6 B). Inverter –MODULE Spec &Trouble Shooting Chart
TYPE: L0037 FOR CHI-MEI 17”PANEL
In LM700 model , we use CHI-MEI panel, and the INVERTER PROVIDER is SAMPO-
CORPORATION
I.) TROUBLE SHOOTING OF CHI-MEI INVERTER (part no : 79AL17-1-S)
SAMPO CORPORATION
TROUBLE SHOOTING OF CHI-MEI INVERTER ( DIVTL0037-D42- -)
1.SAMPO PART NO .: L0037 ,AOC PART NO.: 79AL17-1-S
2.SCOPE : this is to specify the requirements of the subject parts used in
CHI-MEI (M170E1) 17 inch (4 C.C.F.L.) LCD monitor.
3.CONNECTOR PIN ASSIGMENT:
4-1. CON1: INPUT
MODEL NO.: S5B-PH-SM3-TB
4-2. CON2,CON3 : OUTPUT
MODEL NO. : SM04(4.0)B-BHS-1-TB
PIN SYMBOL DESCRIPTION
1 Vin Input voltage: 12V
2 Vin Input voltage: 12V
3 ON/OFF ON: 3V OFF:0V
4 Dimming Dimming range (0V~+5.0V)
5 GND GND
PIN SYMBOL DESCRIPTION
1 HV OUTPUT Input H.V to lamps
2 HV OUTPUT Input H.V to lamps
3 N.C. N.C.
4 RETURN Return to control
1 2 3 4 5
TV TV
SAMPO CORPORATION
TROUBLE SHOOTING OF CHI-MEI INVERTER ( DIVTL0037-D42- -)
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 -- 2200 2500 mA
output current
Iout
adj:0v( min.)
(min)
Output current
Iout
adj.:5 v(max.)
(max)
Frequency
H.V open
H.V Load
F 40 50 60 KHZ
Vopen
Vload
6. FUNCTION LOAD CIRCUIT:
10.8 12 13.2
2.1
5.5
2.6
6.0
3.1
6.5
V
mA
mA
1400 1500 1600 Vrms
630 730 830 Vrms
FOR 1 CCFL
LOAD:120KÙ
FOR 1 CCFL
LOAD:120KÙ
NO LOAD
RL=120KÙ
120KÙ
10Ù
TV
1
2
4
4
2
1
CON1
120KÙ
10Ù
120KÙ
PIN SYMBOL
120KÙ
1 Vin 12V
10Ù 10Ù
TV
2 Vin 12V
3 ON/OFF
4 Dimming
5 GND
S
S
S
G D
S
S
S
G D
D
D
D
D
D
D
TROUBLE SHOOTING OF CHI-MEI INVERTER ( DIVTL0037-D42- -)
SUPPLIER
8.PART LIST
8-1 COMPONENTS LIST:
NO.
1. CON1 CONNECTOR VCNCP0015-EJSTA 1 S5B-PH-SM3-TB JST
2. CON2,3
3. R1,2 RESISTOR VRMHNVA--103J-A 2
4. R3,4
5. R5,6
REF.
PART NAME PART NUMBER QTY
SAMPO CORPORATION
DESCRIPTION
VCNCP0014-PJSTA
VCNCP0014-ZGLEA
VRMHNVA--683J-A 2
VRMHNVA--912J-A 2
2 SM04(4.0)B.BHS-1-TB
GL SM02(4.0)-WH2
SMD 0603 10KÙ 5%
SMD 0603 68KÙ 5%
SMD 0603 9.1KÙ 5%
REMARK
JST
GEAN-LEA
YAGEO
YAGEO
YAGEO
6. R7,8
7. R9,10
8. R11,12,
31,32
9. R13,14
10. R15,16
11. R17,18
12. R27
13. R28,29,
14. R23,24,
25,26
15. R19,20
16. R21,22
17. R33
18. Q1 TRANSIST0R VSTDTC144WKA--A 1 SMD DTC144WKA ROHM
19. Q2
20. Q3,5
21. Q4,6
22. Q7,8,9,
10
23. C1,2 CAPACITOR VCLFCN1EY224Z-A 2
24. C3,4,,9
VRMHNVA--274J-A 2
VRMHNVA--R00J-A 2
VRMCNV8--102F-A 4
VRMHNVA--752J-A 2
VRMHNVA--433J-A 2
