Boss PS 3 Pitch Shifter, Delay Service Manual

Page 1

Mar. 1 994

@3055 [35-3

PS-3

SERVICE NOTES
First Edition

DIGITAL PITCH SHIFTER / DELA'T

SPECIFICATIONS/fig

-Signal processing ........

~Sampling Frequency -------

-Nominal Input Level - - -
~lnput Impedance -----
-Nominal Output Level -

- Output Impedance ---------
-Flecommended Load Impedance
. Dynamic Range ...........

----------- : A/D Conversion; 16 bit Iinea,

128 times oversampling, A 2 modulation, AF method
D/A Conversion; 16 bit linear

.......... : SZKHZ

. ~20dBm

. 1M 0

. -20dBm

.......... I 1k Q

1 10kQ or greater

---------- : 110dBm or greater(Direct)
95dBm or greater(Effect)
* OdBm = 0.775 Vrms

~Controls ---------------------------- : Pedal Switch, Mode Switch, Balance knob, Control Knob x 2
- Indicator ----------------- - -: Check Indicator(serves also as battery check indicator)
-Connectors ------------------------- : Input Jack, Output Jacks A(MONO)/B, Expression Jack,
AC Adaptor Jack(9V DC)
-Power Supply ----------------------- : 9V DC:Dry Battery(6AM6/9V),
AC Adaptor(PSA-Series:Optionai)
.Current Draw ........................ : 70mA(9v Dc)
-Dimensions ......................... 1 70M)X125(D)X55(H) mm
2-3/4(W)x4-15/16(D)x2-3/16(H) inches
'Weight ............................. : 4209/ 1502 (including battery)
-Accessories ------------------------- : Owners Manual(English) PNo.00451701
Owner's Manual(Japanese) PNo.00451690
MODE Label PNo.00349934
Battery 006P 9V alkaline PNo.12569173
-Options - - - - - - - - - - - - - ' - - - - - - - - - - - - - - -: AC Adaptor;PSA-100, PSA-120, PSA-230, PSA<240,
Expression Pedal FV-SOOL with PCS-33(Roland),
Expression Pedal EV-5(Roland), Foot Switch FS-5U/5
Adaptor Jack
HECO470-O1-630
(13449711)
PSA Caution
PSA CAUTION
(2253753801) LED ( ed)
Knob r
ROUND KNOB l- LN28RP
(22480324) (15029198)
Pct.(BALANCE) =_= Panel
VR 100kW><2 PS-a PANEL
(00347589) 21 u 00 4
Pot.(PITCH NE) mm: mm Case ( a 9923)
VR 50kB PS-3 CASE
(13279869) fl (00349901 )
Pot.(MODE)
VR 50kB 11 POINT CLICK
(00347567) Jack (-OUTPUTB INPUT? Jack
HLJ0544-01-010 9°IT.PTu°"° exp(- 36'77 3
(13449150) DIQItCll ,2 (13449104)
Pitch Shlfter - Jack
/Delqg P93 u SG-7701
EzdglPEDAL ' (13449140) Cover, Bottom
BOTTOM COVER #851
(00349912) Buss (2202085100)
Pedal Mat Base, Bottom
FOOT BASE °' """ ' """"""" BOTTOM BASE #305
#304 (2235030500)
(2235030400) *- Bottom Caution, Bottom
W Ps-3 BOTTOM CAUTION
(00349945)

@Roland

17059745 Printed in Japan BOCE (DP) 1

Nylon Washer

3x6x0.5 (X
/

Binding Machine
3x10 FeBC (X 2)

EXPLODED VIEW/fifilfi

Foot Ba se
(2235030400)

Switch
JMO404

(1 31 2971 0)
Thumb Screw

3 X 10 (Black)

Cushion
(2226033300)

2) Spring
(2217010900)

Pedal Guide Bush

(2215070201)

Battery Connector
(2341 741 401 )

Insulation Spacer
(221 5056000)

Cover
(Bottom Cover)
(2202085100)

Binding Tapping -g
3X6 B1 FeBC (X4)

Bottom Caution
(00349945)

Bottom Base
(Base)
(2235030500)

Copyright © 1994 by ROLAND CORPORATION