Technics SHEH 60 X Service Manual

Page 1

ORDER NO. AD961222003

ervice Manual

Sound Processor Sound Processor

System: sc-vcsss S H ' E H 6 OX

*se-vcssa * B-VCQSB
g SL-EHGOX swsneox

v ., Colour
*sa-Pcsox 1' (K) ................. Black
Area
(GK) ............... China
RS-EHso v SA-EHSDX Remote Control
Transmmer on-
P R 0 - L O G I C
Specifications
I EQISFP Section
MANUAL GEO:

Center frequency: 100 Hz, 315 Hz, 1 kHz, 3.15 kHz, 10 kHz
Level corntrol: : 3, 6, 9 dB
EQ SPACE mode (3 modes): HALL, CLEAFI, HEAVY
Acoustic Image Selector: 36 pattern
I Pre-amplifier Section
Input sensitivity/impedance:
VCR: 250 mV/15 kohm
VDP: 250 mV/15 kohm
Output level:
VCR RECOUT: 150 mV/1.5 kohm
VIDEO OUTPUT:
MONITOlR OUT: 1 W75 ohm
VCR REC OUT: 1 W75 ohm
I DOLBY PRO LOGIC Section
PRO LOGlC mode: SURROUND, 3 STEREO
CENTER mode: NORMAL, WIDE, PHANTOM
DELAY TIME: 20 ms (Fixed)
I Spectrum analyzer Section
Display mode: NORMAL, PEAKHOLD, AUROLA
I General
Dimensions: 287 (W)/89 (H)/237.5 (D) mm
Weight: 1.1 kg

Note: Specifications are subject to change without notice.
Weight and dimensions are approximate.

System/SC-VCQSS:
Sound processor: SH-EH60X, Tuner/Amplifier: SA-EHGOX, Compact disc changer: SLvEHGDX, Cassette deck: RS-EHBO,
Front speakers: *SB-V0958. Center speaker: * SB~P060X, Surround speakers: * SB-PSSOX

Notes: * Made in MESA

A WARNING

This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not
contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product,

Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or
repair the product or products dealt with in this service information by anyone else could result in serious injury or death.

© 1997 Matsushita Electric lndustrial Co., Ltd,

I ®
All rights reserved Unauthorized copying
a" I and distribution is a violation of law.

Page 2

SH-EHGOX

I Contents

Location of Controls
Changing the tone ..
Concerning the display
Enjoying sound with DOLBY PRO LOGIC
Enioying with SURROUND or 3 STEREO
Operation Check and

Main Component Replacement Procedures
To Supply Power Source
Schematic Diagram

9
. 10~12

NOTE:

Printed Circuit Board Diagram
Type Illustration ot ICs, Transistors and Diode
Wiring Connection Diagram
Terminal Function of IC's
Block Diagram..,i..
Replacement Parts List (Electrical)
Resistors and Capacitors
Replacement Parts List (Cabinet
Cabinet Parts Location

Refer to the service manual Ior Model No. SA-EHGOX (ORDER No. A09612217ca) tor information on Accessories",

Stacking the Components", Connections and Packaging".

I Location of Controls

® E0 SPACE on/flat button (E0 SPACE ONIFLAT)

® Display mode select/demonstration button
(DISP MODEI-DEMO)

@ Display

@ DOLBY PRO LOGIC indicators

(SURROUND, 3 STEREO
@ Multi control buttons

, NORMAL, WIDE, PHANTOM)

(MULTI CONTROL, > , A, 4 .V)
@ Acoustic image EO button (ACOUSTIC IMAGE E0)
(D EQ SPACE preset/manual select button

(PRESETIMANUAL)

DOLBY Pno LOGIC on/ot'f button
(DOLBY PRO LOGIC, OFF/ON)
® DOLBY PRO LOGIC mode select button (MODE)

DOLBY PRO LOGIC test

signal button (TEST)

@ DOLBY PRO LOGIC center mode button (CENTER MODE)