Marantz NR1508 Service Manual
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Marantz NR1508 Service Manual

Av surround receiver
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AV Surround Receiver
NR1508
• For purposes of improvement, specifications and design are subject to change without notice.
• Please use this service manual with referring to the operating instructions without fail.
• Some illustrations using in this service manual are slightly different from the actual set.
Service Manual
Click here!
Online service parts list
http://dmedia.dmglobal.com/Document/DocumentDetails/23156
Online Parts List
(P5 to P7)
WEB owner's manual
http://manuals.marantz.com/NR1508/NA/EN/index.php (March 2017)
http://manuals.marantz.com/NR1508/EU/EN/index.php (April 2017)
http://manuals.marantz.com/NR1508/AP/ZH/index.php (June 2017)
CAUTION IN SERVICING
ELECTRICAL
MECHANICAL
REPAIR INFORMATION
UPDATING
Confidential
Ver. 1
(Release schedule)

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Summary of Contents for Marantz NR1508

  • Page 1 AV Surround Receiver Click here! NR1508 Online service parts list http://dmedia.dmglobal.com/Document/DocumentDetails/23156 Online Parts List (P5 to P7) WEB owner’s manual (Release schedule) http://manuals.marantz.com/NR1508/NA/EN/index.php (March 2017) http://manuals.marantz.com/NR1508/EU/EN/index.php (April 2017) http://manuals.marantz.com/NR1508/AP/ZH/index.php (June 2017) CAUTION IN SERVICING ELECTRICAL MECHANICAL REPAIR INFORMATION UPDATING • For purposes of improvement, specifications and design are subject to change without notice.

  • Page 2: Caution In Servicing

    CAUTION IN SERVICING SAFETY PRECAUTIONS NOTE FOR SCHEMATIC DIAGRAM NOTE FOR PARTS LIST INSTRUCTIONS FOR HANDLING SEMICONDUCTORS AND OPTICAL UNIT Online Parts List Accessing the Parts List Logging in to New SDI and Accessing the Parts List Accessing the Part List from the Model Asset Screen PRINTED CIRCUIT BOARDS Parts Table Downloading the Parts List as an Excel File Revision History...

  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS ◎ Make a safety check after servicing! The following items should be checked for continued protection of the customer and the service Check that all screws, parts and wires removed or disconnected when servicing have been put back technician.

  • Page 4: Note For Schematic Diagram

    NOTE FOR SCHEMATIC DIAGRAM WARNING: Parts indicated by the z mark have critical characteristics. Use ONLY replacement parts recommended by the manufacturer. CAUTION: Before returning the set to the customer, be sure to carry out either (1) a leakage current check or (2) a line to chassis resistance check.
  • Page 5 Online Parts List Accessing the Parts List Logging in to New SDI and Accessing the Parts List (1) Click the URL link on the cover of the service manual. (1) Access New SDI from the URL below. <http://dmedia.dmglobal.com> (2) When the login screen is displayed, enter your username and password. (3) Enter the 5 letters shown as the blue CAPTCHA code as single-byte characters.

  • Page 6: Revision History

    Accessing the Part List from the Model Asset Screen Downloading the Parts List as an Excel File (1) Display the model Asset from New SDI. (1) Displays the Parts List. Click the Download icon. (2) Click the section displayed as ▼ Link to Part Lists under the model name. NOTE : If the ▼...
  • Page 7 Searching Part Numbers or Ref. Numbers You can search a Parts List for part numbers or Ref. numbers. (1) Enter the part number or Ref. number in the search window of the Parts List, and press the search button. (2) The search results are displayed. The name of the sheet in which the search part is used and the part’s line are displayed.

  • Page 8: Initializing This Unit

    CAUTION IN SERVICING. Initializing This Unit Make sure to initialize this unit after replacing the microcomputer or any peripheral equipment, or the digital PCB. 1. Press the power button to turn off the power. 2. While holding down buttons "TUNER PRESET CH +" and "INTERNET RADIO" simultaneously, press the power button to turn on the power.

