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Sony XR-C6100 Service Manual

Fm/mw/lw cassette car stereo
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SERVICE MANUAL
Dolby noise reduction manufactured under license
from Dolby Laboratories Licensing Corporation.
"DOLBY" and the double-D symbol a are trade-
marks of Dolby Laboratories Licensing Corporation.
MICROFILM
XR-C6100
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
SPECIFICATIONS
FM/MW/SW CASSETTE CAR STEREO
Saudi Arabia Model
MG-25F-136
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Summary of Contents for Sony XR-C6100

  • Page 1 XR-C6100 SERVICE MANUAL Saudi Arabia Model Dolby noise reduction manufactured under license Model Name Using Similar Mechanism from Dolby Laboratories Licensing Corporation. Tape Transport Mechanism Type MG-25F-136 “DOLBY” and the double-D symbol a are trade- marks of Dolby Laboratories Licensing Corporation.
  • Page 2: Ic Pin Function Description

    Serial data transfer clock signal output to the bus interface (IC701) (for SONY bus) BUSON Bus on/off control signal output to the bus interface (IC701) (for SONY bus) “L”: bus on SYSRST Reset signal output to the bus interface (IC701) (for SONY bus) “L”: reset AMPON Standby control signal output to the power amplifier (IC611) “L”: standby...
  • Page 3 Pin No. Pin Name Function Loading/tape operation motor control signal output to the LB1638M (IC361) LM EJ (For the eject direction and reverse side operation) *1 Forward/reverse direction control signal output to the CXA2510AQ (IC301) N/R OUT “L: forward direction, “H”: reverse direction P.ON Polar stereo detection signal output terminal “H”: polar stereo Not used (open) CM ON...
  • Page 4 Pin No. Pin Name Function Input of acknowledge signal for the key entry Acknowledge signal is input to accept function KEYACK and eject keys in the power off status On at input of “H” — Power supply terminal (+5V) X OUT Main system clock output terminal (5 MHz) X IN Main system clock input terminal (5 MHz)
  • Page 5 XR-C6100 6-4. SCHEMATIC DIAGRAM – MAIN Section (1/2) – • See page 31 and 32 for IC Block Diagrams. – 23 – – 24 –...
  • Page 6 XR-C6100 6-5. SCHEMATIC DIAGRAM – MAIN Section (2/2) – • See page 32 for IC Block Diagramas. • Waveforms 1 IC1 1 (XO) 4.2 Vp-p 7.2 MHz 2 IC501 ^ª (XOUT) 4.6 Vp-p 5 MHz 3 IC501 &™ (XT_OUT) 5 Vp-p 32.768 kHz...
  • Page 7 XR-C6100 6-7. SCHEMATIC DIAGRAM – PANEL Section – – 29 – – 30 –...
  • Page 8 • IC Block Diagrams – MAIN BOARD – IC1 BU2624F-E2 IC301 CXA2510AQ-T4 XOUT REFERENCE PHASE DIVIDER DETECT 120 / + – MSMODE – NR BIAS PBFB1 DRSW MODE PBRIN1 TAPE/AUX CONTROL TAPESW FMIN PBREF1 INSW TAPE EQ PBFIN1 NRSW MODE FWD/RVS MAIN AMIN...