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S/M NO : SL26M1W001
Service Manual
LCD DVD Combo 26"
Model : DSL-26M1WC
Caution
: In this Manual, some parts can be changed for improving. their
performance without notice in the parts list. So, if you need the
latest parts information, please refer to PPL(Parts Price List)in
Service Information Center.
AUG.2007
DSL26M1WC SERVICE MANUAL
CONTENT
PART 1Brief Introduction Of The DSL26M1TC
Schematic Diagram
Printed Circuit
PART 2: Exploded View
PART 3 Key Ics And Assemblies
PART 4: Detailed Circuit
Main Board
TV board
PART 5: Parts List
Part 1 Brief Introduction Of The DSL26M1TC
Schematic Diagram
Printed Circuit
1. Main board
A: TOP LAYER
B: BOTTOM LAYER
2. TV Board
A: TOP LAYER
B: BOTTOM LAYER
3. Power board
A: TOP LAYER
B: BOTTOM LAYER
Part 2 Exploded view
Part 3 Key ICS And Assemblies
On Main Board On rotate connecting board
Serial Serial Position Type
Position Type
No no
1 U8 U5 HYB25DC256160CE-5 1 U1 FSAV330
2 U23 S29AL016M90TEI 2 U2 74HCT4052
3 U3 PW118B-10 3 U3 L7808C-V
4 U13 HY57V161610ETP-7
5 U24 THC63LVDM83R
6 1U1 ATMEGA8L
On TV Board
7 U4 24LC128A
Serial Position Type
8 U6 U11 24LC21A
no
9 U2 74LVC125 1 U1 L7809
10 U1 AP1084-1.8V 2 U6 U12 LM317L
11 U9 AP1084-2.5V 3 U8 CD4052
12 9U1 CM2006 4 U7 TEA6415CD
13 U17 AZ1117H-3.3 5 U13 NJM4558
14 U16 AZ1117H-1.8 6 U4 BH3547F
15 U10 IRF7314TR 7 U10 MSP3410G-QA-B8-V3
16 U7 FSAV330 8 U3 SN74AVC1T45
17 2U1 FAN5236MTC 9 5U1 NJW1147
18 2U3 2U4 2U5 2U6 FDS6680
19 2U2 78L05
20 U3 PW3300B-10
10
ICS ON MAIN BOARD
1. 74LVC125A
2. CM2006
11
3. 78L05
4. FSAV330
12
5. IRF7314
13
6. ATMEGA8L
14
7. HYB25DC256160CE-5
15
16
17
18
8. FAN5236
19
20
21
22
23
24
25
9. FDS6680
26
27
28
29
30
ICS on TV Board
1. L7809
31
2. CD4052B
The CD4052B is a differential 4-Channel multiplexer having two binary control inputs, A and
B, and an inhibit input. The two binary signals select 1 of 4 pairs of channels to be turned on and
connect the analog inputs to the outputs.
