|
|
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
- GENERAL
- TEST MODE
- ELECTRICAL ADJUSTMENTS
- EXPLANATION OF IC TERMINALS
- DIAGRAMS
- Printed Wiring Boards - Main Section
- Schematic Diagram - Main Section
- Schematic Diagram - Panel Section
- Printed Wiring Boards - Panel Section
- Schematic Diagram - TCB Section
- Printed Wiring Boards - TCB Section
- EXPLODED VIEWS
- Chassis Section
- Front Panel Section
- ELECTRICAL PARTS LIST
There are currently no product reviews.
 ;
I searched the Internet exhaustively for this manual and Owner-Manuals was the least expensive...but provided an excellent reproduction within 4 hours. Very satisified.
 ;
Rapid and precise delivery. Good print. On the spot.
 ;
available for me the service manual is in order!
thanks
 ;
This is exactly the thing you need to service this box. The manual is complete and the quality of the scan is good. I recommend this!
 ;
The delivery of this manual was very fast, less than 8 hours. The manual is very clear and concise, and helped a great deal in the repair and final setup of the Hitachi HMA-G2 Amplifier.
SECTION 3 ELECTRICAL ADJUSTMENTS
Precautions in Repairing Note. 1 : The adjustment should be performed in the publication. (AM nFM) Note. 2 : As a front-end (FE1) is difficult to repair if faulty, replace it with new one. AM SECTION AM Tuned Indication Lighting Level Setting : Band :AM ( MW)
loop antenna B loop antenna A AM RF signal generator FE1
set
Adjustment Location :
[ TCB BOARD ] � Component side �
RV41 : AM Tuned Indication Lighting Level
Carrier frequency : 999kHz
Procedure : 1. Set loop antenna A so that the loop antenna B input level becomes 55dBµ/m (0.6mV/m). 2. Tune the set to 999kHz . 3. Adjust RV41 so that the TUNED indicator goes on. FM SECTION FM Tuned Indication Lighting Level Note : Always make the tuning level adjustment first. (Since it affects the FM tuning level.) Setting : Band : FM
FM RF stereo signal generator FM ANTENNA terminal 75 � coaxial
RV42 : FM Tuned Indication Lighting Level
set
Carrier frequency : 98MHz Modulation : OFF Output level :0.018mV (25dBµ)
Procedure : 1. Tune the set to 98MHz. 2. Adjust RV42 so that the TUNED indicator goes on. Adjustment Location : TCB board
�5�
|
|
 |
> |
|