PDF Contains
Technical Data, Mechanical data, Detailed Circuit diagram with components value, PCB layout. Actual PCBs Print. Component List, Spare parts code list and Input output detail. It cover LBB1211, LBB1212, LBB1213, LBB1216, LBB1217.
It is the actual Service Manual for SQ10
very good manual with clear electrical schemes. Very helpful to find wat was wrong inside my microwave.
Text excerpt from page 12 (click to view)
SA-XR25P / SA-XR25PC
7.2.
Checking for the Input P.C.B.
� Follow the (Step 1) - (Step 5) of item 7.1.
Step 6 : Remove the screws. Step 7 : Release the claws of P.C.B. support and remove the DPS P.C.B. � Check the DSP P.C.B. (B side) and main P.C.B. as shown below. Step 1 : Remove the connector (CP401). Step 2 : Remove all the screws. Step 3 : Remove the rear panel.
Step 4 : Remove all the screws. Step 5 : Upset the Input P.C.B. � Check the Input P.C.B. as shown below.