McIntosh C220 Service Manual

C220
3
PARTS LIST con’t
U4 IC SHFT REG SER-PAR 133186
U5 IC STEREO DGTL VOLUME CONTROL 133331
U6 IC SHFT REG SER-PAR 133186
U7 IC OCTAL DARLNGTON TRANS ARRAY 133258
U8 IC SHFT REG SER-PAR 133186
U9 IC OCTAL DARLNGTON TRANS ARRAY 133258
U10 IC DUAL OPERATIONAL AMPLIFIER 133260
U11 IC VOLTAGE REGLTR VARIABLE NEG 133334
(U11) HEATSINK TO-220 080017
U12 IC VOLTAGE REGLTR VARIABLE POS 133333
(U12) HEATSINK TO-220 080017
U13 IC SHFT REG SER-PAR 133186
U14 IC VOLTAGE REGLTR VARIABLE NEG 133334
(U14) HEATSINK TO-220 080017
U15 IC VOLTAGE REGLTR VARIABLE POS 133333
(U15) HEATSINK TO-220 080017
U16 IC REGULATOR +5V 133108
(U16) HEATSINK TO-220 080017
U17 IC 2 INPUT X 4 133167
U18 IC DUAL OPERATIONAL AMPLIFIER 133260
U19 IC DUAL OPERATIONAL AMPLIFIER 133260
U21 IC DUAL OPERATIONAL AMPLIFIER 133260
V1 SOCKET 9 PIN TUBE CERAMIC 178170
V3 SOCKET 9 PIN TUBE CERAMIC 178170
V5 SOCKET 9 PIN TUBE CERAMIC 178170
V7 SOCKET 9 PIN TUBE CERAMIC 178170
18574 ASSEMBLY INSERTION PCB MAIN 700138
ASSY INSERTION PCB MAIN 701138
MAIN PCB 050329 (cont’d)
Ref No. Description Part No.
Ref No. Description Part No.
DISPLAY PCB 050330
C1 CAP ELECT 10UF 50V 066445
C2 CAP MONO .1UF 50V 20% Z5U 061346
C3 CAP ELECT 47UF 35V 066446
C4 CAP MONO .1UF 50V 20% Z5U 061346
C5 CAP ELECT 10UF 50V 066445
C6 CAP ELECT 47UF 16V 066380
C7 CAP MONO .1UF 50V 20% Z5U 061346
C8 CAP MONO .1UF 50V 20% Z5U 061346
C9 CAP ELECT 10UF 50V 066445
C10 CAP MONO 220PF 200V 10% NPO 061342
C11 CAP MONO .1UF 50V 20% Z5U 061346
C12 CAP MONO 220PF 200V 10% NPO 061342
C13 CAP MONO 220PF 200V 10% NPO 061342
C14 CAP MPF 0.033UF 5% 63VDC 064318
C15 CAP MPF 0.033UF 5% 63VDC 064318
C16 CAP MPF 0.033UF 5% 63VDC 064318
C17 CAP MONO .1UF 50V 20% Z5U 061346
C18 CAP MPF 0.033UF 5% 63VDC 064318
C19 CAP ELECT 22UF 100V 066574
C20 CAP MONO .1UF 50V 20% Z5U 061346
C21 CAP ELECT 22UF 100V 066574
D1 DIODE SILICON 070174
D2 DIODE ZENER 6.2V 5% 500MW 070085
D3 DIODE SILICON 070174
D4 DIODE SILICON 070174
D5 DIODE SILICON 070174
DS1 LED GRN 5MM HI-INTENSITY 058165
(DS1) SPACER LED 112108
DS2 LED GRN 5MM HI-INTENSITY 058165
(DS2) SPACER LED 112108
DS3 LED GRN 5MM HI-INTENSITY 058165
(DS3) SPACER LED 112108
DS4 LED GRN 5MM HI-INTENSITY 058165
(DS4) SPACER LED 112108
DS5 LED GRN 5MM HI-INTENSITY 058165
(DS5) SPACER LED 112108
DS6 LED GRN 5MM HI-INTENSITY 058165
(DS6) SPACER LED 112108
DS7 DISPLAY 12 CHARACTER 058150
DS8 LED GRN 5MM HI-INTENSITY 058165
(DS8) SPACER LED 112108
J1 CONN FFC 18PIN 117765
J2 CONN FFC 18PIN 117765
J5 CONN FFC 18PIN 117765
K1 RELAY REED SPST-NO 5V 1.2A 087078
K2 RELAY REED SPST-NO 5V 1.2A 087078
K3 RELAY REED SPST-NO 5V 1.2A 087078
K4 RELAY REED SPST-NO 5V 1.2A 087078
MTGPA1 DBL COATED MTG-TAPE 1/16 THK 094409
MTGPA2 DBL COATED MTG-TAPE 1/16 THK 094409
MTGPA3 DBL COATED MTG-TAPE 1/16 THK 094409
MT1 SENSOR IR 38KHZ 121046
Q1 TRANSISTOR PNP 132304
Q3 TRANSISTOR NPN 2K/REEL 132317
R1 RES MF 475K 1% 1/4W 144604
R2 RES MF 10K 1% 1/4W 144504
R3 RES MF 100 OHM 1% 1/4W 144568
R4 RES MF 475 OHM 1% 1/4W 144509
R5 RES MF 10 OHM 1% 1/4W 144553
R6 RES MF 47.5K 1% 1/4W 144526
R7 RES MF 475 OHM 1% 1/4W 144509
R8 RES NET 10K X8 RES BUSSED 144253
R9 RES NETWORK 9X-1-223 144238
R10 RES MF 324 OHM 1% 1/4W 144597
R12 RES MF 100 OHM 1% 1/4W 144568
R13 RES MF 47.5K 1% 1/4W 144526
R14 RES NETWORK 9X-1-223 144238
R15 RES MF 1K 1% 1/4W 144513
R16 RES MF 324 OHM 1% 1/4W 144597
R17 RES MF 324 OHM 1% 1/4W 144597
R18 RES MF 324 OHM 1% 1/4W 144597
R19 RES MF 324 OHM 1% 1/4W 144597
R20 RES MF 324 OHM 1% 1/4W 144597
R22 RES MF 324 OHM 1% 1/4W 144597
R21 RES MF 100K 1% 1/4W 144528
R23 RES MF 100 OHM 1% 1/4W 144568
R24 RES MF 100 OHM 1% 1/4W 144568
R25 RES MF 100 OHM 1% 1/4W 144568
R26 RES MF 221 OHM 1% 1/4W 144559
R27 RES MF 100 OHM 1% 1/4W 144568
41

McIntosh C220 Specifications

General

Type	Vacuum Tube Preamplifier
Frequency Response	20Hz - 20kHz (+0, -0.5dB)
Voltage Gain	15dB
Power Requirements	120 Volts AC, 50/60Hz, 40 watts
Dimensions	17-1/2 inches (44.45cm) wide, 6 inches (15.24cm) high (including feet), 18 inches (45.72cm) deep (including front panel and cables)
Signal to Noise Ratio (MM)	85dB
Signal to Noise Ratio (line)	100dB
Inputs	2 x Balanced, 3 x Line, 1 x Phono (MM/MC)
Total Harmonic Distortion	0.08%
Signal to Noise Ratio	100dB