McIntosh MC-207-2 Schematic

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POWER AMPLIFIER

SERIAL NO. VQ1001 And Above

CONTENTS

Performance Specifications ........................................ 2

Notes ......................................................................... 2

Rear Panel .................................................................. 3

Section Location ........................................................ 5

Block Diagram ........................................................... 6

Interconnection Diagram ...................................... 7 - 8

Input Schematic and PCB .................................... 9 - 12

Heatsink 1-Channel Schematic and PCB ............ 13 - 18

SERVICE MANUAL

Serial Number VQ1001 And Above

Heatsink 2-Channel Schematic and PCB ............ 21 - 26

Display Schematic and PCB ............................... 29 - 32

Capacitor Schematic and PCB .................................. 33

Power Supply Schematic and PCB..................... 34 - 35

Parts List ............................................................ 36 - 42

Exploded Views and Parts Lists .......................... 43 - 46

Repacking Instruction .............................................. 47

PERFORMANCE SPECIFICATIONS

Power Output

Minimum sine wave continuous average power output per channel, all channels operating is: 200 watts into 4 ohm or 8 ohm load

Rated Power Band

20Hz to 20,000Hz

Total Harmonic Distortion

Maximum Total Harmonic Distortion at any power level from 250 milliwatts to rated power output is: 0.005% for 4 or 8 ohm loads

Dynamic Headroom

1.7dB

Frequency Response

+0, -0.25dB from 20Hz to 20,000Hz +0, -3dB from 10Hz to 100,000Hz

Sensitivity

1.0 Volt Unbalanced with a 4 ohm Loudspeaker

2.0 Volt Balanced with a 4 ohm Loudspeaker

1.4 Volt Unbalanced with a 8 ohm Loudspeaker

2.8 Volt Balanced with a 8 ohm Loudspeaker

A-Weighted Signal To Noise Ratio

89dB (112dB below rated output)

Intermodulation Distortion

Maximum Intermodulation Distortion if instantaneous peak output per channel does not exceed twice the rated output, for any combination of frequencies from 20Hz to 20,000Hz, with all channels operating is: 0.005% for 4 or 8 ohm loads

Input Impedance

20,000 ohms Balanced 10,000 ohms Unbalanced

Wide Band Damping Factor

Greater than 60 at 4 ohms Greater than 140 at 8 ohms

Power Requirements

100 Volts, 50/60Hz at 1440 watts 110 Volts, 50/60Hz at 13.0 amps 120 Volts, 50/60Hz at 12.0 amps 220 Volts, 50/60Hz at 6.0 amps 230 Volts, 50/60Hz at 6.0 amps 240 Volts, 50/60Hz at 6.0 amps

Note: Refer to the rear panel of the MC207 for the correct voltage.

Dimensions

Front Panel: 17-1/2 inches (44.45cm) wide, 9-7/16 inches (23.97cm) high. Depth behind front mounting panel is 18-3/4 inches (47.63cm), including clearance for connectors.

Weight

83 pounds (37.6kg) net, 116 pounds (52.6kg) in shipping carton

1. The heavy lines on the schematic denote the primary signal path.

2. Unless otherwise noted, all voltages indicated on the schematics are measured under the following conditions: a. AC input at 120 volts, 50/60Hz. b. All voltages are +/-10% with respect to ground. A high impedance (10 megaohm) voltmeter must be used.

3. Unless otherwise specified: a. Resistor values are in ohms. b. Capacitor values are microfarads (uF). c. Inductor values are in microhenries (uH).

NOTES

4. On PC board drawings, Square pad indicates: a. Polarized Capacitors - Positive b. Diodes - Cathode c. Others - Pin 1

5. WARNING

Parts marked with the symbol have critical characteristics. Use only replacement parts recommended by the manufacturer.

REAR PANEL

MC207

NOTES

SECTION LOCATIONS

MC207

TOP VIEW

TOP VIEW WITH COVER REMOVED

BLOCK DIAGRAM

MC207

INTERCONNECT

7 8

INPUT 050065

9 10

MC207

INPUT 050065

11 12

A B

HEATSINK 1-CHANNEL 050070

13 14

MC207

A B

HEATSINK 1-CHANNEL DRIVER SECTION 050070

15 16

A B

HEATSINK 1-CHANNEL 050070

* Denotes components on reverse or backside of PC Board.

17 18

NOTES

MC207

19 20

A B C

HEATSINK 2-CHANNEL 050064

21 22

MC207

A B C

HEATSINK 2-CHANNEL DRIVER SECTION 050064

23 2524

A B C

DISPLAY ILLUMINATION SECTION 050066HEATSINK 2-CHANNEL 050064

A B

* Denotes components on reverse or backside of PC Board.

26 2827

MC207

DISPLAY METER SECTION 050066

DISPLAY POWER GUARD SECTION 050066

29 30

DISPLAY 050066

* Denotes components on reverse or backside of PC Board.

31 32

MC207

CAPACITOR 050063

* Denotes components on reverse or backside of PC Board.

