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MACKIE HR824 26 pages English-only Service Manual contains:
1) HR824 technical overview with the description of front and rear panel switches.
2) HR824 specs
3) Block Diagram
4) Wiring Diagram
5) Packaging management
6) Spare part & final assembly list (for PCB rev A and B) + exploded view
7) Test Procedures (where, how to measure voltage...) including Test Point diagram on the PCB.
8) IC and Transistor charts.
Excellent guide: very clear, good scan quality enabling us to print readable diagram :-)
Note:
Mackie HR824 make extensive use of surface mount devices (SMD). Service on the HR824 must
only be undertaken by experienced service technicians with the right tools, experience and patience to perform surface mount rework when needed.
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This Service manual is very well scanned and its clean to read, no any anti-theft words that un-english could understand. I got my CCD600 working with this manual and it´s clear shematics :)
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I was very pleased with the service provided and was surprised at how good the quality was of the manual. I thought it may be a third generation copy or so, but it is as good as the websites that charge 3 times this much. I repair some electronics for family and friends without charge, so this is perfect for me. Thank you very much.
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The service was great and the document was also great. Highly recommend!!!!
If anyone has a users manual... Please email me. need one. $ [email protected]
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I needed a service manual as the display on my oscilloscope was very dim. I thought I'd give owner-manuals.com a try, as they advertised a huge number of manuals. Sure enough they had one listed. I bought it hoping it would be useful... actually, I bought it hoping it would be readable! I've had manuals from online sources in the past, and been very disappointed. Not this time! An excellent manual, complete, and very readable. Using it I fixed my 'scope, and as such the manual was an investment that paid off manyfold. Do I have any complaints? One very minor one - The circuit diagrams could have been scanned at a higher resolution, as some of the details were a little difficult to make out - not impossible, just not as easy as my old eyes would like! Overall, I'm very satisfied with my manual, and I will certainly be using this company again. Well done.
SECTION 3 MECHANICAL ADJUSTMENTS
PRECAUTION
1. Clean the following parts with a denatured alcohol-moistened swab : record/playback head capstan idlers playback head pinch roller erase head rubber belts 2. Demagnetize the record/playback head with a head demagnetizer. (Do not bring the head demagnetizer close to the erase head.) 3. Do not use a magnetized screwdriver for the adjustments. 4. After the adjustments, apply suitable locking compound to the parts adjusted. 5. The adjustments should be performed with the rated power supply voltage unless otherwise noted. Torque Measurement DECK A Mode Forward Torque meter CQ-102C DECK B Meter reading 2.21� 5.39 mN � m (22.5 to 55 g � cm) (0.31 to 0.76 oz � inch) 0.20 � 0.49 mN � m (2 to 5 g � cm) (0.03 to 0.07 oz � inch) 5.88 � 11.77 mN � m (60 to 120 g � cm) (0.83 to 1.67 oz � inch)
SECTION 4 ELECTRICAL ADJUSTMENTS
TAPE SECTION 0 dB = 0.775 V
PHONES OUT 32 � 0.25 V (�10 dB)
Standard Output Level Output terminal SP OUT load impedance output signal level Test Tape Tape WS-48B P-4-A063 6� 0.775 V (0 dB)
Signal 3 kHz, 0 dB 6.3 kHz, �10 dB
Used for tape speed adjustment head azimuth adjustment DECK B
REC/PB Head Azimuth Adjustment DECK A Procedure: 1. Mode: playback
test tape P-4-A063 (6.3 kHz, �10 dB) 32 � set J901 (phones)
level meter
Forward back tension Fast Forward and Rewind
CQ-102C
CQ-201B
2. Turn the adjustment screw for the maximum output levels. If these levels do not match. Turn the adjustment screw until both of output levels match together within 1 dB.
Tape Tension Measurement DECK A Mode Forward Tension meter CQ-403A
DECK B
L-CH peak within 1 dB
Meter reading more than 150 g (more than 5.29 oz)
Output level
within 1 dB
screw position
R-CH peak L-CH peak R-CH peak angle
11
 $4.99 PHCZ10 SONY
Owner's Manual Complete owner's manual in digital format. The manual will be available for download as PDF file aft…
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