McIntosh MC207 Service Manual

2
HEATSINK 2-CHANNEL 050064 HEATSINK ASSEMBLY 050188
4
A
B
C
* Denotes components on reverse or backside of PC Board.
PARTS LIST
050070 HEATSINK 1-CHANNEL PCB
C1 CAP ELECT 47UF 35V 066446
C2 CAP ELECT 47UF 35V 066446
C3 CAP MONO .1uF 50V 20% Z5U 061305
C4 CAP POLYPROP 0.15UF 10% 250VDC 064363
C7 CAP MONO 100PF 100V 10% NPO 061300
C8 CAP MONO 100PF 100V 10% NPO 061300
C9 CAP MONO .01UF 50V 20% X7R 061304
C14 CAP MONO 100PF 100V 10% NPO 061300
C16 CAP MONO .01UF 50V 20% X7R 061304
C22 CAP ELECT 220UF 25V 066507
C27 CAP MONO 100PF 100V 10% NPO 061300
C30 CAP ELECT 47UF 35V 066446
C31 CAP ELECT .47UF 50V 066244
C32 CAP MONO .1uF 50V 20% Z5U 061305
C33 CAP MONO .1uF 50V 20% Z5U 061305
C35 CAP ELECT 10UF 100VDC 066462
C36 CAP ELECT 10UF 100VDC 066462
C37 CAP ELECT 10UF 100VDC 066462
C38 CAP ELECT 10UF 100VDC 066462
C40 CAP ELECT 220UF 50V 20% 066254
C41 CAP ELECT 10UF 100VDC 066462
C47 CAP POLYPROP .047UF 10% 250VDC 064364
C51 CAP ELECT 10UF 100VDC 066462
C200 CAP ELECT 10UF 100VDC 066462
D1 DIODE SILICON 070047
D2 DIODE SILICON 070047
D4 DIODE SILICON 070047
D5 DIODE SILICON 070047
D6 DIODE RECTIFIER 070131
D7 DIODE RECTIFIER 070131
IC2 IC DUAL AMP 133259
J1 CONN MALE 9 POS FRICTION LOCK 117244
J2 CONN 4 PIN 117215
J4 CONN HEADER 2 PIN 0.156 117404
J5 BLADE FASTON .110 117712
J6 BLADE FASTON W/FEET 117708
J8 CONN HEADER 2 PIN 0.156 117404
J9 CONN 2 PIN MALE 117213
K1 RELAY 24VDC 5A 277VAC 087057
K2 RELAY 24VDC 5A 277VAC 087057
L2 CHOKE 0.65UH OUTPUT 122297
Ref No. Description
Part No
.
Q59 TRANSISTOR NPN 132223
Q60 TRANSISTOR SI NPN 25V 132254
Q61 TRANSISTOR SI NPN 25V 132254
Q63 TRANSISTOR NPN 132223
Q64 TRANSISTOR PNP POWER 132255
R1 RES MF 332 OHM 1% 1/4W 144446
R2 RES MET OX 680 OHM 5% .5W 137093
R3 RES MF 22.1K 1% 1/4W 144187
R4 RES MF 100K 1% 1/4W 144113
R5 RES MF 22.1K 1% 1/4W 144187
R6 RES MET OX 1.8k 5% .5W 137094
R7 RES MET OX 430 OHM 5% .5W 137095
R8 RES MF 332 OHM 1% 1/4W 144446
R9 RES MET OX 680 OHM 5% .5W 137093
R10 RES MF 22.1K 1% 1/4W 144187
R11 RES MET OX 1.8k 5% .5W 137094
R12 RES MET OX 47 OHM 5% .5W 137096
R13 POT TRIM 200 OHM 20% HORIZ AD 134390
R14 RES MF 100K 1% 1/4W 144113
R15 RES MF 100 OHM 1% 1/4W 144196
R16 RES MF 100 OHM 1% 1/4W 144196
R17 RES MF 100 OHM 1% 1/4W 144196
R30 RES MF 475K 1% 1/4W 144364
R32 RES MF 47.5K 1% 1/4W 144108
R33 RES MF 47.5K 1% 1/4W 144108
R34 RES MF 5.11K 1% 1/4W 144083
R36 RES 511 OHM 1% 1/4W 144123
R37 RES MF 681K 1% 1/4W 144443
R38 RES MF 866 OHM 1% 1/4W 144028
R39 RES MF 2.21 OHM 1/4W 1% 144378
R41 RES WW DUAL .47 OHM 5% 3W 139244
R42 RES WW DUAL .47 OHM 5% 3W 139244
