- 2-10 -
Refer to “IC601
Troubleshooting”
IC601 Troubleshooting
IC201 Troubleshooting
Check the power supplying IC601 Pin 17, 54, 80, 90?
Refer to “Power Circuit Troubleshooting”
Check the P-SENS
Replace the X602
Check the RESET circuit
Refer to “Power Circuit Troubleshooting”
Check the Data of IC601 Pin 3, 4
(CD
➞
TAPE FUNCTION)
Replace the
IC201
Check the pattern
of (IC601 & IC201)
Check the P-SENS “High” of IC601 pin 26
Check the oscillation of X602
When power supplying to IC601 pin11.
(Low
➞
High)
Replace the IC601
Check the power supplying to IC201 pin24
Check the CLK Data of IC201 pin 21, 22
Check the CONTROLL function
END
YES
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YES
YES
YES
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Summary of Contents for FFH-164
Page 6: ... 1 6 MEMO ...
Page 20: ... 2 14 MEMO ...
Page 21: ...2 15 2 16 BLOCK DIAGRAM ...
Page 23: ...2 19 2 20 TUNER DECK SCHEMATIC DIAGRAM ...
Page 24: ... FRONT SCHEMATIC DIAGRAM 2 21 2 22 ...
Page 25: ... CDP SCHEMATIC DIAGRAM 2 23 2 24 ...
Page 27: ...PRINTED CIRCUIT DIAGRAMS MAIN TUNER P C BOARD SOLDER SIDE 2 27 2 28 ...
Page 28: ... MAIN TUNER P C BOARD COMPONENT SIDE 2 29 2 30 ...
Page 29: ... FRONT POWER P C BOARD SOLDER SIDE 2 31 2 32 ...
Page 30: ... FRONT POWER P C BOARD COMPONENT SIDE 2 33 2 34 ...
Page 31: ... 2 35 CD MAIN P C BOARD SOLDER SIDE ...
Page 32: ... 2 36 CD MAIN P C BOARD COMPONENT SIDE ...
Page 33: ... 2 37 INTERNAL BLOCK DIAGRAM OF ICs BU1923 BU1923F RDS RBDS decoder ...
Page 34: ... 2 38 BA3308 Dual preamplifier with ALC KA78R33 Low Dropout Voltage Regulator ...
Page 38: ... 2 42 KIA6225P S BIPOLAR LINEAR INTEGRATED CIRCUIT ...
Page 42: ... 4 2 MEMO ...
