AVR125 Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor "chip" components.
AVR125 SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician. LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground (water pipe, conduit, etc.) by connecting a leakage current tester...
Height measurement includes feet and chassis. All features and specifications are subject to change without notice. Harman Kardon is a registered trademark, and Power for the Digital Revolution is a trademark, of Harman Kardon, Inc. * Manufactured under license from Dolby Laboratories.
AVR125 FRONT-PANEL CONTROLS ı Û Ò Ô Ù Ú ˆ AVR 125 Ó AM/FM & 1 Main Power Switch ! Input Source Selector Ô Set Button 2 System Power Control @ Tuning Mode Selector Input Indicators 3 Power Indicator # Digital Optical 3 Input Ò...
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AVR125 FRONT-PANEL CONTROLS % Video 3 Video Input Jacks: These jacks may be In Manual tuning mode, tap the button lightly and note the receiver. (See pages 7–8 for a complete explana- that the tuner will step up one frequency increment per tion of the Information Display.)
AVR125 FRONT-PANEL INFORMATION DISPLAY Q PO OPT 123 COAX 123 ANALOG AUTO TUNED ST PRESET SLEEP NIGHT PL II DSP VMAx NF LOGIC 7 CM F G H A Bitstream Indicators I Logic 7 Mode Indicators Q Tuned Indicator...
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AVR125 FRONT-PANEL INFORMATION DISPLAY remaining before the AVR 125 goes into the Standby mode. (See page 21 for more information.) O Memory Indicator: This indicator flashes when entering presets and other information into the tuner’s memory. P Stereo Indicator: This indicator lights when an FM station is being tuned in stereo.
AVR125 REAR-PANEL CONNECTIONS ° fl › ‡ · fi ¡ ™ £ ¢ ∞ SURR SURR , 1A , 0.5A § ‹ ¶ • ª ‚ ⁄ ¤ ¡ AM Antenna › AC Power Cord h DVD Audio Inputs ™...
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AVR125 REAR-PANEL CONNECTIONS ¤ Switched AC Accessory Outlet: This outlet may Video 2 Video Inputs: Connect one of these be used to power any device you wish to have turned jacks to the PLAY/OUT composite or S-Video jacks on or off at the same time as the AVR 125. Any device on a TV, VCR or other video source.
AVR125 REMOTE CONTROL FUNCTIONS a Power Off Button b IR Transmitter Window c Program Indicator d Power On Button e Input Selectors POWER f AVR Selector g AM/FM Tuner Select h Test Button i Sleep Button TAPE j Surround Mode Selector...
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Digital Select sequence used to calibrate the AVR 125’s output levels. ate the AVR 125 and most recent Harman Kardon Button p to change the digital input) and then press (See pages 18–19 for more information on calibrating products.
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AVR125 REMOTE CONTROL FUNCTIONS u Tuning Up/Down: When the tuner is in use, these AVR 125 when processing surround sound. After to operate another device or when a macro command pressing this button, the delay times are entered by...
AVR125 INSTALLATION AND CONNECTIONS System Installation cable TV system. Note that if the antenna or connec- color to assist you in making the correct connections. After unpacking the unit, and placing it on a solid surface tion uses 300-ohm twin-lead cable, you must use the...
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AVR125 INSTALLATION AND CONNECTIONS should be connected to the Video 1 Out Jacks Power Connections on the AVR 125. This unit is equipped with two accessory AC outlets. They may be used to power accessory devices, but 2. Connect the analog audio and video outputs of a...
• Amplifier is in protection mode • Contact your local Harman Kardon service center, which you can due to internal problems locate by visiting our Web site at www.harmankardon.com No sound from surround or •...
AVR125 AVR125/225 DISASSEMBLY PROCEDURE <1> TOP-CABINET(21) REMOVAL 1. Remove 13 screws(S1,S7) and then remove the Top-cabinet. <2> FRONT PANEL ASS’Y REMOVAL 1. Remove the Top-cabinet, referring to the previous step<1>. 2. Disconnect the connect (BN72-Card canle)) on the FP PCB(37-1) from connector(CN72) on the Input PCB(39-1) 3.
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AVR125 <7>TUNER MODULE(40) REMOVAL 1. Remove the Top-cabinet, referring to the previous step<1>. 2. Disconnect the connector(CON1-Card cable) from connector(CN13) on the Input PCB ASS’Y(39-1). 3. Remove 2 screws(S8) and then remove the Tuner Module(40). <8>VIDEO PCB(39-2) REMOVAL 1. Remove the Top-cabinet, referring to the previous step<1>.
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AVR125 DISASSEMBLY 1) REMOVAL OF TOP COVER 2) REMOVAL OF FRONT PANEL 3) PRINCIPAL PARTS LOACTION TUNER MODULE INPUT PCB TRANS FORMER MAIN PCB FRONT PCB...
AVR125 AMPLIFIER SECTION BIAS ADJUSTMENT Measurement condition . No input signal or volume position is minimum. Standard value. ± . Ideal current = 48mA ( ± . Ideal DC Voltage = 21.12mV ( CUP11517X (MAIN PCB) CN63 CN61 CN62...
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AVR125 IC PIN FUNCTION AK4114VQ IC75 PIN/FUNCTION Pin Name Function IPS0 Input Channel Select 0 Pin in Parallel Mode Receiver Channel 4 Pin in Serial Mode (Internal biased pin) No Connect NC(AVSS) No internal bonding. This pin should be connected to AVSS.
