Roland KC-350 Manual

33
Aug.2005 KC-550 KC-350
32
KC-550 CIRCUIT DIAGRAM (4/4) fig.kc550sch4
-64.0V
+21.0V
|
+24.6V
-24.6V
|
-21.0V
(No signal)
(No signal)
(Rated Power)
(Rated Power)
(No signal)
+VCC2
-VCC2
TRANSFORMER
to PRE BOARD CN13 W7
AC IN N.C.
T500mAL 250V
FUSE2, 3
W13
POWER SW JW-M11RKK
AC IN HOT
AC IN COMMON
PT1870502 TER2 TER1 PT1870502
PS1 Board (PS1 Sect.)
240V 230V 117V 100V
WOOFER 8 ohm
+32.8dBu / 33.8V
+11.0dBu / 2.75V
TWEETER 8 ohm
from PS1 BAORD
CN4
W5
|
100V/117V T5AL 250V 230V/240V T2.5AL 250V
FUSE1
BG406
+52.3V
-52.3V
+64.0V
|
(No signal) (Rated Power)
(Rated Power)
PS Board
AMP Board
MUTE_FET
MUTE_TR
+
15
A
-15
- +
-15 +
15
A
AA
+
15
+
15
-15
A
A
-15 -15
-15
-VCC1 +VCC1
AA
A
A
A
AA
+VCC1
-VCC1
+VCC -VCC
+VCC -VCC
C11 E-470/35 C5 E-470/35
TER3 PT1870502
C4 E-2200/35
R7
CB1/2W 22k
Q1 2SD2531
+-
~ ~
BD2 W04G C10
E-2200/35
R9
CB1/2W 2.2k
R5 22k
C8
EC8472MH
FUSE2 FUSE3
R6
CB1/2W 220k
R8
CB1/2W 2.2k
CN16 B5P-VH
1 2 3 4 5
R4
CB1/2W 2.2k
TER5 PT1870502 TER4 PT1870502
Q2 2SB1642
C6
E-220/35
D2
RD16EB2
D1
RD16EB2
C9
E-220/35
CN18 B2P3-VH
1 3
CN12
B9B-PH-K
1 2 3 4 5 6 7 8 9
R10 3.3k
D3 1SS133
C12 E-1/50
R12 100k
R17 47k
R19 47k
D4 1SS133
R11 3.3k
R14 47
R16 CB1/2W 1.2k
C13 E-22/35
R13 47k
Q4 2SC1815GR
R15 47k
Q3 2SA1015GR
R360 47k
Q40
2SA1015GR
R359 47k
R358 47k Q41
2SA1015GR
TER2 PT1870502
TER1 PT1870502 FUSE1
C7
AC13F472MLO
W10
WP13
W10
WP12
CN19 B2P3-VH
1 3
WP5
W8
1 2 3
WP8
W8
1 2 3
Q16 2SA1837
Q8
2SA1837
Q9 2SC4793
Q15 2SC4793
R42
6.8k
R39
5.6k
R40 3.3k
R60 2.7K
C20
C-100p
C22 F-0.01 C17 NIU C28 NIU
C31 NIU
C24 F-1.0
C16
NIU
C26 F-0.068
R52
MOF1/4W 3R3
R29
MOF1/4W 3R3
R21
MOF1/4W 47
R59
MOF1/4W 47
R33
MOF1/4W 220
R45 MOF1/4W 220
R28 CB1/2W 27k R51 CB1/2W 27k
R34
CEMENT5W 0R33
C32
F-0.0056P
R41
MOF1/2W 27
C25 F-0.01
R46
CEMENT5W 0R33
C29
NIU
Q5
2SA1015GR
Q6 2SC1815GR
FUSE4
MRT100mA
FUSE5 MRT100mA
R49
MOF1/4W 3R3
R30
MOF1/4W 3R3
Q10
2SC2240GR
Q11 2SC2240GR
R22
100
C15
E-470/100
C21 C-22p
R61 12k
R26
33k
R23
2.2k
R57
4.7k
R50
15k
R25
47k
R44
560
R37 560
R27
33k
R48
27k
R24
2.2k
C23 C-22p
R38 560
R43
560
VR10
NIU
Q14 2SA970GR
Q13
2SA970GR
R58
100
R55
2.2k
R56
2.2k
R53
33k
R54
33k
R47
CEMENT5W 0R1
R63 1k
R62 47k
C33
E-47/50
C18
1.8/250VDCJ(MFF)
R31 CEMENT7W 22
C27 F-0.068
C30 E-470/100
C235 NIU
WP7
W11
1 2 3 4
Q7 2SC3858 Q17 2SA1494
WP15 WP16 WP17 WP18 WP19 WP20
R296 100
D59 1N4004G D60 1N4004G
CN9 B4B-PH-K
1 2 3 4
Q12 2SC2878A
R35 6.8k R32 470 C234 C-220p
C19
E-10/50BP
R36 12k
R362 JW
R361 NIU R363 NIU
C303
E-47/100
C304
E-47/100
C237 C-220p
WP25
W6
1 2 3
R2
CB1/2W 10k
R1 47k
C1 E-4700/100
C3
E-4700/100
C2
0.22/250VDCJ(MFF)
+-
~ ~
BD1 PBPC806
W9
WP14
WP26
1 2 3

Roland KC-350 Specifications

General

Power Output	120W
Channels	4
Speakers	12-inch Woofer
Outputs	Line Out
Equalizer	3-band
Effects	Reverb
Dimensions	480 x 295 x 430 mm / 18-15/16 x 11-5/8 x 16-15/16 inches
Weight	48.5 lbs (22 kg)