Clarion DB345MP Service Manual page 7

TC94A15F 051-6399-00
CD Mechanism IC
Outward Outward Outward Outward Outward Form Form Form Form Form
100 pins, plastic QFP
Terminal Description
Pin No PIN NAME I/O DESCRIPTION
1 IPF OUT O
2 SB OK O O
3 CLOCKIO I/O The clock pulse input/output for
4 VDD -
5 VSS -
6 DATA O
7 SF SY O O
8 SB SY O O
9 HSO O
10 UHSO O
11 AR SEL IN I
12 AWRC O
13 P VDD -
14 PDO O Phase difference signal output of
15 TMAX S O
16 TMAX O
17 LPF N I
18 LPF OUT O
19 P Vref -
20 VCO FILTER O
21 VCO Ref I
22 DTC N O
23 DTC P O
24 PLL VSS -
25 SLCO O
26 RF IN I
27 RF RP I
28 RF EQ OUT O
29 A VDD -
30 RES IN -
31 Vref OUT O
32 VMDIR O
33 TESTR O
34 INVSEL I
35 AGCI I
36 RF DCI I
37 RF OUT O
IP flag output
Sub code Q data CRCC OK
signal output
the sub code reading
Positive supply voltage
Nagative supply voltage
DATA
Playback frame synchronous
signal output
Sub code block sychronous
signal output
The play speed flag ouput
The play speed flag output
Fix to the high level
The control signal ouput for the
active wide range VCO
PLL positive supply voltage.
EFMPLCK.
T max judgment output.
T max judgment output.
Inverted input of LPF for PLL.
The output terminal for the Low
Pass Filter.
PLL reference voltage.
Loop filter for VCO.
VCO reference voltage input.
For the analog slicer.
For the analog slicer.
PLL ground.
Output of internal DAC for data
slice level generation.
RF signal input.
RF ripple input.
The output of the RF equalizer.
Positive supply voltage for the
Analog section.
For reference current setting.
The reference voltage output.
The reference voltage output.
The compensation terminal for
RFEQO offset.
MDI polarity selection.
The input terminal of RF AGC
amplifier.
The input terminal for RF peak
detection.
RF signal output.
Pin No PIN NAME
38 PN SEL
39 EQ SET
40 RF VDD
41 LDO
42 MDI
43 RF VSS
44 FNI 2
45 FNI 1
46 FPI 2
47 FPI 1
48 TPI
49 TNI
50 FTEO
51 RF ZI
52 A VSS
53 RF RP
54 RF DC
55 FEI
56 SBAD
57 TEI
58 TE Z IN
59 A VDD
60 FOO
61 TRO
62 Vref
63 FMO
64 DMO
65 IO2A
66 IO3A
67 MONIT
68 FG IN
69 VSS
70 VDD
71 TESIN
72 X VSS
73 X IN
74 X O
75 X VDD
76 D VSS
- 7 - - 7 - - 7 - - 7 - - 7 -
I/O DESCRIPTION
I The transistor type selection
input for laser diode driver.
L=NPN, H=PNP.
O The equalizer setting terminal.
- RF power supply.
O The laser diode drive output.
I Monitor photo diode signal input.
- RF ground.
I Main beam signal input.
I Main beam signal input.
I Main beam signal input.
I Main beam signal input.
I Sub beam signal input.
I Sub beam signal input.
O For test.
I RF ripple zero cross signal input.
- Analog ground.
O RF ripple signal output.
O RF peak detection signal output.
(hologram suitable)
O Focus error signal output.
O Sub beam add signal output.
O Tracking error signal output.
I Tracking error signal inpur for
zero cross.
- Positive supply voltage for the
Analog section.
O Focus equalizer output.
O Tracking equalizer output.
O Reference voltage output.
O Field equalizer output / Speed
error output.
O Disk equalizer output.
I/O General input/output.
I/O General input/output.
O Internal DSP signal monitor.
I FG input for the spindle CAV
servo.
- Negative supply voltage.
- Positive supply voltage.
I For test.
- Master clock analog ground.
I Crystal connection.
O Crystal connection.
- Clock power supply.
- Digital ground.
D B 3 4 5 M P / D B 3 4 6 M P D B 3 4 5 M P / D B 3 4 6 M P D B 3 4 5 M P / D B 3 4 6 M P D B 3 4 5 M P / D B 3 4 6 M P D B 3 4 5 M P / D B 3 4 6 M P