Sony rm av 2100 b service manual
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Extracted text from sony rm av 2100 b service manual (Ocr-read)
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2 RM-AV2100B Notes on chip component replacement -Never reuse a disconnected chip component. -Notice that the minus side of a tantalum capacitor may be damaged by heat. Flexible Circuit Board Repairing -Keep the temperature of soldering iron around 270˚C during repairing. -Do not touch the soldering iron on the same conductor of the circuit board (within 3 times). -Be careful not to apply force on the conductor when soldering or unsoldering. TABLE OF CONTENTS 1. GENERAL ·········································································· 3 2. DISASSEMBLY ································································ 4 2-1. Case (Lower) ·································································· 4 2-2. MAIN Board ··································································· 4 3. TEST MODE ······································································ 5 4. DIAGRAMS ········································································ 7 4-1. Printed Wiring Board – Main Section – ························· 7 4-2. Schematic Diagram – Main Section – ···························· 8 4-3. IC Pin Function Description ··········································· 9 5. EXPLODED VIEWS ······················································ 10 6. ELECTRICAL PARTS LIST ······································· 11
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3 RM-AV2100B This section is extracted from instruction manual. SECTION 1 GENERAL 5COMMANDER OFF button Turns the power of the Commander off. 6Component Select buttons Selects the component to control. 7VOLUME +/– buttons* (page 14, 22) Adjust the volume. 8MUTING button* (page 14, 22) Mutes the audio. Press the button once again to resume at the previous volume. 9CHANNEL +/– buttons Select the channel. *Note on the VOLUME +/– and MUTING buttons The Commander controls or mutes the TVs volume when you select a visual component. The Commander controls or mutes the amplifier s volume when you select an audio component. You can change this setting also (page 22). Note on the power on and off of the Remote Commander To turn on the power, press any button except the COMMANDER OFF button. To turn off, press COMMANDER OFF, or if you dont use the Commander, it automatically turns off after 10 minutes. This interval can also be changed (page 49). Location and Function of Controls 1Component display area Displays the name of the component selected. 2LCD touch key display (page 11) The keys used for operating each component are displayed. NoteDo not press the touch keys using sharp objects such as pins or ball-point pens. 3SYSTEM CONTROL buttons (page 23) You can program up to 16 consecutive key operations to each of the three SYSTEM CONTROL buttons . You can automatically carry out the entire program by pressing one button. 4LIGHT button (page 50) Used to light up the LCD display in the dark. Press the button once to turn on the light, and once again to turn it off. You can also set the backlight to go off automatically after a certain period of time.