Technics RSB 100 Service Manual

Page 1

ORDER NO. HADBAO62817A4

Service Manual

**

Do@

RS-M250 MECHANISM SERIES

uni/Dolby B-C NR, 3-Head, 2-Motor DD
Cassette Deck

Cassette Deck

RS-B1OO

Color
(K)...B|ack Type

Color Area

(K) [F]...For Asian PX.
(K) [J]... For European PX.

Please use this manual together with the service manual for model
No. FlS-BtOO (Original) order NO. HAD8403273008.

This Service Manual indicates the main differences between;
FtS-B1OO [Original (for the [N] mark areas)] and FtS-BtOO for PX.

PARTS COMPARISON TABLE:
Please revise the original parts list in the Service Manual RS-B100 (for the [N] mark areas) to conform to the

changes shown herein.
if new part numbers are shown, be sure to use them when ordering pans.

Part Numbers

Ref. No. Part Name & Description [va..;Fnroie(rja§;r:algat;rrl1:mfiirucia, {5112;123:2392}: PX. Remarks
R17, 18 Resistors ERD25FJ302 (3 k9) ERD25FJ242 (2.4km
R19, 20 Resistors ERD25FJ302 (3 k9) ERD25FJ362 (3.6km
029, so Capacitors ECEA1HStOOt16V 1o) ECEAsoznaa (50v 0.33M)
CS4, 65 Capacitors ECEA1HF100 (16V 10y) ECEA5OZR33 (50V 0-33)
G61 Back Chassis QMK2161 OMK2162
G110 Main Name Plate - {51122332 Added
A1 Instruction Book QQT3631 00T3654
A4 A0 Plug Adaptor QJPOGOSS Deleted
P1 inside Carton QPN4607 OPN4595

* The term dbx is a registered trademark of dbx Inc.
x * Dolby' and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.

Technics

Matsushlta Electric Trading 00., Ltd.
Flo. Box 286. Central Osaka Japan

Panasonic Tokyo
Matsushlte Electric IndustrialCo., Ltd.
1-2, Hmome, Shibakoan. Minato-ku, Tokyo 105 Japan

Printed inJapan
84060850 ED M,SIY.M

i

Page 2

ORDER NO. HAD8403273068

Service Manual

dbx/Dolby B-C NR, 3-Head, 2-Motor DD
Cassette Deck

no-

RS-M250 MECHANISM SERIES

Specifications

Track system: 4-track 2-channel stereo recording

and playback

Tape speed: 4.8cm/s
Wow and flutter: 0.045% (WRMS), :0.14% (DIN)
Frequency

response: Metal tape; 15~25,000 Hz
20~24,000HZ (DIN)
20N23,000 HZ :SdB
15~23,000 Hz
20~22,000 Hz (DIN)
20~21,000 Hz :3dB
Normal tape; 15~21,000 Hz
20~20,000 Hz (DIN)
20~19,000Hz :SdB
110dB (at 1kHz) with db} in

CrO, tape;

Dynamic range:
Max. input level
improvement: 10dB or more improved with dbx in
(at 1kHz)
Signal-to-noise
ratio: dbx in; 92dB (A weighted)
Dolby c NR in; 78dB (CCIR)
Dolby B NE in; 70dB (CCIR)
NR out; GOdB (A weighted)
(Signal level :max. input level, CrOz
type tape)

Cassette Deck

RS-B1OO

(Black Face)

gosflxflafiflfi
This is the Service Manual

for the following areas.

E .For all European
areas except United (
Kingdom. {

ElmFor United Kingdom.

E...For Asia, Latin
America, Middle .
East and Africa F
. areas. j

Fast forward and
rewind time: Approx. 90 seconds with 060
cassette tape
Inputs: LINE; sensitivity GOmV, input
impedance 47 kg or more
LINE; output level 700mV, output
impedance 82052 or less
HEADPHONES; output level 125mv
(at 89) applicable headphone
impedance 8§2~600§2
Bias frequency: 105 kHz
Heads: 3-head system
2-AX (AMORPHOUS) head tor
record/ playback
1-double-gap ferrite head for erasure
Motor: One quartz locked DD motor {or
capstan drive
One for reel table drive
One for mechanical drive

Outputs:

Power
requirements: AC; 110l125/220/240V, 50-60 Hz
@ ...Pre-set power voltage 220 V
EI- ...Pre-set power voltage 240 V

Power

consumption: 35W
Dimensions: 43cm(W)><9.80m(H)><27.3cntD)
Weight: 5.6kg

Design and specifications are subject to change without notice.
*The term dbx is a registered trademark of dbx Inc.
*xrDolby and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.

Technics

Matsushita Electric Trading (:0., Ltd.
PO. Box 288, Central Osaka Japan