BOSE 1800 Repair Manual

$7.99

BOSE 1800 - It's a complete service manual, and it's in PDF format. It contains circuit diagrams ( schemas ) etc. It also usually contains parts catalog. After placing order we'll send You download instructions on Your email address. See below for delivery information

The manual is available only in language(s): English

Link to manual will be sent on Your email address after You place order.

This product was added to our catalog on Monday 07 May, 2007.

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Othmar Herbst - 01/13/2008

PDF contains : - schematics, but a little un-sharp. - disassembly instructions, accurate drawings - description of test-modes

vedat kaya - 07/18/2008

i got my service manual for philips vr685-02. Thanks a lot for my very clear and net service manual. I will continue shopping from user-manual.com.

Anny ROY - 04/06/2007

Super fast service and document of excellent quality. Thanks

Fabian Castle - 08/01/2006

Thanks for the excellent service. The manual arrived quickly and in excellent condition. Quality A+++!

Ernst-Guenter Hoffmann - 11/16/2007

Many thanks for the fast and easy delivery. When looking for a manual next time you will be my number one. Ernst, from good old Germany

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Click to see text excerpt from the manual

DISASSEMBLY/ASSEMBLY PROCEDURES
1800 Power Amplifier
Note: Refer to Figure 1 for the following5. Front Panel Removal
procedures.
5.1 Perform procedure 1.
1. Top Cover Removal
5.2 Locate and remove the eight screws
holding the front panel to the chassis. Four
1.1 Remove the four screws that secure
of the screws are located just inside thethe top cover to the unit.
two handles and the other four are the
larger screws on the front panel.
1.2 Slide the top cover towards the back of
the unit and lift it off.
5.3 Using the handles pull the front panel
away from the chassis enough to access
2. Top Cover Replacement
the gain controls and LED PCB.
2.1 Place the top cover on to the unit and
slide it under the front panel lip. 6. Front Panel Replacement
2.2 Secure the top cover to the unit. 6.1 Slide the front panel into place. Be
careful not to pinch the wiring harness at
3. Amplifier PCB Removalthe bottom of the front panel between it
and the chassis.
3.1 Perform procedure 1.
6.2 Align the holes in the front panel with
the chassis, place the screws into their3.2 Disconnect the wire harness, input
cable, and the two wires going to the location by hand and then tighten with a
screwdriver.
thermal cutout.
Note: While tightening the screws lift up
on the top lip of the panel to provide3.3 Remove the six screws (2B) located on
enough room to slide the top cover underthe side of the unit between the heat sink
fins (see Figure 2).the lip.
3.4 Carefully pry the PCB inward towards7. LED PCB Removal
the power transformer (the PCB is stuck to
the chassis by the heat sinking compound)7.1 Perform procedure 5.
and lift the board out of the unit.
7.2 Remove the two screws that secure
4. Amplifier PCB Replacementthe PCB to the front panel.
7.3 Unsolder the wires at the LED PCB,
4.1 Slide the PCB into place. Be sure there
make a note of the wiring configuration,is sufficient heat sinking compound on the
and remove the board from the unit.PCB's heat sink.
8. LED PCB Replacement4.2 Align the six screws that secure the
PCB into place and secure the PCB to the
chassis.8.1 Place the LED PCB into place on the
front panel.
4.3 Connect the wire harness, thermal
cutout wires, and the input cable to the8.2 Secure the PCB to the front panel.
PCB.
8.3 Resolder the wires to the LED PCB.
7