Roland Acoustic Chorus AC-33, Service Notes

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16
Feb. 2010 AC-33
Parts List
fig.-part1-e.eps
Safety Precautions:
The parts marked have
safety-related characteristics. Use
only listed parts for replacement.
Note: The parts marked # are new. (initial parts) The description “Q’ty” means a necessary number of the parts per one product.
Due to one or more of the following reasons,
parts with parts code ******** cannot be supplied as service parts.
• Part supplied only as a component in a complete assembly
• Copyright does not permit the part to be supplied
• Part is sold commercially
CASING
# 5100009315 CABINET ASSY 1
# 5100010591 BATTERY CASE ASSY 1
# 5100014460 NET BOARD ASSY W/ROLAND BADGE 1
CHASSIS
# 5100010453 CHASSIS 1
KNOB, BUTTON
5100004353 KEYTOP 40285-501(#SD000906) 2
# 5100011024 R-KNOB 08203-500 9
SWITCH
01780101 TACT SWITCH SKQKABD010 2
02897801 SEESAW SWITCH SDDJE13200 94V-0 1
# 5100007725 SWITCH SS71020F-0103-6T-025-NP-017 2
# 5100007726 SWITCH SS71010F-0102-6T-015-NP 1
JACK, EXT TERMINAL
03459223 XLR CONNECTOR JY-5033A 1
# 03562412 DC JACK HEC3900-010110 1
05019512 3.5MM JACK 203-HTJ03509ABT 1
13449146 6.5MM JACK YKB21-5012 (W/SW) 3
13449252 6.5MM JACK YKB21-5006 (STEREO W/SW) 4
5100007830 CONNECTOR RCA KM04048A-01 1
SPEAKER, BUZZER
# 5100010998 SPEAKER W0504-011 A 2
PWB ASSY
# 5100009366 MAIN PWB BOARD ASSY 1
# 5100009323 PANEL PWB SHEET ASSY 1
* This unit includes the following parts.
# ******** PANEL BOARD 1
# ******** GT INPUT BOARD 1
# ******** MIC INPUT BOARD 1
# ******** PHONES BOARD 1
# ******** JACK-B BOARD 1
DIODE
03349978 LED (RED) L-34HDSL-FPB 2
03349989 LED (GREEN) L-34GDSL-FPB 1
05017534 LED (YELLOW) L-34YDSL 1
POTENTIOMETER
5100007731 ROTARY POTENTIOMETER R1131GOXH1B203TG0027 1
# 5100007826 ROTARY POTENTIOMETER RD901F-20E1-125F-1B100K-00D10 2
# 5100007829 ROTARY POTENTIOMETER RD901F-40E1-125F-0B10K-00D10A 7
FUSE, FUSE HOLDER
# 5100011069 FUSE MET 0.250 1
# 5100011086 FUSE MET 002 1
# 5100011065 FUSE MET 3.150 1