VRMHNVA--271J-A 2
VRMHNVA--472J-A 1
VRMHNVA--392J-A 2
VRMBNV4--102F-A 4
VRMCNV8--183F-A 2
VRMCNV8--133F-A 2
VRMHNVA--363J-A 1
VSTDTA144WKA --A 1 SMD DTA144WKA ROHM
VSTSST3904----A
VSTMMBT3904-A
VSTCEM9435A-----A 2 SMD CEM9435A CET
VST2SD2150----A 4 SMD 2SD2150 ROHM
VCLRCN1EB104K-A 3
SMD 0603 270KÙ 5%
SMD 0603 0 Ù 5%
SMD 0805 1KÙ 1%
SMD 0603 7.5KÙ 5%
SMD 0603 43KÙ 5%
SMD 0603 270Ù 5%
SMD 0603 4.7KÙ 5%
SMD 0603 3.9KÙ 5%
SMD 1206 1KÙ 1%
SMD 0805 18KÙ 1%
SMD 0805 13KÙ 1%
SMD 0603 36KÙ 5%
2 SMD SST3904-T116
SMD MMBT3904
SMD 0805 0.22 µF/25V
SMD 0805 0.1 µF/25V
YAGEO
YAGEO
YAGEO
YAGEO
YAGEO
YAGEO
YAGEO
YAGEO
YAGEO
YAGEO
YAGEO
YAGEO
ROHM
MOTOROLA
TDK
TDK
25. C5 VCEATU1EC336M--
VCEATU1VC476M--
1
DIP UGX 33 µF/25V
DIP UGX 47 µF/35V
SANYO
A
SAMPO CORPORATION
TROUBLE SHOOTING OF CHI-MEI INVERTER ( DIVTL0037-D42- -)
8-2 COMPONENTS LIST:
NO. REF. PART
26. C6
27. C10,11
NAME
28. C12,13
29 C14,15,19,
20
30. C7,16,17
31. C18
32. C21
33. D1,2 DIODE VSDRLS4148----A 2 SMD RLS4148 ROHM
34. D3,4
35. D5,6
36. D7,8
37. I.C I.C VSITL1451ACNS-A 1 SMD TL1451ACNS TEXAS
CAPACITOR VCDSEU3SL220K-- 4
PART NUMBER QTY DESCRIPTION SUPPLIER REMARK
VCLRCN1HB102K-A 1 SMD 0805
1000PF/50V
VCLRCN1EB333K-A 2 SMD 0805 0.033
µF/25V
VCMEBF2AB184J-P
VCMECF2AC184J-P
VCLFCN1EY105Z-A 3
VCLFCN1CY225Z-A 1
VCLFBN1CY475Z-A 1
VSDRB160L40---A
VSDSMA160-----
VSZRLZ8.2B-----A 2 SMD RLZ8.2B ROHM
VSDDA204K-----A 2 SMD DA204K ROHM
2
DIP 0.18µF/100V
DIP 0.18µF/100V
DIP 22PF/3KV 10%
SMD 0805 1 µF/25V
SMD 0805 2.2 µF/16V
SMD 0805 4.7 µF/16V
2 SMD RB160L40
SMD SMA160
TDK
TDK
ARCO
THOMSON
TDK
TDK
TDK
TDK
ROHM
TPC
38. F1 FUSE QFS-N302FIDZD-A
QFS-Z302FIDZD-A
40. L1,2 COIL RCHOL0007ID151A
41. PT1,2 TRANS RCVT-1207ID-Z-A
42. PCB PCB QPWBGL983IDLF3- 1 QPWBGL983IDLF3- EISO
RCHOL0007ID151-
RCVT-1207ID-Z-C
1 SMD FUSE 3.0A/63
SMD FUSE 3.0A/63
2
DIP 150µH 10%
DIP 150µH 10%
2 SMD YST-1207
SMD WT-1207
LITTLE
BUSSMANN
YST
YST
WT
LONGMAW
Attachment
(FEC1Q2)
Attachment 1
Attachment 2
Attachment 2-1
CHECK ON FUSE
TO CHANGE
TO CHECK ON Q4&Q6
TO CHANGE
TO CHECK ON L1&L2
TO CHANGE
SAMPO CORPORATION
TROUBLE SHOOTING OF CHI-MEI INVERTER ( DIVTL0037-D42- -)
9. TROUBLE SHOOTING
9-1 NO POWER:
. FAIL
F1 Vin=12
F1= 4.0A/63V
PASS FAIL
Vout = 9V
TO CHANGE
L: Q4&Q3&Q11
L: Q4&Q3&
R: Q5&Q6&Q12
R: Q5&Q6&
PASS
INPUT 9V TO L1 OR L2
FAIL
L: Q7&Q8&C12&PT1
R: Q9&Q10&C13&PT2
PASS
FUNCTION TEST OK!