POWER SUPPLY 050062

MC207

POWER SUPPLY 050062

PARTS LIST

Ref No. Description

INTERCONNECT

C1 ASSEMBLY CAPACITOR 052005 C2 ASSEMBLY CAPACITOR 052005 D1 DIODE BRID RECT 070139 M1 METER MC207 124089 M2 METER MC207 124089 M3 METER MC207 124089 RT1 ASSEMBLY THERMISTOR 052017 RT2 ASSEMBLY THERMISTOR 052017 S1 SWITCH POWER 146243 S2 SWITCH POWER 146243 T1 POTTED TRANSFORMER POWER 050061 TB1 TERMINAL BLOCK AC 074091 TB2 POST BINDING DUAL 084124 TB3 POST BINDING DUAL 084124 TB4 POST BINDING DUAL 084124 TB5 POST BINDING DUAL 084124 TB6 POST BINDING DUAL 084124 TB7 POST BINDING DUAL 084124 TB8 POST BINDING DUAL 084124

050065 INPUT PCB

C1 CAP ELECT 10UF 16V 4X5 CASE 066382 C2 CAP ELECT 10UF 16V 4X5 CASE 066382 C3 CAP MONO 47PF 200V 10% NPO 061299 C4 CAP MONO 47PF 200V 10% NPO 061299 C5 CAP ELECT 10UF 16V 4X5 CASE 066382 C6 CAP ELECT 10UF 16V 4X5 CASE 066382 C7 CAP MONO .1uF 50V 20% Z5U 061305 C8 CAP MONO .1uF 50V 20% Z5U 061305 C9 CAP MONO 22PF 200V 10% NPO 061298 C10 CAP MONO 22PF 200V 10% NPO 061298 C11 CAP MONO 47PF 200V 10% NPO 061299 C12 CAP ELECT 10UF 50V 066445 C13 CAP MONO 47PF 200V 10% NPO 061299 C14 CAP ELECT 10UF 50V 066445 C15 CAP ELECT 10UF 16V 4X5 CASE 066382 C16 CAP ELECT 10UF 16V 4X5 CASE 066382 C17 CAP MONO 47PF 200V 10% NPO 061299 C18 CAP ELECT 10UF 16V 4X5 CASE 066382 C19 CAP MONO 47PF 200V 10% NPO 061299 C20 CAP MONO .1uF 50V 20% Z5U 061305 C21 CAP MONO .1uF 50V 20% Z5U 061305 C22 CAP ELECT 10UF 16V 4X5 CASE 066382 C23 CAP MONO 22PF 200V 10% NPO 061298 C24 CAP MONO .1uF 50V 20% Z5U 061305 C25 CAP MONO .1uF 50V 20% Z5U 061305 C26 CAP MONO 47PF 200V 10% NPO 061299 C27 CAP MONO 22PF 200V 10% NPO 061298 C28 CAP MONO 47PF 200V 10% NPO 061299 C29 CAP ELECT 10UF 16V 4X5 CASE 066382 C30 CAP MONO 47PF 200V 10% NPO 061299 C31 CAP ELECT 10UF 16V 4X5 CASE 066382 C32 CAP MONO 22PF 200V 10% NPO 061298 C33 CAP MONO 47PF 200V 10% NPO 061299 C34 CAP ELECT 10UF 16V 4X5 CASE 066382 C35 CAP MONO 47PF 200V 10% NPO 061299 C36 CAP ELECT 10UF 16V 4X5 CASE 066382 C38 CAP MONO 22PF 200V 10% NPO 061298 C39 CAP MONO .1uF 50V 20% Z5U 061305 C40 CAP MONO .1uF 50V 20% Z5U 061305 C41 CAP MONO 47PF 200V 10% NPO 061299

Part No.

C43 CAP ELECT 10UF 16V 4X5 CASE 066382 C44 CAP MONO 47PF 200V 10% NPO 061299 C45 CAP ELECT 10UF 16V 4X5 CASE 066382 C46 CAP MONO 22PF 200V 10% NPO 061298 C47 CAP MONO 22PF 200V 10% NPO 061298 J1 CONN MALE 9 POS FRICTION LOCK 117244 J2 JACK RCA BLK 117847 J3 JACK RCA 1X2 BLK/BLK 14MM 117848 J4 CONN 4 PIN 117215 J5 CONN 4 PIN 117215 J6 RECEPTACLE XLR FEMALE 117685 J7 RECEPTACLE XLR FEMALE 117685 J8 JACK RCA 1X2 BLK/BLK 14MM 117848 J9 CONN 4 PIN 117215 J10 CONN D 25-PIN 117501 J11 CONN 4 PIN 117215 J12 RECEPTACLE XLR FEMALE 117685 J13 RECEPTACLE XLR FEMALE 117685 J14 RECEPTACLE XLR FEMALE 117685 J16 JACK RCA 1X2 BLK/BLK 14MM 117848 J17 CONN 4 PIN 117215 J18 RECEPTACLE XLR FEMALE 117685 J19 JACK HEADPHONE DUAL BLACK 1/8117825 J20 RECEPTACLE XLR FEMALE 117685 R1 RES MF 1K 1% 1/4W 144090 R2 RES MF 1K 1% 1/4W 144090 R3 RES MF 20K 1% 1/4W 144104 R4 RES MF 221 OHM 1% 1/4W 144172 R5 RES MF 20K 1% 1/4W 144104 R6 RES MF 221 OHM 1% 1/4W 144172 R7 RES MF 100K 1% 1/4W 144113 R8 RES MF 100K 1% 1/4W 144113 R9 RES MF 20K 1% 1/4W 144104 R10 RES MF 20K 1% 1/4W 144104 R11 RES MF 10K 1% 1/4W 144053 R12 RES MF 10K 1% 1/4W 144053 R13 RES MF 10 OHM 1% 1/4W 144157 R14 RES MF 10K 1% 1/4W 144053 R16 RES MF 100K 1% 1/4W 144113 R17 RES MF 10K 1% 1/4W 144053 R18 RES MF 100K 1% 1/4W 144113 R19 RES MF 10 OHM 1% 1/4W 144157 R20 RES MF 1K 1% 1/4W 144090 R21 RES MF 20K 1% 1/4W 144104 R22 RES MF 221 OHM 1% 1/4W 144172 R23 RES MF 1K 1% 1/4W 144090 R24 RES MF 100K 1% 1/4W 144113 R25 RES MF 20K 1% 1/4W 144104 R26 RES MF 20K 1% 1/4W 144104 R27 RES MF 221 OHM 1% 1/4W 144172 R28 RES MF 100K 1% 1/4W 144113 R29 RES MF 10K 1% 1/4W 144053 R30 RES MF 20K 1% 1/4W 144104 R31 RES MF 10K 1% 1/4W 144053 R33 RES MF 100K 1% 1/4W 144113 R34 RES MF 10K 1% 1/4W 144053 R35 RES MF 10K 1% 1/4W 144053 R37 RES MF 100K 1% 1/4W 144113 R38 RES MF 1K 1% 1/4W 144090 R39 RES MF 20K 1% 1/4W 144104 R40 RES MF 221 OHM 1% 1/4W 144172 R41 RES MF 100K 1% 1/4W 144113

