Panasonic Diga DMR-EX77EB Service Manual Download

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12 Schematic Diagram

12.1. Interconnection Schematic Diagram

P.C.B.Name

Main Net

Timer

Circuit Name

Ref.No.50000 SERIES

Ref.No.

57000,58000 SERIES

Ref.No.53000,54000,55000

Ref.No.54400 SERIES
Ref.No.59000 SERIES

MV4_BE

P.C.B.

Digital

Circuit Name

Audio I/O
D Net

FEP

P.C.B.

Main

A/V I/O

Ref.No.7500 SERIES

Ref.No.3000,3900,4000,4900 SERIES

Nicam Decoder

Ref.No.7300 SERIES

Ref.No.

Ref.No.1500,7400 SERIES

P.C.B.Name

P58001

P59001

P7402

MAIN P.C.B.

DVD DRIVE

DIGITAL P.C.B.

CLOSE SW

GND

P50001

COILW

COILV

COILU

H+

HU+

FP50003

HV+

HW-

HU-

5
6

HV-

HW+

H-

3
4

1
2

FP50004

CARTRIGE

LM-

REC INH

5
6

PHOTO_LED

OPEN_SW

LM+

3
4

1
2

FP50002

B+

GND

B-

5
6

A+

A-

GND

3
4

1
2

ACT FOC1-

ACT FOC1+

ACT TRK-

ACT TRK+

ACT FOC2+

ACT FOC2-

GND

SMOUT

OEIC SW1

OEIC SW2

OEIC HL

OEIC GK

OEIC FJ

OEIC EI

OEIC A

OEIC B

OEIC RF-

OEIC RF+

OEIC C

OEIC D

FM/OEIC VCC:5V

FM VOUT+

FM VOUT-

OEIC VC

LDU CD/DVD

LDU HFMN

LDU HFM

LDD WN

LDD W3

LDD W2N

LDD W2

LDD W1N

LDD W1

SC/ROHM

LDD IINW3

OEIC GND

LDD IINRD

LDD ENABLE

LDD IINW2

LDD VCC1

LDD IINW1

LDD GND2

5
6
7
8
9

10
11
12
13
14
15
16
17
18
19

LDD VSS

LDD VCC1

3
4

DV JACK/SD CARD P.C.B.

P53501

TPB-

TPB+

GND

TPA-

TPA+

D3R3V

CMD

CLK

DAT2

DAT1

DAT3

12
11
10

9
8

7
6
5
4
3
2
1

GND

DAT0

14
13

P66804

RESET-

GND

DD7

DD8

DD6

DD9

DD5

DD10

DD4

DD11

DD3

DD12

DD2

DD13

DD1

DD14

DD0

DD15

GND

DMARQ

GND

DIOW-

GND

DIOR-

GND

IORDY

CSEL

DMACK-

GND

INTRQ

DA2

DA1

DA0

5
6
7
8
9

10
11
12
13
14
15
16
17
18
19

CS0-

CS1-

GND

3
4

R_IN

B_IN

DGND

RGB_CPSVIN

G_IN

DGND

EPG_VIDEO

BS_ON

DGND

ANA5V

CPNCIN_DM

D1R2V

DGND

D1R2V

V_YIN_DM

D1R2V

DGND

D1R2V

BPBOUT_DM

D1R2V

DGND

D1R2V

GPYOUT_DM

D3R8V

DGND

D3R8V

RPROUT_DM

EPG_ON_H/BUSY

DGND

ANA3R3V

COUT_DM

CSYNC_IN

DGND

P_OFF_L3

YOUT_DM

UARTM2P

DGND

UARTP2M

DGND

IECOUT

DGND

D3V

MIXROUT_DM

IT_CK

MIXLOUT_DM

I2CSCK

AUGND

I2CSDT

AUGND

D3R3V

AUGND

XFWE

AADC_R

P_OFF_L2

AADC_L

ITA2M

XDMUTE

ITM2A

AU5V

DR5V

XMPREQ

DR5V

DRGND

SBPTM

DRGND

XINTM

DR12V

SCLK

DR12V

XINTP

DGND

SBMTP

DGND

5
6
7
8
9

10
11
12
13
14
15
16
17
18
19

DGND

3
4

R_IN

B_IN

DGND

RGB_CPSVIN

G_IN

DGND

EPG_VIDEO

BS_ON

DGND

ANA5V

CPNCIN_DM

X_SW_12V

DGND

X_SW_12V

V_YIN_DM

X_SW_12V

DGND

X_SW_12V

BPBOUT_DM

X_SW_12V

DGND

X_SW_12V

GPYOUT_DM

D3R8V

DGND

D3R8V

RPROUT_DM

EPG_ON

DGND

ANA3R3V

COUT_DM

CSYNC_IN

DGND

P_OFF_L3

YOUT_DM

UARTM2P

DGND

UARTP2M

DGND

IECOUT

DGND

X_SW_3V

MIXROUT_DM

IT_CK

MIXLOUT_DM

I2CSCK

AUGND

I2CSDT

AUGND

D3R3V

AUGND

XFWE

AADC_R

P_OFF_L

AADC_L

ITA2M

XDMUTE

ITM2A

AU5V

DR5V

XMPREQ

DR5V

DRGND

SBPTM

DRGND

XINTM

DR12V

SCLK

DR12V

XINTP

DGND

SBMTP

DGND

5
6
7
8
9

10
11
12
13
14
15
16
17
18
19

DGND

3
4

P1503

DR_GND

DR5V

DR_GND

DR12V

3
4

P1501

4
5
6
7
8
9

10
11
12
13
14
15

FC7001

KEY3_POWER

1
2

RESET-

GND

DD7

DD8

DD6

DD9

DD5

DD10

DD4

DD11

DD3

DD12

DD2

DD13

DD1

DD14

DD0

DD15

GND

DMARQ

GND

DIOW-

GND

DIOR-

GND

IORDY

CSEL

DMACK-

GND

INTRQ

DA1

DA0

DA2

HDD (DRIVE)

FRONT(L) P.C.B.

36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18

CS0-

CS1-

GND

38
37

DR_GND

POWER P.C.B.

DR5V

DR_GND

DR12V

1
2

P1101

FAN MOTOR

X_SW5R8V

X_SW3V

X_SW12V

GND

X_SW5R8V

P1102

X_SW5R8V

1
2

JW7001

KEY3_POWER

GND

1
2

DMR-EX77EG/EC/EC1/EB,

EX87EG/EC/EC1/EB

Interconnection
Schematic Diagram

FRONT_R_IN

FRONT_L_IN

FRONT_C_IN

FRONT_S_IN_L

GND

FRONT_V_IN

JW3801

AUGND

1
2

FRONT JACK P.C.B.

