................................................................ 15
RF Testing ....................................................................... 18
5.
Base Unit ......................................................................... 20
Handset ............................................................................ 22
6.
6-1. Block Diagram - BASE UNIT Section - ...................... 25
6-2. Block Diagram - HANDSET Section - ........................ 26
Schematic Diagrams ....................................................... 27
- BASE MAIN Board (Component Side) - ................... 28
(Conductor Side)/BASE MIC Boards - ......................... 29
6-6. Schematic Diagram - BASE MAIN Board (1/3) - ....... 30
- BASE MAIN (2/3)/BASE MIC Boards - ................... 31
6-8. Schematic Diagram - BASE MAIN Board (3/3) - ....... 32
- BASE KEY/KEY JOG Boards - ................................. 34
- BASE KEY/KEY JOG Boards - ................................. 35
6-11. Printed Wiring Board - HAND MAIN Board - ........... 36
6-14. IC Pin Function Description ........................................... 39
7.
7-1. Hand Set .......................................................................... 45
7-2. Base Set ........................................................................... 46
8.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED
LINE WITH MARK 0 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 PUB-
LISHED BY SONY.
2
............................................... 3
............................... 47
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.
NOTE FOR REPLACEMENT OF THE CRYSTAL VI-
BRATOR ON THE HAND MAIN BOARD
There are two types of crystal vibrators used on the HAND MAIN
board. Accordingly, when replacing the crystal vibrator, replace
the following reference number parts together. Similarly, when
the following reference number parts are replaced, check which
type of crystal vibrator is used and use the same type.
Crystal
Ref. No.
vibrator
C11
X31
C12
R40
[How to identify the TYPE A or B of crystal vibrator]
The type A or B can be identified from the initial character of a
character staring indicated on the top surface of the parts.
TYPE A: Starting with a numeric value
TYPE B: Staring with alphabet D
ATTENTION AU COMPOSANT AYANT RAPPORT
À LA SÉCURITÉ!
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0
SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE
DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ
DE FONCTIONNEMENT. NE REMPLACER CES COM-
POSANTS QUE PAR DES PIÈCES SONY DONT LES
NUMÉROS SONT DONNÉS DANS CE MANUEL OU
DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
TYPE A
TYPE B
18PF
33PF
18PF
22PF
1.5kΩ
1kΩ
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