PARTS LIST con’t

MC207

R42 RES MF 20K 1% 1/4W 144104 R43 RES MF 10K 1% 1/4W 144053 R44 RES MF 10K 1% 1/4W 144053 R45 RES MF 100K 1% 1/4W 144113 R46 RES MF 100 OHM 1% 1/4W 144196 R47 RES MF 1K 1% 1/4W 144090 R48 RES MF 20K 1% 1/4W 144104 R49 RES MF 221 OHM 1% 1/4W 144172 R50 RES MF 100K 1% 1/4W 144113 R51 RES MF 20K 1% 1/4W 144104 R55 RES MF 10K 1% 1/4W 144053 R56 RES MF 10K 1% 1/4W 144053 R58 RES MF 100K 1% 1/4W 144113 R59 RES MF 1K 1% 1/4W 144090 R60 RES MF 20K 1% 1/4W 144104 R61 RES MF 221 OHM 1% 1/4W 144172 R62 RES MF 100K 1% 1/4W 144113 R63 RES MF 20K 1% 1/4W 144104 R64 RES MF 100 OHM 1% 1/4W 144196 R65 RES MF 10K 1% 1/4W 144053 R66 RES MF 10K 1% 1/4W 144053 R68 RES MF 100K 1% 1/4W 144113 S1 SWITCH SLIDE 148059 SP1 BRACKET PCB CARD MOUNTING 003611 U1 IC DUAL OPERATIONAL AMPLIFIER 133260 U2 IC DUAL OPERATIONAL AMPLIFIER 133260 U3 IC DUAL OPERATIONAL AMPLIFIER 133260 U4 IC DUAL OPERATIONAL AMPLIFIER 133260

050070 HEA TSINK 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 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 132297 Q9 TRANSISTOR NPN POWER 132296 Q10 TRANSISTOR PNP POWER 132297 Q11 TRANSISTOR NPN POWER 132296 Q20 TRANSISTOR NPN POWER 132296 Q22 TRANSISTOR PNP POWER 132297 Q23 TRANSISTOR NPN POWER 132296 Q25 TRANSISTOR PNP POWER 132297 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 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

PARTS LIST con’t

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 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 RT1 SENSOR THERMAL 144249 RT2 SENSOR THERMAL 144249

4A 4B

050064 HEA TSINK 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

PARTS LIST con’t

MC207

LD1 LDR NETWORK 144179 LD2 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 132297 Q9 TRANSISTOR NPN POWER 132296 Q10 TRANSISTOR PNP POWER 132297 Q11 TRANSISTOR NPN POWER 132296 Q12 TRANSISTOR NPN 132223 Q13 TRANSISTOR PNP 132224 Q14 TRANSISTOR NPN 132223 Q15 TRANSISTOR PNP 132286 Q16 TRANSISTOR NPN 132285 Q17 TRANSISTOR PNP 132267 Q18 TRANSISTOR NPN 132268 Q19 TRANSISTOR NPN POWER 132296 Q20 TRANSISTOR NPN POWER 132296 Q21 TRANSISTOR PNP POWER 132297 Q22 TRANSISTOR PNP POWER 132297 Q23 TRANSISTOR NPN POWER 132296 Q24 TRANSISTOR NPN POWER 132296 Q25 TRANSISTOR PNP POWER 132297 Q26 TRANSISTOR PNP POWER 132297 Q27 TRANSISTOR PNP 132224 Q28 TRANSISTOR SI NPN 25V 132254 Q29 TRANSISTOR PNP POWER 132255 Q30 TRANSISTOR SI NPN 25V 132254 Q31 TRANSISTOR NPN 132223 Q32 TRANSISTOR NPN 132223 Q33 TRANSISTOR PNP POWER 132255 Q34 TRANSISTOR NPN 132223 Q35 TRANSISTOR NPN 132223 Q36 TRANSISTOR NPN 132285 Q37 TRANSISTOR NPN 132285 Q38 TRANSISTOR PNP POWER 132255 Q39 TRANSISTOR PNP 132286 Q40 TRANSISTOR PNP 132224 Q41 TRANSISTOR PNP 132224 Q42 TRANSISTOR NPN 132223 Q43 TRANSISTOR PNP 132224 Q44 TRANSISTOR PNP POWER 132255 Q45 TRANSISTOR PNP POWER 132255 Q46 TRANSISTOR PNP 132224 Q47 TRANSISTOR SI NPN 25V 132254 Q48 TRANSISTOR PNP 132286 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 Q57 TRANSISTOR SI NPN 25V 132254 Q58 TRANSISTOR NPN 132223 Q59 TRANSISTOR NPN 132223 Q60 TRANSISTOR SI NPN 25V 132254 Q61 TRANSISTOR SI NPN 25V 132254

