BOSS HM 3 SERVICE NOTES

Page 1

May 1993

DBDSS Hm-3 SERVICE NOTES

HM-3

I-IHFER metal First Edition

SPECIFICATIONS Hi1!

.Oontrole ............................

.lndlcator
.Jack ........
.Input Impedance - - - -
.Outpu! Impedance ...............
.Recommended Load Impedance -

.Equivalent Input Nolu --------------
.pow" Supply ......................

Oeurrent Draw - ' '

-------------------- Pedal Switch, Distortion, Color Mix High. Color Mix Low, Level

- Check Indicator (Serves also as battery check indicator)
- Input, Output. AC Adaptor

- 1M 9

- 1k 9

- 10k 9 orgreater

.................... _ 120dBm (IHFAA. Typt)
-------------------- DC9V; Dry Batteiy (9V), AC Adaptor (PSA Series : Option)

- 12mA (009V)

.Dlmenllone - 1 ~ 70 (W) x 125 (D) x 55 (H) mm/2-3/4 inch x 4-1 5/18 inch x 2-3/16 inch
.Weignt - - ~ ~ ~ ~ -~ ~ 4209/15 02 (including battery)
.Acceuorlu ............................................ owner's Manual (English) I PNO.26050982
Owner's Manual (Japanese) 2 PNo26050961
Dry Battery S-OOGP (9V) : PNo.12569103RT
caption. ----------------------------------------------- Ac Adaptor PSA-12o. PSA-220. PSA-240, Battery s-oosP/sv, 8AM6/9V
(Alkaline)
PANEL / 11* JD-
Adaptor Jack - LED (RED)
HECO470-01-630 LN-28RP
(13449711) (15029193)

PSA Caution - Case
(2253055100) (22010261)

P°- CHECK f Panel
RK0971110 sokA (22220573)
(13289245) LEVEL COLOR MIX DIST

Round Knob (L8)

0 m m o

: e o u . Q RK097I110 SOkA
IZIII m3: CUT 90051 cm BOOST MIN MAX (13289245)
LOW HIGH

(22400324)
Pot.
RK097111010kW
(13289246) (- OUTPUT INPUT 6 Jack
56-7713 (13449104)
Jack- l-lH-PER
86-7615 #07
(13449105) metCII
I-Im-3
Pedal ---P
(22130715) 5
B 5 Cover
El D I» (2202085100)
Foot Base 0 Bottom Base
(2235030400) [(2235030500)
Bottom Caution
(2259740400)
ERoland 17059701 Printed in Japan BOCE (DP) 1

EXPLODED VIEW / 510$

Foot Base
(2235030400)

Switch
JM-0404
(13129710)
Thumb Screw
3 X 10 (Black)

Cushion
(2226033300)

Nylon Washer

3 x 6 X 015 (x 2)
/ {

Binding Machine -

3X10 FeBC (x2)

Spring
(2217010900)

Pedal Guide Bush
(2215070201)

Battery Connector
(2341 741 401 )

Insulation Spacer
(221 6056000)

Cover
(Bottom Cover)
(2202085100)

Binding Tapping --g
3X6 B1 FeBC (X4)

Bottom Caution

B t1
(2253740400) 0 0m Base

(Base)
(2235030500)

copyright © 1993 by ROLAND CORPORATION