Sansui D 35 BF Service Manual

Page 1

D-3SB

OSPECIFICATIONS

Track format" . 4-track/2-channel system

Tape speed . 4.8 cm/sec
Heads
STEREO CASSETTE DECK 32ml? :alarmsraglan
' Motor ............ r Electronically controlled DC

motor
- Reels: DC Motor
. Wow/flutter .................... 0.06% max (WRMS)

. Fast iorwardin (rew ding) time
(SIIVEI & Black Model) ................. ,3. ............... Approx 85 sec.
(for 060 tape)
Frequency response (-20 VU recording/playback)
Normal Tape (LH) ....... 20 to 15,000 Hz
(30 to H.000 Hzi3 dB)

Chrome Tape ............. 20 to 16,000 Hz
(30 to 15,000 H213 dB)
Metal Tape ................. 20 to 17,000 Hz

(30 to 16,000 H213 dB)
Erasure rate (metal tape)
................................. 70 dB min (1 kHz)
Recording bias frequency

..................... 85 kHz
In ut se vity/impedance
LINE IN (REC) 150 mV/47 kohms

MIC ........... 0.5 mV/io kohms
Signal to noise ratio (Record/Playback)
Metal Tape (without Dolby Noise Reduction)
............................. better than 54 dB
(With Dolby B-type Noise Reduction Effect)
............................. better than 64 dB

(above 5 kHz)
CAUTION Power requirements
Power voltage ............. 120/220/240V (50/60 Hz)
1. Parts identified by theAsymbol on the schematic For U~51Aeand Can-31d; V (60 H )
diagram and the parts list are critical 'for safety. Power}; p . 15 watts Z
Use only replacement parts that have critical charac- Dimensions .............. 430 mm 116-15/16) w
teristics recommended by the manuiacturer. £3 :2 Eéiéliéhi'o
2. Make leakage-current or resistance measurements Weigh, __________________________ 3.3 kg (73 1st e,
to determine that exposed parts are acceptably in-
sulated from the supply circuit before returning the rigging- swificailom suhien Io (hansn without notice (or ini-
appliance to the customer. - Noisereduction system manutadured under lions: no... Dolby laborato-
ries licensing Corporation.
"Dolby and the double D symbol are trade marks at Dolby laboratories

Lkeniing Corporation.

Stumu'.
SANSUI ELECTRIC CO., LTD.

Page 2

D-3SBF

CAUTION

1. The symbols, UL, CSA, SA, BS, UK, EU, AS. XX and

XX-V on the parts list and the schematic diagram

mean fellowings respectively.

UL... .. Manufactured for USA market,
(Underwriters Laboratories approved model.)

CSA ............................ Manufactured for Canadian market.

SA ........... Manufactured for South African market.

BS, UK.... Manufactured for United Kingdom market.

EU .. Manufactured for European market.

AS... .. Manufactured for Australian market.

XX . ,. Standard Version with Inner Voltage
Selector.

XX-V Standard Version with Outer Voltage
Selector.

NON MARK ................ Common Parts.

. Some printed circuit boards are not supplied as the assembled.

To separate these in this service manual, the stock Nos are not in-
dicated at the ends of the board names. However, the individual parts
on the circuit boards are provided by orders.

. Since some of capacitors and resistors are omitted from parts lists

in this service manual, refer to the Common Parts List for capacitors

& resistors, which was issued on February 1983.

0Abbreviations List

C.R. : Carbon Resistor E.B.L : Low Leak Bi-Polar

SR. : Solid Resistor Electrolytic Capacitor

Ce,R. : Cement Resistor Ta.C. : Tantalum Capacitor

MR. : Metal Film Resistor F.C. : Film Capacitor

F.R. : Fusing Resistor M.P. : Metalized Paper Capacitor

N.I.R. : Non-Inflammable Resistor P.C. : Polystyrene Capacitor

AR. : Array Resistor G.C. : Gimmic Capacitor

C.C. : Ceramic Capacitor A.C. : Array Capacitor

C.T. : Ceramic Capacitor, V.R. : Variable Resistor
Temperature Compensation S.V.R. : Semi Variable Resistor

EC. : Electrolytic Capacitor SW. : Switch

E.L. : Low Leak Electrolytic Chip R. : Chip Resistor
Capacitor Chip C. : Chip Capacitor

EB. : Bi-Polar Electrolytic

. Abbreviations in this service manual are as follows.

Capacitor

Page 5

D-358F

2. MODE OPERATION & TIMING CHARIT OF IC TC9305P-O14

OMode Change Table of IC TC9305P-014 (wIC2)

"or MI! W m um nuts :3
m
510? » PLAV F,F HEW TE": nus:
PLAY 510p _ F; new - PLAVyAuse srorl
FIF 570? mu - new - - snap
REW srov PLAY F.F - - - srop
REC smp _ n nsw _ necuus: STOP
PAUSE smr rum/muss F.F new 3 STOP
PLAVJAUSE STOP - F.F HEW Riciguss PLAY
ascuuse smw - Ff new - REC

'NOIO: 1. This um: shows opal-(ion whan one lnpm key I; pushed on pnum mode.

1. [:1 mavk means cominwng pleum mode.
3. [Z mavk mun: non Ielnaon mm othur input pom.

0ControI IC (TC9305P-014, wIC2) Timing Chart (REC, REW-FFfiSTOP, FFfiPLAY)

"INT/OUTPUT mun, [570'] use I [arorI new] FF I'N'I Ivor] FF J ruv
FF 4
I I
new 5 I .
I I
I I I
_ PAUSE a I I I
Z I I I
2 I v I
-¢ nuvo SYOP 7 . : :
I
I | I
PLAY 3 . : :
I
I
REC 9 I I I I
'
; I
no I5 I I
' '_ I- I___
nswro M II
o PLAY-0 II!
c
.I
(:2 A-Mula I! l i
-< I
.
nusm II .
nsco IO