Q62 TRANSISTOR PNP 132224 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 R18 RES MET OX 47 OHM 5% .5W 137096 R19 RES MET OX 1.8k 5% .5W 137094 R20 RES MF 332 OHM 1% 1/4W 144446 R21 RES MF 22.1K 1% 1/4W 144187 R22 RES MET OX 680 OHM 5% .5W 137093 R23 RES MET OX 430 OHM 5% .5W 137095 R24 RES MET OX 680 OHM 5% .5W 137093 R25 RES MF 22.1K 1% 1/4W 144187 R26 RES MET OX 1.8k 5% .5W 137094 R27 RES MF 332 OHM 1% 1/4W 144446 R28 POT TRIM 200 OHM 20% HORIZ AD 134390 R29 RES MF 475K 1% 1/4W 144364 R30 RES MF 475K 1% 1/4W 144364 R31 RES MF 5.11K 1% 1/4W 144083 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 R35 RES MF 47.5K 1% 1/4W 144108 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 R40 RES WW DUAL .47 OHM 5% 3W 139244 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 R44 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 R47 RES MF 4.75K 1% 1/4W 144097 R48 RES MF 100 OHM 1% 1/4W 144196 R49 RES MF 1.1K 1% 1/4W 144091 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

PARTS LIST con’t

R61 RES MF 100 OHM 1% 1/4W 144196 R62 RES MF 22.1K 1% 1/4W 144187 R63 RES FP 22 OHM 1/4W 5% 137033 R64 RES MF 10K 1% 1/4W 144053 R65 RES MF 681K 1% 1/4W 144443 R66 RES MF 681K 1% 1/4W 144443 R67 RES MF 100 OHM 1% 1/4W 144196 R68 RES MF 475K 1% 1/4W 144364 R69 RES MF 22.1K 1% 1/4W 144187 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 R73 RES MF 100 OHM 1% 1/4W 144196 R74 RES MF 100 OHM 1% 1/4W 144196 R75 RES MF 267K 1% 1/4W 144118 R76 RES MF 221 OHM 1% 1/4W 144172 R77 RES MF 1M 1/4W 144269 R78 RES MF 100 OHM 1% 1/4W 144196 R79 RES CF 10 OHM 5% 1/2W 141165 R80 RES CF 10 OHM 5% 1/2W 141165 R81 RES MF 100 OHM 1% 1/4W 144196 R82 RES MF 1M 1/4W 144269 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 R87 RES MF 14.7K 1% 1/4W 144149 R88 RES MF 12.1K 1% 1/4W 144154 R89 RES MF 953 OHM 1/4W 1% 144473 R90 RES MF 1.1K 1% 1/4W 144091 R91 RES MF 681K 1% 1/4W 144443 R92 RES MF 866 OHM 1% 1/4W 144028 R93 RES MF 4.75K 1% 1/4W 144097 R94 RES MF 47.5K 1% 1/4W 144108 R95 RES MF 1.1K 1% 1/4W 144091 R96 RES MF 3.32K 1% 1/4W 144095 R97 RES 511 OHM 1% 1/4W 144123 R98 RES MF 3.32K 1% 1/4W 144095 R99 RES MF 221 OHM 1% 1/4W 144172 R100 RES MF 1.1K 1% 1/4W 144091 R101 RES MF 953 OHM 1/4W 1% 144473 R102 RES MF 332K 1% 1/4W 144119 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 R107 RES MF 475 OHM 1% 1/4W 144086 R108 RES MF 6.49K 1% 1/4W 144140 R109 RES CF 0 OHM 5% 1/4W 141389 R110 RES MET OX 430 OHM 5% .5W 137095 R111 RES MET OX 430 OHM 5% .5W 137095 R112 RES MF 1M 1/4W 144269 R113 RES CF 10 OHM 5% 1/2W 141165 R114 RES CF 10 OHM 5% 1/2W 141165 R115 RES MF 1M 1/4W 144269 R119 RES MO 4.7 OHM 1W 5% 144464 R120 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 RT1 SENSOR THERMAL 144249 RT2 SENSOR THERMAL 144249