  • Page 9: Schematic Diagrams

    ELECTRICAL SCHEMATIC DIAGRAMS LEVEL DIAGRAM SCH01_MN864787 FRONT ch SCH02_MN864788 CENTER, SURROUND, SURR.BCK ch SCH03_ADV7623 SUBWOOFER ch SCH04_CPU SURROUND ch SCH05_CPU LEVEL CHG ZONE2(LEGO) ch SCH06_DIGITAL CNT SCH07_DIR APLD BLOCK DIAGRAM SCH08_MAIN DAC ANALOG AUDIO DIAGRAM SCH09_DSP DIGITAL AUDIO DIAGRAM SCH10_NET PHY VIDEO DIAGRAM SCH11_D SUPPLY SCH12_SPK...
  • Page 10 SCHEMATIC DIAGRAMS SCH01_MN864787 MN864787 STBY5V FROM CEC5V N1014 N1014 CEC3.3V D.SUPPLY KYOSERA 1.0-16-23PB VDD33IO CEC1.1V1 L1056 DGND DGND TO 0A CB05YTYH221 RX_C- RXF_C- RX_C+ RXF_C+ DGND RX_0- RXF_0- RX_0+ RXF_0+ DGND L1055 OPEN RX_1- RXF_1- RX_1+ RXF_1+ L1071 DGND CB05YTYH221 RX_2- RXF_2- RX_2+...
  • Page 11 SCH02_MN864788 MN864788 CEC5V FROM CEC3.3V D.SUPPLY CEC1.1V DGND VDD33IO_ L1068 CB05YTYH221 TO 6A ADV7623_C- ADV7623_C+ FROM ADV7623_0- ADV7623_0+ ADV7623 ADV7623_1- AVDDH33 L1063 ADV7623_1+ CB05YTYH221 AVDD11 TO 8A L1057 ADV7623_2- CB05YTYH221 ADV7623_2+ MN864787_C- MN864787_C+ VDD33 MN864787_0- L1062 VDD11_1 CB05YTYH221 MN864787_0+ L1058 CB05YTYH221 MN864787_1- FROM...
  • Page 12 SCH03_ADV7623 ADV7623 DV3.3V FROM R1550 312mA DV1.8V R1581 D.SUPPLY DGND FB1000 L1070 OPEN(2012) CB05YTYH221 DV5V DV3.3V_1 40mA L1069 OPEN(2012) DV1.8V_2 TO 3B FB1001 R1579 CB05YTYH221 R1580 FB1002 545mA CB05YTYH221 DV1.8V_1 R1568 R1623 10UF/16V 1K-D(1608) 1K-D(1608) R1638 CGND 5V_DETA 1:DDCC_SCL 108:DDCA_SDA 2:CVDD 107:RTERM RXC_C-...
  • Page 13 R1185 MN864788_RST MN864788_RST TU_LA TU_LA C1233 TO 1C VSS_USB 100N-K FL_RST FL_RST USB0_DP MODEL R1206 R1202 R1195 DIR_CE DIR_CE USB0_DM NR1508/U1B OPEN C1234 100N-K R1196 DIR_CLK DIR_CLK VCC_USB NR1508/N1B OPEN R1182 AIOS4_STBY_STATUS AIOS4_STBY_STATUS VEXP_DATA VEXP_DATA NR1508/K1B R1200 R1181 AIOS4_WAKEUP AIOS4_WAKEUP...
  • Page 14 SCH05_CPU LEVEL CHG TO 2C TO A4 TO A7 TO 3C CPU LEVEL CHG TO DIGITAL CNT MN864787 MN864788 MAIN DAC STBY3.3V STBY5V FROM SWM3.3V D.SUPPLY M3.3V DGND TO 4C R1091 CEC_COM C1212 OPEN SWM3.3V R1094 CEC_OUT Q1057 R1095 R1096 OPEN OPEN 2SD2114K...
  • Page 15 SCH06_DIGITAL CNT TO 6C DIGITAL CNT N1007 D.SUPPLY N1007 C125Z2-15C H/PR H/P_R N1001 H/PGND H/P_GND TO CP4616 N1001 H/PL H/P_L C125Z2-23C DAGND2 AD_IN_L DAC_FL+ DAGND2 DAC_FL- AD_IN_R DAGND DAGND FRONT CNT H3 DAGND2 DAC_FR- AD_VCOM DAC_FR+ DAGND2 DAGND DAGND LEGO_FL CEN+ DAC_C+ DAGND2...
  • Page 16 SCH07_DIR APLD DIR/A.PLD TO 9C TO B7 TO B0 TO 0D TO 1D FROM FROM NET PHY NET PHY HDMI TX NET PHY DIR input CH1:D-DATA *FILTER COMPONENTS VALUE TYPE TOLERANCE RT1N141C Q2204 R1907 680 ohm METAL FILM OR CARBON 0 ohm 0.068UF FILM OR CERAMIC (CH OR C0G)
  • Page 17 SCH08_MAIN DAC TO C3 TO D5 TO D3 TO B6 TO D4 MAIN DAC FROM FROM FROM FROM FROM DIR/A.PLD DIR/A.PLD DIR/A.PLD DA+5V AD_VDCOM ADIN_LEGO_R DAGND2 ADIN_LEGO_L DAGND2 FROM DIGITAL CNT C2189 ADIN_VDCOM C2193 A/DIN_L TO C7 C2188 DAGND2 DAGND2 C2187 A/DIN_R C2185...
  • Page 18 SCH09_DSP TO D7 TO D6 TO B5 TO 8D FROM FROM NET PHY DIR/A.PLD MP:OPEN N1011 OPEN(1.0-16-6PB-2) DSP1CS DSP1MISO DSP1MOSI DSP1CLK DGND DA3.3V Q2203 RT1N141C 11 12 13 14 15 16 R2119 DSP input DATA MP:OPEN N1012 I2S(HD Audio) I2S(PCM Multi) OPEN(1.0-16-10PB-2) DSP1INF/FL I2S0...
  • Page 19 SCH10_NET PHY TO C1 TO C8 NET PHY FROM DIGITAL_CNT NET3.3V LEGO5V FROM D.SUPPLY NET_I2S2_DOUT NET_I2S2_BCKIN NET_I2S2_DIN NET_I2S2_LRCKIN R1331 DGND TO 9D NET_I2S0_DOUT. R1360 NET_I2S_BCLKOUT. NET_TDM_DOUT R1364 NET_I2S_LRCKOUT. NET_TDM_BCKIN C1190 100N-K NET_TDM_FSIN C1187 100N-K C1882 10N-K R1461 R1462 C1176 1N-K C1024 4.7U-K-1608 19 18 17...
  • Page 20 SCH11_D SUPPLY CEC3.3V M3.3V D3.3V2 SWM3.3V DA1.0V DV1.8V NET3.3V DA3.3V DV3.3V D.SUPPLY DGND DGND DGND L1093 CB05YTYH221-2012 L1095 CB05YTYH221-2012 L1092 CB05YTYH221-2012 M3.3V N1033 MN864788 L1138 1.5A N1033 HSFE5040-2.2UH 0-2012 YMW025-06R L1112 CEC1.1V CEC1.1V R1812 R1807 2R7-1608 L1110 0-2012 CEC_POWER RESETOUT R1798 L1104 0-2012...
  • Page 21 C4003 0(3216) 47N(M)-50V R4058 L4004 SP-2507 D4019 RLY4002 CN4000 LBAS16HT1G R4011 TO CP4800 JZC-42F 10(1/5) 10(2) C4012 R4004 NR1508 OPEN C4004 47N(M)-50V * CAPACITOR OPTION 47N(M)-50V C4016-C4020 C4021-C4022 CN4003 U1B/FB/K1B N1SG, N1B U1B/FB/K1B N1SG, N1B 0(3216) R4059 L4005 SP-2507 NR1608 2200PF 0.018UF...

  • Page 22: Side Connector

    TO N1001 TO N1003 PJ-308-02 (BK) ZJ16B 100N-K TRIGGER PJ-308-02 C4705 100N-K CP4604 D4703 LBAS16HT1G CP4603 C125Z1-27 C125Z1-23 NR1508 OPEN _CP4617 TO HDMI CP4617 SC52137-111A TRG +12V TRG GND TRG GND DA_+5V REG_CNT 1/4 B4 A+7V (FROM WIRE) A-7V AGND AGND...
  • Page 23 DA_FR. DAFR RC_IN IN_B3 REF_A A+7V RC-5 * CAP OPTION AGND Q5204 TUNERL. IN_A4 O_A2 LEGO_AD_L C5210 100/16-KR3 U5200:B DA_C. 2SC3052 NR1508 NR1608 TUNERR. IN_B4 O_B2 LEGO_AD_R LEGO_AD_R NJM8080G C5211 100/16-KR3 R5217 DA_SW. DASW IN_A5 REF_B R5219 C5209 CD_L C5205/C5207/C5210/...
  • Page 24 10/50 VIDEO IN3 VIN5 CN5204 CN5205 C125Z2-21C C125Z2-13C Blu-ray VIN1 R5346 Q5223 VIN_B VIN4 RT1N141C R5347 * MODEL OPTION VIN3 R5348 NR1508 NR1608 VIN2 C5277 C5278 CN5402_21P OPEN INSERT 10/50 100N-K R5349 CN5403_13P INSERT OPEN R5350 VIN_C VIN_A OPTION B...

  • Page 25: Tuner Pack

    R5438 NJM8080G 3K9-F-1608 (CH)3900P-J-1608 R5439 [SL] R5441 R5440 3K9-F-1608 * DAC OPTION C5332 (CH)330P-J-1608 NR1608 NR1508 R5444 4K7-F-1608 R5443 / R5444 / R5445 47K-F-1608 4K7-F 6K8-F R5447 / R5453 DAC OPTION R5442 / R5445 / 47K-F 51K-F R5446 / R5454...
  • Page 26 SCH17_F_HDMI AV 4/4 REF : 3000-3099 FRONT HDMI B'D FRONT HDMI (FFC WAFER) R3000 R3001 R3002 R3003 10K-1608 47K-1005 OPEN R3004 OPEN N3000 A111989-G-01-T_W/O_FLNG R3005 OPEN Q3000 RT1N141C .HPA_D.. HP_DET Q3001 RT1N441C N3001 DDC_SDA DDC_SCK N3001 6232-23P ST CE_REMOTE .CEC DGND TXC- D3000...
  • Page 27 SCH18_FRONT NR1608 & NR1508 FRONT B`D R4403 R4410 U4400 N/F/K 018BT021GINK R4409 OPEN R4400 R4410 CP4401 C4410 OPEN R4403 FIL2 R4401 OPEN R4404 OPEN FIL1 D4400 R4402 OPEN F4400 1N4007 4R7(1) Vkk GND 6125FF500-R OPEN F500mAL/125V R4416 Q4412 KTC1027Y 9 10...
  • Page 28 SCH19_AMP1 7CH_AMP 1/2 REF : 4800-5199 NR1608, NR1508 AMP B'D 1/2 39.6V R4800 R4802 ZD4800 R4801 R4803 R4804 C4800 ZJ5.1A 100K 5K6(1) PRF18BC471QB5RB 100N-K C4803 Q4800 C4802 47/50_KOSHIN TP4800 39.1V C4801 R4805 OPEN R4809 KTA1024Y 1.1V 10N-K 0.6V 680K Q4801...
  • Page 29 VR4804 R5003 KSA992F 1K(B)-V R5002 C4871 ZD4814 OPEN 0R22(2) OPEN OPEN R5004 R5005 R5006 D4826 3K3(1) OPEN OPEN NR1608, NR1508 AMP B'D 2/2 R5007 R5008 470K C4873 R5013 C4872 R5009 R5010 R5011 2N2-K Q4845 470P-500V 22(1) 2SB1560 Q4846 R5012 KTC3206Y...
  • Page 30 * FUSE OPTION C4143 C4169 ZD4160 ZD4147 ZD4148 ZD4149 ZD4165 R4148 R4149 R4150 R4147 R4152 C4151 C4156 U1B,FB N1SG, N1B, K1B NR1508 NR1608 NR1508 NR1608 C4170 F4140 F4141 F4140 F4141 100N-K ZJ7.5B ZJ39B ZJ39B ZJ39B ZJ15B 2M2 (5) 2M2 (5)
  • Page 31 470/50 1N4148 10/50 1N4148 OPEN 4700/25(MHA) 100/16 (KOSHIN) AGND SIDE CONNENCTOR AGND * MODEL OPTION (REG_CNT 2/4 B6) A-8V A+8V C4605 NR1508 NR1608 D4607 ZD4601 C4609 DA_+5V 1N4148 OPEN 4700/25(MHA) 100/16 (KOSHIN) OPTION A OPEN INSERT TRG GND TRG GND...
  • Page 32 SCH23_FRONT CNT SMPS_REG_FCNT 3/3 CP4617 HDMI DIGITAL CNT E8 TO N1005 * MODEL OPTION CP4616 NR1508 NR1608 CP4617 CP4613_23P OPEN INSERT C125Z1-15 CP4617_15P INSERT OPEN C125Z1-15 CP4616 CP4613 TO HDMI C125Z1-23 TO N1007 CLP4600 CLP4602 BKT4143 LEGO_VDCOM LEGO_R LEGO_L R5371...

