3. TROUBLESHOOTING
3-1. Main Circuit
3-1-1. Servo System
(1) Initial Operation after Power ON
Power ON
Send each LSI hard RST
command and initial command.
Pickup head is positioned at
transmission initial position.
Is tray closed?
Pin 5 of CN503,
TCL=L
Disc presence/absence and
disc judgement
Is a disc present?
DVD or CD initial setting.
DVD single
Initial setting.
DVD dual
Initial setting.
CD
Initial setting.
To each disc playback process.
DVD single (single-layer)
DVD single
(single-layer)/DVD dual
(dual-layer)/CD?
CD
DVD dual (dual-layer)
1
Tray close operation
Pin 16 of IC603: LDMP = H/L
Pin 17 of IC603: LDMN = L
Is tray closed?
Pin 5 of CN503:
TCL = L
Y
N
Tray stops.
Pin 16 of IC603: LDMP = H
Pin 17 of IC603: LDMN = L
Laser OFF
Display: INSERT DISC
Monitor screen: NO DISC
Y
Y
NG
N
N
2
Fig. 1-3-1
Summary of Contents for SD-2300
Page 1: ...DVD VIDEO PLAYER SERVICE MANUAL Feb 2001 S FILE NO 810 200019 SD 2300 ...
Page 5: ...SECTION 1 GENERAL DESCRIPTIONS 1 OPERATING INSTRUCTIONS SECTION 1 GENERAL DESCRIPTIONS ...
Page 20: ...16 Introduction ...
Page 28: ......
Page 29: ...Basic playback Begin your operation Playing a Disc Locating a Specific Title Chapter or Track ...
Page 36: ......
Page 48: ......
Page 58: ......
Page 71: ...Others Before Calling Service Personnel Specifications LIMITED WARRANTY DVD VIDEO PLAYER ...
Page 103: ...4 2 Power Supply Block Diagram Fig 3 4 2 ...
Page 105: ...Fig 3 4 5 4 3 3 Front Display Power Switch Block Diagram ...
Page 107: ...Fig 3 4 7 4 4 2 Logical System Block Diagram ...
Page 108: ...4 5 Output Block Diagram Fig 3 4 8 ...
Page 111: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F Fig 3 5 3 5 2 Front Display Power Switch Circuit Diagram ...
Page 119: ...Fig 3 5 5 5 3 2 Main Circuit 1 Diagram ...
Page 120: ...5 3 3 Main Circuit 2 Diagram Fig 3 5 6 ...
Page 121: ...5 3 2 Main Circuit 1 Diagram ...
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Page 128: ...Fig 3 5 5 ...
Page 129: ...5 3 3 Main Circuit 2 Diagram ...
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Page 136: ...Fig 3 5 6 ...
Page 139: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F Fig 3 5 7 5 4 Output Circuit Diagram ...
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