FRONT_Y_IN

FRONT_R_IN

FRONT_L_IN

FRONT_C_IN

FRONT_S_IN_L

GND

FRONT_V_IN

JW3001

AUGND

FRONT_Y_IN

1
2

X_SW3V
P_ON_H
X_SW3R8V

X_SW5R8V

X_SW3V

X_SW12V

GND

X_SW5R8V

X_SW3V
P_ON_H
X_SW3R8V

Tuner

Ref.No.7800 SERIES

TU7801
U/V TUNER

P7502

FANOUT
FAN_GND
FANLOCK

RESET-

GND

DD7

DD8

DD6

DD9

DD5

DD10

DD4

DD11

DD3

DD12

DD2

DD13

DD1

DD14

DD0

DD15

GND

DMARQ

GND

DIOW-

GND

DIOR-

GND

IORDY

CSEL

DMACK-

GND

INTRQ

DA1

DA0

DA2

CS0-

CS1-

GND

331

7
8
9
10
11

12
13
14
15
16
17
18
19
20
21
22
23
24
25

5
6

ATAPI P.C.B.

P9801

P9802

BACKEND P.C.B.

IF OUT [+]

IF OUT [-]

AGND

IF AGC

DEC C OUT

AGNG

DEC U OUT

AGND

DEC AUD R

AGND

DEC AUD L

IF OUT [+]

IF OUT [-]

AGND

IF AGC

DEC C OUT

AGNG

DEC U OUT

AGND

DEC AUD R

AGND

DEC AUD L

P7412

T_CLK

T_DATA

T_CS

ASCO_RXD

ASCO_TXD

D3R3V

GND

PS11R6V

GND

P7413

T_CLK

T_DATA

T_CS

ASCO_RXD

ASCO_TXD

D3R3V

GND

PS11R6V

GND

PS90002

PS90001

HDMI_P3_ON_H

HDMI_P5_ON_H

GND

HDMI_CEC_MONI

HDMI_CEC_CONT

X_SW_2R5V

X_SW_3R8V

GND

X_SW_5R8V_AV

GND

P7501

TPB-

TPB+

GND

TPA-

TPA+

D3R3V

CMD

CLK

DAT2

DAT1

DAT3

GND

DAT0

12
11
10

9
8

7
6
5
4
3
2
1

14
13

P66803 (DV JACK )

TPB+

TPA+

TPA-

TPB-

3
4

P66801 (SD CARD SLOT)

COM

CLK

DAT1

GND

5
6
7
8
9

10
11
12
13
14

3R3V

GND

DAT3

3
4

CMD

DAT0

DAT2

HDMI P.C.B.

P56101

HDMI_P3_ON_H

X_SW_2R5V

GND

HDMI_CONT

5
6
7
8
9

X_SW_3R8V

GND

3
4

X_SW_5R8V

HDMI_MONI

HDMI_P5_ON_H

P56102 (HDMI Connector)

FRAME

HOTPLG

+5V

CECGND

HDMISDA

HDMISCL

RSV

CEC

CLK-

CLKGND

CLK+

FRAME

D0+

D1GND

D0-

D2GND

D0GND

D1-

5
6
7
8
9

10
11
12
13
14
15
16
17
18
19

D1+

D2-

D2+

3
4

P56103

REC_656_OUT_4

REC_656_OUT_5

REC_656_OUT_6

REC_656_OUT_7

GND
DAC_BCK

ADACOUT1

IECOUT

ADACOUT0

5
6
7
8
9

10
11
12
13
14
15

ADACOUT2

DMX

DAC_MCK

3
4

RESET

GND

HDMI_2_IRQ

I2C_SDA1

I2C_SCL1

HDMI_1_IRQ

GND

REC_656_OUT_2

REC656_CLK

HDMI_27CLK

26
25
24
23
22
21
20
19
18
17
16

REC_656_OUT_0

REC_656_OUT_1

REC_656_OUT_3

28
27

GND

DAC_LRCK

GND

P55003

REC_656_OUT_4

REC_656_OUT_5

REC_656_OUT_6

REC_656_OUT_7

GND
DAC_BCK

ADACOUT1

IECOUT

ADACOUT0

5
6
7
8
9

10
11
12
13
14
15

ADACOUT2

DMX

DAC_MCK

3
4

RESET

GND

HDMI_2_IRQ

I2C_SDA1

I2C_SCL1

HDMI_1_IRQ

GND

REC_656_OUT_2

REC656_CLK

HDMI_27CLK

26
25
24
23
22
21
20
19
18
17
16

REC_656_OUT_0

REC_656_OUT_1

REC_656_OUT_3

28
27

GND

DAC_LRCK

GND

DMR-EX77EG / DMR-EX77EC / DMR-EX77EC1 / DMR-EX77EB / DMR-EX87EG / DMR-EX87EC / DMR-EX87EC1 / DMR-EX87EB

Summary of Contents for Diga DMR-EX77EB

Page 1: ...shita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law Vol 1 Colour S Silver Type EX77EG EC EC1 EB K Black Type DVD Recorder ORDER NO DSD0705007CE Model No ...

Page 2: ...onnection Schematic Diagram 51 12 2 Power Supply Schematic Diagram 52 12 3 Main Net 1 4 Section Main P C B 1 4 Schematic Diagram M 53 12 4 Main Net 2 4 Section Main P C B 1 4 Schematic Diagram M 54 12 5 Main Net 3 4 Section Main P C B 1 4 Schematic Diagram M 55 12 6 Main Net 4 4 Section Main P C B 1 4 Schematic Diagram M 56 12 7 AV I O 1 4 Section Main P C B 2 4 Schematic Diagram AV 58 12 8 AV I O...

Page 3: ...the resistor 4 Check each exposed metallic part and measure the voltage at each point 5 Reverse the AC plug in the AC outlet and repeat each of the above measurements 6 The potential at any point should not exceed 0 75 volts RMS A leakage current tester Simpson Model 229 or equivalent may be used to make the hot checks leakage current must not exceed 1 2 milliampere In case a measurement is outsid...

Page 4: ...ing iron to solder or unsolder ES devices 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacement ES device from its protective packag...

Page 5: ...2 2 Precaution of Laser Diode 5 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 6: ...s to be used when repairing the equipment for which the lead free solder is used Definition The letter of PbF is printed on the PCB using the lead free solder To put lead free solder it should be well molten and mixed with the original lead free solder Remove the remaining lead free solder on the PCB cleanly for soldering of the new IC Since the melting point of the lead free solder is higher than...

Page 7: ...3 Service Navigation 3 1 Service Information 3 2 Caution for DivX Except EB 7 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 8: ...AL NTSC AV1 AV2 21 pin Video Out pin jack 1Vp p 75 termination S Video out PAL NTSC AV1 21 pin S Video Out S terminal 1Vp p 75 termination RGB out PAL NTSC AV1 21 pin 0 7Vp p PAL 75 termination Component video output NTSC 480p 480i PAL 576p 576i Y 1 0Vp p 75 termination PB 0 7Vp p 75 termination PR 0 7Vp p 75 termination NOTE The above rated value indicates the fastest time and speed required for ...

Page 9: ...2107 This unit is not compatible with Chaoji VCD available on the market including CVD DVCD and SVCD that do not conform to IEC62107 R DL 2 4X SPEED Ver 1 0 2 4 8X SPEED Ver 1 1 HDMI HDMI Ver 1 3a This unit supports HDAVI Control 2 function RW 2 4X SPEED Ver 1 1 2 4 4X SPEED Ver 1 2 Optical pick up System with 1 lens 2 integration units 662 nm wavelength for DVDs 780 nm wavelength for CDs LASER sp...