  • Page 33: Lead-Free Solder

    C1753 BKT1002 D5.2V C3021 N1001 R2002 R2111 C3013 R1999 D5.2V U1008 C3012 R1113 DGND C1752 DGND C3010 R1115 R1105 NR1508 HDMI [MP] C1786 R1136 R1137 C1218 X1901 U1007 C3018 C1219 22.5792MHz R1326 C1780 R2013 L1014 C1751 DGND R3000 R3001 R2010...
  • Page 34 AV (A SIDE) AV (B SIDE) C5333 C5322 C5323 13/21 CN5203...
  • Page 35 SPK, SIDE CNT, HDMI GUIDE A, HDMI GUIDE B SPK (A SIDE) SPK (B SIDE) C4052 C4047 C4043 C4035 C4034 C4040 C4046 C4051 C4045 C4042 C4048 C4036 C4033 C4039 C4050 C4049 C4037 C4032 C4038 C4044 C4041 RLY4003 C4018 R4059 D4020 C4025 C4021 JACK4000...
  • Page 36 AMP, FRONT, MC HP, USB AMP (A SIDE) NR1608 & NR1508 AMP B'D MP R4957 R4966 C4900 R5090 R5091 C4898 7020-08121-000-0S TP4802 C4897 LUG4800 C4884 J4923 R5092 LUG4800 C4823 TP4806 INSERT 23P FFC CABLE TP4808 R5045 R4870 R4881 C4855 CP4801...
  • Page 37 D4631 F4603 F4603A F4603B T1.6AL/250V D4625 D4632 C4613 BONDING AC_IN VGND AC_IN AC_IN F4604A F4604B F4604 AC_IN A_GND T1.6AL/250V AC_IN C4646 2200/25(16*25) BKT4602 C4646 : NR1508 OPEN SMPS (A SIDE) SMPS (B SIDE) ZD4155 ZD4156 ZD4157 ZJ22B ZJ22B ZJ22B C4153...

  • Page 38: Level Diagram

    LEVEL DIAGRAM FRONT ch NR1508 LEVEL DIAGRAM FRONT ch NJU72750 NJU72343 ANALOG H/POUT SPEAKER LINE IN ＋ GAIN ADJ. AK4458VN AK5358B ＋ ＋ PREOUT － － to ZONE2 +30dB NJU72343 MAX. OUTPUT 4.2Vrms SP OUT Differential Out 4.48Vrms/8Ω AK4458 MAX SIGNAL LEVEL...
  • Page 39 CENTER, SURROUND, SURR.BCK ch NR1508 LEVEL DIAGRAM CENTER ch SURROUND ch SURR.BCK ch NJU72343 SPEAKER ＋ GAIN ADJ. AK4458VN ＋ ＋ PREOUT － － +30dB NJU72343 MAX. OUTPUT 4.2Vrms SP OUT Differential Out 4.23Vrms/8Ω AK4458 MAX SIGNAL LEVEL 0dBFS +20dB DOLBY LIMIT LEVEL (ALLch-3dBFS) 0dBFS = +/-2.8Vpp=1.98Vrms...
  • Page 40 SUBWOOFER ch NR1508 LEVEL DIAGRAM SUBWOOFER ch NJU72343 SPEAKER ＋ GAIN ADJ. AK4458VN ＋ ＋ PREOUT － － NJU72343 MAX. OUTPUT 4.2Vrms +30dB MAX SIGNAL LEVEL DOLBY LIMIT LEVEL (ALLch-3dBFS) 0dBFS = +/-2.8Vpp=1.98Vrms AK4458 0dBFS +20dB -10dBFS +10dB PREOUT 300mVrms...
  • Page 41 SURROUND ch NR1508 LEVEL DIAGRAM SURROUND ch NJU72343 SPEAKER ＋ GAIN ADJ. AK4458VN ＋ ＋ PREOUT － － +30dB NJU72343 MAX. OUTPUT 4.2Vrms SP OUT MAX SIGNAL LEVEL Differential Out 4.23Vrms/8Ω DOLBY LIMIT LEVEL (ALLch-3dBFS) AK4458 +20dB 0dBFS 0dBFS = +/-2.8Vpp=1.98Vrms...
  • Page 42 ZONE2(LEGO) ch NR1508 LEVEL DIAGRAM ZONE2（LEGO） NJU72750 LINE IN To MAIN To ZONE2 PCM9211 To LEGO +30dB +20dB +20dB PCM9211 0dBFS=1.06Vrms +10dB +10dB -10dBFS LINE IN 200mV -8.5dB -20dBFS A/D IN -10dB -10dB 75.2mVrms (-23.0dBFS) -30dBFS -20dB -20dB -40dBFS -30dB...

  • Page 43: Block Diagram

    BLOCK DIAGRAM ANALOG AUDIO DIAGRAM NR1508 ANALOG AUDIO DIAGRAM TO DIGITAL AUDIO BLOCK TUNER TUNER_L BUFFER INVERTING ALL MODEL : FM/AM TUNER_R 7-INPUT/3-OUT 8-CH VOLUME NJU72750 MIC(Mini Jack) H/P-L HEADPHONE OUT NJU72343 7-INPUT/3-OUTPUT InA1 NJU72750 H/P-R 8-CH VOLUME InA2 NJU72343...
  • Page 44 DIGITAL AUDIO DIAGRAM NR1508 DIGITAL AUDIO DIAGRAM ADV7623 HDMI TRANSCEIVER KEY_MATRIX 10MHz OUT0 MN864787 CON MN864788 CON ADV7623 MAIN MICOM R5F5631FDDFB DATA FUNCTION TMDS TMDS OUT0 OSD DATA TUNER CONT IPOD TMDS TMDS POWER CONT HDMI4 MUTE RELAY TMDS TMDS...
  • Page 45 VIDEO DIAGRAM NR1508 VIDEO DIAGRAM HDMI4 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT HDMI5 TMDS IN(4K/60,50HZ/6Gbps) OUT1 HDMI1 TMDS IN(4K/60,50HZ/6Gbps) MN864788 MN864787 Rx/Tx (HDMI2.0 & HDCP2.2) (HDMI2.0 & HDCP2.2) HDMI2 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT OUT1 TMDS IN OUT0 HDMI3 TMDS IN(4K/60,50HZ/6Gbps) TMDS IN...

