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Inverter –MODULE Spec &Trouble Shooting Chart
6 B).
In LM500 model , we use 3 kind of panel, each panel have their own inverter spec,therefore
following spec is Hannstar-panel Inverter, LG-panel Inverter,CPT-panel Inverter offer from
SAMPO-CORPORATION
I.) TROUBLE SHOOTING OF HANNSTAR-INVERTER (part no : 79AL15-6-S)
TYPE: L0048 FOR HANNSTAR 15”PANEL
SAMPO CORPORATION
T R O U B L E S H O O T I N G O F H AN N S T A R - I N V E R T E R ( DIVTL0048-D21- -)
1.SAMPO PART NO .:
2.SCOPE :
HANNSTAR(HSD150MX41) 15
this is to specify the requirements of the subject parts used in
L0048 ,AOC PART NO.: 79AL15-6-S
inch (2 C.C.F.L.) LCD monitor.
3.CONNECTOR PIN ASSIGMENT:
4-1. CON1: INPUT
MODEL NO.: S5B-PH-SM3-TB
PIN SYMBOL DESCRIPTION
1 Vin Input voltage: 12V
2 GND GND
3 ON/OFF ON: 3V OFF:0V
4 Dimming Dimming range (0V~+5.0V)
5 Dimming Dimming range (0V~+5.0V)
4-2. CON2,CON3 : OUTPUT
MODEL NO. : SM04(4.0)B-BHS-1-TB
PIN SYMBOL DESCRIPTION
1 HV OUTPUT Input H.V to lamps
2 RETURN Return to control
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SAMPO CORPORATION
T R O U B L E S H O O T I N G O F H AN N S T A R - I N V E R T E R ( DIVTL0048-D21- -)
5.FUNCTION SPECIFICATIONS:
The data test with the set of SAMPO, and the test circuit is as below.
ITEM
SYMBOL MIN. TYP. MAX. UNIT REMARK
Input voltage
Vin
Input current Iin -- 800 1300 mA
output current
Iout
adj:0v( min.)
(min)
Output current
Iout
adj.:5 v(max.)
(max)
Frequency
H.V open
H.V Load
Vopen
Vload
FUNCTION LOAD CIRCUIT:
6.
10.8 12 13.2 V
1.7
5.8
F 40
1250 1400 1550 Vrms
580 680 780 Vrms
2.2
6.2
2.7
6.7
mA
mA
50 60 KHZ
FOR 1 CCFL
LOAD:110K•
FOR 1 CCFL
LOAD:100K•
NO LOAD
RL=110K•
10•
CON1
1 2 3 4 5
1
110K•
VT
1
10•
PIN SYMBOL
110K•
1 Vin 12V
2 GND
3 ON/OFF
4 Dimming
5 DIMMING
VT
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DDD
SSS
GD
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8.PART LIST
8-1 COMPONENTS LIST:
NO. REF. PART NAME PART NUMBER QTY DESCRIPTION SUPPLIER REMARK
1. CON1 CONNECTOR VCNCP0015-EJSTA 1 S5B-PH-SM3-TB JST
2. CON2,3
3. R1 RESISTOR VRMHNVA--303J-A 1 SMD 0603 30K• 5% YAGEO
4. R2
5. R3
•
•
•
VCNCP0012-ZJSTA
VCNCP0012-ZGLEA 2 2
VRMHNVA--512J-A 1 SMD 0603 5.1K• 5% YAGEO
VRMHNVA--272J-A 1 SMD 0603 2.7K• 5% YAGEO
SM02(8.0)B.BHS-1-TB
GL SM02(8.0)-WH2
JST
GEAN-LEA
6. R4
7. R5
8. R6,10
9. R8
10. R9
11. R11
12. R12
13. R13
14. R14
15. R15,16
16. R17,18
17. Q1 TRANSIST0R VSTDTC144WKA--A 1 SMD DTC144WKA ROHM
18. Q2
19. Q3
20. Q4
21. Q5,6
Q7 TRANSIST0R VSTDTC143EKA--A 1 SMD DTC143EKA ROHM
22. C1 CAPACITOR VCEATU1EC336M--
23. C6
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
VRMHNVA--222J-A 1 SMD 0603 2.2K• 5% YAGEO
VRMHNVA--563J-A 1 SMD 0603 56K• 5% YAGEO
VRMHNVA--R00J-A 2 SMD 0603 0• 5% YAGEO
VRMHNVA--683J-A 1 SMD 0603 68K• 5% YAGEO
VRMHNVA--333J-A 1 SMD 0603 33K• 5% YAGEO
VRMHNVA--271J-A 1 SMD 0603 270• 5% YAGEO
VRMHNVA--103J-A 1 SMD 0603 10K• 5% YAGEO
VRMHNVA--472J-A 1 SMD 0603 4.7K• 5% YAGEO
VRMHNVA--363J-A 1 SMD 0603 36K• 5% YAGEO
VRMHNV4--122F-A 2 SMD 1206 1.2K• 1% YAGEO