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AVR125 PIN/FUNCTION (Continued) Pin Name Function Power-Down Mode Pin When “L”, the AK4114 is powered-down and reset. Master Clock Operation Mode 0 Pin in Parallel Mode CDTO Control Data Output Pin in Serial Mode, IIC= “L”. CAD1 Chip Address 1 Pin in Serial Mode, IIC= “H”.
AVR125 November 1988 Revised November 1999 74ACT04SC : IC83, 84 74AC04 • 74ACT04 Hex Inverter General Description Features The AC/ACT04 contains six inverters. reduced by 50% on 74AC only Outputs source/sink 24 mA ACT04 has TTL-compatible inputs Ordering Code:...
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AVR125 A/D CONVERTER IC PIN FUNCTION (AK5380VT) : IC77 PIN/FUNCTION Pin Name Description AINR Rch Analog Input Pin AINL Lch Analog Input Pin NC Pin No internal bonding. VCOM Common Voltage Output Pin Normally connected to AGND with a 0.1µF ceramic capacitor in parallel with an electrolytic capacitor less than 2.2µF.
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AVR125 PIN ASSIGNMENT (74HCU04AFN : IC71,72 ) LOGIC SYMBOL (10) (11) (13) (12) TRUTH TABLE...
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Sheet 3/5 Ise Electronics Corporation :Display Pattern CM2054C Scale 3:1 Unit : mm 100.0 Color of illumination G:Green /(Blue Green) Rsh.O-N:Reddish Orange-N/(Red)
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AVR125 BLOCK DIAGRAM VFD DRIVER IC PIN FUNCTION (LC75725E) : IC74 Pin No. Function Handling when unused 1, 13 Driver block power supply connection. (Both pins must be connected.) — — Logic block power supply connection. Provide a voltage between 4.5 and 5.5 V.
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AVR125 M-COM IC PIN ASSIGNMENT & BLOCK DIAGRAM PIN ASSIGNMENT (TOP VIEW) P 20/A16 P 21/A17 P22/A18 P57/CLK P23/A19 RSTX P24/A20/PPG0 P56/RDY P 25/A21/PPG1 P55/HAKX P26/A22/PPG2 P54/HRQ P27 /A23/PPG3 P53/WRHX P30 /A00/AIN0 P52/WRLX P 31/A01/BIN0 P51/RDX P50/ALE P32/A02/ZIN0 PA3/OUT3...
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AVR125 IC PIN FUNCTION (M-COM : MB90F476APFG) : IC72 LQFP Pin Name Circuit Type Function Oscillator pin Oscillator pin 32 kMHz Oscillator pin 32 kMHz Oscillator pin RSTX Reset input pin General-purpose I/O ports P00 to P07 A pull-up resistor can be attached using the pull-up resistor setting register (RDR0) (RD07 to RD00 = 1).
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AVR125 LQFP Pin Name Circuit Type Function General-purpose I/O ports In the external bus mode, the pin functions as an external address pin. (CMOS/H) AIN0 The pin is an 8-/16-bit up-and-down timer input pin (ch0). General-purpose I/O port In the external bus mode, the pin functions as an external address pin.
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AVR125 LQFP Pin Name Circuit Type Function General-purpose I/O port In the external bus mode, the pin functions as ALE pin. (CMOS) In the external bus mode, the pin functions as an address capture enable signal (ALE) pin. General-purpose I/O port In the external bus mode, the pin functions as the RDX pin.
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AVR125 LQFP Pin Name Circuit Type Function General-purpose I/O port SOT0 (CMOS) The pin functions as an UART data output pin. General-purpose I/O port SCK0 (CMOS/H) The pin functions as an UART clock I/O pin. General-purpose I/O port TIN0 (CMOS/H) The pin functions as the event input pin of the 16-bit reload timer.
AVR125 AVR125 ELECTRICAL PARTS LIST Reference Designator Part Number Description PCB , FRONT Capacitors C703 HCBS1H821KBT CAP , CERAMIC 820PF 50V K C704,735,773,774,777,778,864 HCEA1VH100T CAP , ELECT 10UF 35V C712 HCEA1HH1R0T CAP , ELECT 1UF 50V C713,730,732,736,770,771,805, HCBS1H223ZFT CAP , CERAMIC 0.022UF 50V Z...
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AVR125 Reference Designator Part Number Description Intergrated Circuits IC72 BVIMB90F476APFG IC , FLASH U-COM FUJITSU IC73 HRVRPM6938H4 SENSOR , REMOTE RPM6938-H4 IC74 HVILC75725E IC , VFL DRIVER LC75725E IC80 HVITC9215AF TC9215AF IC81,82,88 HVINJM2068MTE1 I.C , OP AMP NJM2068M-TE1 IC83,84 HVI74ACT04SC I.C , HEX INVERTER...
AVR125 AVR125 1. Instruction manual ass'y - Accessories 2. Package Drawing TAPE OPP TAPE OPP MANUAL ASS'Y FM 1 POLE ANT(UL) POLY BAG MANUAL INSTRUCTION SNOW PAD (L) SNOW PAD (R) REMOCON TRANSMITTER ASS'Y BATTERY ASS'Y AM LOOP ANTENNA ASS'Y...
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