Rotel RSX-972 Technical Manual
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Rotel RSX-972 Technical Manual

Surround sound receiver
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T echnical
Manual

Table of Contents

Appearance......................................2
Wiring Diagram.................................3
Disassembly Diagram.......................4
Disassembly Diagram List.................5
Specifications....................................6
Parts List...........................................7 - 14
Chassis Layout.................................15
Adjustment........................................16 - 17
Conversion........................................18
Case Outlines...................................19 - 20
PCB Assembly..................................21 - 25
Schematic Diagram..........................26 - 34
THE ROTEL CO., LTD.
SHINSEN-BLD. 4F 10-10 SHINSEN-CHO, SHIBUYA-KU,
TOKYO 150-0045, JAPAN
Quality Uncompromised
See Page 22 for Backup Memory Cap Location
®
SURROUND SOUND RECEIVER
RSX-972
Serial. NO.
Beginning
Y-331B-0009/W4

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Summary of Contents for Rotel RSX-972

  • Page 1: Table Of Contents

    Disassembly Diagram List....5 Specifications........6 Parts List...........7 - 14 Chassis Layout.........15 Adjustment........16 - 17 Conversion........18 Case Outlines........19 - 20 PCB Assembly........21 - 25 Schematic Diagram......26 - 34 THE ROTEL CO., LTD. Serial. NO. SHINSEN-BLD. 4F 10-10 SHINSEN-CHO, SHIBUYA-KU, Beginning TOKYO 150-0045, JAPAN Y-331B-0009/W4...

  • Page 2: Appearance

    Appearance SURROUND SOUND RECEIVER RSX-972 POWER TUNED AUTO MEMORY PRESET O S D OPTICAL COAXIAL DIGITAL Pro Logic 3Stereo MODE 5.1ch D.RANGE VOLUME TREBLE TUNING BAND TUNER TAPE 1 VIDEO1 VIDEO2 VIDEO3 VIDEO4 VIDEO5 BASS 5.1CH DYNAMIC DIRECT MONO MEMORY...

  • Page 4: Disassembly Diagram

    Disassembly Diagram...

  • Page 5: Disassembly Diagram List

    DISASSEMBLY PARTS LIST PARTS NO. DESCRIPTION PARTS NO. DESCRIPTION 8645000211 KNOB ROTARY, AL A6063S-T5 2408218001 OPTO JACK RX-8A 8543000211 KNOB MAIN, AL A6063S-T5 4438100530 JACK RCA 3P(B) 8602000611 FRONT PANEL, AL A6063S-T5 4438100920 JACK RCA 2P(B,B WOOFER) 8545000511 BEZEL RING(47F), ABS RED SPRAY 4408101010 SPEAKER TERMINAL 4P 8523000210...

  • Page 6: Specifications

    AM Tuner Specifications Sensitivity 500 uV/m Audio Signal to Noise Ratio 40 dBf Continuous Amplifier Power Output level (all channels driven) 500 mV 75 watts/ch (20-20k Hz, <0.09% THD, 8 ohms) 100 watts/ch (1kHz, <1.0% THD, 8 ohms, DIN) Antenna Input Total Harmonic Distortion Loop Antenna <0.09%...

  • Page 7: Parts List 1/8

    Parts List 1/8 SYMBOL PART NO. DESCRIPTION SYMBOL PART NO. DESCRIPTION AMPLIFIER PCB 4002000200 CR212 3479347181 CAP E SG 470uF/63V 4002000200 PCB Assembly CSL212 3479347181 CAP E SG 470uF/63V CC209 3519181935 CAP C AXIAL 180PF/50V J CSR212 3479347181 CAP E SG 470uF/63V CL209 3519181935 CAP C AXIAL 180PF/50V J...
  • Page 8 Parts List 2/8 SYMBOL PART NO. DESCRIPTION SYMBOL PART NO. DESCRIPTION RSL207 30291001910 RES MF 1K 1/5W F RL227 30294300910 RES MF 430 1/5W F RSR207 30291001910 RES MF 1K 1/5W F RR227 30294300910 RES MF 430 1/5W F RC226 30291201910 RES MF 1K2 1/5W F RSL227...
  • Page 9 Parts List 3/8 SYMBOL PART NO. DESCRIPTION SYMBOL PART NO. DESCRIPTION QC208 2008207101 TR PNP 2SA1360(O/Y) 3479333971 CAP E SG 3.3uF/50V QL208 2008207101 TR PNP 2SA1360(O/Y) 3479333971 CAP E SG 3.3uF/50V QR208 2008207101 TR PNP 2SA1360(O/Y) 3479347971 CAP E SG 4.7uF/50V QSL208 2008207101 TR PNP 2SA1360(O/Y)
  • Page 10 Parts List 4/8 SYMBOL PART NO. DESCRIPTION SYMBOL PART NO. DESCRIPTION RR57 3099152170 RES CHIP 2012 1K5 J C118 3519103915 CAP C AXIAL 0.01uF/16V J 3099182170 RES CHIP 2012 1K8 J C100 3519473935 CAP C AXIAL 0.047uF/50V J 3099220170 RES CHIP 2012 22 J C112-C113 3519473935 CAP C AXIAL 0.047uF/50V J...
  • Page 11 Parts List 5/8 SYMBOL PART NO. DESCRIPTION SYMBOL PART NO. DESCRIPTION IC204 2168020107 IC NJU7312AL ANALOG SWICH C951-C954 3679473120 CAP MYLAR 0.047uF100V J C967-C970 3679472120 CAP MYLAR 0.0047uF100V J GUIDE B'D PCB ASSEMBLY (PCB FRONT) CNT PLUG ST JE202A-1 T-2 P3.96 CT202 4428502646 CNT PLUG ST JE202A-1 T-2 P3.96...
  • Page 12 Parts List 6/8 SYMBOL PART NO. DESCRIPTION SYMBOL PART NO. DESCRIPTION R861-R866 3029750970 RES MF 75 1/8W J C921 3479347071 CAP E SG 47uF/50V R870 3029750970 RES MF 75 1/8W J C922-934 3679103120 CAP MYLAR 0.01uF/100V J R876 3029750970 RES MF 75 1/8W J CP900 4428525810 CNT LV PIN BASE 1P...
  • Page 13 Parts List 7/8 SYMBOL PART NO. DESCRIPTION SYMBOL PART NO. DESCRIPTION R265-266 3029104970 RES MF 100K1/8W J R826 3029470970 RES MF 47 1/8W J R271-272 3029104970 RES MF 100K1/8W J R854 3029470970 RES MF 47 1/8W J R277-278 3029104970 RES MF 100K1/8W J R907 3029470970 RES MF 47 1/8W J...
  • Page 14 JACK RCA 1P(B) 4438100920 JACK RCA 2P (B,B WOOFER) 4438100530 JACK RCA 3P(B) 4438100220 JACK RCA 4P(WW,RR) H551 4428806966 JUMPER HEADER 6P P2.5 H3.0 4448402966 JUMPER SHUNT 2P P2.5 IC515 ( RSX-972 ONLY ) 2138322012 Masking CXP819P60Q-4 IC400-401 2408218001 OPTO JACK RX-8A...

