Troubleshooting guide

Before requesting service for this unit, check the chart below for a possible cause of the problem you are experiencing. Some simple checks or a minor adjustment on your part may eliminate the problem and restore proper operation.

If you are in doubt about some of the check points, or if the remedies indicated in the chart do not solve the problem, refer to the directory of Authorized Service Centers (enclosed with this unit) to locate a convenient service center, or consult your dealer for instructions.

Problem

Probable cause(s)

Suggested remedy

Page(s)

While listening to FM broadcasts

Hiss is heard during

Modulation for the two types is different so

ÁReduce the treble.

25

stereo broadcasts, but not

some noise may be heard during stereo

ÁChange the location and direction of the

12, 13

during monaural ones.

broadcasts.

antenna.

 

 

 

 

ÁUse an outdoor antenna.

13

Excessive noise in both

Antenna location and direction poor.

ÁUse an antenna with more elements.

stereo and monaural

 

 

 

 

 

Station is distant.

 

 

broadcasts.

 

 

 

 

 

 

 

 

ÁSelect “VGCA ON”.

27

 

 

 

 

“STEREO” and “TUNED”

Antenna location and direction poor.

ÁChange the location and direction of the

12, 13

indicators flicker.

 

 

antenna.

 

 

Station is distant.

 

 

 

ÁUse an outdoor antenna.

13

 

 

 

Stereo broadcasts highly

Building or mountain nearby.

ÁUse an antenna with more elements.

 

 

distorted.

 

 

 

 

 

 

 

 

While listening to AM broadcasts

Unusual “beat”sound is

A television is on nearby.

ÁSeparate the two or turn the television off.

heard.

 

 

 

 

 

Adjacent signal is interfering.

ÁReduce the treble.

25

 

 

 

 

 

 

 

 

 

 

ÁSelect “VGCA ON”.

27

 

 

 

 

Low-pitched “hum” is

AC mains lead is near the antenna wires.

ÁSeparate the AC mains lead from the

heard when a station is

 

wires.

 

tuned.

 

 

 

 

 

Electronic interference from the AC mains

ÁUse an outdoor antenna.

13

 

 

 

 

lead is fed to the speakers.

 

 

 

 

 

 

A continuous or

Interference from other appliances.

ÁSeparate this unit from such appliances.

intermittent hiss is heard.

 

 

 

 

 

 

 

An AM broadcast station

Frequency step is set to 10 kHz.

ÁHold down [BAND] for about 3 seconds.

28

cannot be picked up clearly.

 

This changes the frequency step to 9 kHz.

 

 

 

 

 

 

While enjoying the surround sounds

Sound is not heard from

The presence setting of the speaker has

ÁSet the type and presence setting of each

17, 18

the center, surround or

been incorrectly set to “NONE” or “NO”.

speaker correctly.

 

subwoofer speakers.

 

 

 

The DSP sound mode has been incorrectly

ÁSet to SURROUND mode.

22

 

 

set to “STEREO”.

 

 

 

 

 

 

SURROUND and SFC

VGCA is ON.

ÁSelect “VGCA OFF”.

27

cannot be selected.

 

 

 

SPEAKERS B is on.

ÁTurn SPEAKERS B off.

22

 

 

 

 

 

Cannot play Dolby Digital

The PCM FIX mode may be on.

ÁTurn PCM FIX mode off.

21

or DTS sources.

The DTS FIX mode may be on.

ÁTurn DTS FIX mode off.

21

 

 

An SFC mode is on.

ÁSwitch to SURROUND or STEREO mode.

20

 

 

 

 

50

RQT5518

Page 50
Image 50
Technics SA-DA10, SA-DA8 Troubleshooting guide, While listening to FM broadcasts, While listening to AM broadcasts

SA-DA8, SA-DA10 specifications

The Technics SA-DA8 and SA-DA10 are renowned audio receivers that were pivotal in the evolution of home audio systems in the late 1990s and early 2000s. Both models reflect Technics' commitment to high-quality sound and innovative technology, appealing to audiophiles and casual listeners alike.

One of the standout features of the SA-DA8 and SA-DA10 is their extensive multi-channel audio capabilities, which support various surround sound formats. These receivers are equipped to handle Dolby Digital, DTS, and THX surround sound, creating an immersive listening experience that rivals even high-end home theaters. The SA-DA10, in particular, provides a more advanced digital signal processing capability, making it suitable for both music and movie enthusiasts.

Both models incorporate Technics' proprietary "Digital Signal Processor" technology, which allows users to customize sound fields to match their preferred listening environment. This is especially beneficial for home theaters, where room acoustics can significantly impact audio performance. The receivers also boast a range of inputs, including multiple digital and analog connections, making it easy to integrate various media devices, such as DVD players, gaming consoles, and CD players.

Audio quality is a central aspect of the SA-DA8 and SA-DA10. They feature high-performance 24-bit DACs that enhance audio resolution, ensuring a clean and detailed sound. The dynamic power output ensures that even the most demanding soundtracks can be played without distortion, making them ideal for high-energy action movies or concert recordings.

Another notable characteristic of these receivers is their user-friendly design. The front panel includes an easy-to-navigate display and controls for adjusting settings on the fly. Additionally, the receivers feature a remote control that provides full access to all functions, elevating the convenience of handling multiple audio sources.

The build quality of the Technics SA-DA8 and SA-DA10 is robust, with a design that resonates with the brand's stature in the audio industry. Their timeless aesthetic, coupled with modern capabilities, have allowed these models to remain popular in retro audio circles.

In summary, the Technics SA-DA8 and SA-DA10 exemplify superior sound engineering through their multi-channel audio support, advanced DSP technology, and high-quality construction. These receivers continue to exemplify Technics' legacy of delivering exceptional audio experiences for enthusiasts around the globe.