050066 DISPLA Y PCB

C1 CAP ELECT 10UF 50V 066445 C2 CAP MPF 0.47UF 5% 50/63VDC 064333 C3 CAP MONO .1uF 50V 20% Z5U 061305 C4 CAP MONO .1uF 50V 20% Z5U 061305 C5 CAP MPF 0.1UF 5% 63VDC 064325 C6 CAP ELECT 10UF 50V 066445 C7 CAP MPF 0.47UF 5% 50/63VDC 064333 C8 CAP MONO .1uF 50V 20% Z5U 061305 C9 CAP MONO .1uF 50V 20% Z5U 061305 C10 CAP MPF 0.1UF 5% 63VDC 064325 C11 CAP ELECT 10UF 50V 066445 C12 CAP MPF 0.47UF 5% 50/63VDC 064333 C13 CAP MONO .1uF 50V 20% Z5U 061305 C14 CAP ELECT 100UF 16V OR 25V 066447 C15 CAP MPF 0.1UF 5% 63VDC 064325 C16 CAP MONO .1uF 50V 20% Z5U 061305 D1 DIODE SILICON 070047 D2 DIODE SILICON 070047 D3 DIODE SILICON 070047 D4 DIODE SILICON 070047 D5 DIODE SILICON 070047 D6 DIODE SILICON 070047 D7 DIODE SILICON 070047 D8 DIODE SILICON 070047 D9 DIODE SILICON 070047 D10 DIODE SILICON 070047 D11 DIODE SILICON 070047 D12 DIODE SILICON 070047 D13 DIODE SILICON 070047 D14 DIODE SILICON 070047 D15 DIODE SILICON 070047 D16 DIODE SILICON 070047 D17 DIODE SILICON 070047 D18 DIODE SILICON 070047 D19 DIODE SILICON 070047 D20 DIODE SILICON 070047 D21 DIODE SILICON 070047 D22 DIODE SILICON 070047 D23 DIODE SILICON 070047 D24 DIODE SILICON 070047 D25 DIODE SILICON 070047 D26 DIODE SILICON 070047 D27 DIODE SILICON 070047 D28 DIODE SILICON 070047 D29 DIODE SILICON 070047 D30 DIODE SILICON 070047 DS1 LED BLUE 5MM HI-INTENSITY 058166 DS2 LED BLUE 5MM HI-INTENSITY 058166 DS3 LED GREEN 5MM HI-INTENSITY 058165 DS4 LED GREEN 5MM HI-INTENSITY 058165 DS5 LED RED HIGH EFFICIENCY 058148 DS6 LED BLUE 5MM HI-INTENSITY 058166 DS7 LED BLUE 5MM HI-INTENSITY 058166 DS8 LED GREEN 5MM HI-INTENSITY 058165 DS9 LED GREEN 5MM HI-INTENSITY 058165 DS10 LED BLUE 5MM HI-INTENSITY 058166 DS11 LED BLUE 5MM HI-INTENSITY 058166 DS12 LED GREEN 5MM HI-INTENSITY 058165 DS13 LED GREEN 5MM HI-INTENSITY 058165 DS14 LED GREEN 5MM HI-INTENSITY 058165 DS15 LED GREEN 5MM HI-INTENSITY 058165 DS16 LED GREEN 5MM HI-INTENSITY 058165

PARTS LIST con’t

MC207

DS17 LED AMBER 058133 DS18 LED AMBER 058133 DS19 LED AMBER 058133 DS20 LED AMBER 058133 DS21 LED AMBER 058133 DS22 LED AMBER 058133 DS23 LED AMBER 058133 J1 CONN MALE 9 POS FRICTION LOCK 117244 J2 CONN MALE 9 POS FRICTION LOCK 117244 J3 CONN MALE 9 POS FRICTION LOCK 117244 J4 CONN MALE 9 POS FRICTION LOCK 117244 J5 CONN MALE 9 POS FRICTION LOCK 117244 J6 CONN MALE 9 POS FRICTION LOCK 117244 J7 CONN 3 POS MALE MTS100 NORM 117214 J8 CONN 4 PIN 117215 J9 CONN MALE 9 POS FRICTION LOCK 117244 J10 CONN 2 PIN MALE 117213 J11 CONN 2 PIN MALE 117213 J12 CONN 2 PIN MALE 117213 Q1 TRANSISTOR PNP 132224 Q2 TRANSISTOR PNP 132224 Q3 TRANSISTOR NPN 132223 Q4 TRANSISTOR PNP 132224 Q5 TRANSISTOR NPN 132223 Q6 TRANSISTOR PNP 132224 Q7 TRANSISTOR PNP 132224 Q8 TRANSISTOR PNP 132224 Q9 TRANSISTOR PNP 132224 Q10 TRANSISTOR PNP 132224 Q11 TRANSISTOR PNP 132224 Q12 TRANSISTOR PNP 132224 Q13 TRANSISTOR PNP 132224 Q14 TRANSISTOR PNP 132224 Q15 TRANSISTOR PNP 132224 Q16 TRANSISTOR PNP 132224 Q17 TRANSISTOR PNP 132224 Q18 TRANSISTOR PNP 132224 Q19 TRANSISTOR PNP 132224 Q20 TRANSISTOR NPN 132223 Q21 TRANSISTOR NPN 132223 Q22 TRANSISTOR NPN 132223 Q23 TRANSISTOR NPN 132223 Q24 TRANSISTOR NPN 132223 Q25 TRANSISTOR NPN 132223 Q26 TRANSISTOR NPN 132223 Q27 TRANSISTOR NPN 132223 Q28 TRANSISTOR NPN 132223 Q29 TRANSISTOR NPN 132223 Q30 TRANSISTOR NPN 132223 Q31 TRANSISTOR NPN 132223 Q32 TRANSISTOR NPN 132223 Q33 TRANSISTOR NPN 132223 Q34 TRANSISTOR NPN 132223 Q35 TRANSISTOR PNP 132224 Q36 TRANSISTOR PNP 132224 R1 RES MF 5.62K OHM 1% 1/4W 144447 R2 RES MF 15K 1% 1/4W 144412 R3 RES MF 100K 1% 1/4W 144113 R4 RES MF 22.1K 1% 1/4W 144187 R5 RES MF 10K 1% 1/4W 144053 R6 RES MF 100K 1% 1/4W 144113 R7 RES MF 5.62K OHM 1% 1/4W 144447 R8 POT TRIM 500 OHM 20% HORIZ ADJ 134410

