Sony MEX-N5100BE Service Manual page 42

MEX-N5100BE/N5100BT/N5150BT
MAIN BOARD IC705 TC94A99FG-003 (SYCH (RF AMP, DIGITAL SERVO PROCESSOR, AUDIO DSP)
Pin No. Pin Name
1 LPFO
2 PVREF
3 VCOF
4 RVSS3
5 VCOI
6 RVDD3
7 SLCO
8 RFI
9 RFRPI
10 RFEQO
11 DCOFC
12 AGCI
13 RFO
14 RVSS3
15 FNI2
16, 17 FNI1, FPI2
18 FPI1
19 VDD1_1
20 TPI
21 TNI
22 VRO
23 AVSS3
24 MDI
25 LDO
26 FSMONIT
27 RFZI
28 RFRP
29 TEI
30 AVDD3
31 FOO
32 TRO
33 VSS_1
34 FMO
35 DMO
36 VDDM1
37 SRAMSTB
38 VDD1_2
39 VDD3_1
PIO10/CDMON2,
40, 41
PIO11/CDMON3
42 PIO12
43 PIO13
44 PIO14
45 PIO15
46, 47 PIO16, PIO17
48 PIO18
49 PIO19
50 PIO20
51 DVDD12
52 DAO1
53 DVSS12
54 DAO2
55 DVREF
56 DVDD34
57 DAO3
58 DVSS34
59 DAO4
60 DVDD5
42
I/O
O PLL circuit low-pass fi lter amplifi er output terminal
- PLL circuit reference voltage (+1.65V) terminal
O VCO fi lter terminal
- Ground terminal
I DSP VCO control voltage input terminal
- Power supply terminal (+3.3V)
O EFM slice level output terminal
I RF signal input terminal
I RF ripple signal input terminal
O RF equalizer circuit output terminal
O RF equalizer offset compensation low-pass fi lter output terminal
I RF signal auto gain control amplifi er input terminal
O RF signal generation amplifi er output terminal
- Ground terminal
I Main beam (B) input from the CD mechanism deck block
I Main beam (C) input from the CD mechanism deck block
I Main beam (A) input from the CD mechanism deck block
- Power supply terminal (+1.5V)
I Sub beam (F) input from the CD mechanism deck block
I Sub beam (E) input from the CD mechanism deck block
O Reference voltage (+1.65V) output to the CD mechanism deck block
- Ground terminal
I Laser power detection signal input from the CD mechanism deck block
O Laser power control signal output to the CD mechanism deck block
O Not used
I RF ripple zero-cross signal input terminal
O RF ripple signal output terminal
O Tracking error signal output terminal
- Power supply terminal (+3.3V)
O Focus coil control signal output to the CD mechanism deck block
O Tracking coil control signal output to the CD mechanism deck block
- Ground terminal
O Sled motor control signal output to the CD mechanism deck block
O Spindle motor control signal output to the CD mechanism deck block
- Power supply terminal (+1.5V)
I Standby signal input from the system controller
- Power supply terminal (+1.5V)
- Power supply terminal (+3.3V)
I/O Not used
I Audio data input from the system controller
I Bit clock signal input from the pin 49 (PIO19)
I L/R sampling clock signal input from the pin 48 (PIO18)
O Audio data output to the system controller
I/O Not used
O L/R sampling clock signal output to the system controller
O Bit clock signal output to the system controller
I/O Not used
- Power supply terminal (+3.3V)
O Audio signal (rear R-ch) output to the electrical volume
- Ground terminal
O Audio signal (front R-ch) output to the electrical volume
- Reference voltage terminal
- Power supply terminal (+3.3V)
O Audio signal (front L-ch) output to the electrical volume
- Ground terminal
O Audio signal (rear L-ch) output to the electrical volume
- Power supply terminal (+3.3V)
Description
"L": standby