R43 RES WW DUAL .47 OHM 5% 3W 139244
R45 RES WW DUAL .47 OHM 5% 3W 139244
R46 RES MF 4.75K 1% 1/4W 144097
R48 RES MF 100 OHM 1% 1/4W 144196
R50 RES MF 14.7K 1% 1/4W 144149
R51 RES MF 221 OHM 1% 1/4W 144172
R52 RES MF 267K 1% 1/4W 144118
R53 RES MF 221 OHM 1% 1/4W 144172
R54 RES MF 3.32K 1% 1/4W 144095
R55 RES MF 3.32K 1% 1/4W 144095
R56 RES MF 10K 1% 1/4W 144053
R57 RES MF 475K 1% 1/4W 144364
R58 RES MF 1.1K 1% 1/4W 144091
R59 RES MF 2.21 OHM 1/4W 1% 144378
R60 RES FP 22 OHM 1/4W 5% 137033
R62 RES MF 22.1K 1% 1/4W 144187
R63 RES FP 22 OHM 1/4W 5% 137033
R65 RES MF 681K 1% 1/4W 144443
R67 RES MF 100 OHM 1% 1/4W 144196
R70 RES MF 100 OHM 1% 1/4W 144196
R71 RES MF 100 OHM 1% 1/4W 144196
R72 RES MF 100 OHM 1% 1/4W 144196
R77 RES MF 1M 1/4W 144269
R79 RES CF 10 OHM 5% 1/2W 141165
R82 RES MF 1M 1/4W 144269
LD1 LDR NETWORK 144179
Q1 TRANSISTOR NPN 132223
Q2 TRANSISTOR PNP 132224
Q3 TRANSISTOR NPN 132268
Q4 TRANSISTOR PNP 132267
Q5 TRANSISTOR NPN 132223
Q6 TRANSISTOR NPN 132285
Q7 TRANSISTOR PNP 132286
Q8 TRANSISTOR PNP POWER 132299
Q9 TRANSISTOR NPN POWER 132298
Q10 TRANSISTOR PNP POWER 132299
Q11 TRANSISTOR NPN POWER 132298
Q20 TRANSISTOR NPN POWER 132298
Q22 TRANSISTOR PNP POWER 132299
Q23 TRANSISTOR NPN POWER 132298
Q25 TRANSISTOR PNP POWER 132299
Q27 TRANSISTOR PNP 132224
Q29 TRANSISTOR PNP POWER 132255
Q30 TRANSISTOR SI NPN 25V 132254
Q31 TRANSISTOR NPN 132223
Q32 TRANSISTOR NPN 132223
Q33 TRANSISTOR PNP POWER 132255
Q35 TRANSISTOR NPN 132223
Q37 TRANSISTOR NPN 132285
Q39 TRANSISTOR PNP 132286
Q41 TRANSISTOR PNP 132224
Q49 TRANSISTOR PNP 132224
Q50 TRANSISTOR NPN 132223
Q51 TRANSISTOR NPN 132223
Q52 TRANSISTOR NPN 132223
Q53 TRANSISTOR PNP POWER 132255
Q54 TRANSISTOR PNP 132224
Q55 TRANSISTOR PNP POWER 132255
Q56 TRANSISTOR PNP POWER 132255
RT1 SENSOR THERMAL 144249
RT2 SENSOR THERMAL 144249
050064 HEATSINK 2-CHANNEL PCB
C1 CAP ELECT 47UF 35V 066446
C2 CAP ELECT 47UF 35V 066446
C3 CAP MONO .1uF 50V 20% Z5U 061305
C4 CAP POLYPROP 0.15UF 10% 250VDC 064363
C7 CAP MONO 100PF 100V 10% NPO 061300
C8 CAP MONO 100PF 100V 10% NPO 061300
C9 CAP MONO .01UF 50V 20% X7R 061304
C10 CAP ELECT 47UF 35V 066446
C11 CAP ELECT 47UF 35V 066446
C12 CAP MONO 100PF 100V 10% NPO 061300
C13 CAP MONO 100PF 100V 10% NPO 061300
C14 CAP MONO 100PF 100V 10% NPO 061300
C15 CAP MONO .1uF 50V 20% Z5U 061305
C16 CAP MONO .01UF 50V 20% X7R 061304
C17 CAP MONO .01UF 50V 20% X7R 061304
C18 CAP MONO .01UF 50V 20% X7R 061304
C19 CAP MONO 100PF 100V 10% NPO 061300
C22 CAP ELECT 220UF 25V 066507
C27 CAP MONO 100PF 100V 10% NPO 061300
C28 CAP MONO 100PF 100V 10% NPO 061300
C29 CAP ELECT 47UF 35V 066446
