SONY SPP-874, SPP-884 Service Manual

SPP-874/884

SERVICE MANUAL

Handset

Photo: SPP-884

SPECIFICATIONS

General

Operating channel

25 channels

Dial signal

Tone, 10 PPS (pulse) selectable

Supplied accessories

AC power adaptor (AC-T56) (1) (E92)
AC power adaptor (AC-T124) (1) (E12)
AC power adaptor (AC-T125) (1) (ARGENTINE)
Telephone line cord (1)
Rechargeable battery pack (BP-T16) (1) (SPP-874)
Rechargeable battery pack (BP-T16) (2) (SPP-884)
Wall bracket/stand (1)
Screws (2)

Handset

Power source

Rechargeable battery pack BP-T16

Battery life

Standby: Approx. 14 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. 240 g (approx. 8 oz), battery
included

E Model

Base unit

Base unit

Power source

DC 9V from AC power adaptor
Rechargeable battery pack BP-T16
(SPP-884 only)

Battery charging time

Approx. 20 hours (SPP-884 only)

Dimensions

Approx. 120 × 64 × 223 mm (w/h/d),
antenna excluded
(approx. 4 3/4 × 2 5/8 × 8 7/8 inches)
Antenna: Approx. 680 mm
(approx. 26 7/8 inches)

Mass

Approx. 350 g (approx. 12 oz), wall
bracket and battery excluded

Design and specifications are subject to change without
notice.

• Abbreviation
E12 : 220–240V area of E model
E92 : 120V area of E model

MICROFILM

CORDLESS TELEPHONE

– 1 –

5-4. SCHEMATIC DIAGRAM — BASE SECTION — • Refer to page 37 for IC Block Diagrams.

SPP-874/884

– 27 – – 28 –

Note:

• All capacitors are in µF unless otherwise noted.
pF: µµF 50 WV or less are not indicated except for
electrolytics and tantalums.

• All resistors are in Ω and 1/
wise specified.

¢

•

• C : panel designation.

• U : B+ Line.

• H : adjustment for repair.

• Power voltage is dc 9 V and fed with regulated dc

• Voltage is dc with respect to ground under

• Voltage dc with respect to ground under no-signal

• Voltages are taken with a VOM (Input impedance

• Signal path.

• Abbreviation

: internal component.

power supply from external power voltage jack.
no-signal condition.
conditions.
10 MΩ).

Voltage v ariations may be noted due to normal pro­duction tolerances.

N : RX
O : TX
P : bell

E12 : 220-240V area of E model
E92 : 120V area of E model

4

W or less unless other-