  • Page 46: Power Diagram

    POWER DIAGRAM NR1508 VCC DIAGRAM MAIN +B HI+B LOW+B RELAY S1(AMP +B) MAIN -B LOW-B HI-B RL+B AUDIO+7.0V (Pre) KIA7808API S2(+8V,-8V) KIA7805API DA+5.0V(PCM9211 / AK4458VN) KIA7908API AUDIO-7.0V (Pre) OPEN KIA7805API VIDEO+5.0V S3(VIDEO) JUMPER A.TUNER+5.0V KIA7905PI VIDEO-5.0V MAIN TRANS RELAY S4(VKK)

  • Page 47: Wiring Diagram

    WIRING DIAGRAM ANT_2 ANT_1 NR1508 WIRING BLOCK DIAGRAM AC CORD HDMI PCB LEGO MODULE MAIN + SPK PCB WiFi_ANTENNA WiFi_ANTENNA 40P CARD CABLE 23P CARD CABLE FRONT CNT PCB 13P WIRE(RLY) AV PCB MAIN POWER TRANS 5P WIRE SMPS PCB...
  • Page 48 SEMICONDUCTORS Only major semiconductors are shown, general semiconductors etc. are omitted to list. The semiconductor which described a detailed drawing in a schematic diagram are omitted to list. 1. IC's R5F5631FDDFB(DIGITAL_MCU : IC751) Pin Name Symbol Pu/Pd STBY STOP Function STBY Ground pin EXTAL/P36...
  • Page 49 Pin Name Symbol Pu/Pd STBY STOP Function Pin Name Symbol Pu/Pd STBY STOP Function STBY STBY Pins for setting the boot mode(select the Boot Mode or Protection detect signal input pin (for DC and ASO) (A/D PC7/TXD8/IRQ14 PE4/AN2 DC_DET/ASO SW3VPu User Boot Mode) converter) HDMI transceiver w/ GUI(ADV7623) control pin (for...

  • Page 50: Pin Configuration And Function Descriptions

    PCM9211 www.ti.com SBAS495 – JUNE 2010 AD8195 PIN CONFIGURATIONS AD8195ACPZ (AV : U3000) PCM9211 (DIGITAL : U1040) PT PACKAGE LQFP-48 PIN CONFIGURATION AND FUNCTION DESCRIPTIONS (TOP VIEW) ERROR/INT0 VDDRX 30 AVCC PIN 1 30 AVCC NPCM/INT1 RXIN1 29 PE_EN INDICATOR PIN 1 29 PE_EN INDICATOR...
  • Page 51 PCM9211 PCM9211 BLOCK DIAGRAM www.ti.com SBAS495 – JUNE 2010 BLOCK DIAGRAM DESCRIPTION NAME FILT TOLERANT AUXIN 0 26 MS/ADR1 Software control I/F, SPI chip select / I2C slave address AUTO RXIN7 setting1(2) RXIN 0 RXIN0 SCKO DOUT RXIN 1 RXIN1 MAIN OUTPUT 27 MODE...

  • Page 52: Pin Description

    ADSP21487KSWZ-2B (DIGITAL : U1021) W9864G6KH-6(DIGITAL : U1020) PIN 1 GND PAD (PIN 177) at BOTTOM W9864G6KH TOP VIEW (PINS DOWN) Pin description 5. PIN DESCRIPTION PIN NUMBER PIN NAME FUNCTION DESCRIPTION Multiplexed pins for row and column address. Pin Name Pin No.

  • Page 53: Pin Function

    AK4458VN 40 +105 C (Exposed pad is connected to ground) 40 +85 C (Exposed pad is open) 48-pin QFN (0.5mm pitch) AKD4458 Evaluation Board for AK4458 AK4458VN (DIGITAL : U1053) Block diagram Pin Configurations CLOCK BUFFER CONTROL SIGNAL GENER ATOR COMMAND DECODER COLUMN DECODER...

  • Page 54: Functional Block Diagram

    [AK4458] FUNCTIONAL BLOCK DIAGRAM No. Pin Name I/O Function PD State 4. Block Diagram and Functions CAD0_I2C Chip Address 0 Pin in I2C Bus serial control mode Chip Select Pin in 3-wire serial control mode LDOE TVDD VDD18 DVSS AVDD AVSS Hi-Z Audio Data Format Select in Parallel control mode.
  • Page 55 G Bipolar Technology G Package Outline DIP16,DMP16 I PIN CONFIGURATION and BLOCK DIAGRAM NJU72343 (AV : U5202) NJM2595MTE1 (AV : U5206 Vin1 Vin2 75Ω Vout1 Driver Vin3 Pin Function 75Ω Vout2 No. Symbol Function No. Symbol Function Vin4 Driver AREF Analog reference potential terminal DATA IC control data input...

  • Page 56: Pin Connection

    2. FL DISPLAY FLD (018BT021GINK) (FRONT : U4400) 8G 9G 10G 11G 12G 13G 14G 15G 16G PIN CONNECTION NOTE 1) F1, F2 ----Filament 2) NP ------No pin 3) DL ------Datum Line 4) NX ------No extend pin 5) LGND ----Logic GND pin 6) PGND ----Power GND pin 7) VH ------High Voltage Supply pin...
  • Page 57 MECHANICAL DISASSEMBLY Flowchart 1. WiFi ANT 2. FRONT PANEL ASSY 3. RADIATOR ASSY 4. DIGITAL PCB 5. SPK PCB 6. TRANS 7. SMPS PCB 8. REG PCB 9. AV PCB EXPLODED VIEW PACKING VIEW...
  • Page 58 DISASSEMBLY Flowchart • Remove each part following the flow below. • Reassemble the removed parts in the reverse order. • Read "SAFETY PRECAUTIONS" before reassembling the removed parts. • If wire bundles are removed or moved during adjustment or part replacement, reshape the wires after completing the work. Failure to shape the wires correctly may cause problems such as noise. •...

  • Page 59: Front Panel Assy

    • The photographs with no shooting direction indicated were taken from the top of the unit. (1) Remove the screws. • Photos of NR1508 U are used in this manual. The viewpoint of each photograph (Shooting direction : X) [View from the top] ↓Shooting direction: B↓...

  • Page 60: Radiator Assy

    3. RADIATOR ASSY 4. DIGITAL PCB Proceeding : TOP COVER → RADIATOR ASSY Proceeding : TOP COVER → WiFi ANT → DIGITAL PCB (1) Remove the screws. (1) Remove the screws. ↓Shooting direction: D↓ ↓Shooting direction: C↓ View from the bottom ↑Shooting direction: A↑...
  • Page 61 5. SPK PCB 6. TRANS Proceeding : TOP COVER → WiFi ANT → DIGITAL PCB → SPK PCB Proceeding : TOP COVER → WiFi ANT → DIGITAL PCB → TRANS (1) Remove the screws. (1) Remove the CORD HOLDERs and connector wires. from CP4401 from CP4607 ↑Shooting direction: A↑...

  • Page 62: Exploded View

    S 1 4 S 4 - S 1 6 S 1 2 S 2 -1 1 6 0 (N R NR1508 Only 1 5 0 S 1 1 (N R S 5 - S 1 1 S 2 - P8-1...