SAMPO CORPORATION
1. SHORT R30 OPEN LOAD
TO CHANGE ON
1 CHECK ON C6 FREQUNCY
TO CHANGE ON C6
TROUBLE SHOOTING OF CHI-MEI INVERTER ( DIVTL0037-D42- -)
9-2 HIGHT VOLTAGE PROTECTION:
FAIL
2. TEST C14 INPUT POINT
PASS
9-3 OUTPUT CURRENT ABNORMALITY:
FAIL
PASS
VOLTAGE Vh=1600 ±100V rms
&CHIP&IC CPIP
2 OSCILLATOR FREQUNCY
RANGE = 100 ~ 250 KHZ
PT1 OR PT2
FUNCTION TEST OK!
CHIP OR IC CHIP
FUNCTION TEST OK!
SAMPO CORPORATION
IF ENBALE ABNORMALITY
IF DIMMING ABNORMALITY TO
TO CHANGE ON R1 OR R2 OR
IF DIMMING ABNORMALITY TO
TROUBLE SHOOTING OF CHI-MEI INVERTER ( DIVTL0037-D42- -)
9-4. ENBALE ABNORMALITY:
1. TO CHECK IC PIN 9 TURN NO
FAIL
HAVE 12 VOLTAGES
PASS
TO CHANGE ON Q1&Q2
FUNCTION TEST OK!
9-5 DIMMING CONTROL ABNORMALITY:
CHECK R1&R2&C6&R33 HAVE
FAIL
BREAK
CHECK R1&R2&C6 HAVR BREAK
C6&R33
PASS
FUNCTION TEST OK!
- 9 -
IF TRANSFORMER ABNORMALITY TO
TO CHANGE ON C3&C4
SAMPO CORPORATION
TROUBLE SHOOTING OF CHI-MEI INVERTER ( DIVTL0037-D42- -)
9-6 TRANSFORMER ABNORMALITY:
FAIL
CHECK C3&C4 CHIP OUTLINE OR
TRANSFORMER
PASS
OR TRANSFORMER
FUNCTION TEST OK!
10. INSTRUMENTS FOR TEST:
1. DC POWER SUPPLY GPS-3030D
2. AC VTVM VT:-181E
3. DIGITAL MULTIMERTER MODEL-34401
4. HIGHTVOLT PROB MODEL-1137A
5.SCOPE MODEL-V-6545
6. AC mA METER MODEL-2016 (YOKOGAWA)
CHECK U101 PIN7
CHECK U101 PIN4
FREQ. (50~70KHZ)
6 C). ADAPTER-MODULE Trouble shooting chart
The following spec & block-diagram is offer by CHI-SAM –COMPANY, for External Adapter
part number : 80AL17-1-CH ( Black), 80AL17-2-CH ( White)
AC ADAPTER CH-1205 TROUBLE SHOOTING
NO VOLTAGE O/P
CHECK BD101
AC VOLT. I/P
OK ?
CHECK BD101
DC VOLT. O/P
OK ?
12~15Vdc OK ?
OK ?
CHECK Q101
PIN G & PIN D
WAVE OK ?
OK?
CHECK D106, D107, U102, U103
YES
YES
YES
YES
YES
NO
REPLACE
F101
NO
REPLACE
BD101
NO
CHECK
R115,D103,U10
1
NG ?
NO
CHECK
C110,U101
NG ?
NO
CHECK Q101
NG
IV. ADAPTER BOM LIST ( PART no. 80AL15-2-LI)
Ite
Reference Part Quantity Cat.NO.
