Sharp CD-DH790N, Service Manual

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CD-DH790N
8 – 5
U10 92L117ALiM5601 : CD,SD & USB Audio Single Chip Controller ( M5673 )( 3/6 )
PIN DESCRIPTION
PIN No. Signal Attribute Description
1 LDO O / A Laser Driver Output of APC
2 TP1 I / A 3 Beam Satellite PD Positive Input
3 TP2 I / A 3 Beam Satellite PD Negative Input
4 MC I / A Input of Main Beam Signal (C)
5 MB I / A Input of Main Beam Signal (B)
6 MD I / A Input of Main Beam Signal (D)
7 MA I / A Input of Main Beam Signal (A)
8 AVDD33_2 P Servo Analog Power
9 HAVC O / A Voltage Reference (programmable)
10 V12 O / A Voltage Reference (1.2V)
11 AVSS33_2 G Servo Analog Ground
12 TELP O / A Low Pass Filter Capacitor Connecting for TEZC Detection
13 MPXOUT1 O / A Multiplexer output 1 for Analog Signal Monitoring.
14 MPXOUT2 O / A Multiplexer output 2 for Analog Signal Monitoring.
15 MPXOUT3 O / A Multiplexer output 3 for Analog Signal Monitoring.
16 COSP O / A
External Capacitor Connection of Offset Cancellation Loop for VGA in
EQRF Block (Positive)
17 COSN O / A
External Capacitor Connection of Offset Cancellation Loop for VGA in
EQRF Block (Negative)
18 AVDD33_3 P PRML ADC Power
19 VTB B / O PRML ADC Voltage Control, connect to Capacitor
20 VTP B / O PRML ADC Voltage Control, connect to Capacitor
21 AVSS33_3 G PRML ADC Ground
22 AVSS33_LDO G LDO ground
23 AVDD33_LDO P LDO 3.3V input
24 AVDD18_LDO O / A LDO 1.8V output
25 AVDD33_CKG P Clock Generator Power
26 XTALI I / A External XTAL ( I ) , 16.9344MHz
27 XTALO O / A External XTAL ( O ) , 16.9344MHz
28 AVSS33_CKG G Clock Generator Ground
29 AVDD18_1 P Analog Power for PLL
30 AVSS18_1 G Analog Ground for PLL
31 BICAPL I / A Left Channel Bass capacitor in
32 BOCAPL O / A Left Channel Bass capacitor out