  • Page 63: Packing View

    PACKING VIEW Parts List http://dmedia.dmglobal.com/Document/DocumentDetails/23156 17 NR1608 Only N R 16 *MANUAL POLYBAG ASSY* *MIC ASSY* POLYBAG CODE: 6337-04006-201-0S POLYBAG CODE: 6330-21071-900-0S POLYBAG CODE: 4148-21019-000-0S ZIPPERBAG(A4size) ZIPPERBAG(A5size) SETUP MIC STAND SIZE : 350mm x 210mm SPOTIFY insertion sheet This part together with document and zipper bag are supplide. Notes on RADIO (ALL) INST.

  • Page 64: Troubleshooting

    REPAIR INFORMATION TROUBLE SHOOTING SPECIAL MODE 1. POWER Special mode setting button 2. Analog video 1. Version Display Mode 3. HDMI/DVI 2. PANEL / REMOTE LOCK Selection Mode 4. AUDIO 3-1. Selecting the Mode for Service-related 5. Network / Bluetooth / USB 3-2.
  • Page 65 TROUBLE SHOOTING 1. POWER 1.1. The unit does not power on 1.2. Fuse is blown The unit does not power on Blown fuse Check for short circuits between the Does the power indicator on the front panel flash Check the rectifier diode in the Does the power shut down after several seconds? Check for leaks and short circuits regulator output terminal and GND...

  • Page 66: Analog Video

    Extend the DIGITAL PCB using the jig. RESETOUT C1753 BKT1002 N1001 D5.2V R2002 R1999 R2111 D5.2V U1008 R1113 DGND C1752 DGND R1136 R1115 R1105 NR1508 HDMI [MP] C1786 C1218 R1137 X1901 R1326 U1007 C1780 R2013 C1219 22.5792MHz L1014 C1751 DGND R2010 R1140 LEGO5V 7020-08128-020-0S...
  • Page 67 3.1. No picture or sound is output (HDMI to HDMI) No picture or sound is output. (8) When using a MARANTZ Blu-ray/DVD player, is the "HDMI" indicator of the fluorescent display lit? Proceed to YES when using a Blu-ray/DVD player produced by other manufactures.
  • Page 68 (15) Are a picture and sound output when a differ- The TV is faulty. ent TV is used? Check the unit. "HDMI "Rx/Tx" Failure Detection"...

  • Page 69: Audio Check

    4. AUDIO 4.1. AUDIO CHECK No audio output CHECK 1 INPUT SURROUND MODE SOURCE Check the ANALOG AUDIO BLOCK Audio output OK? ANALOG 2CH DIRECT ANALOG CHECK 2 INPUT SURROUND MODE SOURCE Check the DIGITAL AUDIO BLOCK Legacy Audio output OK? COAX or OPT (PCM or DolbyDigital or dts…) CHECK 3...

  • Page 70: Analog Audio

    4.2. Power AMP (AMP PCB) 4.3. Analog audio When using the protection pass mode, do not connect speakers to the speaker terminals. No audio output. No audio output. Protection is activated. Is a voltage of ± 8 V supplied to AV PCB [CP5201]? Repair the ±...
  • Page 71 5. Network / Bluetooth / USB 5.1. Cannot connect to the network Check the connection environment The circuit of NET5V POWER Insert the LAN cable correctly and then turn on Can the output voltage (5V) to Is NET5V POWER [U1013 : 40pin Is the LAN cable correctly inserted? between [U1013-Q1086 : FET- the power again.
  • Page 72 5.2. Cannot establish a Bluetooth connection Check the Bluetooth device being used Are the versions of the HEOS Version displayed in The Network Module software is faulty. Version Check Mode? Is the Bluetooth device compatible with the A2DP Use a device that is A2DP profile compatible. profile? The circuit of Network Module is faulty.
  • Page 73 5.3. Cannot recognize the connected USB device 5.4. No picture or sound is output Check the USB device being used Checking the unit (If no picture is output) Are digital video signals(LEGOPCK, LEGOVS, The circuit around Network Module, [U1024 : Is a USB hub being used? Do not use a USB hub.
  • Page 74 BKT1002 D5.2V N1001 CP4402 D- D+ G R2002 R2111 R1999 N1033 D5.2V U1008 R1113 DGND C1752 DGND J4433 R1115 R1105 NR1508 HDMI [MP] C1786 R1136 C1218 R1137 X1901 U1007 J4432 C1219 22.5792MHz R1326 C1780 R2013 L1014 C1751 DGND R2010 LEGO5V...
  • Page 75 6. SMPS Operation waveform for each part DC 5V is not output. After primary side rectification Primary drain (Caution: High voltage, electric shock) (Caution: High voltage, electric shock) C4148 OPTION OPTION CT714eV5V103M250VacB OPTION_2 Replace the [U4140 : TOP268VG D4142 1N4007S Is [U4140 : TOP268VG] dam- ZD4151 and D4142 / D4143 / D4144 /...
  • Page 76 HDMI "Rx/Tx" Failure Detection 1. Prior checking Check item(0). : Checking the HDMI connector Checking the condition of the HDMI pin (rear/front). There are deformed pins. Replace the HDMI connector. Check for deformed pins. None of the pins are deformed. Check by following the flow chart for "3.
  • Page 77 Parity: none Transmitted text Flow control: none Select Append CR-LF Forward: (none) S706-709 : No Prefernce S702 : 3.3V Check the Local Echo check box. RS-232C Cable WRITING KIT Figure 1 Device Connection Method (NR1508) Figure 3 Serial Port Setup Screen...

  • Page 78: Indicator Lights

    After exiting "Setup Assistant" execute the above. 1. Input a command in the Press 2.Click on the transmission button. transmission command input. Figure 6-1. AVR settings (NR1508) All the for Volume 7 segment indicator Lights Figure 8 Method for Sending Termite Commands...