R9 RES MF 221 OHM 1% 1/4W 144172 R10 RES MF 1.5K 1% 1/4W 144128 R11 POT TRIM 500 OHM 20% HORIZ ADJ 134410 R12 RES MF 221 OHM 1% 1/4W 144172 R13 RES MF 5.62K OHM 1% 1/4W 144447 R14 POT TRIM 500 OHM 20% HORIZ ADJ 134410 R15 RES MF 221 OHM 1% 1/4W 144172 R16 POT TRIM 500 OHM 20% HORIZ ADJ 134410 R17 RES MF 221 OHM 1% 1/4W 144172 R18 POT TRIM 500 OHM 20% HORIZ ADJ 134410 R19 RES MF 221 OHM 1% 1/4W 144172 R20 POT TRIM 500 OHM 20% HORIZ ADJ 134410 R21 RES MF 221 OHM 1% 1/4W 144172 R22 RES MF 27.4K 1% 1/4W 144141 R23 RES MF 365 OHM 1% 1/4W 144071 R24 RES MF 1K 1% 1/4W 144090 R25 RES MF 5.62K OHM 1% 1/4W 144447 R26 RES MF 681 OHM 1% 1/4W 144195 R27 RES MF 681 OHM 1% 1/4W 144195 R28 RES MF 681 OHM 1% 1/4W 144195 R29 RES MF 681 OHM 1% 1/4W 144195 R30 RES MF 1M 1/4W 144269 R31 RES MF 1M 1/4W 144269 R32 RES MF 1M 1/4W 144269 R33 RES MF 1M 1/4W 144269 R34 RES MF 187K 1% 1/4W 144406 R35 RES MF 187K 1% 1/4W 144406 R36 RES MF 187K 1% 1/4W 144406 R37 RES MF 187K 1% 1/4W 144406 R38 RES MF 681 OHM 1% 1/4W 144195 R39 RES MF 681 OHM 1% 1/4W 144195 R40 RES MF 681 OHM 1% 1/4W 144195 R41 RES MF 1M 1/4W 144269 R42 RES MF 10K 1% 1/4W 144053 R43 RES MF 121K 1% 1/4W 144418 R44 RES MF 187K 1% 1/4W 144406 R45 RES MF 187K 1% 1/4W 144406 R46 RES MF 187K 1% 1/4W 144406 R47 RES MF 68.1K 1% 1/4W 144081 R48 RES MF 10M 1% 1/4W 144264 R49 RES MF 27.4K 1% 1/4W 144141 R50 RES MF 2.67K 1% 1/4W 144121 R51 RES MF 10.2K 1% 1/4W 144130 R52 RES MF 5.62K OHM 1% 1/4W 144447 R53 RES MF 221 OHM 1% 1/4W 144172 R54 RES MF 4.75M 1/4W 1% 144379 R55 RES MF 121K 1% 1/4W 144418 R56 POT TRIM 100K OHM 20% 134383 R57 RES MF 1.21K 1% 1/4W 144191 R58 RES MF 68.1K 1% 1/4W 144081 R59 RES MF 10M 1% 1/4W 144264 R60 RES MF 27.4K 1% 1/4W 144141 R61 RES MF 2.67K 1% 1/4W 144121 R62 RES MF 10.2K 1% 1/4W 144130 R63 RES MF 5.62K OHM 1% 1/4W 144447 R64 RES MF 221 OHM 1% 1/4W 144172 R65 RES MF 4.75M 1/4W 1% 144379 R66 RES MF 121K 1% 1/4W 144418 R67 POT TRIM 100K OHM 20% 134383 R68 RES MF 1.21K 1% 1/4W 144191 R69 RES MF 68.1K 1% 1/4W 144081 R70 RES MF 10M 1% 1/4W 144264 R71 RES MF 27.4K 1% 1/4W 144141

PARTS LIST con’t

R72 RES MF 2.67K 1% 1/4W 144121 R73 RES MF 10.2K 1% 1/4W 144130 R74 RES MF 5.62K OHM 1% 1/4W 144447 R75 RES MF 221 OHM 1% 1/4W 144172 R76 RES MF 20 OHM 1/4W 144174 R77 RES MF 4.75M 1/4W 1% 144379 R78 RES MF 121K 1% 1/4W 144418 R79 POT TRIM 100K OHM 20% 134383 R80 RES MF 1.21K 1% 1/4W 144191 R81 RES MF 121K 1% 1/4W 144418 R82 RES MF 10K 1% 1/4W 144053 R83 RES MF 121K 1% 1/4W 144418 R84 RES MF 47.5K 1% 1/4W 144108 R85 RES MF 10K 1% 1/4W 144053 R86 RES MF 47.5K 1% 1/4W 144108 R87 RES MF 47.5K 1% 1/4W 144108 R88 RES MF 187K 1% 1/4W 144406 R89 RES MF 187K 1% 1/4W 144406 R90 RES MF 15K 1% 1/4W 144412 R91 RES MF 15K 1% 1/4W 144412 R92 RES MF 15K 1% 1/4W 144412 R93 RES MF 15K 1% 1/4W 144412 R94 RES MF 15K 1% 1/4W 144412 R95 RES MF 15K 1% 1/4W 144412 U1 IC HEX SCHMITT INVERTER 133526