C30 CAP ELECT 47UF 35V 066446
C31 CAP ELECT .47UF 50V 066244
C32 CAP MONO .1uF 50V 20% Z5U 061305
C33 CAP MONO .1uF 50V 20% Z5U 061305
C35 CAP ELECT 10UF 100VDC 066462
C36 CAP ELECT 10UF 100VDC 066462
C37 CAP ELECT 10UF 100VDC 066462
C38 CAP ELECT 10UF 100VDC 066462
C39 CAP ELECT .47UF 50V 066244
C40 CAP ELECT 220UF 50V 20% 066254
C41 CAP ELECT 10UF 100VDC 066462
C44 CAP ELECT 220UF 25V 066507
C47 CAP POLYPROP .047UF 10% 250VDC 064364
C48 CAP POLYPROP .047UF 10% 250VDC 064364
C50 CAP ELECT 10UF 100VDC 066462
C51 CAP ELECT 10UF 100VDC 066462
C200 CAP ELECT 10UF 100VDC 066462
D1 DIODE SILICON 070047
D2 DIODE SILICON 070047
D4 DIODE SILICON 070047
D5 DIODE SILICON 070047
D6 DIODE RECTIFIER 070131
D7 DIODE RECTIFIER 070131
D8 DIODE SILICON 070047
D9 DIODE SILICON 070047
D11 DIODE SILICON 070047
D12 DIODE SILICON 070047
D13 DIODE RECTIFIER 070131
D14 DIODE RECTIFIER 070131
IC1 IC DUAL AMP 133259
IC2 IC DUAL AMP 133259
J1 CONN MALE 9 POS FRICTION LOCK 117244
J2 CONN 4 PIN 117215
J3 CONN HEADER 2 PIN 0.156 117404
J4 CONN HEADER 2 PIN 0.156 117404
J5 BLADE FASTON .110 117712
J6 BLADE FASTON W/FEET 117708
J8 CONN HEADER 2 PIN 0.156 117404
J9 CONN 2 PIN MALE 117213
J10 CONN 2 PIN MALE 117213
K1 RELAY 24VDC 5A 277VAC 087057
K2 RELAY 24VDC 5A 277VAC 087057
L1 CHOKE 0.65UH OUTPUT 122297
L2 CHOKE 0.65UH OUTPUT 122297
LD1 LDR NETWORK 144179
LD2 LDR NETWORK 144179
Q1 TRANSISTOR NPN 132223
R83 RES MF 10K 1% 1/4W 144053
R84 RES MF 47.5K 1% 1/4W 144108
R85 RES MF 1.1K 1% 1/4W 144091
R86 RES MF 4.75K 1% 1/4W 144097
R88 RES MF 12.1K 1% 1/4W 144154
R90 RES MF 1.1K 1% 1/4W 144091
R93 RES MF 4.75K 1% 1/4W 144097
R101 RES MF 953 OHM 1/4W 1% 144473
R103 RES MF 332K 1% 1/4W 144119
R104 RES MF 15K 1% 1/4W 144412
R105 RES MF 6.49K 1% 1/4W 144140
R106 RES MF 475 OHM 1% 1/4W 144086
R109 RES CF 0 OHM 5% 1/4W 141389
R111 RES MET OX 430 OHM 5% .5W 137095
R114 RES CF 10 OHM 5% 1/2W 141165
R119 RES MO 4.7 OHM 1W 5% 144464
R122 RES MF 47.5K 1% 1/4W 144108
R123 RES MF 22.1K 1% 1/4W 144187
R124 RES MF 47.5K 1% 1/4W 144108
4A
4B
4B
3
3A
3B

McIntosh MC207 Specifications

General

Damping factor	140
Amplifier class	-
Frequency range	10 - 100000 Hz
RMS rated power	1400 W
Output impedance	8 Ω
Audio output channels	7.1 channels
Peak power per channel	200 W
Signal-to-Noise Ratio (SNR)	112 dB
Total Harmonic Distortion (THD)	0.000 %
XLR in	Yes
Speakers connectivity type	Binding post
Purpose	Home
Product color	Black
Volume control	Rotary
Connectivity technology	Wired
Maximum current	12 A
AC input voltage	120 V
AC input frequency	50 - 60 Hz

Weight and Dimensions

Depth	533 mm
Width	445 mm
Height	239 mm
Weight	37600 g