PInputs
32
3. NJM4558
33
4. SN74AVC1T45
34
35
36
5. NJW1147
37
38
39
6. MSP3410G-QA-B8-V3
40
41
42
Part 4 Detailed Circuit
MAIN BOARD
1. TOP
Page 2
Page 9
STFSW
STFSW T1SY NC STFSW
T1SY NC T1SY NC SBFSW
RESETn SBFSW SBFSW Page 10
RESETn RESETn
SCL2
SCL2 SDA2 SCL2
SDA2 SDA2 STSWI
SCL STSWI SBSWI STSWI
SCL SDA SBSWI SBSWI
SDA Y23
BL_PWM Y 23 C23 Y 23
BL_PWM BL_PWM C23 C23
MUTE HD2Y
MUTE MUTE HD2Y HD2CB HD2Y
MUTE_C HD2CB HD2CR HD2CB
HP_MUTE HD2CR HD2SOG HD2CR
HD2SOG HD2SOG
HD/DVD
HD/DVD FPBL_ON
MRXD FPBL_ON FPBL_ON
MRXD MTXD
MTXD
FLASHID
FLASHID
Page 5 HPSW
MUTE_C HPSW HPSW
MUTE_C
RECODER HP_MUTE
RECODER RECODER HP_MUTE CTL1
IRRC CTL2
IRRC IRRC SCL HD1R CTL3
RSTN SDA HD1L
RSTN RSTN
POWERKEY PCVS
POWERKEY POWERKEY PCVS 09_VMUX
IRIN CTL1 Page 12
IRIN LED_R IRIN CTL1 CTL2
LED_R LED_G LED_R CTL2 CTL3
LED_G LED_G CTL3 Page 6
HD1Y IN0R[9:2]
HD1Y HD1CB HD1Y IN0R[9:2] IN0G[9:0] IN0R[9:2]
STBY HD1CB HD1CR HD1CB IN0G[9:0] IN0B[9:0] IN0G[9:0]
05_MCU_MEGA8 HD1CR HD1CR IN0B[9:0] IN0B[9:0]
HD1L
HD1L HD1R IN0CLK
HD/DVD HD1R IN0CLK IN0PEN IN0CLK
IN0PEN IN0VBI IN0PEN
A[20:1] Page 4 06_HDINPUT IN0VBI IN0HS IN0VBI
A[20:1] D[15:0] A[20:1] IN0HS IN0AHS IN0HS
D[15:0] D[15:0] IN0AHS IN0VS IN0AHS
ROMOEn IN0VS IN0FLD IN0VS
ROMOEn ROMWEn ROMOEn Page 7 IN0FLD IN0FLD
ROMWEn ROMWEn IN0CST
PCRED IN0CST IN0CMP IN0CST
04_PROC_MEMORY PCRED PCGRN PCRED IN0CMP IN0CMP
MRXD PCGRN PCBLU PCGRN
MTXD PCBLU PCBLU 12_INPORTS
Page 13 HSY NC
DPWON FLASHID HSY NC VSYNC HSY NC
DPWON LVDSON DPWON PCVS VSY NC VSY NC
LVDSON LVDSON
BL_R/L Page 11
07_GINPUT
02_MISC 13_DISPLAY 11_PW3300B_PWR
Page 8 RXDCp
Page 3 RXDCp RXDCm RXDCp Page 14
RXDCm RXD2p RXDCm
03_MAIN_MEMORY RXD2p RXD2m RXD2p
RXD2m RXD1p RXD2m BL_R/L STBY 14_POWER
RXD1p RXD1m RXD1p BL_R/L STBY
RXD1m RXD0p RXD1m
RXD0p RXD0m RXD0p
RXD0m RXD0m RESETn
DSCL
DSCL DSDA DSCL SDA Page 15
DSDA DSDA SCL
08_GDVI 10_PW3300B 15_DC
43
2. MISC
V33 V33 V33 VCCSW
3K3
3K3
R18 221
R5
D1 LED NC
LED2 1 2 LED1
RSTN
R164
3
R182
R4
1 LED3 R19 10.0K BLPWMM
Q3 BL_PWM
3
3904 R1 10K/0
100/NC PWMM 1 Q11
2
3
R181 3904 R183 + C74
MRXD PWMMM 1
SW1 V33 PWM Q8 C4
