PIONEER Service Manual. A subscription to, or additional copies Also test with plug reversed of, PIONEER Ser vice Manual may be obtained at a (Using AC adapter Earth nominal charge from PIONEER. plug as required)
4.3 MAIN PCB ASSY............................18 4.4 PCB ASSY..............................20 5. PCB PARTS LIST ............................24 6. ADJUSTMENT ..............................26 7. GENERAL INFORMATION ..........................27 7.1 DIAGNOSIS..............................27 7.1.1 TROUBLE SHOOTING ........................27 7.1.2 Disassembly ............................32 7.2 IC ................................34 7.3 ABOUT LOT MARK INDICATION......................53 8. PANEL FACILITIES ............................54 SE-DIR800C...
Dimensions..209 (W) x 50 (H) x 104 (D) mm Mass..........Approx. 520g Manufactured under license from Dolby Laboratories. “Dolby”, “Pro Logic” and the double-D symbol are trademarks of Dolby Laboratories. ** “DTS” and “DTS VIRTUAL” are trademarks of Digital Theater Systems, Inc. SE-DIR800C...
Screws adjacent to mark on product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.) 2.1 PACKING x5 set SE-DIR800C...
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TRANSMITTER WPX1010 Operating Instructions See Contrast table(2) > AC/DC Power adaptor See Contrast table(2) (2) CONTRAST TABLE SE-DIR800C/KUCXCN1 and SE-DIR800C/NYXCN are constructed the same except for the following : SE-DIR800C/ SE-DIR800C/ Mark No. Symbol and Description NYXCN KUCXCN1 Warranty card...
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+ terminal WBH1028 NSP 36 License label See Contrast table(2) C terminal WBH1029 (2) CONTRAST TABLE SE-DIR800C/KUCXCN1 and SE-DIR800C/NYXCN are constructed the same except for the following : SE-DIR800C/ SE-DIR800C/ Mark No. Symbol and Description KUCXCN1 NYXCN Caution sheet WRN1002...
Phot Phot 1Heart Shield L=700 (It lets the inside of a rear band tube pass.) 2 Heart Rittsu wire L=110 2 Heart Rittsu wire L=700 (It lets the inside of a front band tube pass.) L ch R ch SE-DIR800C...
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WER1103 NSP 35 Resistance WER1104 Seal WRW1063 NSP 37 R PHOTO PCB ASSY WWX1069 NSP 38 L PHOTO PCB ASSY WWX1068 Screw KPZ14P050FZK Screw PPZ20P060FZK Screw PPZ20P080FZK Screw PPZ25P100FZK L Speaker unit Assy WXX1338 R Speaker unit Assy WXX1339 SE-DIR800C...
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 MAIN, POWER, L.PHOTO and R.PHOTO PCB ASSYS MAIN PCB ASSY (WWX1065) : AUDIO SIGNAL ROUTE (L ch) R. PHOTO PCB ASSY (WWX1069) SE-DIR800C...
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÷ The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. ÷ : The power supply is shown with the marked box. SE-DIR800C...
4.2 POWER PCB ASSY SIDE A SIDE A POWER PCB ASSY TP15 TP19 TP17 TP21 TP14 TP18 TP16 TP20 (Shield Line Heart Line) (Shield Line GND) SIDE B (WNP1055-A) IC7 IC9 POWER SIDE B PCB ASSY (WNP1055-A) SE-DIR800C...
Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 5.62k Ω 562 x 10 5621 RN1/4PC 5 6 2 1 LIST OF ASSEMBLIES SE-DIR800C SE-DHT800C Mark Symbol and Description /KUCXCN /NYXCN 1..DIGITAL CORDLESS HEADPHONE WPH1021 WPH1021 1..Composite PCB ASSY...
SWITCHES AND RELAYS SW1, SW2, SW3, SW4 WSG1013 WSH1018 OTHERS JA1 JACK (2P) WKN1022 JA2 JACK (HP) WKN1020 JACK (1P) WKN1019 Heat Sink WNC1002 Oscillator (24.57MHz) WSS1019 JA4 Jack WKN1021 ADJUSTMENT There is no information to be shown in this chapter. SE-DIR800C...
R92-R93 of the transmitter. LED light up? Short-circuit between TP14 and TP15. Check the peripheries of Q24, Q26, Q27, Does the CHARGE Q30, Q31, and Q32 of the transmitter. LED light up for 5 sec.? Check the periphery of the charge terminal. SE-DIR800C...
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Connect the AC adaptor while holding the POWER START switch and the ProLogic II switch of the transmitter pressed. (Noise simulation mode) Is sound output from the headphone terminal of the transmitter? Is the IR-LED-drive waveform normal? (TP11-TP13) Check the headphones. Check the transmitter. SE-DIR800C...
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DSP (IC2), DECODER (IC1), and D/A (IC8). Is the VCOT circuit Check the peripheries of IC11 and IC12. oscillating? (TP9) Check the peripheries of IC3, Is the IR-LED-drive waveform and of the IR-LED-drive TR. normal? (TP11-TP13) POWER-OFF SE-DIR800C...
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Switch to analog input. Check the peripheries of A/D Is sound output? (IC7), IC6 and JA1. After three minutes or more Checking audio detection of continuous playback, Check the peripheries of IC9 and Q1. does the IR LED remain lit? SE-DIR800C...