  • Page 16: Adjustment

    4. Confirm if 'STEREO' & 'TUNED' turns OFF when decreasing the output level slowly from 26dB to 25dB, 24dB ~~~. (Repeat the above 3. if not OFF in lower than 24dB.) 5. Push RSX-972's TUNE UP or DOWN button "long" at Signal Generator Output Level 26dB and start Auto search. Confirm if search stops at FM Frequency 98.1MHz.
  • Page 17 3. Confirm if 'TUNED' turns OFF when decreasing the output level of AM Signal Generator slowly from 84dB to 80dB. 4. Push RSX-972 TUNE UP or DOWN button "long" at AM Signal Generator Output Level 84dB and start AUTO search.

  • Page 18: Conversion

    VERSION SELECTOR H551 VERSION SELECTOR...

  • Page 19: Case Outlines

    Case Outlines KIA7905 KIA7805 2SA1386A 2SA1859A KIA7915 KIA7815 2SC3519A 2SC4883A KIA7906 KIA7806 KBPC2504W KTA1268 KTA1271 DTC323 BTKA1266 DTC107 2SA1360 KTC3198 BA033 NJM5532F PC817 NJM5532D DTA107 2SC3423 KTC3200 2SC4137 KTC3203 74HCT125 74VHC157 74VHC574 NJU7311A TSH94IN KS5520 LM7001 74HCU04 BU1920F AK5351VF AK4110VF TC9154F TC9184AP LA3401...
  • Page 20 Meno...

  • Page 21: Pcb Assembly

    PCB Assembly 4002000200 Amplifier Circuit Locations for RSX972 FRONT L SURROUND L CENTER SURROUND R FRONT R 4002002700 4002002710 TOP VIEW BOTTOM VIEW...
  • Page 22 PCB Assembly 4002002800 Stand-By Memory Cap 0.1F, 5.5 Volts TOP SIDE BOTTOM SIDE...
  • Page 23 PCB Assembly 4002002500...
  • Page 24 PCB Assembly 4002002430 4002002440 4002002450 4002002460 4002002410 4002002420 4002002400...
  • Page 25 PCB Assembly 4002002300 4002002600 TOP SIDE 4002002610 4002002620 BOTTOM SIDE...
  • Page 26 Block Diagram...
  • Page 27 4002000200 Power Amplifier Boar...
  • Page 28 Schematic Diagram 4002002800 (1/2) Digital Board...
  • Page 29 SCHMATIC DIAGRAM (Revised) Note: RED marked for increase Output level Delete Delete 4002002800 (2/2) Digital Board...
  • Page 30 SCHMATIC DIAGRAM 4002002410 KEY Board 4002002420 Power SW 4002002400 Control Board 4002002460 S-Video Board...

  • Page 31: Schematic Diagram

    SCHEMATIC DIAGRAM 4002002500 (1/2) Main Board...
  • Page 32 SCHEMATIC DIAGRAM 4002002500 (1/2) Main Board 4002002500 Power Supply 4002002500 Zone 2 4002002500 Composite Video & OSD...
  • Page 33 SCHEMATIC DIAGRAM 4002002710 Capacitor Board Standby Trans 4002002620 Terminal Board 4002002700 Standby Board Component Video 4002002600 Speaker Board 4002002610 Center Speaker Board...
  • Page 34 SCHEMATIC DIAGRAM 4002002300 Tuner Board...

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