Page 10: ...d press down to flip open the front panel Inserting Removing the SD Card Inserting the card Removing the card The unit s display ADAPTER If you are using a miniSD card insert it into the miniSD card adaptor that comes with the card Insert and remove this adaptor from the unit Press on the centre of the card until it clicks into place Insert the card label up with the cut off corner on the right 1 ...

Page 11: ...H AV TV DRIVE SELECT DVD VOL DELETE PROG CHECK EXIT OK OPTION 17 18 19 20 21 16 23 24 22 1 2 3 4 5 6 7 10 11 12 14 15 13 25 DVD TV DRIVE SELECT PROG CHECK MANUAL SKIP STATUS EXIT RETURN OPTION 9 CREATE CHAPTER REC REC MODE EXT LINK DIRECT TV REC TEXT STTL DISPLAY TIME SLIP 8 PAGE 11 Recording function REC Start recording REC MODE Change recording mode EXT LINK Linked timer recordings with external...

Page 12: ...Turn off the power and press STOP CH UP keys on the front panel simultaneously for 5 seconds 6 1 1 2 When the power can not be turned off 1 Press POWER key on the front panel for over 10 seconds to turn off the power forcibly and press STOP CH UP keys on the front panel simultaneously for 5 seconds 12 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 13: ...6 1 2 When the Forcible Disc Eject can not be done 13 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 14: ...seen 4 Slide SLIDE CAM by Eject Pin JZJ0484 or minus screw driver small in the direction of arrow to eject tray slightly 5 Put deck upward and push out Tray by Eject Pin JZS0484 or minus screw driver small 14 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 15: ...tor is also stopped The event is saved in memory as well No display U59 is displayed for 30 minutes U61 The unit is carrying out its recovery process No display U71 HDMI incompatible error HDCP incompatible Display this error when the equipment compatible with DVI such as TV amplifier etc connected to the unit by HDMI is incompatible with HDCP HDCP High bandwidth Digital Content Protection No disp...

Page 16: ...ally When device key information recorded is damaged No display F75 HDIM Device Key Information error HDMI connection could not be authenticated due to an internal data malfunction Factor of HDMI Device key road failure When HDMI LSI is damaged When the bus line of I2C doesn t operate normally When device key information recorded is damaged No display UNSUPPO RT Unsupported disc error An unsupport...

Page 17: ...SE keys simultaneously for five seconds when power is off Rating password The audiovisual level setting password is initialized to Level 8 Open the tray set DRIVE SELECT to DVD and press REC and PLAY simultaneously for 5 seconds Service Mode Setting every kind of modes for servicing Details are described in 7 1 3 Service Mode at a glance When the power is off press CH UP OPEN CLOSE and REC keys si...

Page 18: ...setting is effective until unlocking the tray and not released by Main unit initialization of service mode When lock the tray LOCK is displayed for 3 seconds When the power is on press STOP and POWER keys simultaneously for 5 seconds in the condition that a disc in the tray NOTE Time difference between pressing STOP and POWER should be within 0 5 sec When unlock the tray UNLOCK is displayed for 3 ...

Page 19: ...isplayed for 5 sec 2 Main firm version displayed for 5 sec 3 Timer firm version displayed for 5 sec 4 Drive firm version displayed for 5 sec 5 ROM correction version displayed for 5 sec 6 ST Microprocessor version left displayed Press 0 2 in service mode White Picture Output White picture is output as component Output from AV Decoder White picture Saturation rate 100 It is enable to switch Interla...

Page 20: ...t Magenta Picture Output and RTSC Return in XP A V modes Initial mode is Interlace Switch Interlace Progressive Press 1 4 in I P Switch mode I P are switched alternately Audio Mute XTMUTE Check whether mute is applied normally by the timer microprocessor Press 2 1 in service mode Audio Mute XDMUTE Check whether mute is applied normally by the Digital P C B Press 2 2 in service mode Audio Pattern O...

Page 21: ...Transfer rate is calculated from the AV scanning result and when it is less than 35Mbps NG is displayed X is displayed when seek time is over 270msec there is error or transfer rate is NG Position at is space when excluding those Number of data of over 100msec and less than 270msec When it is over 100 99 is displayed When the number is less than 5 we judge it normal Press 3 1 in service mode When ...

Page 22: ...Mbps NG is displayed X is displayed when seek time is over 270msec there is error or transfer rate is NG Position at is space when excluding those Number of data of over 100msec and less than 270msec When it is over 100 99 is displayed When the number is less than 5 we judge it normal Press 3 2 in service mode When canceling the inspection mode while executing do forced power off Method Press POWE...

Page 23: ...mber of data of NG Press 3 6 in service mode HDD Check Simple quality judgment of HDD When HDD is OK When HDD is NG Press 3 7 in service mode Laser Used Time Indiction Check laser used time hours of drive l is the used time display in hour lLaser used time of DVD CD in Playback Recording mode is counted Press 4 1 in service mode Delete the Laser Used Time Laser used time stored in the memory of th...

Page 24: ... maker cannot be identified display is black out Delete the Last Drive Error Delete the Last Drive Error information stored on the DVD RAM Drive Press 9 6 in service mode Laser power confirmation Drive state is judged based on difference between laser power value at shipping and present laser power value If DVD RAM disc in not inserted NO DISC is displayed If power value study was filed ERROR is d...

Page 25: ...AM Drive 03 Defect of Disc 04 Defect of Digital P C B or Communication Error 05 Defect of Digital P C B AV DEC MAIN CPU 06 Defect of HDD Display the time when the error has occurred for 5 seconds DD Day hh Hour mm Minute Accumulated working time till occurring of the error is left displayed Indicating unit Second Press 6 5 in service mode Then press 0 1 9 9 the past 99 error histories are displaye...

Page 26: ...ice mode P50 L Output Timer Microprocessor IC7501 76 output Low signal for AV1 pin 10 passing through inverter approx 4 4V DC at AV1 pin 10 When OK When NG Press 8 5 in service mode Tray OPEN CLOSE Test The tray is opened and closed repeatedly is number of open close cycle times Press 9 1 in service mode When releasing this mode press the POWER button of Remote Controller more than 10 seconds Erro...

Page 27: ...ension Cable MainP C B HDD 4 Pin Same as EH55 Series RFKZ0419 Extension Cable MainP C B HDMI P C B 10 Pin New JZS0484 Eject Pin Same as E50 Series RFKZ03D01K Lead Free Solder 0 3mm 100g Reel Same as EH55 Series RFKZ06D01K Lead Free Solder 0 6mm 100g Reel Same as EH55 Series RFKZ10D01K Lead Free Solder 1 0mm 100g Reel Same as EH55 Series RFKZ0316 Solder Remover Lead free low temperature Solder 50g ...

Page 28: ... chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing To assemble the unit reverse the steps shown in the chart below 28 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 29: ...9 2 P C B Positions 29 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 30: ...t Panel 1 Unlock 6 tabs in A F turn Pull with the front panel in the direction of your side 9 4 1 How to assemble Tray door ass y 1 Attach Blinder spring to Tray door ass y 2 Attach Tray door ass y in order from to Put the Brinder spring on the groove Insert the shaft in the hole Insert the shaft in the hole 30 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87...

