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Samsung HT-A100 [37/59] Smps protection 6 smps protection
![Samsung HT-A100 [37/59] Smps protection 6 smps protection](/views2/1793022/page37/bg25.png)
37
6.SMPS Protection
6.SMPS Protection
The Condition of Power Protection Active
1> Voltage of SMPS’s PVDD(+32V,CN2) is higher or lower than Standards
Normal Condition Voltage Range : PVDD(+32V,CN3) : about 32V
2> Over-current occurs to AMP IC (Over-output or Output short)
3> AMP IC’s temperature exceed 150℃
4> No supply voltage on GATE DRIVER
SMPS
LOACATION PIN NO.
Protection Circuit active
NOTE
OPEN SHORT
CN3
+8V X -
+5V X O
+3.3V X X
+5.6V X
X
+42V X X
CN2 PVDD(about
32V)
O O
-12V X X
+12V X O
Содержание
- Folie 1 1
- Samsung home theater samsung home theater 1
- Folie 2 2
- List of contests list of contests 2
- Folie 3 3
- Introduction of ht xa100 1 introduction of ht xa100 3
- Folie 4 4
- Introduction of ht a100 1 introduction of ht a100 4
- Folie 5 5
- General feature 2 general feature 5
- Folie 6 6
- Description 3 description 7
- Folie 7 7
- Function description 7
- Folie 8 8
- Description 3 description 9
- Folie 9 9
- Function description 9
- Accessories accessories 10
- Ah59 01907a ht xa100 kor 10
- Ah59 01907b ht xa100 exp 10
- Ah59 01907g ht a100 exp 10
- Folie 10 10
- Folie 11 11
- Disassemble reassemble 4 disassemble reassemble 12
- Folie 12 12
- Separate the cabinet front 12
- Disassemble reassemble 4 disassemble reassemble 13
- Folie 13 13
- Remove the 9 screws m3x10 white 13
- Separate assy sheild front 13
- Disassemble reassemble 4 disassemble reassemble 14
- Folie 14 14
- Pcb smps 14
- Separate smps 14
- Disassemble reassemble 4 disassemble reassemble 15
- Folie 15 15
- Separate slot mecha 15
- Disassemble reassemble 4 disassemble reassemble 16
- Folie 16 16
- Separate amp pcb 16
- Disassemble reassemble 4 disassemble reassemble 17
- Folie 17 17
- Separate usb pcb 17
- Disassemble reassemble 4 disassemble reassemble 18
- Folie 18 18
- Separate main pcb 18
- Disassemble reassemble 4 disassemble reassemble 19
- Folie 19 19
- Separate ass y sheild rear 19
- Disassemble reassemble 4 disassemble reassemble 20
- Folie 20 20
- Folie 21 21
- Pure digital for perfect vision 21
- Folie 22 22
- Folie 23 23
- Hdmi cec 23
- High definition multimedia interface 23
- Intellectual action 23
- Special feature 5 special feature hdmi cec hdmi cec 23
- Analog way 24
- Docking type 24
- Drm ums mtp 24
- Folie 24 24
- Expandable the choice is yours 25
- Folie 25 25
- Folie 26 26
- Special feature wireless ready 5 special feature wireless ready 26
- Data clk port power on 27
- Folie 27 27
- Special feature wireless ready check 5 special feature wireless ready check 27
- Stand by time line 27
- Wireless ready module 27
- Wireless ready port 27
- 1 m ain top 28
- Controller 28
- Folie 28 28
- Main pcb block 6 main pcb block 28
- 1 m ain bottom 29
- Folie 29 29
- Main pcb block 6 main pcb block 29
- Folie 30 30
- Main pcb connectors 6 main pcb connectors 30
- Folie 31 31
- Sub pcb connectors 6 sub pcb connectors 31
- Folie 32 32
- Sub pcb block 6 sub pcb block 32
- Folie 33 33
- Folie 34 34
- Amp modulator ps9829b 6 amp modulator ps9829b 35
- Folie 35 35
- Amp power stage tas5142 6 amp power stage tas5142 36
- Folie 36 36
- Folie 37 37
- Smps protection 6 smps protection 37
- The condition of power protection active 37
- Amp pre inspection relating to power protection 6 amp pre inspection relating to power protection 38
- Folie 38 38
- If you think there are problems at the amp pcb you can check the pcb without disassemble the set caution do not connect t he power cor d dur i ng bel l ow t es t 38
- Folie 39 39
- Main pcb hdmi video out 6 main pcb hdmi video out 39
- Block diagram in detail hdmi video out 6 block diagram in detail hdmi video out 40
- Folie 40 40
- Fan error check 6 fan error check 41
- Folie 41 41
- Methood 41
- Symptom 41
- Connect to spk out 42
- Fan check error 6 fan check error 42
- Fan_sens 42
- Folie 42 42
- Procedure 42
- Communication failure 6 communication failure 43
- Folie 43 43
- Reset insecure it should be 3v after power on 43
- Communication failure 6 communication failure 44
- Folie 44 44
- Rf50v vd33rf 44
- Communication failure 6 communication failure 45
- Folie 45 45
- Vd33 3 3 v 45
- Vdd1 1 1 v 45
- Communication failure 6 communication failure 46
- Folie 46 46
- Folie 47 47
- Pcb ass y 2 heat sink 3 pcb short 47
- Folie 48 48
- Folie 49 49
- Folie 50 50
- Disassemble mecha deck 11 disassemble mecha deck 51
- Folie 51 51
- Disassemble mecha deck 11 disassemble mecha deck 52
- Folie 52 52
- Points 52
- Disassemble mecha deck 11 disassemble mecha deck 53
- Folie 53 53
- Dvd flash initialize update method 54
- Folie 54 54
- Micom initialization update 12 micom initialization update 54
- Micom mpeg version check 54
- Micom reset 54
- Micom update only for flash micom 54
- 5 v line 55
- Check pattern 55
- Folie 55 55
- Micom uic1 55
- Power sense 55
- Power sense line 55
- Replace 55
- Replace smps 55
- Troubleshooting main 13 troubleshooting main 55
- Uq2 ksr2103 55
- Check aic1 s 56
- Check aux1 aux2 56
- Control line pattern 56
- Folie 56 56
- Jack pattern check 5v 3 v 56
- No sound 56
- Pattern 56
- Replace aic1 56
- Replace smps 56
- Troubleshooting output 13 troubleshooting output 56
- 1 2 5 6 check 57
- Check aic1 mic1 data line 57
- Check mic1 u1 data line pattern 57
- Control 57
- Folie 57 57
- Mic3 at2 6df161a 57
- Mpeg input 57
- Mpeg output 57
- Pattern 57
- Pwm input 57
- Replace mic1 57
- Replace mic3 57
- Troubleshooting output 13 troubleshooting output 57
- Amp ic output check 58
- Check u1 s power pin 58
- Folie 58 58
- Output check 58
- Pattern 58
- Replace u1 58
- Sound output ok 58
- Troubleshooting output 13 troubleshooting output 58
- Folie 59 59
- Main pcb 59
- Power key 59
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