Quality scan of the original. All the detail necessary to troubleshoot, repair and adjust the unit. I'm sure I will be downloading more manuals in the future as the need arises.
Well.. I'd searched for this manual and although I found many copies online I was pleased to find your website with a well balanced pricing system and easy to search and follow links. That together with the very quick response time was just what I was looking for.. being a very impatient tech.. ;-) I had the service manual in front of me within a short time.
Bookmarked.. and you can bet I will always come here first for my service & user manuals..
best regards
Ed(Tony) Foley
G7WHK
I will definitely be back for more information when I need it.
Text excerpt from page 37 (click to view)
5
6
7
8
A
H
IC701 (Pin 2) Is there abnormality at the parts and patterns in the input path? IC201 (Pin 77) Is there a bit clock output? Yes IC701 (Pin 4) No Is there abnormality at the parts and patterns in the input path? BCKO Is there abnormality at the parts and patterns in the output path?
Is there a master clock input (24.576 MHz)? Yes IC751 (Pin 2) Is there a master clock input (24.576 MHz)? Yes IC201 (Pin 79) Is there a LR clock output? Yes IC701 (Pin 3) Is there a LR clock input? Yes IC701 (Pin 31)
No
No
No
No
Replace IC291, IC701 or IC751.
Failure in 2nd DSP block. Go to Step 9.
B
No
Is there a bit clock input? Yes IC701 (Pin 30)
No
Is there abnormality at the parts and patterns in the input path?
No Replace IC701.
Replace IC291, IC701 or IC751. LCKO Is there abnormality at the parts and patterns in the output path?
(BCK) Is there abnormality at the parts and patterns in the output path?
No
No
Is there a bit clock output? Yes IC751 (Pin 4)
No
No Replace IC701
C
Failure in 2nd DSP block. Go to Step 9.
or IC751.
No
Is there abnormality at the parts and patterns in the input path?
No Replace IC701.
Is there a bit clock input? Yes IC751 (Pin 30)
No
Is there abnormality at the parts and patterns in the input path?
No Replace IC701 or IC751.
(LRCK)
LSBK
D
Is there a LR clock output? Yes IC751 (Pin 3) Is there a LR clock input? Yes IC751 (Pin 31) Is there a LR clock output? Yes IC3101 (Pin 26)
No
Is there abnormality at the parts and patterns in the output path?
No Is there a bit clock output? Yes No Is there abnormality at the parts and patterns in the output path? No
Replace IC701 or IC751.
Replace IC751 or IC3101.
No
Is there abnormality at the parts and patterns in the input path?
No Replace IC701 or IC751.
IC3101 (Pin 27) Is there a bit clock input? Yes Is there abnormality at the parts and patterns in the input path?
No
No
E
LSLK Is there abnormality at the parts and patterns in the output path?
Replace IC751 or IC3101. FDTO Is there abnormality at the parts and patterns in the output path?
No
No Replace IC751 or IC3101.
IC201 (Pin 7) Is there a audio data output? Yes
No
No
Is there a LR clock input? Yes
No
Is there abnormality at the parts and patterns in the input path?