Read Sony HCD-DX70 Service Manual online
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HCD-DX70
6-1. CIRCUIT BOARD LOCATION
POWER board
MAIN board
SENSOR board
SUB TRANS board
MAIN TRANS board
CD SW board
PAD SWITCH board
PANEL board
DRIVER board
VIDEO board
SW board
HEAD (B) board
HEAD (A) board
BD board
MOTOR board
CD SENSOR board
• WAVEFORMS
1
IC101 yj (XTAO)
CD PLAY MODE
6.4Vp-p
16.9344MHz
1.2Vp-p
2
IC101 ta (RFAC)
CD PLAY MODE
3
IC101 ra (TE)
CD PLAY MODE
4
IC101 el (FE)
CD PLAY MODE
400nsec/div
approx 200mVp-p
approx 170mVp-p
1
IC501 qa (XC-OUT)
STOP MODE
3.0Vp-p
32.768kHz
3.4Vp-p
2
IC501 qd (X-OUT)
STOP MODE
3
T301 4
TAPE B REC MODE
16MHz
120Vp-p
80.7kHz
1
IC601 is (XOUT)
STOP MODE
4.8Vp-p
4MHz
– BD BOARD –
– MAIN BOARD –
– PANEL BOARD –
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