66
9.23. Replacement of Regulator
Diode (D5803)
• Follow (Step 1) to (Step 5) of Item 9.3
• Follow (Step 1) to (Step 6) of Item 9.4
• Follow (Step 1) to (Step 5) of Item 9.14
• Follow (Step 1) to (Step 4) of Item 9.18
9.23.1. Disassembly of Regulator Diode
(D5803)
Step 1 :
Desolder pins of the Regulator Diode (D5803) on the
solder side of SMPS P.C.B..
Step 2 :
Remove 1 screw.
Step 3 :
Remove the Regulator Diode (D5803) from the Heat-
sink Unit C.
Caution : During replacement of the part, avoid touching
the heatsink, it may lead to injuries.
9.23.2. Assembly of Regulator Diode
(D5803)
Step 1 :
Apply grease to the Heatsink Unit C.
Step 2 :
Mount & screw the regulator diode (D5803) to the
Heatsink Unit C on SMPS P.C.B..
Caution : Ensure the Regulator Diode (D5803) is well tight-
ened to the Heatsink Unit C.
Step 3 :
Solder pins of the Regulator Diode (D5803) on the sol-
der side of SMPS P.C.B..
Caution : Ensure pins of the regulator diode (D5803) are
properly seated and soldered on SMPS P.C.B..
Summary of Contents for SA-AK580PH
Page 14: ...14 5 Location of Controls and Components 5 1 Main Unit Key Button Operation ...
Page 16: ...16 5 3 Disc Information ...
Page 27: ...27 6 6 2 Error Code Table For Power Supply ...
Page 28: ...28 7 Troubleshooting Guide 7 1 Jupiter USB ...
Page 29: ...29 7 2 Troubleshooting Guide ...
Page 30: ...30 ...
Page 32: ...32 7 3 2 Troubleshooting Guide ...
Page 38: ...38 ...
Page 39: ...39 9 1 Disassembly Flow Chart ...
Page 40: ...40 9 2 Main Components and P C B Locations ...
Page 86: ...86 11 13 Waveform Table 3 3 1 2Vp p 25nsec div WF No IC7001 14 PLAY ...