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 CN502,
TCLS=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 6 of IC604: LDMP = H/L
Pin 7 of IC604: LDMN = L
Is tray closed?
Pin 5 of CN502:
TCLS = L
Y
N
Tray stops.
Pin 6 of IC604: LDMP = H
Pin 7 of IC604: LDMN = L
Laser OFF
Display: INSERT DISC
Monitor screen: NO DISC
Y
Y
NG
N
N
2
Fig. 1-3-1
Содержание SD-1600
Страница 1: ...DVD VIDEO PLAYER SERVICE MANUAL Oct 2000 s FILE NO 810 200010 SD 1600 ...
Страница 5: ...SECTION 1 GENERAL DESCRIPTIONS 1 OPERATING INSTRUCTIONS SECTION 1 GENERAL DESCRIPTIONS ...
Страница 79: ...4 2 Power Supply Block Diagram Fig 3 4 2 ...
Страница 81: ...Fig 3 4 5 4 3 3 Front Display Power Switch Block Diagram ...
Страница 83: ...Fig 3 4 7 4 4 2 Logical System Block Diagram ...
Страница 84: ...4 5 Output Block Diagram Fig 3 4 8 ...
Страница 85: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F Fig 3 5 1 5 CIRCUIT DIAGRAMS 5 1 Power Supply Circuit Diagram ...
Страница 87: ...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 ...
Страница 94: ...5 3 2 Main Circuit Diagram Fig 3 5 5 ...
Страница 95: ...5 3 2 Main Circuit Diagram ...
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Страница 102: ...Fig 3 5 5 ...
Страница 104: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F Fig 3 5 6 5 4 Output Circuit Diagram ...
Страница 119: ...4 EXPLODED VIEWS 4 1 Packing Assembly Fig 4 4 1 ZF20 ZF01 ZF17 ZF10 ZF11 ZF30 ZK04 ZK01 ZK03 ZK02 ZK08 ZK07 ZF23 ...
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