MTXD 3904 NC 10K/NC 10uF-16V/NC
2
Y 1 XTAL14.31818 SW_MOM_4P 2.2K
1 2 3 2
2
V33 R6
U4 24LC128A
V33 V33 V33 V33 V33 V33 V33 V33 V33 V33 V33 V33 V33 6 8 R7 1.00M 2.21K
5 SCL VCC
SDA 4
RESET 1 A[20:1]
C10 C8 C9 RSTn AA8 D12 A1
1 7 RESET A1 B12 A2
R8 R13 R14 R3 R2 R16 R51 R49 R177R74 R54R40 R52 2 NC0 WP 0.1uF 18pF 18pF XTALIN W7 A2 A10 A3
3 NC1 4 XTALOUT V7 XI A3 C12 A4
NC2 GND XO A4
4.7K/NC 2.00K
2.00K 2.00K
2.00K 4.7K 4.7K 10K 4.7K/NC 4.7K 4.7K
4.7K D11 A5
A5
4.7K/NC I2C: 0xA0-0xAE R33 100 RXDA Y 13
RXD0 A6
E12 A6
R31 100 TXDA W13 C11 A7
TXD0 A7 C8 A8
IRRC AB13 A8 A11 A9
IRRC T1SY NC IRRCVR0 A9
AA13 C9 A10
T1SY NC IRRCVR1_EINT1 A10 C10 A11
A11 D8 A12
SDA Y9 A12 D7 A13
SDA PORTA0 A13
SCL AB11 B8 A14
SCL PORTA1 A14
SDA2 AA10 C7 A15
SDA2 PORTA2 A15
SCL2 AA9 B11 A16
SCL2 PORTA3 A16
STFSW AB12 D9 A17
STFSW PORTA5 PORTA4 A17
AB10 A7 A18
TP1 LED PORTA5 A18
W9 D10 A19
W10 PORTA6 A19 B7 A20
PORTA7 U3D A20 A8
A21 RESETn
MUTE R66 100 PORTB0 Y 10 B10
PORTB1 PORTB0 A22 LVDSON
R53 100 W11 PW118B E9
RECODER PORTB2 PORTB1 A23 DPWON
R163 100 AA11
FLASHID PORTB3 PORTB2 D[15:0]
R41 100 AA12 Misc B17 D0
HD/DVD POWERKEY R9 150 PORTB4 AB9 PORTB3 D0 D14 D1
DVDKEY 1 R160 150 PORTB5 W12 PORTB4 D1 D17 D2
DVDKEY 2 R12 150 PORTB6 Y 11 PORTB5 D2 C17 D3
DVDKEY 3 R38 150 PORTB7 Y 12 PORTB6 D3 D16 D4
PORTB7 D4 D15 D5
KEY ADC0 R137 10K ADC0 AA6 D5 C14 D6
TP12 KEY ADC1 ADC1 ADC0 D6
V33AA +5VSB R136 10K AB7 C15 D7
TP11 KEY ADC2 ADC2 ADC1 D7
R135 10K V6 A16 D8
CON1 TP10 ADC3 ADC2 D8
KEY ADC3 R134 10K V5 C16 D9
TP21 ADC3 D9
10K
10K
10K
10K
13 POWERKEY B15 D10
POWERKEY D10
12 DVDKEY 3 B16 D11
11 DVDKEY 2 W21 D11 D13 D12
10 DVDKEY 1 Y 21 TMS D12 B14 D13
9 KEY ADC3 AA22 TDO D13 A14 D14
TDI D14
R159
R158
R157
R156
8 KEY ADC0 AB22 A15 D15
7 Y 22 TRST D15
6 C11 0.1uF TCK A12
5 RD A9
4 LED_G V33 AA21 WR B9
LED_R LED_G JTAGSEL ROMOE ROMOEn
3 W22 A13
IRIN LED_R TESTMODE ROMWE ROMWEn
2 R20 10.0K ADR24B AB21 C13
IRIN ADR24B CS0
1 AB8 B13
BIT SEL ANLGTST Y6 EXTRSTEN CS1 Y8 NMI
LVDSEN NMI
CON13_1.25MM R21 12.1K
V33
NMI1 R22 1.00K
1 NMI 4
SW2 R23
C13
SW_MOM_4P/NC 4.75K