m
1 BD101 DIODE BRIDGE KBL405G 600V/4A 1 PCS 15D7L405G6
CN101 AC POWER SOCKET 1 PCS 64P21-0001
2
3 BEAD1,BEAD2,BEAD3,BEAD4 BEAD 3.5*3.2*1.6mm 4 PCS 62C-353216
4 C116 CAP CER 102P/500V +-10% Y5P 1 PCS 99426A1025
5 C105 CAP CER 103P/500V +80-20% Z5V 1 PCS 99459F1033
C107,C108,C109,
6
C121,C122,C123
7 C112 CAP CER 271P/50V +-5% NPO SMD(0805) 1 PCS 99B15E271D
8 C113 CAP CER 301P/50V +-5% NPO SMD(0805) 1 PCS 99B15E301D
9 C110,C111 CAP CER 332P/50V +-10% X7R SMD(1206) 2 PCS 99B26D332E
10 C114 CAP CER 102P/50V +-10% X7R SMD(0805) 1 PCS 99B26D102D
11 C117,C118 CAP ELEC 1000U/16V +-20% 105(LOW ESR) 2 PCS 28D37-1021
12 C104
13 C106 CAP ELEC 150U/25V +-20% 105 1 PCS 28147-1511
14 C119 CAP ELEC 470U/16V +-20% 105(LOW ESR) 1 PCS 28D37-4711
15 C103 CAP X1 0.47U/300Vac +-10% P=22.5 1 PCS 42A96-474G
16 C124 CAP Y2 102P/250Vac +-20% P=7.5 1 PCS 42D77-102F
17 C101,C102,C115 CAP Y2 222P/250Vac +-20% P=7.5 3 PCS 42D77-222F
18 L103 COIL CHOKE 5uH 5*20(RD005) 1 PCS 45M56-509C
19 D104,D105,D108,D109 DIODE 1N4148 75V/150mA(SMD) 4 PCS 15A2N41480
20 D102,D103 DIODE RLS245(SMD) 2 PCS 15AHLS2450
21 D106,D107 DIODE SCHOTTKY MBR20100CT 100V/20A 2 PCS 15B3100CT6
DIODE SCHOTTKY MBRF20100CT 100V/20A 15B3201006
DIODE SCHOTTKY FCH20A10 100V/20A 15B320A106
DIODE SCHOTTKY SS20FJK10L 100V/20A 15B3JK10L6
22 D101 DIODE UF4005G 600V/1A 1 PCS 15A74005G2
23 ZD102 DIODE ZENER RLZ18C(SMD) 1 PCS 15Z35Z18C0
24 ZD101 DIODE ZENER RLZ20B(SMD) 1 PCS 15Z35Z20B0
25 FOR COVER SCREW
26 F101 FUSE T2A/250Vac SLOW BLOW 1 PCS 49F54-202A
27 U105 IC AP431W*D 85 SMD(SOT-23) 1 PCS 171AP431WD
28 U104A IC BA10358F(SMD) 1 PCS 171A10358F
29 U101 IC CM3842 1 PCS 1700CM3842
30 U103 IC CM431 1 PCS 17000CM431
31 U102
32 J101 JUMPER 0.6ø 8*12.5mm 1 PCS 54JB5-0005
34 J104 JUMPER 0.6ø 8*22.5mm 1 PCS 54JB5-0009
35 J103,J105,J106 JUMPER 0.6ø 8*5mm 3 PCS 54JB5-0002
36 J102 JUMPER 0.6ø 8*7.5mm 1 PCS 54JB5-0003
37 LED101 LED L-34GD TYPE GREEN 1 PCS 1903112011
38 L102 LINE FILTER 18mH UU15.7(RD002) 1 PCS 47E10-0010
39 Q101 MOS FET 2SK2996 600V/10A 1 PCS 14K1SK2996
MOS FET2SK2761-01MR 600V//10A 14K1SK2761
MOS FET 2SK2843 600V/10A 14K1SK2843
CAP CER 104P/50V +-10% X7R SMD(0805) 6 PCS 99B26D104D
CAP ELEC 120U/400V +-20% 105 650mA
18*36
PHM3-20*10 2 pcs
IC H11A817C 1 PCS 17011A817C
1 PCS 281D701211
6721A30101
41 PCB PCB FOR CH-1205 REV:D 1 PCS 11S43-0030
42 R117 RES 100 1/8W +-5% SMD(0805) 1 PCS 2242510000
43 J109,J110 RES 0 OHM 1/4W +-5% SMD(1206) 2 PCS 2243500000
44 R143 RES 1.8K 1/8W +-5% SMD(0805) 1 PCS 2242518010
45 R114 RES 100 1/4W +-5% SMD(1206) 1 PCS 2243510000
46 R124,R127 RES 10K 1/8W +-5% SMD(0805) 2 PCS 2242510020
47 R136 RES 113K 1/8W +-1% SMD(0805) 1 PCS 2242111330
48 R145 RES 12K 1/4W +-5% SMD(1206) 1 PCS 2243512020
49 R128 RES 13K 1/8W +-5% SMD(0805) 1 PCS 2242513020