Page 31: ...D release it from your hands only after confirming that it is fully set on the chassis 4 Avoid stacking up HDD 5 HDD is unstable and easy to fall Do not stand it on its side face 6 When handling HDD hold its side faces to avoid static hazard 7 Do not place HDD on its wrapping bag after removal Prevention of static hazard 8 Use a screwdriver with low impact and anti static features Note When replac...

Page 32: ...API P C B CAUTION When replacing HDD pay attention as below 2 Put HDD with HDD angle up and down inversely so as not to give a shock to HDD 3 Remove 4 Screws C to remove HDD from HDD angle 32 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 33: ...ove 3 Screws C to remove DVD drive 3 Put Digital P C B on DVD drive and remove RAM Digital P C B Module Note RAM Digital P C B Module as service part has no heat sink and heat transfer sheet Before returning to customer heat sink and heat transfer sheet should be installed on Digital P C B 33 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 34: ... C and fan connector remove the Fan motor with pushing 2 tabs in the direction of arrows 9 8 2 Rear Panel with Fan Motor 1 Remove 6 Screws B and 2 Screws C 2 Disconnect the Fan Connector and unlock 2 Tabs A to remove Rear Panel 34 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 35: ...he PCB spacer in the direction of arrows and lift up HDMI P C B slightly so to disconnect connector to remove HDMI P C B 9 11 Backend P C B 1 Hold the both side of Backend P C B lift up the direction of arrows to remove 35 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 36: ...and Front L P C B 1 Remove 4 Screws A and Screw B 2 Remove Front angle and Rear angle B 3 Remove Main P C B Front jack P C B and Front L P C B 36 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 37: ...s 10 1 Service Positions Note For description of the disassembling procedure see the section 9 10 1 1 Checking and Repairing of Power P C B 37 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 38: ...10 1 2 Checking and Repairing of RAM Digital P C B Module 38 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 39: ...10 1 3 Checking and Repairing of Main P C B 39 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 40: ...10 1 4 Checking and Repairing of HDD 40 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 41: ...10 2 Caution for Replacing Parts 10 2 1 Items that should be done after replacing parts 41 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 42: ...ess Power button to turn on power 11 HELLO SELF CHECK are displayed on FL 12 UNFORMAT is displayed on FL 13 After UNFORMAT was displayed message to request FORMAT is displayed on TV screen 14 Select Yes and press ENTER key to format HDD After FORMAT program in HDD will be lost but Main firm will not be lost Write of the main farm is completed above Drive firm is not updated by above operation If y...

Page 43: ... trouble is caused by SD card and or DV terminal Models with SD Card or DV Input Jack 1 SD Card Check to be able to display and copy the picture 2 DV terminal Check to be able to record from DVC 8 After checking and making repairs upgrade the firmware to the latest version Make sure that FIRM_SUCCESS appears in the FL displays UNSUPPORT display means the unit is already updated to newest same vers...

Page 44: ...44 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 45: ... 12V DR P ON IC7501 42 SECTION TIMER FROM ON QR1501 FET D S G Q1509 DR 12V OUT 1 2 3 5 6 7 8 4 9 PS90001 P7413 PS11R6V TO BACK END P C B AC INLET P1101 SURGE SUPPRESSOR AND SURGE ABSORBER F1101 VA1110 L1120 L1121 D1140 C1143 RECTIFIER T1150 POWER SWITCHING TRANSFORMER 12 P1 2 1 3 4 9 5 IC1150 SWITCHING IC VCC GND Z C F B 10 8 7 P2 V2 V1 7 VIN S1B S1A S1C S2 S3B S3A 2 3 4 5 1 3 2 D1270 D1400 SWITCH...

Page 46: ...7402 P59001 ANA 3 3V D 3 3V 56 P7402 P59001 XSW 3V 42 P7402 P59001 XSW 3 8V 4 P7501 P56101 XSW 5 8V_AV 2 P7501 P56101 XSW 2 5V 5 P7501 P56101 9 P7501 P56101 34 P7402 P59001 ANA 5V 76 P7402 P59001 X SW 12V 64 66 68 70 72 74 P59001 P7402 POWER OFF 30 P59001 P7402 4 P1503 TO HDD TO DIGITAL P C B TO DIGITAL P C B TO FROM DIGITAL P C B FROM TIMER SECTION FROM TIMER SECTION 1 P1503 25 AU 5V DR 5V DR 12V...

Page 47: ... R C AV3 V AV3 C AV3 Y AV1 V CIRCUIT SWITCH SELECT OUTPUT ADC OUT V AV2 28 SV2 e d c b a OUT V Y C AV1 26 SV1 e d c b a a b SW9 OUT V 24 23 a b SW8 OUT C 22 SW7 a b OUT Y 20 19 OUT G AV1 17 6MHz SW5 12MHz a b c 15 OUT Y COMP 14 SW6 a b c d OUT B AV1 12 OUT B Y COMP 11 6MHz SW4 12MHz a b c d OUT R C AV1 9 SW3 a b c VIDEO PROCESSOR IC3001 OUT R Y COMP 7 SW2 a b c SW1 12MHz 6MHz CLAMP BIAS CLAMP CLAM...

Page 48: ...F BUFF MUTE AGC AMP ADC Lch LPF BUFF MUTE LPF BUFF MUTE d c b a MUTE BUFF LPF AMP ADC Rch AGC MIX VCA MUTE U V TUNER TU7801 RF OUT 76 SIF OUT OUT AUDIO 6 7 Except EB NICAM A2 IC7301 SIF IN MONO L OUT R OUT 1 2 25 38 TUN Lch 62 54 TUN Rch SA18L BUFF e d c b a SA1L e d c b a SA3L e d c b a SA2L 58 AV3 Lch FRONT AV3 FRONT INPUT JACK JK3801 AUDIO Lch MONO LINE Rch LINE 4 5 1 2 3 d c b a SA4R SELECT SW...

Page 49: ... CLOSE IR QR4002 XT MUTE 85 IC3001 SLICER VIDEO KEY IN3 HDMI MONI HDMI CONT KEY IN2 Q7501 Q7503 10 P7501 P56101 7 P7501 P56101 6 30 29 30 29 IIC DATA IIC CLK DMR EX77EG EC EC1 EB EX87EG EC EC1 EB Timer Block Diagram POWER SUPPLY SECTION TO TU POWER ON DI POWER ON 43 44 P OFF TU7801 U V TUNER SDA XIN CEC INT CEC OUT XOUT 15 13 10MHz X7501 XCOUT XCIN 11 10 32 768KHz X7502 NICAM A2 IC7301 SDA SCL IIC...

Page 50: ...1 2 Q56104 Q56105 P56101 6 P7501 DMR EX77EG EC EC1 EB EX87EG EC EC1 EB HDMI Block Diagram HSDA HSCL 38 37 36 35 43 92 90 89 95 94 93 88 87 D0 D1 D2 D3 D4 D5 D6 D7 AMSDI0 AMSDI1 AMSDI2 AMSDI3 AMRX HDMI TRANSMITTER IC56103 114 113 15 30 29 28 27 12 13 14 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P55003 8 3 4 5 6 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P550...

