I am so happy found this site as it consists of so many Manuls and easy to aquire. This onei s exactly what I wanted and much more as it has info on not only how to use the tuner but how to repair it as well. I will come here 1st before purchasing else where! Thanks owner-manual.com!
is part of the manual is very useful for repairing
Here are circuit diagrams
if there is damage, I recommend using this part of the
a complete list of circuit boards and components
Text excerpt from page 81 (click to view)
5
6
7
8
� When "NG" is displayed at First screen (version information, etc)
(*1) NG+ : Version of the tuner microcomputer too advanced NG- : Version of the tuner microcomputer too old
A
1. When TUFL µ-com is MASK type
NG+ : Download the firmware. NG- : Replace the TUFL µ-com or JCKB ASSY.
2. When TuFL µ-com is FLASH type
NG+ : Download the firmware. NG- : Download the firmware. (*2) NG : NG (improper drive) Replace the correct Drive Assy. (*3) NG+ : Version of the drive too advanced NG- : Version of the drive too old NG+ : Download the firmware. NG- : Download the firmware. (*4) NG : Serial No. of the drive not registered Check the part No. and replace the correct Drive Assy.
C B