U2 IC AND 3 INPUT X 3 133185 U3 IC DUAL OPERATIONAL AMPLIFIER 133260 U4 IC QUAD ANALOG SW 133117 U5 IC DUAL OPERATIONAL AMPLIFIER 133260 U6 IC DUAL OPERATIONAL AMPLIFIER 133260

050063 CAPACIT OR PCB

C1 CAP ELECT 67000UF 100V 066543 C2 CAP ELECT 67000UF 100V 066543 J1 BLADE FASTON W/FEET 117708 J2 BLADE FASTON W/FEET 117708 J3 BLADE FASTON W/FEET 117708 J4 BLADE FASTON W/FEET 117708 J5 CONN HEADER 2 PIN 0.156 117404 J6 CONN HEADER 2 PIN 0.156 117404 J7 CONN HEADER 2 PIN 0.156 117404 J8 CONN HEADER 2 PIN 0.156 117404 J9 CONN HEADER 2 PIN 0.156 117404 J10 BLADE FASTON W/FEET 117708 J11 BLADE FASTON W/FEET 117708

D5 DIODE RECTIFIER 070131 D6 DIODE ZENER 6.2V 5% 500MW 070085 D7 DIODE SILICON 070047 F1 FUSE 3.15A SLO-BLO 5X20 IEC 089098 IC1 IC REGULATOR +5 VOLT 133093 J1 BLADE FASTON W/FEET 117708 J2 BLADE FASTON W/FEET 117708 J3 CONN MALE 9 POS FRICTION LOCK 117244 J4 BLADE FASTON W/FEET 117708 J5 CONN MALE 7 PIN 117217 J6 CONN 4 PIN 117215 J7 BLADE FASTON W/FEET 117708 J8 BLADE FASTON W/FEET 117708 J11 BLADE FASTON W/FEET 117708 J12 BLADE FASTON W/FEET 117708 K1 RELAY 48VDC 087049 Q1 TRANSISTOR NPN 132223 Q2 TRIAC OPTOCOUPLER 131024 Q3 OPTOCOUPLER OPTICAL SCR 131025 Q4 OPTOCOUPLER OPTICAL SCR 131025 Q5 SCR REV BLOCKING THYRISTOR 131026 Q6 SCR REV BLOCKING THYRISTOR 131026 Q7 SCR REV BLOCKING THYRISTOR 131026 Q8 SCR REV BLOCKING THYRISTOR 131026 Q9 OPTOCOUPLER OPTICAL SCR 131025 Q10 OPTOCOUPLER OPTICAL SCR 131025 Q11 TRANSISTOR NPN 132223 R1 RES WW 1K 5W 10% 139121 R2 RES MF 332K 1% 1/4W 144119 R3 RES MF 33.2K 1% 1/4W 144015 R4 RES MF 33.2K 1% 1/4W 144015 R5 RES MF 22.1K 1% 1/4W 144187 R6 RES MF 1.1K 1% 1/4W 144091 R7 RES MET OX 47 OHM 5% .5W 137096 R8 RES MET OX 47 OHM 5% .5W 137096 R9 RES MET OX 47 OHM 5% .5W 137096 R10 RES MET OX 47 OHM 5% .5W 137096 R11 RES MF 475 OHM 1% 1/4W 144086 R12 RES MF 20K 1% 1/4W 144104 U1 IC REGULATOR +12 VOLT 133119 U2 IC REGULATOR -12V 1A 133138

050062 POWER SUPPL Y PCB

C1 CAP ELECT 3300UF 35V 066509 C2 CAP ELECT 100UF 25V 066447 C3 CAP MONO .1uF 50V 20% Z5U 061305 C4 CAP MONO .1uF 50V 20% Z5U 061305 C5 CAP ELECT 3300UF 35V 066509 C6 CAP MONO .1uF 50V 20% Z5U 061305 C7 CAP ELECT 100UF 25V 066447 C8 CAP ELECT 10UF 50V 066445 C9 CAP ELECT 10UF 50V 066445 C10 CAP ELECT 22UF 100V 066506 D1 DIODE RECTIFIER 070131 D2 DIODE RECTIFIER 070131 D3 DIODE ZENER 6.2V 5% 500MW 070085 D4 DIODE RECTIFIER 070131

MC207 EXPLODED VIEW

MC207

43 44

MC207 EXPLODED VIEW and PARTS LIST

Ref No. Description

Part No.

