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There are currently no product reviews.
 ;
I used it to repair a NAD 7030, but unfortunately, the 7045 is different !
But documentation was useful.
;
Content A4 and A3 format pages. Exactly what I needed to restore my old receiver.
;
Content A4 and A3 format pages. Exactly what I needed to restore my old receiver.
;
Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
;
Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
RM-AV2100B
2. S-RAM (Learning Function) Operation Check
Connection Method :
Regulated power supply (+6V constant voltage output)
CHANNEL� VOLUME�
set
+ �
1) While pressing the VOLUME � key and the CHANNEL� key, ture ON the main power of the regulated power supply (DC +6V). (Refer to Fig. 2-1.) 2) When LEARN and 1 of the LCD display appear, remove hands from pressing the above mentioned keys. (Refer to Fig. 2-2.) 3) The display appears when the S-RAM is not defective. (The diaplay NG appears when the S-RAM is defective.) (Refer to Fig. 2-2.) 4) The display status as descrived in step 3) continues until any key is pressed. � S-RAM (IC3) is diagnosed to be free from defects when the above steps from 1) to 4) are performed correctly.
CHANNEL
VOLUME
Turn ON the regulated power supply (DC +6V)
While pressing both keys at the same time;
Fig. 2-1
LEARN
1
After a while
LEARN
NG
(NG)
(OK)
Fig. 2-2
6
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