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A
B
1
2
POWER
Sw1a
F1
a
5A
C001
0.047uF 600V
C002
0.047uF 600V
AC100V
b
Sw1b
3
4
5
A
B
C
PS-56
T1
F2
6
120V
31V
100V
6A 125V
D1
MAC51
0
F3
7
0
31V
6A 125V
022-080
5
LED
Power
C
D
E
AP-112 (CH2)
V+
32
2
1
R193
1k 1/2W
V-
34
4
3
31
Vcc
33
14
7
D
E
F
G
20
Q003
2SC1624
4
6
Vcc
5
D6
Q42
R193
2SC1815
V21
1k 1/2W
R195
Vee
1.8k 1/2W
D
27
Vcc
Vcc
IC3
IC5
IC4
14
8
VCC
VCC
V+
4011B
4558
4013B
7
4
GND
GND
V-
Vee
Roland JC-120 [a] Power Supply
Ver. 20240212 juggbox.blog.jp S. Nagata
F
G
1
To CH1(12)
V+
2
3
To CH1(19)
4
V-
5
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Related Manuals for Roland JC-120
Summary of Contents for Roland JC-120
- Page 1 6A 125V C001 MAC51 0.047uF 600V C002 0.047uF 600V AC100V R193 R193 2SC1815 6A 125V 022-080 1k 1/2W 1k 1/2W Sw1b R195 1.8k 1/2W To CH1(19) Power 4011B 4558 4013B Roland JC-120 [a] Power Supply Ver. 20240212 juggbox.blog.jp S. Nagata...
- Page 2 47pF MAIN IN (1) 0.033uF 47pF 0.033uF 0.033uF 0.47uF 33V TA 2SK117 PowerAmp CH1 In BASS VOLUME 100kA 100k 0.15uF 33V TA CH1 Pre-Out 2 MIDDLE R191 2SC1815 1k 1/2W Roland JC-120 [a] PreAmp CH1 Ver. 20240212 juggbox.blog.jp S. Nagata...
- Page 3 0.033uF 2SK117 PowerAmp CH2 In 100k DISTORTION From Chorus&Vib CH2 100k Chorus Out 10kC 2SK117 2SK117 DISTORTION Vee2 DISTORTION F.S. 220k R117 2SC1815 220k CHORUS VIBRAT F.S. Roland JC-120 [a] PreAmp CH2 2SC1815 CHORUS Ver. 20240226 juggbox.blog.jp S. Nagata SW2b...
- Page 5 0.15uF 22pF 4558 R187 1.5M R184 C133 2SC2240 4.7k 10uF 16V 2SA970 C134 R188 C135 470pF 0.01uF SP Out CH1 From Power Amp CH1 2SC1815 2SC1815 4011 4013 Roland JC-120 [a] Chorus & Vibrato CH2 Ver. 20240227 juggbox.blog.jp S. Nagata...
- Page 6 Power Amp In 0.1uF Q002 2SA970 10 MICRON 2SA970 Roland 10 1/2W 15pF Heavy-Duty Transducer 100pF Ext SP 2 2SC2229 2SD845 2SA814 To Power Amp CH2 CH1 LINE OUT Roland JC-120 [a] Power Amp CH1 Ver. 20240226 juggbox.blog.jp S. Nagata...
- Page 7 Power Amp In 0.1uF Q005 2SA970 10 MICRON 2SA970 10 1/2W Roland 150pF Heavy-Duty Transducer 100pF Ext SP 1 2SC2229 2SD845 2SA814 LINE OUT From Power Amp CH1 CH1 LINE OUT Roland JC-120 [a] Power Amp CH2 Ver. 20240226 juggbox.blog.jp S. Nagata...
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