Page 51: ... DGND DGND DGND 2 1 3 4 P1503 DR_GND DR5V DR_GND DR12V 2 1 3 4 2 1 3 P1501 4 5 6 7 8 9 10 11 12 13 14 15 FC7001 KEY3_POWER 1 2 RESET GND DD7 DD8 DD6 DD9 DD5 DD10 DD4 DD11 DD3 DD12 DD2 DD13 DD1 DD14 DD0 DD15 GND DMARQ GND DIOW GND DIOR GND IORDY CSEL DMACK GND INTRQ DA1 DA0 DA2 HDD DRIVE FRONT L P C B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18...

Page 52: ...D 22 5600 D R1735 L1731 G0A220ZA0041 R1733 22 0 D R1201 8200 G 22 MA22D3900L D1706 MA22D3900L D1703 6 7 5 2 4 3 8 1 B1DHED000008 Q1600 0 047 22 C1201 ECJ2VB1E473K 2400 G 22 R1206 R1154 8200 G 22 R1157 470 G 22 D1152 MAZ4100NMF VWJ0795 7 5 K1731 C1422 F1J0J106A014 10 22 MA2J11100L D1800 2 1 4 3 VNJ04F0060VV JW1101 R1800 470 22 QR1800 UNR211300L 10K 22 R1803 R1151 6800 22 2200P 22 ECJGVB1H222K C1153...

Page 53: ...3R3 VIN S 815A50AMC 13JTFG V0 T T T T T AV AV TU T TU T T T CNT BOOSTER5V NC GND T T GND X_SW5R8V X_SW5R8V X_SW5R8V T T T AV GND GND P_ON_H X_SW3V X_SW3V X_SW12V X_SW3R8V X_SW12V X_SW12V GND GND NC CN GND VOUT GND VCC NC GND BD4726G TR XSW3V_FAIL NC VO V OUT NC NC ANA5V ANA3R3V P GND VIN CNT MM16830 or S 815A50AMC I3JTFG ON H V IN 1 2 3 4 5 6 8 9 10 11 7 12 A B C D E F G H I 8 9 10 7 6 L M N K J 5...

Page 54: ... PS_5V PS5V T TU T T AV AV AV TU TU AGND AGND AGND AGND IF AGC DEC AUD L DEC Y OUT DEC C OUT IF OUT IF OUT DEC AUD R AV AV TU AV TU TU AV DVB T BACKEND SECTION BACKEND P C B TO PS90002 GND CNT NC VIN VOUT S 815A50AMC I3JTFG TUREG5V VIN GND ON VOUT ADJ PQ1LAX95MSPQ VIN VADJ ON H PS11R6V VOUT PQ200WNA1ZPH GND J K L S M N O P Q R 1 2 3 4 5 6 8 9 10 11 7 12 Main Net 2 4 Section Main P C B 1 4 Schemati...

Page 55: ...1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 F2A1C3310045 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 F2A1C121A453 F2A1C121A453 F2A1C121A453 F2A1C121A453 F2A1C121A453 F2A1C121A453 F2A1C121A45...

Page 56: ...300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR5 21300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR521300L UNR5213 00L UNR521300L UNR521300L B1DHDD000029 B1DHDD000029 B1DHDD000029 B1DHDD000029 B1DHDD000029 B1DHDD000029 B1DHDD000029 B1DHDD000029 B1DHDD000029 B1DHDD000029 B1DHDD000029 B1DHDD00...

Page 57: ...DIAGRAM IC7401 PS 11 6V SWITCHING REGULATOR IC DETAIL BLOCK DIAGRAM IC1501 RESET IC DETAIL BLOCK DIAGRAM IC1521 ANA 3 3V SWITCHING REGULATOR IC DETAIL BLOCK DIAGRAM IC7402 IC7403 BOOSTER 5V SWITCHING REGULATOR PS 5V SWITCHING REGULATOR IC DETAIL BLOCK DIAGRAM IC1520 ANA 5V SWITCHING REGULATOR IC DETAIL BLOCK DIAGRAM IC1508 SWITCHING IC IC DETAIL BLOCK DIAGRAM IC1501 Detail Block Diagram IC1506 Det...

Page 58: ...216 33P 22 C4057 D0HB153ZA002 R4057 C4034 D0HB912ZA002 R4047 R4089 2700 1 2SD132800L Q4009 C4083 ECJ2VC1H102J 3 1 2 D4006 MA3Z142D0LG B0ADCH000007 M IN1 VEE IN1 IN2 VEE VO1 VCC IN1 VO2 IN1 IN2 or 2SD1328 TX UNR5111 TX BOOSTER 5V T M M GND NR VOUT ON H VIN PQ1L503M2SPQ VO1 M M M M M or 2SD1328 TX IN2 VCC VO2 IN2 2SD1328 TX 2SD1328 TX 1 2 3 A B 4 5 8 9 10 7 6 L M N K J 5 4 3 2 1 I H AV I O 1 4 Secti...

Page 59: ...2A1H100A236 C4006 C4008 F2A1E1010067 C4028 C3914 F2A1H100A236 C4023 C3916 F2A1H1R0A236 C4005 R4007 R4008 GND V OUT GND VIDEO OUT GND V IN VIDEO IN Y IN 17 M M T M M M FRONT_C_IN FRONT_S_IN_L AUGND GND FRONT_L_IN FRONT_R_IN FRONT_Y_IN FRONT_V_IN M L OUT L OUT V OUT R OUT TU TU AV4 R IN R OUT AV4 V IN AV4 L IN 19 18 21 20 DECODER 16 18 20 19 6 8 7 3 4 1 AV1 2 5 9 13 14 10 12 11 17 15 16 13 10 12 11 ...

Page 60: ...00A534 F2A1H100A236 F2A1V100A534 F2A1H10 0A236 F2A1V100A534 F2A1V100A534 F2A1H1R0A236 F2A1H1R0A236 F2A1H1R0A638 F2A1H1R0A638 F2A1H1R0A638 F2A1H1R0A638 F2A1H100A236 F2A1H1R0A638 F2A1H100A236 F2A1H1R0A638 F2A1H1R0A236 F2A1H1R0A638 F2A1H1R0A638 F2A1H1R0A236 F2A1H1R0A236 F2A1H1R0A638 F2A1H1R0A638 F2A1H1R0A638 F2A1H1R0A638 F2A1H100A236 F2A1H1R0A638 F2A1H100A236 F2A1H1R0A638 F2A1H1R0A236 F2A1H1R0A638 F2...

Page 61: ...JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JGC0000020 J0JBC0000011 J0JBC0000011 J0JGC0000020 J0JBC0000011 J0JBC0000011 J0JGC0000020 J0JBC0000011 J0JBC0000011 J0JGC0000020 J0JGC0000020 J0JGC0000020 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 J0JBC0000011 ERJ3GEY0R00V...

Page 62: ... 5 3 1 37 45 41 33 99 97 95 93 91 SA4L SELECT SWITCH OUTPUT 71 AV1 Lch 78 ADC Lch 73 AV2 Lch 74 AV2 Rch 79 ADC Rch AV1 Rch 72 LPF BUFF MUTE AGC AMP ADC Lch LPF BUFF MUTE LPF BUFF MUTE d c b a MUTE BUFF LPF AMP ADC Rch AGC MIX VCA MUTE RF OUT 76 TUN Lch 62 54 TUN Rch AV4 TUN SA5L BUFF e d c b a SA1L e d c b a SA3L e d c b a SA2L 58 AV3 Lch d c b a SA4R SELECT SWITCH OUTPUT AV3 Rch 50 SA5R TUN AV4 B...

