Sony TA-F870ES Service Manual

TA-FSSSESL/FTTDES/FTOES
SERVICE
MANUAL
AEP
Model
UK Model
TA-F770ES
E Model
TA-F333ESL
Germany Model
TA-F770ES/F870ES
Photo: TA-F333ESL
SPECIFICATIONS
Amplifier Section
TA-F870ES TA-F333ESL/TA-F770ES
Continuous RMS power 4 ohms, Countries other | 170W +170 W 140W+140W
output (both channels driven | 20 Hz — 20 kHz | than North (THD 0.02%) (THD 0.02%)
simulataneously) European (DIN: 200 W + 200 W) (DIN: 180 W + 180 W)
Countries
North
European
countries
110W+110 W
(THD 0.018%)
(DIN: 130 W + 130 W)
120W +120 W 100 W +100 W
(THD 0.004%) (THD 0.015%)
(DIN: 135 W + 135 W) (DIN: 120 W + 120 W)
6 ohms,
20 Hz — 20 kHz
Countries other
than North
European
countries
North 90 W:+ 90 W
European (THD 0.015%)
countries (DIN: 105 W + 105 W)
Power band width (IHF) 8 ohms, THD 0.02% 10 Hz — 100 kHz at 45 W. 10 Hz — 100 kHz at 45 W
(78 IHF)
Total harmonic distortion 8 ohms, at 10 watt output 0.003% 0.003%
intermodulation (IM) 4 ohms, at rated output 0.008% 0.008%
distortion
60 Hz: 7 kHz =4:1 6 ohms, at rated output 0.006%
8 ohms, at rated output 0.004%
Damping
factor
8
ohms,
at
1
kHz
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~ Continued on next page —
INTEGRATED STEREO AMPLIFIER
ONY.
8 ohms,
20 Hz — 20 kHz

Sony TA-F870ES Specifications

General

Brand	Sony
Model	TA-F870ES
Category	Amplifier
Language	English

Summary

GENERAL

Front Panel Controls

Explanation of the front panel controls and their specific functions.

System Connections

Operating Voltage and AC Outlet

Information on voltage requirements and AC outlet specifications for operation.

DISASSEMBLY

SWITCH DISASSEMBLY AND ASSEMBLY

ELECTRICAL ADJUSTMENTS

Offset Adjustment

Procedure for performing the offset voltage adjustment on the amplifier.

Bias Current Adjustment

Procedure for performing the bias current adjustment on the amplifier.

DIAGRAMS

Block Diagram

Overall system block diagram illustrating signal flow and component interaction.

Circuit Boards Location

Identification of physical locations for the amplifier's various circuit boards.

Printed Wiring Boards

Schematic Diagram

Detailed circuit schematic diagrams for troubleshooting and repair.

EXPLODED VIEWS

Cabinet Section Exploded View

Front Chassis Section Exploded View

Main Chassis Section Exploded View

ELECTRICAL PARTS LIST

Main Board Components

Lists of components for Main (A) and Main (B) circuit boards.

Key Component Categories