50 R115 RES 15 1/4W +-5% SMD(1206) 1 PCS 2243515090
51 R123 RES 150 1/4W +-5% SMD(1206) 1 PCS 2243515000
52 R107,R108,R109,R110 RES 180K 1/4W +-5% SMD(1206) 4 PCS 2243518030
53 R142 RES 2.4K 1/8W +-1% SMD(0805) 1 PCS 2242124010
54 R130,R131,R132, R133 RES 24 1/4W +-5% SMD(1206) 4 PCS 2243524090
55 R141 RES 270 1/4W +-5% SMD(1206) 1 PCS 2243527000
56 R129 RES 3.6K 1/8W +-5% SMD(0805) 1 PCS 2242536010
57 R137 RES 3.74K 1/8W +-1% SMD(0805) 1 PCS 2242137410
58 R139 RES 330 1/4W +-5% SMD(1206) 1 PCS 2243533000
59 R105,R106 RES 3M 1/4W +-5% SMD(1206) 2 PCS 2243530040
60 R104,R116 RES 4.7K 1/4W +-5% SMD(1206) 2 PCS 2243547010
61 R118,R144,R120,R134 RES 4.7K 1/8W +-5% SMD(0805) 4 PCS 2242547010
62 R102,R103 RES 470K 1/4W +-5% SMD(1206) 2 PCS 2243547030
63 R122 RES 47K 1/8W +-5% SMD(0805) 1 PCS 2242547020
64 R126 RES 510 1/8W +-5% SMD(0805) 1 PCS 2242551000
65 R138 RES 680 1/8W +-1% SMD(0805) 1 PCS 2242168000
66 R121 RES 8.2K 1/8W +-1% SMD(0805) 1 PCS 2242182010
67 R140 RES 9.31K 1/8W +-1% SMD(0805) 1 PCS 2242193110
68 R119 RES CF 4.7 K 1/8W +-5% 1 PCS 2222547011
69 R135 RES CuNi 10mÙ +-1%() 1 PCS 24911-0189
70 R111 RES MOF 43K 3W +-5% ()KINK 1 PCS 2376543029
71 R125
72 FOR C124 SRK TUBE 1ø*17mm 1 PCS 57701-0170
73 FOR CN101 RING TERMINAL *70mm 1 PCS 54B2310705
74 FOR PCB SCREW M3*6 ISO/SW ZNC 2 PCS 6720530051
75 FOR Q101,D107,D106 SPRING SK-7 3 PCS 76455-0010
76 FOR CN101 SRK TUBE 5ø*0.9cm 1 PCS 57705-0090
77 FOR Q101,D107,D106 SRK TUBE 6ø*16mm 3 PCS 57706-0160
78 FOR C105 SRK TUBE 8ø*15mm 1 PCS 57708-0150
79 FOR R125 SRK TUBE 8ø*22mm 1 PCS 57708-0220
80 L101
81 Q102 TR NPN 2SC4505 400V/0.1A (SMD) 1 PCS 14D2SC4505
82 Q103,Q105 TR NPN C2412K 50V/0.15A(SMD) 2 PCS 14C2C2412K
83 Q104 TR PNP A1037AK -50V/-0.15A(SMD) 1 PCS 14A21037AK
84 VAR101 VARISTOR SAS-471KD07 7ø 1 PCS 27111-0001
85 T101 X'FORMER PWR PQ2620 FOR CH-1205(RD010) 1 PCS 47S10-0040
RES W.W. 0.39 OHM 2W +-5% NKNP TYPE
KINK
Toroidal choke coil 2mH
TN12.7*7.9*3.5(RD009)
1 PCS 24735-398B
1 PCS 45M36-502L
86 FOR FRONT HEATSINK TCR- 05 15*25-ASAHI 1 PCS 85011-0001
87 FOR FRONT HEATSINK TCR- 10 10*20-ASAHI 1 PCS 85100-0001
88
89
90
91
92 FRONT HEATSINK FOR CH-1205 1 PCS 75170-0060
93
94
95
96
97
98 FOR D106,D107 SILICON RUBBER COVER (TO-220ST-B) 2 PCS 80100-0001
3M#44 1L 35*40mm 1 PCS 80400-0001
FRONT COVER 129.3*63.8*19.34mm 1 PCS 0810400020
BASE COVER 129.3*63.8*18.7mm 1 PCS 0820400020
DC OUTPUT POWER CABLE UL1185#18AWG ø
5.5*ø2.5 *20.5,(&)L=80CM
BOTTOM HEATSINK FOR CH-1205 REV:C 1 PCS 75170-005C
FRPP FOR CH-1205 BOTTOM HEATSINK 1 PCS 80300-0020
LED HOLDER 5*10 1 PCS 71720-0010
RATING FOR CH-1205 REV:C 1 PCS 0643C00026
15*4mm OK FOR CH-1205 REV:A 1 PCS 0643000031
1 PCS 56L1807811
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