Page 63: ...7K 47K 47K 47K 47K 2SD1819A0L 2SD1819A0L 2SD1819A0L 2SD1819A0L K1KA05AA0180 K1KA05AA0180 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000103 J0JCC0000080 J0JCC0000080 J0JCC0000080 J0JCC0000080 J0JCC0000080 J0JHC0000032 J0JHC0000032 J0JHC0000032 J0JHC0000032...

Page 64: ... 8 7 6 5 4 3 2 1 34 35 36 37 38 39 40 41 42 43 44 23 24 25 26 27 28 29 30 31 32 33 22 21 20 19 18 17 16 15 14 13 12 GND IN OUT 3 2 1 Vref IC7301 DECODER IC DETAIL BLOCK DIAGRAM IC7301 Detail Block Diagram IC7302 Detail Block Diagram DMR EX77EG EC EC1 EB EX87EG EC EC1 EB IC Detail Block Diagram IC7302 RESET IC DETAIL BLOCK DIAGRAM DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC D...

Page 65: ...0000137 C7543 47P C7520 0 1 C7509 ECJ1VB1H104K C7512 0 1 R7572 100 R7606 39K F R7668 100 C7514 0 01 R7601 1K C7557 1000P C7556 1000P R7608 43K F C7558 1000P R7600 10K P16 GND AV 2SD1819 TX 2SD1819 TX NC NP NC 1GB F F NX AV AV TU AV OUT or SG2 SG5 SG9 P10 P10 14 P8 P8 P9 P9 P7 P7 1GA 3G 16 18 17 19 2G 4G 15 SG7 SG6 SG8 SG3 SG4 K2 VDD SG1 PT6315 SG15 SG13 SG14 NC P12 11 VEE 9 4G P14 GR12 NC 6G 8 SG1...

Page 66: ... ERJ3GEYJ223V ERJ3GEYJ223V ERJ3GEYJ223V ERJ3GEYJ223V ERJ3GEYJ223V ERJ3GEYJ223V 47K 47K 47K 47K 47K 47K 47K 47K 47K 47K 47K 47K 47K 47K 47K 47K 47K 47K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 0 10K 10K 10K 10K 10K 10K 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100...

Page 67: ...0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3G EY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ3GEY0R00V ERJ6GEY0R00V ERJ6GEY0R00V ERJ6GEY0R00V ERJ6GEY0R00V ERJ6GEY0R00V ERJ6GEY0R00V ERJ6GEY0R00V ERJ...

Page 68: ..._A ANT_PON_H M M GND GND GND G HDMI_P5_ON_H X_SW_2R5V X_SW_3R8V X_SW_5R8V_AV HDMI_CEC_CONT HDMI_CEC_MONI GND FANOUT FAN_LOCK HDMI_P3_ON_H M M M M M PLAY OPEN CLOSE tu tu AV AV M tu M CH_DOWN CH_UP STOP 1SS355 REC GND ZB7502 ZB7501 KEY3_POWER a b c d e f g h i j k 10 11 12 14 13 15 16 17 18 20 21 22 23 24 26 27 28 29 31 32 34 19 25 30 33 TIMER 4 4 Section Main P C B 4 4 Schematic Diagram T M Main N...

Page 69: ...27 28 26 29 2 3 1 5 4 8 2 3 9 20 21 17 16 19 18 22 24 7 11 10 13 15 14 12 P56103 R56142 33 R56166 0 R56165 3 1 2 4 5 C0CBCDC00052 IC56105 J0JHC0000032 LB56110 3 1 2 4 5 IC56104 C0CBCBC00174 4 2 1 3 5 IC56106 C0DBEYY00016 J0JHC0000032 LB56115 G_HCLK_C 220 R56131 R56136 R56160 22K 3300 R56159 1 Q56001 2SD1819A0L C56130 F1H1A105A028 FL56106 C56140 0 1 F1H1A105A028 C56133 F1H1A105A028 C56131 R56167 10...

Page 70: ...66801 R66815 R66814 R66812 R66808 R66807 R66801 P66804 P66802 C66801 EXB38V820JV EXB38V220JV EXB38V123JV EXB38V123JV 33 100 82 22 82 22 22K 22K 22K 22K 12K 12K K1KA16AA0694 K1KA16AA0699 K1MY20AA0021 K1MY20AA0021 0 01 0 01 A B Variation Category 3 4 12 18 Front Jack Schematic Diagram 5 4 3 2 1 B A NOTE DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING THE CORRECT PART NUMBER IS SHOWN I...

Page 71: ... 5 3 7 6 42 41 K1KB40A00124 P9801 TO HDD TO P58001 DIGITAL P C B BE 2 4 SECTION P9802 K1MN40BA0173 DA0 DA2 GND GND GND DD1 DD4 GND DD0 DA1 GND DA0 DA1 DD13 DD15 DD14 DD3 DD2 DD11 DD10 DD12 DIOW DIOR DMARQ CSEL INTRQ IORDY DMACK KEY PIN RESERVED PDIAG C GND DASP NC GND GND CSEL GND DD1 DD3 DD4 DD2 DD0 DD15 DD13 DD11 DD10 DD12 DD14 GND DMACK DIOR DMARQ DIOW KEY PIN IORDY GND DA2 DA0 GND DA1 CS0 CS1 ...

Page 72: ...DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 72 ...

Page 73: ...rd 13 1 Power P C B 1 A B C D E F 2 3 4 5 6 7 8 9 DMR EX77EG EC EC1 EB EX87EG EC EC1 EB Power P C B VEP71118A Power P C B HOT COLD DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 73 ...

Page 74: ...EG EC EC1 EB EX87EG EC EC1 EB Main P C B RFKB79156HT EX77EG RFKB79156JT EX77EC EC1 RFKB79156K EX77EB RFKB79156TT EX87EG RFKB79156UT EX87EC EC1 RFKB79156X EX87EB 1 4 Section Location Map FRONT REAR DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 74 ...

Page 75: ... EX87EG EC EC1 EB Main P C B RFKB79156HT EX77EG RFKB79156JT EX77EC EC1 RFKB79156K EX77EB RFKB79156TT EX87EG RFKB79156UT EX87EC EC1 RFKB79156X EX87EB 2 4 Section Location Map FRONT REAR DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 75 ...

Page 76: ...C1 EB EX87EG EC EC1 EB Main P C B RFKB79156HT EX77EG RFKB79156JT EX77EC EC1 RFKB79156K EX77EB RFKB79156TT EX87EG RFKB79156UT EX87EC EC1 RFKB79156X EX87EB 3 4 Section Location Map FRONT REAR DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 76 ...

Page 77: ...EG EC EC1 EB Main P C B RFKB79156HT EX77EG RFKB79156JT EX77EC EC1 RFKB79156K EX77EB RFKB79156TT EX87EG RFKB79156UT EX87EC EC1 RFKB79156X EX87EB 4 4 Section Location Map FRONT REAR DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 77 ...

