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A good service manual with lots of info and a very fair price
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Great value, good scan, just as expected, everything that you need.
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Good scan, great price, but almost the same with the SV260 service manual.
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This PDF is very comprehensive. It includes drawings, parts lists, schematics, pictures, PCB drawings, mechanical layouts, etc. for all three stackable equipment. The scans are good too. Easy to read and no smudges or black lines. I have no complaints. I will make this site my first stop for finding my service manuals.
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This service manual includes drawings, schematics, exploded views, parts list, operating details, and more. Very good scans, very readable. The only thing that made it a 4 star rating was on approximately 4 scans only half of the page was scanned then the other half. I would have preferred the pages to be whole scans.
CONNECTING THE SPEAKER WIRES
(1) GM-X422/X1R/UC, GM-X322/X1R/UC (2) GM-X422/X1R/ES
two-chanThree-channel mode, two-way system The speaker output mode can be two-channel (stereo), one-channel (mono). nel (stereo), one-channel (mono), or threeTo connect speaker leads to suit mode. Connect the speakers channel (stereo + mono). To connect according to figures on the following pages.
� When connecting to speaker input, do not connect the RCA output. speaker leads to suit mode. Connect the � When connecting to RCA input, do not connect the speaker input. speakers according to figures on the folMid-high (Left) � When connecting to the speaker input, do not Speaker input
C1 Mid-high (Right)
lowing pages. C1 Two-channel (stereo) One-channel mode (mono)
(Right) � When connecting to the RCA input, do not L1 connect the speaker input. (Left)
connect the RCA output.
Woofer (Mono)
Two-channel mode (stereo)
Three-channel mode, three-way system
C1 (Left) Speaker (Mono) (Left)
(Right) Fig. 20 Speaker input (Left) High/mid-high Speaker (Right) Mid/mid-bass
L2 C2
(Left)
L1
22 Fig. 23 (Left) Woofer/sub-woofer
Speaker (Mono) (Right)
Fig. 18 (Right)
High/mid-high (3) GM-X422/X1R/EW One-channel mode (mono) (Right)
Mid/mid-bass L2 C2
(Right) The speaker output mode can be two-channel (stereo), one-channel Fig. 21 Speaker input (mono). To connect speaker leads to suit mode. Connect the speak� The inductor (L1 or L2 in the diagram) (Left) ers according to figures on the following pages.
acts as a low-pass filter. The capacitor (C1 or C2 in the diagram) acts as a highpass filter. The inductor (L) shall be used Two-channel (stereo) One-channel mode (mono) on the woofer/sub-woofer, and that a capacitor (C) shall be used on the high/mid-high.
Speaker (Mono)
Speaker (Mono) � Remember when bridging an amplifier it
Three-channel mode (stereo + Speaker speakers that have ratings of 4 ohms or mono)
lower impedance ratings it may cause channel/one-channel bridgeable amplifier, damage to the amplifier. but three channels can be achieved by combining the stereo and mono modes connected to the speaker wires, secure or using inductors and capacitors. solder them so they cannot be pulled loose. Tape or use heat shrink on the joints to prevent short circuits.
will see only half of the original speaker Fig. 19 impedance. Therefore, you must use (Left) higher. If you use speakers that have
(Right)
The power amplifier is basically a two-
GM-X422, GM-X322
24 Fig. 25
� When the inductors and capacitors are
19
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