Technics SHCH 900 Service Manual

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ORDER NO.A09111262C2

Service Manual

Sound Processor
SB-CHSOO p a o .

SB-CHSOO

SH-CH900 ,
SL-CH900

RS-CH900
SU-CH900

\ Remote
Control Transmitter

Because of unique interconnecting cables,
when a component requires service, send or
bring in the entire system.

SPECIFICATIONS

I PRE AMP. SECTION
Input sensitivity and Impedance

PHONO 2.5 mV/47 k0

VCRNDP (input with PHONO PIN) 250 mV/18 k0
Total harmonic distortion

1 kHz, -3 dB output 0.08%

Brim

.0...©%2gH_

Area

Sound Processor

CH900

Color

(K) .......... Black Type

Country
Code >

Area Color

(E)

_ Continental Europe.

Great Britain.
Germany and ltaly.
Asia, Latin America, (K)
Middle Near East and
Africa.

Oceania.

System: SC-CH900

Sound Field Processor (6 modes)

Frequency response
PHONO

TUNER, TAPE, VCR

I DOLBY PRO-LOGIC, EQUALIZER, SOUND FIELD CD, DAT, VDP
PROCESSOR SECTION SIN
Dolby surround PHONO
Mode NORMAL, WIDE, PHANTOM,
3 STEREO TUNER, TAPE, VCR
Delay time 15-30 m sea.
Tone control Bass :10 as CD, DAT, VDP
Treble i t 0 dB Key control
Equalizer Mic echo
Center frequency Video output
LOW 31 ,5, 40, 50, 63, MONITOR
so, 100, 125; 150. 220 (Hz) vcn REC our
HIGH1, 2 315. 450. 630, 800.
1 k, 1.25 k, 1.6 k, 2.2 k, 3.15 k, I GENERAL

4.5 k, 6.3 k, 8 k, 10

k, 12.5 k, 16 k(H2)

Level control LOW, HiGHt, 2 112 dB
(0) control Narrow 1 .8
Wide 0.7

Fixed mode
Equalizer (6 modes)

HEAVY, CLEAR, SOFT, VOCAL
HEADPHONE STEREO, CAR STEREO

Dimensions (WXHXD)
Weight

Notes:

HALL, LIVE, DISCO, CHURCH
STADIUM, THEATER

RIAA STANDARD CURVE

(so Hz-15 kHz) +1.0, -1.5 dB
15 Hz-20 kHz, -1 dB

15 Hz-ZO kHz, -1 dB

64 dB (DIN)

85 dB (IHF, at full scale input, IHF A)
71 dB (DIN)

90 dB (iHF. at full scale input, lHF A)
93 dB

~300~+300 cent

0.2-1.6 sec

1 Vpp/750
1 Vppflsn

230x83x292 mm
1.95 kg

1. Specifications are subject to change without notice.
2. Weight and dimensions shown are approximate.
3. Total harmonic distortion is measured by the digital spectrum

analyzerl
System Tuner/CD player Sound Processor Amplifier Cassette Deck Speakers
sc-CH900 SL-CH900 SH-CH900 SU-CH900 RS-CHQOO *SB-CHQOO

Technics

1E) area...Made in PAES