Page 78: ...3 D 2 X7502 E 2 LB7420 B 3 C3016 E 6 C4025 E 5 C7409 C 3 C7580 F 3 R3056 A 7 R4093 C 7 R7535 D 3 R7644 D 1 Q7501 D 2 CL7524 D 2 LB7421 C 3 C3017 E 6 C4027 E 6 C7410 C 4 C7584 F 3 R3057 A 7 R4094 D 5 R7536 D 3 R7648 F 1 Q7502 D 2 CL7525 E 3 IP1501 B 6 LB7422 B 3 C3018 D 6 C4028 E 5 C7411 C 4 C7585 E 3 R3058 B 7 R4102 D 4 R7537 D 3 R7660 D 2 Q7503 D 2 CL7526 E 3 IP7501 E 2 LB7509 E 3 C3019 E 6 C4033...

Page 79: ...HDMI P C B COMPONENT SIDE FOIL SIDE DMR EX77EG EC EC1 EB EX87EG EC EC1 EB HDMI P C B VEP73148A 1 A B C D E F 2 3 4 5 6 7 8 9 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 79 ...

Page 80: ...77EG EC EC1 EB EX87EG EC EC1 EB Front Jack P C B VEP73146A DMR EX77EG EC EC1 EB EX87EG EC EC1 EB Front L P C B VEP70187A Front Jack P C B 1 A B C D 2 3 4 5 1 A B C D 2 3 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 80 ...

Page 81: ... B C D E F 2 3 4 5 6 7 8 9 DMR EX77EG EC EC1 EB EX87EG EC EC1 EB DV Jack SD Card P C B VEP73150A COMPONENT SIDE FOIL SIDE DV Jack SD Card P C B DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 81 ...

Page 82: ...13 6 ATAPI P C B ATAPI P C B DMR EX77EG EC EC1 EB EX87EG EC EC1 EB ATAPI P C B VEP70194A 1 A B 2 3 4 5 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB 82 ...

Page 83: ...f No MODE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 REC 2 0 2 5 1 6 0 1 6 5 0 1 6 5 0 0 4 0 3 1 6 0 4 0 1 7 1 7 1 6 0 4 0 1 7 1 7 PLAY 2 0 2 5 1 6 0 1 6 5 0 1 6 5 0 0 4 0 3 1 6 0 4 0 1 7 1 7 1 6 0 4 0 1 7 1 7 STOP 2 0 2 5 1 6 0 1 6 5 0 1 6 5 0 0 4 1 6 1 6 0 4 0 1 7 1 7 1 6 0 4 0 1 7 1 7 Ref No MODE 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 REC 0 1 7 1 7 1 7 5 0 1 4 0 1 1...

Page 84: ... 3 0 0 4 9 STOP 3 1 1 3 3 2 0 3 3 3 3 0 1 3 3 3 3 3 2 3 3 3 3 0 3 3 3 3 3 2 3 3 0 0 4 9 Ref No MODE 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 REC 0 4 9 4 9 4 8 0 4 9 5 0 5 0 0 4 8 0 0 0 3 3 5 0 PLAY 0 4 9 4 9 4 8 0 4 9 5 0 5 0 0 4 8 0 0 0 3 3 5 0 STOP 4 9 4 9 4 9 4 8 0 4 9 5 0 5 0 0 4 8 0 0 0 3 3 5 0 Ref No MODE 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 REC 0 5 ...

Page 85: ... 0 18 4 0 5 0 0 0 0 4 6 0 4 6 0 STOP 12 3 7 6 11 3 18 5 5 0 18 4 0 5 0 0 0 0 5 1 0 5 1 0 1 Ref No MODE E C B E C B REC 0 0 0 5 0 0 5 0 PLAY 0 0 0 5 0 0 5 0 STOP 0 0 0 5 0 0 5 0 Ref No MODE E C B E C B E C B E C B E C B REC 0 0 4 9 0 0 4 8 0 0 4 9 0 4 5 0 5 1 0 1 5 1 PLAY 0 0 4 9 0 0 4 8 0 0 4 9 0 4 5 0 5 1 0 1 5 1 STOP 0 0 4 9 0 0 4 8 0 0 4 9 0 4 5 0 5 1 0 1 5 1 Ref No MODE E C B E C B E C B E C B...

Page 86: ...5 1 2 3 4 5 REC 2 5 3 2 1 2 1 2 0 1 6 0 1 5 3 3 PLAY 2 5 3 2 1 2 1 2 0 1 6 0 1 5 3 3 STOP 2 5 3 2 1 2 1 2 0 1 6 0 1 5 3 3 Ref No MODE E C B E C B E C B S D G S D G REC 0 4 5 0 0 0 0 6 0 3 2 0 0 1 0 1 3 3 0 1 0 1 3 3 PLAY 0 4 5 0 0 0 0 6 0 3 2 0 0 1 0 1 3 3 0 1 0 1 3 3 STOP 0 4 5 0 0 0 0 6 0 3 2 0 0 1 0 1 3 3 0 1 0 1 3 3 Ref No MODE E C B E C B REC 3 4 3 0 3 4 0 3 0 0 PLAY 3 4 3 0 3 4 0 3 0 0 STOP ...

Page 87: ...p p 20 sec div P7402 67 REC PLAY 0 6Vp p 20 sec div P7402 63 REC PLAY 1 0Vp p 20 sec div P7402 59 REC PLAY 0 6Vp p 20 sec div P7402 55 REC PLAY 0 8Vp p 20 sec div P7402 29 31 REC PLAY 0 8Vp p 1m sec div T1150 5 6 STOP 34Vp p 50 sec div T1150 12 STOP 10Vp p 2m sec div IC1150 1 STOP 8 0Vp p 50 sec div IC1150 9 STOP 580Vp p 50 sec div 87 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX8...

Page 88: ...OST INTERRUPT HOST READ WRITE INITIAL LOGO ABBREVIATIONS I IECOUT IPFRAG IREF ISEL IEC958 FORMAT DATA OUTPUT INTERPOLATION FLAG I CURRENT REFERENCE INTERFACE MODE SELECT L LDON LPC LRCK LASER DIODE CONTROL LASER POWER CONTROL L CH R CH DISTINCTION CLOCK M MA0 UP MCK MCKI MCLK MDATA MDQ0 UP MDQM MLD MPEG MEMORY ADDRESS MEMORY CLOCK MEMORY CLOCK INPUT MEMORY SERIAL COMMAND CLOCK MEMORY SERIAL COMMAN...

Page 89: ...ER SUPPLY VOLTAGE W WAIT WDCK WEH WSR BUS CYCLE WAIT WORD CLOCK WRITE ENABLE HIGH WORD SELECT RECEIVER X X XALE XAREQ XCDROM XCS XCSYNC XDS XHSYNCO XHINT XI XINT XMW XO XRE XSRMCE XSRMOE XSRMWE XVCS XVDS XVSYNCO X TAL X ADDRESS LATCH ENABLE X AUDIO DATA REQUEST X CD ROM CHIP SELECT X CHIP SELECT X COMPOSITE SYNC X DATA STROBE X HORIZONTAL SYNC OUTPUT XH INTERRUPT REQUEST X TAL OSCILLATOR INPUT X I...

