Sony XR-C5120 Service Manual
Fm/am cassette car stereo
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Also See for XR-C5120:
- Operating instructions manual (20 pages) ,
- Service manual (35 pages)
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See also:
Service Manual
XR-C5120
SERVICE MANUAL
US Model
Canadian Model
Model Name Using Similar Mechanism
XR-C5100
Tape Transport Mechanism Type
MG-25F-136
SPECIFICATIONS
FM/AM CASSETTE CAR STEREO
MICROFILM
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Summary of Contents for Sony XR-C5120
- Page 1 XR-C5120 SERVICE MANUAL US Model Canadian Model Model Name Using Similar Mechanism XR-C5100 Tape Transport Mechanism Type MG-25F-136 SPECIFICATIONS FM/AM CASSETTE CAR STEREO MICROFILM...
- Page 2 XR-C5120 6-3. SCHEMATIC DIAGRAM – MAIN Board (1/2) – • See page 16 for Waveforms. • See page 27 for IC Block Diagrams. – 19 – – 20 –...
- Page 3 XR-C5120 6-4. SCHEMATIC DIAGRAM – MAIN Board (2/2) – • See page 28 for IC Block Diagrams. (Page 25) – 21 – – 22 –...
- Page 4 XR-C5120 6-6. SCHEMATIC DIAGRAM – KEY Board – • See page 16 for Waveform. (Page 22) – 25 – – 26 –...
- Page 5 • IC Block Diagrams IC331 TDA7462D – MAIN Board – IC21 TB2118F-EL-S SE3L SE3R MUTE PAUSE PAUSE DETECT 24 23 22 21 16 15 14 13 FRONT INPUT TREBLE/ OUT FL LOUDNESS VOLUME VOICE BANDPASS FADER GAIN & SOFT BASS CONTROL CONTROL SE1L...
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Page 6: Ic Pin Function Description
Rotary remote commander shift key input terminal “L”: shift SYSRST Reset signal output to the SONY bus interface (IC581) “L”: reset BUS-ON Bus on/off control signal output to the SONY bus interface (IC581) “L”: bus on UNISO Serial data output to the SONY bus interface (IC581) UNISI... - Page 7 Pin No. Pin Name Function AMP-MUT Muting on/off control signal output to the power amplifier (IC751) “L”: muting on Standby on/off control signal output to the power amplifier (IC751) AMP ON “L”: standby mode, “H”: amp on PLL-CKO PLL serial data transfer clock signal output to the FM/AM PLL (IC21) PLL-CE PLL chip enable signal output to the FM/AM PLL (IC21) “H”...
- Page 8 Pin No. Pin Name Function POS3 Tape position (EJECT/FF/REW/ POS3: “L”: REV and EJECT mode, “H”: others mode POS2 REV/FWD mode) detect input from POS2: “L”: REW mode, “H”: others mode the tape operation switch on the POS0: “L”: EJECT mode, “H”: others mode POS0 deck mechanism POS1: “L”: FF and FWD mode, “H”: others mode...