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have download a number of manuals todate , most are excellant, one or two sometimes a little difficult to read but a least avaialable, great site .
Brad.
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Excellent had everything I wanted, very happy with purchase
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This service is relatively cheap, document is fast available, schematic is readable.
Thanks.
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So far I´m a satisfied customer. I have only downloaded "TECHNICS SX-KN470 Service Manual" maybe I will use it later.
Best regards
Peter
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Good manual. It is complete and of high quality, both text and graphics. The schematics are with the original big size, so it can be viewed or printed without any loss of resulution and sharpness.
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5. ADJUSTMENT
Note : Adjustment of XR-A390 are the same as those of XR-A4800 except for the following:
A
FM Tuner Section
� Set the mode selector to FM BAND. � Connect the wiring as shown in Fig. 1. Step No. Adjustment Title
Front End Sensitivity TUNED IND. Lighting Level
FM SG (1kHz, ± 75kHz dev.) Frequency Level (MHz) (dBµV)
98 98 0 to 30 18 ± 2
Reception Frequency Display
98MHz 98MHz
Adjustment Location
L6402 T6401 VR6201
Specifications
Adjust so that the DC voltage between the IC6201 - pin 20 and GND becomes to maximum level. Adjust so that the indicator of TUNED IND. strats to light up.
1 B 2
Note: Before adjusting, make sure there is no gap between L6401 and L6402. If there is a gap between them, bring them into contact with each other first, and then make adjustments.
AM Tuner Section
� Set the mode selector to AM BAND. � Connect the wiring as shown in Fig. 1.
C
Step No.
Adjustment Title
Front End
AM SG (400Hz, 30% Mod.) Frequency Level (kHz) (dBµV/m)
999 (�1) 35 to 45
Reception Frequency Display
999kHz (�1)
Adjustment Location
Specifications
Adjust so that the DC voltage between the IC6201 - pin 20 and GND becomes to maximum level.
1
Sensitivity
T6201
Note (�1) : For the area using 10kHz step, frequency should be 1000kHz. 60cm Loop antenna
D AM SG Center Center AM antenna terminal
MPX SG
FM SG FM75� antenna terminal
PRODUCT
DC Voltmeter
Fig.1 AM and FM Adjustment Wiring Diagram
FM/AM TUNER MODULE
E AM antenna terminal
SIDE A
T6201
YELLOW
BLACK AXX7041 IC6201 Pin 20 VR6201 T6401 L6401
FM antenna terminal
L6402
F
Fig.2 Adjustment Point 20
1 2
XR-A390
3 4
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