2 3 0.1uF
44
3. MAIN_MEMORY
MMD[31:0]
V25
U5
1
VDD1 18
49 VDD2 33
MMD0 1 8 RP1 MD0 T20 M22 8 1 RP2 RMCK0 VREF VDD3 3
MMD1 2 7 22R MD1 T21 MD0 MREFIN0 C22 7 2 22R RMCK1 VDDQ1 9
MMD2 3 6 MD2 T22 MD1 MREFIN1 6 3 RMCK1n 45 VDDQ2 15
MMD3 4 5 MD3 R19 MD2 5 4 RMCK0n 46 CK VDDQ3 55
MMD4 1 8 RP3 MD4 R20 MD3 V22 MCK R56 22R 44 CK VDDQ4 61
MMD5 2 7 22R MD5 R21 MD4 MCK U21 MCKn R55 22R RMCKE CKE VDDQ5
MMD6 3 6 MD6 R22 MD5 MCK U20 MCKFBK RMRASn 23 2 MMD0
MMD7 4 5 MD7 P19 MD6 MCKFBK T19 MCKFBKn RMCASn 22 RAS DQ0 4 MMD1
MMD8 1 8 RP4 MD8 L22 MD7 MCKFBK A18 MCKE RMWEn 21 CAS DQ1 5 MMD2
MMD9 2 7 22R MD9 N20 MD8 MCKE RMCSn 24 WE DQ2 7 MMD3
MMD10 3 6 MD10 M19 MD9 B20 MRASn 8 1 RP5 CS DQ3 8 MMD4
MMD11 4 5 MD11 K22 MD10 MRAS A19 MCASn 7 2 22R 20 DQ4 10 MMD5
MMD12 1 8 RP6 MD12 M20 MD11 MCAS A17 MWEn 6 3 47 LDM DQ5 11 MMD6
MMD13 2 7 22R MD13 M21 MD12 Main MWE B18 MCSn 5 4 16 UDM DQ6 13 MMD7
MMD14 3 6 MD14 L21 MD13 Memory MCS 51 LDQS DQ7 54 MMD8
MMD15 4 5 MD15 K21 MD14 N22 MDM0 5 4 RP7 RMDM1 UDQS DQ8 56 MMD9
Port
MMD16 1 8 RP46 MD16 H20 MD15 MDM0 N21 MDM1 6 3 22R RMDM0 RMA0 29 DQ9 57 MMD10
MMD17 2 7 22R MD17 F21 MD16 MDM1 P21 MDQS0 7 2 RMDQS0 RMA1 30 A0 DQ10 59 MMD11
MMD18 3 6 MD18 D22 MD17 U3F MDQS0 P22 MDQS1 8 1 RMDQS1 RMA2 31 A1 DQ11 60 MMD12
MMD19 4 5 MD19 H19 MD18 MDQS1 RMA3 32 A2 DQ12 62 MMD13
MMD20 1 8 RP47 MD20 G20 MD19 PW118B RMA4 35 A3 DQ13 63 MMD14
MMD21 2 7 22R MD21 E21 MD20 G22 MA0 5 4 RP8 RMA0 RMA5 36 A4 DQ14 65 MMD15
MMD22 3 6 MD22 D21 MD21 MA0 L20 MA1 6 3 22R RMA1 RMA6 37 A5 DQ15
MMD23 4 5 MD23 C21 MD22 MA1 L19 MA2 7 2 RMA2 RMA7 38 A6
MMD24 1 8 RP48 MD24 B21 MD23 MA2 J21 MA3 8 1 RMA3 RMA8 39 A7 34
MMD25 2 7 22R MD25 F19 MD24 MA3 E22 MA4 5 4 RMA4 RMA9 40 A8 VSS1 48
MMD26 3 6 MD26 E19 MD25 MA4 B19 MA5 6 3 RP9 RMA5 RMA10 28 A9 VSS2 66
MMD27 4 5 MD27 C20 MD26 MA5 J20 MA6 7 2 22R RMA6 RMA11 41 A10/AP VSS3 6
MMD28 1 8 RP49 MD28 D19 MD27 MA6 F22 MA7 8 1 RMA7 RMA12 42 A11 VSSQ1 12
MMD29 2 7 22R MD29 C19 MD28 MA7 K19 MA8 8 1 RP10 RMA8 A12 VSSQ2 52
MMD30 3 6 MD30 E18 MD29 MA8 K20 MA9 7 2 22R RMA9 26 VSSQ3 58
RMA[12:0]