  • Page 79: Contact Support

    3. Starting detecting the point of failure Check item(1). (2-2) Display when an Error is not detected. Check the power supply status and communication status with the CPU of each device. Start in HDMI Diagnostics mode and follow the procedures below. 1 Auto Test Cancel the mode, and proceed to check item...
  • Page 80 Check item(2). : Check operation of the HDMI input terminal. Check item(3). : Check operation of the HDMI output terminal. Go to check item (52) (OSD[ADV7623] failure detection When the HDMI input terminal of this device is connected to the player correctly, is sound heard from procedure) the speaker? ※...
  • Page 81 3-1. Error Code H1-01 failure detection procedure Checking device. (HDMI Rx/Tx) Check the power supply voltage. (HDMI Rx/Tx) Checking the reset waveform. (HDMI Rx/Tx) Check item(5). Check the power supply voltage. : Check item(7). Checking the reset waveform : Check the waveform. Does the power supply voltage of the HDMI Rx/Tx [U1027] indicate the correct voltage (1.1V, 3.3V)? When the power is turned on, is the TP waveform correct (as The test points are as follows.
  • Page 82 Check the I2C communication line. (HDMI Rx/TX) Check item(8). Check the I2C communication line : Check the waveform. Is the "I2C" waveform of the TP HDMI Rx/Tx [U1027] correct (like the one shown in the diagram) when the power is turned P_DA 116pin P_CK 114pin U1027...
  • Page 83 3-2. Error Code H1-02 failure detection procedure Checking device. (HDMI SW) Checking the reset waveform. (HDMI SW) Check item(10). Checking the reset waveform : Check the waveform. When the power is turned on, is the TP waveform correct (as shown in the figure)? Examples of confirmation waveform 115 pin Voltage scale：1.0V/div...
  • Page 84 3-3. Error Code H1-07 failure detection procedure Checking device. (OSD) Check the power supply voltage. Checking the reset waveform. Check item(14). Checking the reset : Check item(12). Check the power supply voltage. Check item(13). Check the power supply voltage. Check the CPU. Does the power supply voltage of the Check the power supply components [U1067,...
  • Page 85 Check the I2C communication line. Check item(15). Check the I2C communication line : Check the CPU. Is the "I2C" waveform of the HDMI OSD [U1030] correct (like the one shown in the diagram) when the power is turned on? HSCL HSDA U1030 *The diagram shows an example.
  • Page 86 3-4. Error Code H1-15 failure detection procedure Checking device. [U1029 : MX25L3206EMI(E3, E1C, K)/MX25L6406EMI(E2)] Check item(17). Write to the OSD ROM. Recheck from check item (1). Does Error Code H1-15 continue? Check item(18). Replace [U1029] with a new device. Recheck from check item (1).
  • Page 87 3-5. Error Code H1-08 failure detection procedure Checking device. [U1021 : ADSP21487] Check the power supply voltage. Checking the reset waveform. Check item(19). Check the power supply voltage. Check item(20). Check the power supply voltage. Check item(21). Checking the reset : Check the CPU.
  • Page 88 Check the SPI communication line. Check item(22). Check the SPI communication line : Check the CPU. Is the "SPI" waveform of the TP near the DSP [U1021] correct (like the one shown in the diagram) when the power is turned on? D_CK 3pin D_MOSI 4pin D_CS 6pin...
  • Page 89 3-6. Error Code H1-12 failure detection procedure Checking device. [U1040 : PCM9211] Check the power supply voltage. Checking the reset waveform. Check item(24). Check the power supply voltage. Check item(25). Check the power supply voltage. Check item(26). Checking the reset : Check the CPU.
  • Page 90 Check the communication line. Check item(27). Check the communication line : Check the CPU. Is the waveform of the TP near the DIR [U1040] correct (like the one shown in the diagram) when the power is turned on? DR_CK 25pin DR_DIN 24pin DR_CE 26pin DR_DOUT 23pin...
  • Page 91 3-7. HDMI Rx/Tx [MN864788] failure detection procedure Checking operation between the HDMI (Rx/Tx) device and the player Check item(30). Checking the +5V/DDC status register : Example Send the following command from Termite.exe. b In order to check, connect the player to the HDMI terminal and configure the player as AVR source. Check the sound output while turning on the player.
  • Page 92 When the results of check item (29) are "00" When the results of check item (30) are "00 or 04" (Detection of 5V is not OK) (Detection of DDC is not OK.) Check the +5V voltage. (HDMI Rx/TX) Check the DDC line. (HDMI Rx/Tx) Check item(31).
  • Page 93 When the results of check item (30) are "22" (Detection of DDC is OK.) Checking the TMDS status register. 3.3V TMDS Signal TMDS Check item(33). Checking register of the TMDS CLK detection status Example register : Example of waveform in check ① Example of waveform in check ② Send the following command from Termite.exe.
  • Page 94 3-8. HDMI SW [MN864787] failure detection procedure Checking operation between the HDMI (HDMI SW) device and the player HDMI IN Check item(37). Checking the DDC status register : Example Send the following command from Termite.exe. Case of HDMI IN1 b In order to check, connect the player to the HDMI terminal and configure the player as AVR source. Send the command "i 002B 0084 0001".
  • Page 95 When the results of check item (36) are "00" When the results of check item (37) are "00 or 04" (Detection of 5V is not OK) (Detection of DDC is not OK.) Check the +5V voltage. (HDMI SW) Check the DDC line. (HDMI SW) Check item(38).
  • Page 96 When the results of check item (37) are "22" (Detection of DDC is OK.) Checking the TMDS status register (HDMI SW) 3.3V TMDS Signal TMDS Check item(40). Checking register of the TMDS CLK detection status Example register : Example of waveform in check ① Example of waveform in check ② Send the following command from Termite.exe.
  • Page 97 3-9. Front HDMI Buffer IC [AD8195] failure detection procedure Checking operation between the HDMI (Front HDMI Buffer) and the player Checking the +5V/DDC status register (Front HDMI Buffer) Check item(46). Checking the 5V status of the register : Example Send the following command from Termite.exe. b In order to check, connect the player to the HDMI terminal and configure the player as AVR source.
  • Page 98 When the results of check item (46) are "00" When the results of check item (47) are "00 or 04" (Detection of 5V is not OK.) (If the DDC are not OK) Check the +5V voltage. (Front HDMI Buffer) Check the DDC Line. (Front HDMI Buffer) less than 100KHz Check item(48).
  • Page 99 When the results of check item (47) are "22" (Detection of DDC is OK) Checking the TMDS status register 3.3V TMDS Signal Check item(50). Check the TMDS CLK detection status of the regis- Check item (51). Checking the TMDS input waveform. : Example ter.
  • Page 100 3-10. OSD [ADV7623] failure detection procedure Checking the TMDS status register (OSD -> HDMI Rx/Tx) 3.3V TMDS Signal Check item(52). Check the TMDS CLK detection status of the regis- Check item (53). Checking the TMDS input waveform. : Example ter. Check the TMDS waveform at the following test point.
  • Page 101 Check the connection between the HDMI OUT terminal and the TV. Connect the HDMI OUT terminal and the TV, and then turn on the TV and check the following items. Checking the HPD/RXSENSE status register. (HDMI TX -> Monitor) Check item(54). Check the HPD and RXSENSE register value of the Example HDMI TX device.
  • Page 102 When the results of check item (54) are "30" (Detection of HPD is OK / Detection of RXSENSE is OK ) Example Checking the EDID register. (Monitor) Check item(55). Check the Monitor EDID : ① Unplug the AC cord. Plug the AC cord into a power outlet. ②...
  • Page 103 When the results of check item (54) are "10" When the results of check item (54) are "20" (Detection of HPD is OK / Detection of RXSENSE is not OK ) (Detection of HPD is not OK / Detection of RXSENSE is OK ) Check the RXSENSE.
  • Page 104 When the results of check item (54) are "00" (Detection of HPD is not OK / Detection of RXSENSE is not OK ) Check the RXSENSE/HPD. (Monitor) Check item(60). Checking the HPD and RXSENSE. : Does the test point of RXSENSE close to the HDMI output terminal [N1018] indicate the (3.3V)? Does the voltage of HPD test point close to the HDMI output terminal [N1018] indicate "Hi"...
  • Page 105 3-11. Fault detection procedure between HDMI Rx/Tx [MN864788] & OSD [ADV7623]. HDMI IN1 HDMI OUT ※ In order to check, connect the player to the HDMI terminal and configure the player and TV as AVR source. Check the sound output while turning on the player and TV. Checking the TMDS status register (Rx/Tx ->...
  • Page 106 N1021 BKT1000 RESETOUT C1753 BKT1002 D5.2V N1001 R2002 R2111 R1999 D5.2V U1008 DGND R1113 C1752 DGND R1136 R1115 R1105 NR1508 HDMI [MP] C1786 R1137 U1007 C1218 X1901 C1219 22.5792MHz R1326 C1780 DGND R2013 L1014 C1751 R2010 R1140 LEGO5V 7020-08128-020-0S R2017...

  • Page 107: Clock Flow & Wave Form In Digital Block

    N1021 BKT1000 RESETOUT C1753 BKT1002 D5.2V N1001 R2002 R2111 R1999 D5.2V U1008 DGND R1113 C1752 DGND R1136 R1115 R1105 NR1508 HDMI [MP] C1786 C1218 R1137 X1901 U1007 R2013 C1219 22.5792MHz R1326 C1780 DGND R2010 L1014 LEGO5V C1751 R2017 R1140 R1104...