1 016507 GLASS 2 094360 TAPE FOAM 1/2 X 1/2 3 004939 BRACKET EXTRUSION 4 018615 END CAP 9” 5 101042 SCREW TS 4-40 X 1/2 SLOT FILL 6 094016 TAPE FOAM 1/4 X 1/8 7 098113 CORD DIAL .027 BLACK BRAID SILK 8 018706 EXTRUSION BOTTOM 9 100149 SCREW MACH 6-32 X 1/4 FL U/H ST 10 101232 SCREW 6-32 X 1/4 PH FLAT 11 018619 EXTRUSION TOP 12 104164 WASHER BLK FELT 1 X 1/4 X 1/16 13 049321 ASSY KNOB 14 092413 ACETATE FILTER BLUE DISPLAY 15 005407 SUBPANEL 16 017901 LOGO PUSHBUTTON BACKLIGHT 17 017921 LOGO/SELECTOR BACKLIGHT 18 094429 FOAM TAPE WHITE 1/32” THK 19 146243 SWITCH POWER 20 021159 BUSHING SWITCH 21 104014 WASHER INT STAR 3/8 X .507 X .002 22 124089 METER MC207 23 017922 METER BACKLIGHT 24 005411 METER PLATE 25 102001 NUT KEP 4-40 CADMIUM PLATE 26 050066 ASSY METER/DISPLAY PCB 27 112038 SPACER STEEL 4 X 3/8L NCKL PLT 28 112060 SPACER 4 X 5/16 STEEL 29 005404 DUST COVER 30 100287 SCREW MACH 8-32 X 3/8 PH TRUSS HD 31 126999 DECAL DUST COVER 32 005408 CHASSIS 33 101054 SCREW TAPTITE 6-32 X 1/4 PH PN BLK 34 078024 GROMMET RUBBER 1” ID 35 078040 GROMMET 3/4” X 1” 36 017956 TRANSFORMER SHIELD 37 050061 POTTED TRANSFORMER POWER 38 166001 DECAL POWER TRANSFORMER 39 050090 CAN POTTED CAPACITOR 40 166002 DECAL CAPACITOR COVER 41 094450 SOUND DAMPING PAD MC207 42 050063 ASSY CAPACITOR PCB 43 005413 CAPACITOR CLAMP 44 102045 NUT KEP 6-32 X 1/2 PH PN 45 100118 SCREW MACH 6-32 X 1/2 PH PN 46 018750 HEATSINK 47 084183 ISOSTRATE 48 050064 ASSY HEATSINK PCB 2 CH 49 101059 SCREW SM 6 X 5/8 PH PN TYPE A 50 112087 SPACER PCB 1/4”

51 114118 TRANSISTOR CLIP 218 52 114119 TRANSISTOR CLIP 214 53 005007 ASSY HEATSINK PCB 1 CH 54 005439 COVER HEATSINK CH 5-6 55 005406 HEATSINK COVER CENTER 56 005405 COVER HEATSINK CH 1-3 57 084124 POST BINDING DUAL 58 005419 OUTPUT PLATE TRIPLE 59 005418 OUTPUT PLATE SINGLE 60 104130 WASHER LOCK #10 SPLIT PHOS/BRNZ 61 104148 WASHER FLAT BRASS 62 110009 NUT M5 X 0.8 BRASS W/GOLD PLATE 63 074091 TERMINAL BLOCK AC 64 005435 TERMINAL BRACKET 65 104001 WASHER FLAT STEEL 4 X 9/32 X .025 66 104142 WASHER LOCK 2.5mm INT STAR ZINC 67 102022 NUT MACH 4-40 X 3/16 X 1/16 68 114072 RIVET PLASTIC 69 005434 TRANSFORMER BRACKET 70 102003 NUT MACH 6-32 W/LOCK 71 094255 CABLE TIE PANDUIT PLT1M-M 72 017452 KLIP WIRE 73 021094 SPACER 4 X 1/4 74 104014 3/8 INT STAR WASHER 75 084209 THERMSTRATE MC207 76 102020 NUT MACH 6-32 SELF LOCK 77 050062 ASSY POWER SUPPLY PCB 78 018751 SUB HEATSINK 79 114141 CLIP RIGHT ANGLE 80 100250 SCREW MACH SEMS 6-32 X 1/4 PH PN 81 084208 ISOSTRATE POWER SUPPLY 82 005410 CHASSIS SUPPORT REAR 83 070139 DIODE BRIDGE RECTIFIER 84 084207 THERMAL PAD 1.25 X 1.25 ALUMINUM 85 102006 NUT MACH 10-32 W/LOCK 86 005401 HEATSINK VENT 87 101176 SCREW TC 6-32 X 1/2 PH PN TYPE F 88 005065 ASSY INPUT PCB 89 088023 CIRCUIT BREAKER 10A 240VAC 90 117487 RECEPTACLE AC LINE 91 100250 SCREW MACH SEMS 6-32 X 1/4 PH PN 92 101197 SCREW HI-LO 4-24 X 3/8 PH RD BLK 93 112015 STANDOFF 94 104004 WASHER LOCK 5 X .255 INT STAR 95 005400 BOTTOM COVER 96 017937 FOOT 97 100159 SCREW MACH 10-32 X 3/4 PH PN 98 101078 ST 8-32 X 5/16 PH PN 99 100173 MS 8-32 X 1/4 PH PN

45 46

REPACKING INSTRUCTION

MC207

POWER AMPLIFIER

SERVICE MANUAL

SERIAL NO. VQ1001 And Above

The continuous improvement of its products is the policy of McIntosh Laboratory Incorporated, who reserve the right to improve design without notice. Because of the constant upgrading of McIntosh products’ circuitry and components, the Company cannot insure, and does not warrant, the

notice. Because of the constant upgrading of McIntosh products’ circuitry and components, the Company cannot insure, and does not warrant, the accuracy of the within schematic material, which is intended for information only.

McINTOSH LABORATORY, INC., 2 CHAMBERS STREET, BINGHAMTON, NEW YORK 13903 Printed in U.S.A. Part Number 040929

McIntosh MC-207-2 Schematic

Specifications and Main Features

Frequently Asked Questions

User Manual