Page 90: ...15 Parts and Exploded Views 15 1 Exploded Views 15 1 1 Casing Parts Mechanism Section 90 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 91: ...15 1 2 Packing Accessories Section 91 DMR EX77EG DMR EX77EC DMR EX77EC1 DMR EX77EB DMR EX87EG DMR EX87EC DMR EX87EC1 DMR EX87EB ...

Page 92: ...0003 50V 27P 1 C1555 F1H1H1030006 50V 0 01U 1 Ref No Part No Part Name Description Pcs Remarks C1557 F2A0J6810007 6 3V 680P 1 C1558 F2A1A1010072 10V 100U 1 C1560 F2A0J101A825 6 3V 100U 1 C3001 F1H1C104A042 16V 0 1U 1 C3002 F1H1H1030006 50V 0 01U 1 C3003 F1H1C104A042 16V 0 1U 1 C3004 F1H1C104A042 16V 0 1U 1 C3005 F2A0J471A832 6 3V 470P 1 C3006 F2A0J471A832 6 3V 470P 1 C3007 F2A1A471A869 10V 470P 1 ...

Page 93: ...0 001U 1 C7410 F1H1H1020005 50V 0 001U 1 C7412 ECJ1VB1A105K 10V 1U 1 C7413 ECJ1VB1A105K 10V 1U 1 C7415 F1K1C105A026 16V 1U 1 Ref No Part No Part Name Description Pcs Remarks C7417 F1H1C104A042 16V 0 1U 1 C7439 F1H1C104A042 16V 0 1U 1 C7449 F1H1H1020005 50V 0 001U 1 C7501 F1J0J475A008 6 3V 4 7U 1 C7502 F1H1H1010005 50V 100P 1 C7503 F1J0J475A008 6 3V 4 7U 1 C7504 F1H1C104A042 16V 0 1U 1 C7506 ECJ1VC...

Page 94: ...Pcs Remarks K7516 D0YBR0000020 1 10W 0 1 K7517 D0YBR0000020 1 10W 0 1 K7802 D0YBR0000020 1 10W 0 1 K7804 F1H1H330A736 50V 33P 1 K7806 D0YBR0000020 1 10W 0 1 K7807 D0YBR0000020 1 10W 0 1 K7808 D0YBR0000020 1 10W 0 1 K7809 D0YBR0000020 1 10W 0 1 EG L1501 G0A100HA0023 COIL 10UH 1 L1502 G0A150ZA0041 COIL 15UH 1 L1504 G0A220GA0026 COIL 22UH 1 L1505 G0A100HA0023 COIL 10UH 1 L4901 G0C220JA0019 COIL 22UH ...

Page 95: ... 1 Ref No Part No Part Name Description Pcs Remarks R3901 D1BB75R0A010 2W 75 1 R3902 D1BB75R0A010 2W 75 1 R3903 D1BB75R0A010 2W 75 1 R3905 D0GB153JA057 1 10W 15K 1 R3906 D0GB223JA057 1 10W 22K 1 R3912 D0GB103JA057 1 10W 10K 1 R3913 D0GB103JA057 1 10W 10K 1 R3914 D0GB471JA057 1 10W 470 1 R3918 D0GB471JA057 1 10W 470 1 R3919 D1BB75R0A010 2W 75 1 R3920 D1BB75R0A010 2W 75 1 R3921 D1BB75R0A010 2W 75 1 ...

Page 96: ... 1 R7561 D0GB473JA057 1 10W 47K 1 R7562 D0GB101JA057 1 10W 100 1 R7563 D0GB472JA057 1 10W 4 7K 1 R7565 D0GB101JA057 1 10W 100 1 R7567 D0GB101JA057 1 10W 100 1 Ref No Part No Part Name Description Pcs Remarks R7568 D0GB473JA057 1 10W 47K 1 R7570 D0GB103JA057 1 10W 10K 1 R7571 D0GB153JA057 1 10W 15K 1 R7572 D0GB101JA057 1 10W 100 1 R7573 D0GB273JA057 1 10W 27K 1 R7574 D0GB223JA057 1 10W 22K 1 R7575 ...

Page 97: ...R3802 D0GB750JA057 1 10W 75 1 Ref No Part No Part Name Description Pcs Remarks R3803 D0GB750JA057 1 10W 75 1 R3804 D0GB102JA057 1 10W 1K 1 X7301 H0D245500016 CRYSTAL OSCILLATOR 1 EC EC1 X7301 H0H400400006 CRYSTAL OSCILLATOR 1 EG ZJ3801 K9ZZ00001279 EARTH PLATE 1 ZJ3802 RMC0723 EARTH PLATE 1 n n n n VEP71118A POWER P C B 1 RTL C1120 ECQU2A683MLC 100V 0 068U 1 C1121 ECQU2A223MLC 100V 0 022U 1 C1122 ...

Page 98: ... 1 10W 22 1 R66815 D0GB101JA057 1 10W 100 1 Ref No Part No Part Name Description Pcs Remarks RX66801 EXB38V123JV RESISTOR RESISTOR 1 RX66802 EXB38V220JV RESISTOR RESISTOR 1 n n n n VEP73148A HDMI P C B 1 RTL C56001 ECJ0EC1H221J 50V 220P 1 C56103 ECJ0EB1A104K 10V 0 1U 1 C56104 ECJ0EB1A104K 10V 0 1U 1 C56105 ECJ0EB1A104K 10V 0 1U 1 C56106 ECJ0EB1A104K 10V 0 1U 1 C56107 ECJ0EB1A104K 10V 0 1U 1 C56108...

Page 99: ...Z0V80008B FILTER 1 VA56106 EZAEG2A50AX FILTER 1 VA56107 EZJZ0V80008B FILTER 1 VA56108 EZAEG2A50AX FILTER 1 Ref No Part No Part Name Description Pcs Remarks VA56109 EZJZ0V80008B FILTER 1 VA56110 EZAEG2A50AX FILTER 1 VA56111 EZJZ0V80008B FILTER 1 VA56112 EZAEG2A50AX FILTER 1 VA56113 EZAEG2A50AX FILTER 1 n n n n VEP70194A ATAPI P C B 1 RTL P9801 K1KB40A00124 CONNECTOR 40P 1 P9802 K1MN40BA0173 CONNECT...

Page 100: ...AL CABLE 1 EB A3 N2QAYB000128 REMOTE CONTROLLER 1 EG A3 N2QAYB000129 REMOTE CONTROLLER 1 EC EC1 A3 N2QAYB000127 REMOTE CONTROLLER 1 EB A3 1 100300035100 BATTERY COVER 1 A4 RJA0043 1C AC CORD 1 EG EC EC1 A4 K2CT3CA00004 AC CORD 1 EB A5 RPQD0003 PAD C 1 A6 RPQFD0008 ACCESSORY BOX 1 A7 RPFD0005 1 POLYETHYLENE BAG 1 A8 RQT8860 L OPERATING INSTRUCTIONS 1 IA EG EC EC1 A8 RQT8861 D OPERATING INSTRUCTIONS...

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