Roland KC-550 Manual page 13

PWB ASSY
SHEET B BOARD ASSY for 100V/117V version differs from 230V/240V version in FUSE system only.
When using SHEET B BOARD (230V/240V) version, be sure to make the following modifications.
1. Replace fuse (FUSE1 on PS1 BOARD) to specific one. (P/No. 03564690 FUSE 55T 2.5 A L/250 V)
2. Please change into the check marking "230/240V T2.5AL 250V" from "100/117V T5AL 250V" on PS1 BOARD.
Please refer to TABLE A and TABLE B
IC
00562156 NJM4556AL
15189250 M5218AL
15189189 UPC4570HA
TRANSISTOR
15119132 2SA1015-GR(TPE2)
15119723 2SA1837
15119158 2SA970-GR
01672556 2SB1642
15129151 2SC1815-GR(TPE2)
15129192 2SC2240-GR(TPE2)
15129152 2SC2878-A(TPE2)
15129732 2SC4793
01672545 2SD2531
01782612 2SA1494
01782601 2SC3858
15139118 2SK30ATM-GR(TPE2)
DIODE
15019560 RD-16EB-2
15019126 1SS133 T-77
F5029133 L-934MBD
# SD000637 1N4004
# SD000636 W04G
# SD000635 PBPC806
RESISTOR
# SD000644 220 OHM 1/4W
# SD000683 27 OHM 1/2W
# SD000642 3.3 OHM 1/4W
# SD000640 47 OHM 1/4W
# SD000647 0.1 OHM 5W
# SD000645 0.33 OHM 5W
# SD000638 1.2K OHM 1/2W
# SD000639 10K OHM 1/2W
# SD000646 2.2K OHM 1/2W
# SD000648 220K OHM 1/2W
# SD000643 22K OHM 1/2W
# SD000643 22K OHM 1/2W
# SD000641 27K OHM 1/2W
# SD000676 82 OHM 1/2W
POTENTIOMETER
01120145 RK11K112 10KB
01120134 RK11K1120091 20KB CC
01120167 RK14K122 100KBX2
01120156 RK14K12B 10KBX2
CAPACITOR
# SD000653 0.22UF/250V DC
# SD000652 1.8UF/250V DC
# SD000688 1UF/50V
# SD000655 2200UF/35V
# SD000656 220UF/35V
# SD000650 4700UF/100V
# SD000651 470UF/100V
IC (OP AMP) IC14 on PRE
IC (BIPOLAR OP AMP) IC2-11, IC13 IC8 on PRE, IC12 on PS1
IC (BIPOLAR OP AMP) IC1,IC15 on PRE
TRANSISTOR Q3,Q40-41 on PS, Q5 on AMP
TRANSISTOR Q8,Q16 on AMP
TRANSISTOR Q13-14 on AMP
TRANSISTOR Q2 on PS
TRANSISTOR Q4 on PS, Q6 on AMP
TRANSISTOR Q33-36 on PRE, Q10-11 on AMP, Q37-38 on PS1
TRANSISTOR Q22-27, Q39 on PRE, Q12 on AMP, Q28 on PS1
TRANSISTOR Q9,Q15 on AMP
TRANSISTOR Q1 on PS
POWER TRANSISTOR Q17 on AMP
POWER TRANSISTOR Q7 on AMP
FET TRANSISTOR Q18-21 on PRE, Q29 on PS1
ZENER DIODE D1-2 on PS
SWITCHING DIODE
LED LED1 on PRE,
DIODE D59-60 on AMP
DIODE BD2 on PS
BRIDGE DIODE BD1 on PS
METAL OXIDE RESISTOR R33,45 on AMP
METAL OXIDE RESISTOR R41 on AMP
METAL OXIDE RESISTOR R29-30,49,52 on AMP
METAL OXIDE RESISTOR R21,59 on AMP
CEMENT RESISTOR R47 on AMP
CEMENT RESISTOR R34,46 on AMP
CARBON RESISTOR R16 on PS
CARBON RESISTOR R2 on PS
CARBON RESISTOR R4,8-9 on PS
CARBON RESISTOR R6 on PS
CARBON RESISTOR R31 on AMP
CARBON RESISTOR R7 on PS
CARBON RESISTOR R28,51 on AMP
CARBON RESISTOR R284,292 on PRE
POTENTIOMETER VR9 on PRE
POTENTIOMETER VR6-8 on PRE
POTENTIOMETER VR1-4 on PRE
POTENTIOMETER VR5 on PRE
PLASTIC CAPACITOR C2 on PS
PLASTIC CAPACITOR C18 on AMP
ELECTORIC CAPACITOR C12 on PS
ELECTORIC CAPACITOR C4,10 on PS
ELECTORIC CAPACITOR C6,9 on PS,C308-309 on PRE
ELECTORIC CAPACITOR C1,C3 on PS
ELECTORIC CAPACITOR C15,30 on AMP
KC-550/KC350
1
12
2
4
2
2
1
2
8
9
2
1
1
1
5
2
27
1
2
1
1
2
1
4
2
1
2
1
1
3
1
1
1
2
2
1
3
4
1
1
1
1
2
2
2
2
13