VRMCNV8--102F-A 2 SMD 0805 1K• 1% YAGEO
VSTDTA144WKA--A 1 SMD DTA144WKA ROHM
VSTSST3904----A
VSTMMBT3904-A
VSTCEM9435A-----A
VSTSI9435DY---A
VST2SD2150----A 2 SMD 2SD2150 ROHM
VCEATU1VC476M-VCEBCU1EC107M-VCLRCN1EB104K-A 1 SMD 0805 0.1 µF/25V TDK
1 SMD SST3904T116
SMD MMBT3904
1 SMD CEM9435A
SMD SI9435DY
1
DIP UGX 33 µF/25V
1
DIP UGX 47µF/35V
1
DIP NK-CON 100µF/25V
ROHM
MOTOROLA
CEM
VISHAY
SANYO
SANYO
NK-CON
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8-2 COMPONENTS LIST:
NO. REF. PART
24. C2,3,5,8,12 CAPACITOR VCLFCN1EY105Z-A 5 SMD 0805 1µF/25V TDK
NAME
PART NUMBER QTY DESCRIPTION SUPPLIER REMARK
25. C4
26. C7
27. C9
28. C10,11
29. C13
30. D1 DIODE VSDRLS4148----A
31. D2
32. D3
33. D4
34. I.C I.C VSITL5001CDR--A 1 SMDTL5001CDR TEXAS
35. F1 FUSE QFS-N152FIDZD-A
36. L1 COIL RCHOL0007ID151A 1 DIP 150µH 8% YST Attachment 1
37. PT1 TRANS RCVT-1508ID-Z-A 1 SMD YST-1508 YST Attachment 2
38. PCB PCB QPWBGL986IDLE2- 1 QPWBGL986IDLE2- LONGMAW
•
•
•
•
•
•
•
•
VCLRCN1HB103K-A 1 SMD 0805 0.01
µF/50V
VCLFCN1CY225Z-A 1 SMD 0805 2.2 µF/16V TDK
VCMECF2AC184J-P
VCMEBF2AB184J-P
VCMPH2AG184J--
VCDSEU3SL220K-- 2 DIP 22PF/3KV 10% TDK
VCLFBN1CY475Z-A 1 SMD 1206 4.7 µF/16V TDK
VSDLL4148-----A
VSDRB160L40---A
VSDB140-------A
VSZRLZ9.1B-----A 1 SMD RLZ9.1B ROHM
VSDDA204K-----A
VSDBAV99-7----A
QFS-Z152FIDZD-A
1 DIP 0.18µF/100V
DIP 0.18µF/100V
DIP 0.18µF/100V
1 SMD RLS4148
SMD LL4148
1 SMD RB160L40
SMD B140
1 SMD DA204K
SMD BAV99-7
1 SMD FUSE 1.5A/63
SMD FUSE 1.5A/63
TDK
THOMSON
ARCO
TAIWAN
TAI
ROHM
VISHAY
ROHM
DIODES
ROHM
DIODES
LITTLE
BUSSMANN
Attachment
(FEC1Q2)
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9. TROUBLE SHOOTING
9-1 NO POWER:
CHECK ON FUSE
. FAIL
F1 Vin=12
TO CHANGE
F1= 1.5A/63Z
PASS FAIL
TO CHECK ON Q4&Q6
Vout = 8 V
PASS
TO CHECK ON L1&L2
INPUT 9V TO L1 OR L2
FAIL
PASS
FUNCTION TEST OK!
TO CHANGE
L: Q4&Q3&D1
R: Q5&Q6&D2
TO CHANGE
L: Q7&Q8&C12&PT1
R: Q9&Q10&C13&PT2
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9-2 HIGHT VOLTAGE PROTECTION:
1. SHORT R30 OPEN LOAD
FAIL
2. TEST C14 INPUT POINT
PASS
VOLTAGE Vh=1400 ±150V rms
TO CHANGE ON
PT1 OR PT2
FUNCTION TEST OK!
9-3 OUTPUT CURRENT ABNORMALITY:
FAIL
1 CHECK ON C6 FREQUNCY
&CHIP&IC CPIP
2 OSCILLATOR FREQUNCY
PASS
RANGE = 150 ~ 290 KHZ
FUNCTION TEST OK!
TO CHANGE ON C6
CHIP OR IC CHIP
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9-4. ENBALE
ABNORMALITY:
IF ENBALE ABNORMALITY
1. TO CHECK IC PIN 9 TURN NO
FAIL
HAVE 8.5 VOLTAGES
PASS
9-5 DIMMING CONTROL ABNORMALITY:
TO CHANGE ON Q1&Q2
FUNCTION TEST OK!
IF DIMMING ABNORMALITY TO
FAIL
CHECK R1&R2&C6 HAVR BREAK
PASS
TO CHANGE ON R1 OR R2 OR
C6
FUNCTION TEST OK!
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9-6 TRANSFORMER ABNORMALITY:
FAIL
IF TRANSFORMER ABNORMALITY TO
CHECK C3&C4 CHIP OUTLINE OR
TRANSFORMER
PASS
10. INSTRUMENTS FOR TEST:
TO CHANGE ON C3&C4
OR TRANSFORMER
FUNCTION TEST OK!
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4. HIGHTVOLT PROB MODEL-1137A
5.SCOPE MODEL-V-6545
6. AC mA METER MODEL-2016 (YOKOGAWA)
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