Service Manuals, User Guides, Schematic Diagrams or docs for : . Rare and Ancient Equipment Mc INTOSH Audio C45 hfe_mcintosh_c45_service_xf1001_on
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AUDIO
CONTROL CENTER
SERIAL NO. XF1001 And Above
CONTENTS
Performance Specifications ................................... 2 - 3 Data Schematic and PCB ................................... 39 - 40
Rear View and Section Location ................................. 4 Pushbutton Schematic and PCB ........................ 41 - 42
Block Diagram ...................................................... 5 - 8 Tuner/RAA1 Schematic and PCB ....................... 43 - 46
Interconnection Diagram .................................... 9 - 10 Tuner AM/FM Alignment Procedure .................. 47 - 48
Main Schematic and PCB .................................. 13 - 26 Parts List ............................................................ 51 - 60
Display Schematic and PCB ............................... 27 - 32 Exploded View and Parts Lists ........................... 61 - 65
6 Channel Schematic and PCB .......................... 33 - 36 Repacking Instructions ............................................. 67
Tone Schematic and PCB .................................. 37 - 38
SERVICE MANUAL
Serial Number XF1001 And Above
PERFORMANCE SPECIFICATIONS
Frequency Response Overall Dimensions
+0, -0.5dB from 20Hz to 20,000Hz 17-1/2 inches (44.45cm) W, 6 inches (15.24cm) H, including
feet, 16-1/2 inches (41.91cm) D, including clearance for
Total Harmonic Distortion knobs and connectors.
0.002% maximum from 20Hz to 20,000Hz at rated output
Weight
Signal To Noise Ratio 21 pounds (9.53kg) net, 35 pounds (15.88kg) in shipping car-
Phono: 86dB below 10mV input (A Weighted) ton
High Level: 96dB below rated output (A Weighted)
Rated Output Voltage
2.5V Unbalanced Outputs (Main) OPTIONAL TM1 TUNER
5.0V Balanced Outputs (Main)
FM Tuner
Maximum Voltage Output
8V Unbalanced Useable Sensitivity
16V Balanced 14dBf which is 1.4uV across 75 ohms
Output Impedance 50dB Quieting Sensitivity
250 ohms Unbalanced Mono: 19dBf which is 2.4uV across 75 ohms
500 ohms Balanced Stereo: 35dBf which is 15uV across 75 ohms
Input Impedance Signal To Noise Ratio
Phono: 47k ohms, 65pf Mono: 75dB
High Level: 22k ohms Unbalanced, 50k ohms Balanced Stereo: 70dB
Sensitivity for Rated Output Frequency Response
Phono: 4.5mV Mono: +0, -1dB from 20Hz to 15,000Hz
High Level: 450mV Unbalanced, 900mV Balanced Stereo: +0, -1dB from 20Hz to 15,000Hz
Maximum Input Signal Harmonic Distortion
Phono: 50mV Mono: 0.3% at 100Hz, 0.3% at 1,000Hz, 0.3% at 10,000Hz
High Level: 5V Unbalanced, 10V Balanced Stereo: 0.45% at 100Hz, 0.45% at 1,000Hz at 1000Hz, 0.65% at
10,000Hz
Voltage Gain
Phono to Tape/VCR Out: 40dB Intermodulation Distortion
Phono to Output (Main): 55dB Mono: 0.25%
High Level to Tape/VCR Out: 0dB Stereo: 0.45%
High Level to Output (Main): 15dB
Capture Ratio
Tone Controls 1.2dB
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