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 23 (click to view)
3.4 Disassembly the speaker and keypad Step 1 Figure z z z Description
Disassembly the speaker Disconnect the speaker wire with keypad Remove the screws S7 x 2 Take the speaker M1 off.
Disassembly the keypad z z z Disconnect the speaker wire and W5 Remove the screws as shown Take the keypad B4 off.