  • Page 108: Special Mode Setting Button

    SPECIAL MODE Special mode setting button b No. 1 - 4, 6 - 8 : While holding down buttons "A", "B" and "C" simultaneously, press the power button to turn on the power. b No. 5, 9 : While the power is on, hold down buttons "A" and "B" for at least 3 seconds . Mode Button A Button B Button C Descriptions...
  • Page 109 Q3 HEOS Config : Q7 Bluetooth MAC Address : q Model destination information : y DSP ROM : HEOS Config *BT MAC Address NR1508 \ :**.** "Press "STATUS" button. "Press "STATUS" button. \ : Region (U, N, K, F) Production...

  • Page 110: Error Display

    1.4. Error display See the table below for descriptions of the displayed errors and countermeasures for these. If multiple errors occur, only one item is displayed. The priority order is w, e, r, q. Condition States Display TROUBLE SHOOTING FIRM ERROR The model name, brand name and region information written in the firmware are compared to the region settings in the PCB.
  • Page 111 1.5. Version Display in the Setup Menu Follow the steps below to display the firmware information. (1) Press the "SETUP" button on the remote control. (2) Select "General - Information - Firmware". The version information is displayed as a 16-digit number as shown in the screenshot below. General/Firmware Version XXXX-XXXX-XXXX-XXXX...
  • Page 112 2. PANEL / REMOTE LOCK Selection Mode 2.1. Actions Switch the PANEL LOCK and REMOTE LOCK modes between on and off. 2.2. Starting up While holding down buttons "M-DAX" and "DIMMER" simultaneously, press the power button to turn on the power. Select the desired mode using the "TUNER PRESET CH+"...

  • Page 113: Service Check

    3-1. Selecting the Mode for Service-related 3-1.1. Actions Select diagnostic mode (service path check mode), protection history display mode, or Operation Info 4.OP INFO mode or TUNER STEP mode. Operation Info for the unit can be checked. 3-1.2. Starting up While holding down buttons "TUNER PRESET CH+"...

  • Page 114: Protection History Display Mode

    3-2. Protection History Display Mode 3-2.1. Actions (c) DC (if the last protection is DC) This mode enables the unit to record and display the event when the THERMAL, ASO or DC protection is PRT:DC activated. Cause : DC output of the power amplifier is abnormal. If protections have been activated multiple times, the latest protection operation is recorded.
  • Page 115 3-2.4. Clearing the Protection History There are two ways to clear the protection history. (a) Activate Protection History Display Mode. Press the "STATUS" button to display the protection his- tory. Press and hold the "DIMMER" button for 3 seconds. PRT:DC Press and hold the "DIMMER"...
  • Page 116 3-3. Operation Info Mode 3-4. TUNER STEP mode (U / N only) 3-3.1. Actions 3-4.1. Actions This mode enables the unit to display the accumulated operating time, power On count and each pro- This is a special mode for enabling reception STEP of the ANALOG TUNER to be changed. tection count.

  • Page 117: Network Initialization Mode

    4. Protection Pass Mode 5. Network Initialization Mode 4.1. Actions 5.1. Actions • This mode allows the power to be turned on without activating protections. The following items are initialized. • This mode functions in the same way as normal power-on, except that protections are not activated. Network setup •...

  • Page 118: Product Mode

    6. Clearing the Operation Info 6.1. Actions • Displays the accumulated operating time of the unit, the number of times the power was switched on, and the number of occurrences of each protection. 6.2. Operations Remove all input/output terminals and the AC plug. Connect the AC plug again and place the product in standby mode.
  • Page 119 DIAGNOSTIC MODE Service Path Check Mode 1.1. Actions This function is convenient for confirming problem paths in the product and checking the paths after repairing. The Video and Audio paths can be checked. The backup data is not rewritten. 1.2. Starting up While holding down buttons "TUNER PRESET CH+"...
  • Page 120 1.6. Confirmation items for the video system See the block diagram fig.XXth. Paths to be confirmed Display Settings What to confirm Input Source : CBL/SAT ・ CVBS input ⇒ CVBS output Video Conversion (IP Scaler) : OFF, All sources ( b The input source can be switched to any source except CBL/SAT.) 1 Analog Video pass fig.05 V01:VIDEO PASS...

  • Page 121: Diagnostic Path Diagram

    DIAGNOSTIC PATH DIAGRAM fig.01 NR1508 ANALOG AUDIO DIAGRAM TO DIGITAL AUDIO BLOCK TUNER TUNER_L BUFFER INVERTING ALL MODEL : FM/AM TUNER_R 7-INPUT/3-OUT 8-CH VOLUME NJU72750 MIC(Mini Jack) H/P-L HEADPHONE OUT NJU72343 7-INPUT/3-OUTPUT InA1 NJU72750 H/P-R 8-CH VOLUME InA2 NJU72343 MAIN_AD_L...

