McIntosh C220 Service Manual

C220
BALANCED/DATA PCB 050331 (cont’d)
Ref No. Description Part No.
TONE PCB 129629 ?????
Ref No. Description Part No.
PARTS LIST con’t
5
1 PCB Part Number 129629
2 LOGO
J1 CONN 4-PIN RIGHT ANGLE 117927
J2 CONN 4-PIN RIGHT ANGLE 117927
R1 Potentiometer 134457
1 Pushbutton PCB 129630
2 LOGO
DS1 LED SQUARE RED 58109
DS2 LED SQUARE RED 58109
DS3 LED SQUARE RED 58109
DS4 LED SQUARE RED 58109
DS5 LED SQUARE RED 58109
DS6 LED SQUARE RED 58109
DS7 LED SQUARE RED 58109
J1 CONN FFC 18PIN 117765
S1 SWITCH PB TACT 150058
S2 SWITCH PB TACT 150058
S3 SWITCH PB TACT 150058
S4 SWITCH PB TACT 150058
S5 SWITCH PB TACT 150058
S6 SWITCH PB TACT 150058
S7 SWITCH PB TACT 150058
S8 SWITCH PB TACT 150058
7
PUSHBUTTON PCB 050333
1 PCB Part Number 129634
2 LOGO
J1 HEADPHONE JACK 117881
J2 CONN 12 PIN FFC 117720
?
HEADPHONE PCB 050332
43
R18 RES MF 267K 1% 1/4W 144532
R19 RES MF 10 OHM 1% 1/4W 144553
R20 RES MF 182 OHM 1% 1/4W 144579
R21 RES MF 182 OHM 1% 1/4W 144579
R22 RES MF 182 OHM 1% 1/4W 144579
R23 RES MF 182 OHM 1% 1/4W 144579
R24 RES MF 182 OHM 1% 1/4W 144579
R25 RES MF 182 OHM 1% 1/4W 144579
R26 RES MF 182 OHM 1% 1/4W 144579
R27 RES MF 182 OHM 1% 1/4W 144579
R28 RES MF 10 OHM 1% 1/4W 144553
R29 RES MF 100 OHM 1% 1/4W 144568
R30 RES MF 100 OHM 1% 1/4W 144568
R31 RES MF 100 OHM 1% 1/4W 144568
R32 RES MF 100 OHM 1% 1/4W 144568
R33 RES MF 100 OHM 1% 1/4W 144568
R34 RES MF 100 OHM 1% 1/4W 144568
R35 RES MF 100 OHM 1% 1/4W 144568
R36 RES MF 100 OHM 1% 1/4W 144568
R37 RES MF 1K 1% 1/4W 144513
R38 RES MF 221 OHM 1% 1/4W 144559
R39 RES MF 1K 1% 1/4W 144513
R40 RES MF 1K 1% 1/4W 144513
R41 RES MF 1K 1% 1/4W 144513
R42 RES MF 40.2K 1% 1/4W 144525
R43 RES MF 22.1K 1% 1/4W 144564
U1 IC AND 2 INPUT X 4 133175
U2 IC AND 2 INPUT X 4 133175
U3 IC 8 LN DRIVER ARRAY 133180
U4 IC SHFT REG SER-PAR 133186
U5 IC OPERATIONAL AMPLIFIER 133189
18574 ASSY INSERTION PCB BAL/DATA 701140

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