7 - 1
7 - 1
POWER BOARD
TABLE OF CONTENTS
Internal IC Diagram ........................................................................... 7-1
Circuit Diagram .................................................................................. 7-2
PCB Layout Top View ....................................................................... 7-3
PCB Layout Bottom View .................................................................. 7-4
+
-
V
REF
REF
CATHODE
ANODE
INTERNAL IC DIAGRAM - AZ431
INTERNAL IC DIAGRAM - AZ7500BP
Oscillator
0.12V
5
6
CT
RT
4
DTC
1IN +
1IN -
2IN +
2IN -
1
2
16
15
Error Amplifier 1
Error Amplifier 2
Dead-Time Control
Comparator
D
CK
3
FEEDBACK
PWM
Comparator
Pulse-Steering
Flip-Flop
OUTPUT CTRL
13
Reference
Regulator
Q1
Q2
12
10
11
9
8
C1
E1
C2
E2
V
CC
REF
GND
14
7
0.7mA
+
+
+
+
Содержание HTS5540
Страница 9: ...2 2 2 2 REPAIR INSTRUCTIONS One ...
Страница 10: ...2 3 2 3 REPAIR INSTRUCTIONS Two ...
Страница 11: ...2 4 2 4 REPAIR INSTRUCTIONS Three ...
Страница 15: ...4 1 4 1 BLOCK DIAGRAM ...
Страница 16: ...4 2 4 2 WIRING DIAGRAM POWER PCB MAIN PCB AMP PCB TOUCH PCB VFD PCB VOL USB MP3 JACK PCB SCART PCB V1 V2 V3 V1 ...
Страница 33: ...9 1 9 1 SCART BOARD TABLE OF CONTENTS Circuit Diagram 9 2 PCB Layout Scart PCB View 9 3 ...
Страница 40: ...11 1 11 1 TOUCH BOARD TABLE OF CONTENTS Circuit Diagram 11 2 PCB Layout Top View Bottom View 11 3 ...
Страница 43: ...12 1 12 1 JACK BOARD TABLE OF CONTENTS Circuit Diagram 12 2 PCB Layout Top View Bottom View 12 3 ...
Страница 44: ...12 2 12 2 CIRCUIT DIAGRAM 1 2 1 2 A B A B CN103 A1 JK102 A2 Q104 A2 Q105 A2 Q106 A2 Q107 B2 Q108 B2 ...
Страница 46: ...13 1 13 1 Mechanical Exploded View ˡ ˍ ːˊʾˋʾˌ RC FM HDMI ...
Страница 47: ...14 1 14 1 REVISION LIST Version 1 0 Initial release Version 1 1 hts5540 12 05 hts5550 12 combine ...