MMD31 4 5 MD31 D18 MD30 MA9 A20 MA10 6 3 RMA10 27 BA0 VSSQ4 64
MD31 MA10 G21 MA11 5 4 RMA11 BA1 VSSQ5
MA11 K18 MA12 5 4 RMA12 DDR400_SDRAM_256M
MA12 6 3 RP11
M18 MBNK0 7 2 22R RMBK0
RMDQS0 MBNK0 H22 MBNK1 8 1 RMBK1
TP2 MBNK1
TP3 MD0
MMD0 E20 MDM2 R95 22R RMDM2
TP4 MDM2 D20 MDM3 R26 22R RMDM3
MDM3 A22 MDQS2 R97 22R RMDQS2 V25
RMA0 MDQS2 G19 MDQS3 R57 22R RMDQS3 U8
TP5 MDQS3
TP6 RMCK0 1
RMCK0n VDD1 18
TP7 VDD2
TP8 RMCASn 49 33
VREF VDD3 3
VDDQ1 9
MA10 R83 22R RMA10 V25 45 VDDQ2 15
46 CK VDDQ3 55
MA5 R79 22R RMA5 R24 1.00K MVREF 44 CK VDDQ4 61
CKE VDDQ5
MCKE R94 22R RMCKE 23 2 MMD16
R25 C14 C15 C16 C44 22 RAS DQ0 4 MMD17
21 CAS DQ1 5 MMD18
0.1uF 0.1uF 0.1uF 0.1uF 24 WE DQ2 7 MMD19
1.00K
CS DQ3 8 MMD20
20 DQ4 10 MMD21
47 LDM DQ5 11 MMD22
16 UDM DQ6 13 MMD23
51 LDQS DQ7 54 MMD24
V25 V25 V25 V25 V25 V25 V25 V25 UDQS DQ8 56 MMD25
RMA0 29 DQ9 57 MMD26
RMA1 30 A0 DQ10 59 MMD27
C17 C18 C19 C20 C21 C22 C23 C24 RMA2 31 A1 DQ11 60 MMD28
RMA3 32 A2 DQ12 62 MMD29
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF RMA4 35 A3 DQ13 63 MMD30
RMA5 36 A4 DQ14 65 MMD31
RMA6 37 A5 DQ15
RMA7 38 A6
RMA8 39 A7 34
V25 V25 V25 V25 V25 V25 V25 V25 RMA9 40 A8 VSS1 48
RMA10 28 A9 VSS2 66
RMA11 41 A10/AP VSS3 6
C36 C37 C38 C39 C40 C41 C42 C43 RMA12 42 A11 VSSQ1 12
A12 VSSQ2 52
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 26 VSSQ3 58
27 BA0 VSSQ4 64
BA1 VSSQ5
DDR400_SDRAM_256M
45
4. PROC_MEMORY
Stuff for Stuff for
8-bit 16-bit
Flash Flash
Mode Mode
V33 V33
R138 R139
10.0K/NC 10.0K
A19
R140 R141
10.0K/NC 1.82K
ROMOEn
ROMWEn
R142 1.00K
V33
V33 V33 C245
R143 0 ICEWELn U23
FCEn 26 13 VPP 0.1uF
28 CE VPP
JP5
R144 0 ICEWEHn 11 OE 37
A1 1 2 ICEn V33 V33 12 WE VCC
DO NOT STUFF 3 4 FWPn 14 RP
D0 5 6 D8 BY TEn 47 WP 29 D0 V33
D1 7 8 D9 BY TE D1 31 D1
D2 9 10 D10 R145 R146 A1 25 D2 33 D2
D3 11 12 D11 A2 24 A0 D3 35 D3 C246
13 14 D4 A3 23 A1 D4 38 D4
10.0K 10.0K
2
1
D12 15 16 D5 A4 22 A2 D5 40 D5 0.1uF
D13 17 18 D6 JP6 A5 21 A3 D6 42 D6
D14 19 20 D7 HDR_2X1/NC A6 20 A4 D7 44 D7
D15 21 22 A7 19 A5 D8 30 D8
23 24 A17 A8 18 A6 D9 32 D◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo