Read Sony DAV-S300 (serv.man2) Service Manual online
2
Contents
1. Troubleshooting at Start-up --------------------------------------------------------------- 3
(1) Stand-by Mode
(a) Voltage supply for microcomputer
(b) Output of Reset signal
(c) Setting of Stand-by Mode
(2) Operation mode ----------------------------------------------------------------------------- 4
(a) Detection of Wake-up key
(b) Display of Fluorescent tube
(c) Start-up of DVD circuit
(d) Release of Sound Mute
(e) Setting of tray position ------------------------------------------------------------------ 5
(f) Setting of OP block position
(g)Setting of Tilt default ---------------------------------------------------------------------- 6
(h) Image output
(i) Focus search
2. Troubleshooting in Test mode ------------------------------------------------------------ 8
(1) Display of emergency history
(2) Syscon Diagnosis
(3) Video Output Circuit
3. Miscellaneous -------------------------------------------------------------------------------- 9
(1) Lens cleaning
(2) Compatibility with NEW and OLD board
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