Circuit Operating Description
13-18
Samsung Electronics
13-4-8 DC/DC Block H/W Demand matter
DC/DC BLOCK receives BATTERY 7.4V or ADAPTER 8.4V, and is the use country according to BLOCK.The
function supplied stably is carried out.
BLOCK another use power supply CAM5V, CAM15V, CAM-7.5V, and DIG3V, DIG1.8V, SS3.0V, SS5.0V, and
SS1.8V LCD BL5V it carries V.LIGHT 5.0V
In response to DRUM ERROR and a CAPSTAN ERROR signal, you have to supply DRUM VS and CAPSTAN
VS to a SERVO circuit from MICOM BLOCK.
BATT. &
ADAPTER
TMP1962
(IC501)
MICOM
BD983
3KV
(IC701)
PWM-IC
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
VTR DD ON
CAM DD ON
PWM
PWM
PWM
PWM
PWM
PWM
D.ERR
D.ERR
C.ERR
C.ERR
DRUM VS
DRUM VS
CAPSTAN VS
CAPSTAN VS
SS3V/AV3V/SPK_3V
DIG3V/USB3V/CVF3V
LCD3V
SS3V/AV3V/SPK_3V
DIG3V/USB3V/CVF3V
LCD3V
SS5V/AV5V/CVF5V
CAM5V/CVF_BL5V
SS5V/AV5V/CVF5V
CAM5V/CVF_BL5V
CCD/BL/CVF
-7.5V/15V/8.5V
CCD/BL/CVF
-7.5V/15V/8.5V
DIG1.2V/USB 1.2V
DIG1.2V/USB 1.2V
Fig. 13-14 DC/DC Block Diagram
Содержание SC-D263
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Страница 48: ...4 18 Disassembly and Reassembly Samsung Electronics MEMO ...
Страница 70: ...Exploded View and Parts List 5 22 Samsung Electronics MEMO ...
Страница 91: ...Samsung Electronics 8 1 8 Wiring Diagram ...
Страница 92: ...Wiring Diagram 8 2 Samsung Electronics MEMO ...
Страница 102: ...PCB Diagrams 9 10 Samsung Electronics MEMO ...
Страница 168: ...Operating Instructions 11 46 Samsung Electronics MEMO ...
Страница 180: ...Troubleshooting 12 12 Samsung Electronics MEMO ...
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