Boss GP 20 Effects Processor Service Manual

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GP-20Mar. 2001 2 LOCATION OF CONTROLS HEXAGON BUTTON HEAD SCREW M4×6 (H5029850) Pot. RD901-40-125F-B54-00 (F3279802) Pot. RD901-40-125F-B54-11D (F3279803) VGA KEYTOP S BLACK WITH LENS RD901-40-125F-B54-00 (G247751001) PEDAL SHAFT (H5029851) LED L-34HDSL (1502928100) PEDAL L (G2187531) PEDAL R (G2187530) CASE (G2017146) GP-20 LED PANEL (G2217720) HEXAGON SOCKET BUTTON HEAD 4M3 (H5029852) PEDAL PLATE (G2357116) LED L-113GDT (F5029126) R-KNOB (G2477122) GP-20 PANEL (G2217716) Pot. RD901-40-125F-B54-06D (F3279804) VGA KEYTOP S WITHOUT LENS (G247751301) Jack HTJ-064-12D (H13449150MF)GP-20 REAR PANEL (G2217718) Jack YKC21-3117 (ORANGE) (01343723) Switch SS037-P2230IH-PE9 (F3159707) BATTERY COVER (G2017621) BOTTOM COVER (G2017148) BOTTOM FOOT (G2357118) LABEL CAUTION (F2539803) GP-20 QUICK MANUAL LABEL (F2539804) Adaptor Jack DJ-0711B-020 (F344940301) Screw PAN P-TITE M3×8 (40011201)

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GP-20Mar. 2001 3 EXPLODED VIEW 1 2 5 3 i 4 g h RIGHT SIDE LEFT SIDE 9 6 7 8 [Parts] No. Part Code Part Name Q'ty 1 G2017146 CASE 1 2 G2357111 CUSHION R 2 3 H5029851 PEDAL SHAFT 2 4 2215770201 PEDAL GUIDE BUSH 2 5 2217710900 COIL SPRING 2 6 G2357116 PEDAL PLATE 2 7 G2357115 PEDAL FOOT 2 8 G2187530 PEDAL R 1 9 G2187531 PEDAL L 1 10 G2017148 BOTTOM COVER 1 11 G2357118 BOTTOM FOOT 2 12 G2017621 BATTERY COVER 1 13 G2017620 BATTERY CASE V6 1 14 G2177308 BATTERY TERMINAL(+) 1 15 G2177309 BATTERY TERMINAL(-) 1 16 G2177307 BATTERY TERMINAL(+/-) 1 17 G2257130 BATTERY INSULATING SHEET 1 18 F2539803 LABEL CAUTION 1 19 F2539804 QUICK MANUAL LABEL 1 21 G2477122 R-KNOB 8 23 G2257131 INSULATING SHEET BOTTOM 1 24 G2217716 PANEL 1 25 G2217718 REAR PANEL 1 26 G2217720 LED PANEL 1 32 G247751301 KEYTOP S WITHOUT LENS 1 33 G247751001 KEYTOP S BLACK WITH LENS 1 [Screws] No. Part Code Part Name Q'ty a H5019115 SCREW 3x8 PAN HEAD TAPTITE-2 BZC 2 b H5019110 SCREW 3x6 PAN HEAD TAPTITE-2 FEZC 7 c H5029850 SCREW M4x6 HEXAGON SOCKET BUTTON HEAD FENI 4 d 40011923 INTERNAL TOOTH WASHER M9.5x12.5x0.5 FENI 2 e 40016467 JACK WASHER M9.2x14x0.5 FENI 2 f 40123545 JACK NUT M9x11x2 NI 2 g H5029852 SCREW 4M3 HEXAGON SOCKET BUTTON HEAD FEBZC 2 h H5039413 NYLON WASHER M4.1x7.5x0.5 BLACK 2 i H5039414 NYLON WASHER M5.1x9.5x0.5 BLACK 2 j H5019430 SCREW 2.6x5 BINDNG HEAD TAPTITE P FEZC 2 k H5039521 VR ACCESSORY NUT M7 8 l 40011201 SCREW 3x8 PAN TAPTITE P BZC 1 m H5029325 SCREW 3x6 PAN HEAD TAPTITE-2 BZC 5 CAUTION An M2.5 hex wrench is required for assembly and disassembly. Use caution not to scratch the LED during assembly or disassembly.