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IC9, and the periphery of Q1. Check the Photo Board Assy, and the peripheries of the following: Is sound output while IC1 (RF amplifier), IC2 (decoder), signals are being received? IC3 (DAC), IC4 and IC5 (power amplifier), and the speaker. SE-DIR800C...
3. Remove the two screws of the base cover and remove the base cover. 4. Remove the soldering from the lead wire on the photo board. 5. Remove the screw of the board. MAIN BOARD Assy 6. Remove the photo cover. PHOTO BOARD Assy SE-DIR800C...
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Wire dressing Wire dressing Shielding wire 7 Lead dressing on the R-ch side Incorrect dressing of the wire may result in insufficient transmissible distance between the transmitter and the cordless headphones. Wire dressing Shielding wire SE-DIR800C...
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Block Diagram Data RAM Program ROM 11.5k×24bits 15kW×32bits Control Register Host I/F SE-DIR800C...
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Audio I/O selection pin FMT1 port FMT0 MUTE Mute pin (High: Mute on) STEREO Bypass setting pin of LR signal (High: Stereo bypass) PLL STOP Power save pin (Low: PLL circuit OFF) PLL1 PLL clock selection pin PLL0 SE-DIR800C...
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CXD4003Q (PCB ASSY : IC3) • Digital signal-processing LSI that provides functions for both transmission and reception in the DIAT (Digital Infrared Audio Transmission) system Pin Arrangement (Top view) SE-DIR800C...
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45 TEST27 Test pin, normally fixed to L 46 TEST28 Test pin, normally fixed to L 47 TEST29 Test pin, normally open-circuit 48 TEST30 Test pin, normally open-circuit 49 TEST31 Test pin, normally open-circuit − 50 VSS Digital GND SE-DIR800C...
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Digital audio interface format input 96 DTIN Data input 97 BCKIN Bit clock input 98 LRCKIN LR clock input (L ch/R ch = H/L) 99 LRCKO LR clock output (L ch/R ch = H/L) − 100 VDD Digital power supply SE-DIR800C...
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Front/back squeeze selection of digital-audio AD/DA converter data 146 XMUTE Mute input (Mute/Through = L/H) 147 CRCCK CRC check request (Off/On = L/H) 148 TEST73 Test pin, normally fixed to L − 149 VSS Digital GND 150 SRDT Read-out output of CPU interface data SE-DIR800C...
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Test pin, normally open-circuit − 171 VSS Digital GND 172 TEST89 Test pin, normally open-circuit 173 TEST90 Test pin, normally open-circuit 174 TEST91 Test pin, normally open-circuit 175 TEST92 Test pin, normally fixed to L 176 TEST93 Test pin, normally open-circuit SE-DIR800C...
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21 OSC1 CR oscillation input 22 OSC2 Oscillation output 23 PA7 LED control 24 PA6 Charge control 25 PA5 IR LED control 26 PA4 A/D reset output 27 PB7 DSP reset output 1 28 PB6 DSP reset output 2 SE-DIR800C...
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HEADPHONE SE-DHP800 CXA3504M (MAIN PCB ASSY : IC1) • DIAT Receiver Analog Signal Processing IC Block Diagram SE-DIR800C...
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23 VCCO Power supply for output section 24 OUT Signal output pin 25 DET Output pin for input level detection − 26 GNDO GND for output section 27 AGC24 AGC amplifier output pin 28 AGC23 AGC amplifier input pin SE-DIR800C...
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CX4004R (MAIN PCB ASSY : IC2) • Digital Signal-processing IC for DIAT system reception Pin Arrangement (Top view) Block Diagram * Without TEST pin SE-DIR800C...
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Emphasis, fs information output (L: Full-band, H: Half-band) PLL VCO output 63 EMPFS1 Emphasis, fs information output Clock selection for data output EXTCK (L: APX internal connection, H: VCOR pin 64 TEST11 Test pin, normally fixed to H input) SE-DIR800C...
XXXX TX sticker Date code location placed in middle Lot mark is sealing indication to the above part of the product. 0 4 2 4 Indication of lot is four columns Indicates the total weeks through the year 2004 SE-DIR800C...
(sold separately) connected to the PHONES the batteries are fully charged. jack on the front panel. DOLBY HEADPHONE button Battery compartment Use to recharge the supplied rechargeable Press to select the Dolby Headphone mode batteries. (DH1 / DH2 / DH3 / OFF). SE-DIR800C...
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PHONES jack 2D: Dolby Digital Use for connecting corded headphones. 2PL II: Dolby Pro Logic II decoding of analog or digital source. DTS: DTS DOLBY HEADPHONE mode indicators Light to show the Dolby Headphone mode (DH1 / DH2 / DH3). SE-DIR800C...
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DVD and 0dB for compatibility with a wide range player, LD player or CD player. of analog equipment. LINE IN jacks Analog input jacks for connection to audio/video equipment such as a VCR or TV. SE-DIR800C...
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AA dry-cell batteries. The headband automatically adjusts when Infrared sensor you put the headphones on. Infrared sensors are located on either side. POWER indicator Ear pads Lights when the headphones are on. POWER switch Press to turn on / off. SE-DIR800C...
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