  • Page 122: Usb Front

    NR1508 DIGITAL AUDIO DIAGRAM ADV7623 HDMI TRANSCEIVER KEY_MATRIX 10MHz OUT0 MN864787 CON MN864788 CON ADV7623 MAIN MICOM R5F5631FDDFB DATA FUNCTION TMDS TMDS OUT0 OSD DATA TUNER CONT IPOD TMDS TMDS HDMI4 POWER CONT MUTE RELAY TMDS TMDS HDMI5 FL CONT DSP AUDIO CONT.
  • Page 123 NR1508 ANALOG AUDIO DIAGRAM TO DIGITAL AUDIO BLOCK TUNER TUNER_L BUFFER INVERTING ALL MODEL : FM/AM TUNER_R 7-INPUT/3-OUT 8-CH VOLUME NJU72750 MIC(Mini Jack) H/P-L HEADPHONE OUT NJU72343 7-INPUT/3-OUTPUT InA1 NJU72750 H/P-R 8-CH VOLUME InA2 NJU72343 MAIN_AD_L InA3 OutA1 MAIN_L...
  • Page 124 NR1508 DIGITAL AUDIO DIAGRAM ADV7623 HDMI TRANSCEIVER KEY_MATRIX 10MHz OUT0 MN864787 CON MN864788 CON ADV7623 MAIN MICOM R5F5631FDDFB DATA FUNCTION TMDS TMDS OUT0 OSD DATA TUNER CONT IPOD TMDS TMDS HDMI4 POWER CONT MUTE RELAY TMDS TMDS HDMI5 FL CONT DSP AUDIO CONT.
  • Page 125 NR1508 ANALOG AUDIO DIAGRAM TO DIGITAL AUDIO BLOCK TUNER TUNER_L BUFFER INVERTING ALL MODEL : FM/AM TUNER_R 7-INPUT/3-OUT 8-CH VOLUME NJU72750 MIC(Mini Jack) H/P-L HEADPHONE OUT NJU72343 7-INPUT/3-OUTPUT InA1 NJU72750 H/P-R 8-CH VOLUME InA2 NJU72343 MAIN_AD_L InA3 OutA1 MAIN_L...
  • Page 126 NR1508 DIGITAL AUDIO DIAGRAM ADV7623 HDMI TRANSCEIVER KEY_MATRIX 10MHz OUT0 MN864787 CON MN864788 CON ADV7623 MAIN MICOM R5F5631FDDFB DATA FUNCTION TMDS TMDS OUT0 OSD DATA TUNER CONT IPOD TMDS TMDS HDMI4 POWER CONT MUTE RELAY TMDS TMDS HDMI5 FL CONT DSP AUDIO CONT.
  • Page 127 NR1508 ANALOG AUDIO DIAGRAM TO DIGITAL AUDIO BLOCK TUNER TUNER_L BUFFER INVERTING ALL MODEL : FM/AM TUNER_R 7-INPUT/3-OUT 8-CH VOLUME NJU72750 MIC(Mini Jack) H/P-L HEADPHONE OUT NJU72343 7-INPUT/3-OUTPUT InA1 NJU72750 H/P-R 8-CH VOLUME InA2 NJU72343 MAIN_AD_L InA3 OutA1 MAIN_L...
  • Page 128 NR1508 VIDEO DIAGRAM HDMI4 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT HDMI5 TMDS IN(4K/60,50HZ/6Gbps) OUT1 HDMI1 TMDS IN(4K/60,50HZ/6Gbps) MN864788 MN864787 Rx/Tx (HDMI2.0 & HDCP2.2) (HDMI2.0 & HDCP2.2) HDMI2 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT OUT1 TMDS IN OUT0 HDMI3 TMDS IN(4K/60,50HZ/6Gbps) TMDS IN ADV8195...
  • Page 129 NR1508 VIDEO DIAGRAM HDMI4 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT HDMI5 TMDS IN(4K/60,50HZ/6Gbps) OUT1 HDMI1 TMDS IN(4K/60,50HZ/6Gbps) MN864788 MN864787 Rx/Tx (HDMI2.0 & HDCP2.2) (HDMI2.0 & HDCP2.2) HDMI2 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT OUT1 TMDS IN OUT0 HDMI3 TMDS IN(4K/60,50HZ/6Gbps) TMDS IN ADV8195...
  • Page 130 NR1508 VIDEO DIAGRAM HDMI4 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT HDMI5 TMDS IN(4K/60,50HZ/6Gbps) OUT1 uCOM HDMI1 TMDS IN(4K/60,50HZ/6Gbps) MN864788 MN864787 Rx/Tx (HDMI2.0 & HDCP2.2) (HDMI2.0 & HDCP2.2) HDMI2 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT OUT1 TMDS IN OUT0 HDMI3 TMDS IN(4K/60,50HZ/6Gbps) TMDS IN...
  • Page 131 NR1508 DIGITAL AUDIO DIAGRAM ADV7623 HDMI TRANSCEIVER KEY_MATRIX 10MHz OUT0 MN864787 CON MN864788 CON ADV7623 MAIN MICOM R5F5631FDDFB DATA FUNCTION TMDS TMDS OUT0 OSD DATA TUNER CONT IPOD TMDS TMDS HDMI4 POWER CONT MUTE RELAY TMDS TMDS HDMI5 FL CONT DSP AUDIO CONT.
  • Page 132 NR1508 ANALOG AUDIO DIAGRAM TO DIGITAL AUDIO BLOCK TUNER TUNER_L BUFFER INVERTING ALL MODEL : FM/AM TUNER_R 7-INPUT/3-OUT 8-CH VOLUME NJU72750 MIC(Mini Jack) H/P-L HEADPHONE OUT NJU72343 7-INPUT/3-OUTPUT InA1 NJU72750 H/P-R 8-CH VOLUME InA2 NJU72343 MAIN_AD_L InA3 OutA1 MAIN_L...
  • Page 133 NR1508 DIGITAL AUDIO DIAGRAM ADV7623 HDMI TRANSCEIVER KEY_MATRIX 10MHz OUT0 MN864787 CON MN864788 CON ADV7623 MAIN MICOM R5F5631FDDFB DATA FUNCTION TMDS TMDS OUT0 OSD DATA TUNER CONT IPOD TMDS TMDS HDMI4 POWER CONT MUTE RELAY TMDS TMDS HDMI5 FL CONT DSP AUDIO CONT.
  • Page 134 NR1508 VIDEO DIAGRAM HDMI4 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT HDMI5 TMDS IN(4K/60,50HZ/6Gbps) OUT1 HDMI1 TMDS IN(4K/60,50HZ/6Gbps) MN864788 MN864787 Rx/Tx (HDMI2.0 & HDCP2.2) (HDMI2.0 & HDCP2.2) HDMI2 TMDS IN(4K/60,50HZ/6Gbps) TMDS OUTPUT OUT1 TMDS IN OUT0 HDMI3 TMDS IN(4K/60,50HZ/6Gbps) TMDS IN ADV8195...

  • Page 135: Jig For Servicing

    JIG FOR SERVICING Use the following jigs (extension cable kit) when repairing the PCBs. (3) Remove the DIGITAL PCB from the chassis and turn it over. Order with your dealer for the jigs your dealer if necessary. Place an insulation sheet larger than the PCB underneath the DIGITAL PCB. b Connect the earth of the PCB to the chassis using an earth wire, etc.

  • Page 136: Adjustment Procedure

    ADJUSTMENT Adjusting Idling Current 1. Preparation (1) Prepare a DC voltmeter. (2) Place the unit under normal usage conditions, away from highly ventilated areas such as next to an air conditioning machine or electric fan. AMP UNIT The set requires an ambient temperature of 15℃ to 30℃ and standard humidity. DC Voltmeter (3) Settings of This Unit •...
  • Page 137 UPDATING PROCEDURE AFTER REPLACING THE PCB. PROCEDURE AFTER REPLACING THE U-COM, ETC. FIRMWARE UPDATE PROCEDURE 1. Items necessary for update 2. Updating via USB 3. Update method when the DIGITAL PCB or network module is replaced (Using a USB flash drive) 4.
  • Page 138 A : The software has been written. The software is not written at the time of replacement. N1001 R2002 R2111 R1999 D5.2V U1008 R1113 DGND C1752 DGND R1136 R1115 R1105 NR1508 HDMI [MP] C1786 C1218 R1137 X1901 U1007 C1219 22.5792MHz R1326 C1780 R2013 L1014 LEGO5V C1751...

  • Page 139: Firmware Update Procedure

    Update download file when the firmware is updated (Two files, "HW component" and "LEGO component") Download from SDI Model Name Model Area For HW component For LEGO component NR1508 U North America (U) Product ID : 100100550100 DPMS_NR1508U_LEGO_xxxx.zip NR1508 N Europe (N) Product ID : 100100550200 DPMS_NR1508N_LEGO_xxxx.zip...

  • Page 140: Updating Via Usb

    2. Updating via USB The latest firmware can be downloaded to a USB memory for updates. 2.1. Connecting to the USB Memory (1) Preparation • Use a memory that supports USB2.0. • USB format : Prepare a USB memory formatted in FAT16 or FAT32. •...
  • Page 141 3. Update method when the DIGITAL PCB or network module is replaced (Using a USB flash drive) 3.1. File structure on USB flash drive (5) USB Update starts automatically. The Standby LED lights red. DIGITAL PCB or network module is replaced onto the USB flash drive in the following structure. Display during USB update After unzipping the files, store them in the root of the same USB flash drive.
  • Page 142 4. Update Method for Service Region Settings Copy the Service Region Settings from the USB flash drive to this unit. (5) Copy the files created on the USB flash drive. 4.1. Creating a Service Region Settings file (1) Click [Start button] - [Accessories] - [notepad] on the PC to launch the notepad. copy to USB flash drive (2) Enter "TEXT".
  • Page 143 5. Normal Firmware Update Method from USB Flash Drive 5.1. File structure on USB flash drive (4) Insert the USB flash drive into the USB port. Copy the normal update files onto the USB flash drive in the following structure. Download firmware After unzipping the HW component USB update files for the target model and LEGO USB update files, in USB flash drive.

  • Page 144: Network Connection

    6. Normal Firmware Update Method from OTA 6.2. Check and update the firmware Download the latest firmware from our website and update the firmware. 6.1. Network Connection Check if there is a firmware update available. It is also possible to check approximately how long the (1) System Requirements update will take.
  • Page 145 Update ErrorYYXX : DeviceID, : ErrorCode) Update ErrorYYXX DSP2 ↓↑ The display is alternately displayed. b Except : NR1508/NR1608/SR5012 DSP3 Please check you b Except : NR1508/NR1608/SR5012 Content of the display is scrolled. DSP4 b Except : NR1508/NR1608/SR5012 Audio PLD...
  • Page 146 Copyright © 2017 D&M Holdings Inc. All Rights Reserved.

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