Panasonic CQ-JT1010X Service Manual page 8

CQ-JT1010X / CQ-JS6910X
7.3. CD Servo Block
IC201 : MN662748RPMF
Pin Port
No.
1 BCLK Not used
2 LRCK Not used
3 SRDATA Not used
4 DVDD +5V digital power supply
5 DVSS1 Digital ground
6 TX Not used
7 MCLK MPU command clock
8 MDATA MPU command data
9 MLD MPU command load
10 SENSE Sense signal
11 /FLOCK Focus servo lock
12 /TLOCK Tracking servo lock
13 BLKCK Not used
14 SQCK Q code external clock
15 SUBQ Q code output
16 DMUTE DSP mute
17 STAT DSP Status output
18 /RST Reset input
19,20 Not used
21 TRV Forced traverse output
22 TVD Traverse drive output
23 PC Spindle motor control
24 ECM Spindle motor drive
25 ECS Spindle motor drive
26 KICK Kick pulse output
27 TRD Tracking motor drive
28 FOD Focus motor drive
29 VREF D/A reference voltage
30 FBAL Focus balance adjust
31 TBAL Tracking balance adjust
32 FE Focus error signal
33 TE Tracking error signal
34 RFENV RF envelope signal
35 VDET Vibration detection
36 OFTR Off track signal
37 TRCRS Track closs signal
38 /RFDET RF detection signal
39 BDO Drop out signal
40 LDON Laser on/off control
41 PLLF2 Not used
42 TOFS TE offset
43 WVEL Not used
44 ARE RF signal
45 IREF Reference current input
46 DRF DSL bias
47 DSLF DSL loop filter
48 PLLF PLL loop filter
49 VCOF Not used
50 AVDD2 +5V analog power supply
51 AFSS2 Analog ground
52 EFM Not used
53 PCK/DSLB DSL bias
54 VCOF2 Tracking offset
55 SUBC Not used
56 SBCK (Connecting to ground)
57 VSS Ground
58 X1 Crystal oscillator
59 X2 Crystal oscillator
60 VDD +5V power supply
61,62 - Not used
63 FCLK Not used
Description I/O (V)
-
-
-
- 5.0
-
-
I
I
I
O
O
O 4.9
-
I 4.9
O 2.5
I
O 3.1
I 4.9
-
O 2.5
O 2.5
O
O 2.5
O 2.5
O 2.5
O 2.5
O 2.5
I 2.5
O 2.5
O 2.5
I 2.5
I 2.5
I 2.5
I
I
I 2.1
I
I
O 4.5
-
O 2.5
-
I 1.7
I 1.6
I
I/O 2.4
I/O 1.8
-
- 5.0
-
-
I 2.4
O 2.5
-
-
-
I 1.7
O 2.3
- 5.0
-
-
64 IPFLAG Not used
65 FLAG Not used
66-69 - Not used
70 IOSEL (Connecting to ground)
71 /TEST (Connecting to ground)
72 AVDD1 +5V analog power supply
73 OUTL Audio Lch output
-
74 AVSS1 Analog ground
-
75 OUTR Audio Rch output
-
76 RSEL (Connecting to ground)
77 CSEL (Connecting to ground)
0
78 PSEL (Connecting to ground)
-
79 MSEL (Connecting to ground)
0
80 SSEL mode select
0
0
0
IC401 : MN101C117AG
0
Pin Port
No.
-
1 MASHON Servo IC OSC control
2 P82 No connection
3 P81 No connection
0
4 P80 (Connection to ground)
5 Q1 Photo sensor signal (DISC IN)
6 Q3 Photo sensor signal (DISC OUT)
-
7 Q6 Photo sensor signal (Option)
8 SW4 Clamp SW signal
9 SW5 Inner SW signal
0
10 SW2 Feeder arm SW
11 PA6 (Connection to ground)
12 PA7/IFR (Connecting to ground)
13 VDD +5V power supply
14 OSC2 Crystal oscillator
15 OSC1 Crystal oscillator
16 VSS Ground
17 NC No connection
18 SOMI CD control data
19 SIMO CD control data
20 SCLM Data shift clock
21 P06 Not used
0
22 BD0 Drop out signal
0
23 PC1 Loading motor driver control
24 PS2 Focus/Tracking driver control
0
25 VDET Vibration detecting signal
0
26 P14 No connection
27 CDON CD on signal
-
28 IRQ1.SENS (Connecting to groung)
E
-
29 IRQ2 (Connecting to ground)
30 LOD Loading motor control
31 TRV Traverse motor control
0
32 /PRST Servo IC reset
33 STAT Status signal
34 DMUTE DSP mute
-
35 SUBQ Sub code Q data
36 SQCK Sub code Q clock
0
37 /TLOCK Tracking servo lock
-
38 /FLOCK Focus servo lock
39 NRST reset input
40 MMOD (Connecting to ground)
-
41 SENSE Sense signal
-
42 MLD Command load
0
43 MDATA Command data
44 MCLK Command clock
-
-
8
-
-
-
I
I
- 4.9
O 4.9
-
O 4.9
-
-
-
-
I 5.0
Description I/O (V)
O 5.0
-
-
-
I 4.5
I 4.2
I 5.0
I
I 5.0
I 5.0
-
I
- 5.0
- 5.0
- 3.3
-
-
O 3.2
I 3.8
I 5.0
-
I
O 5.0
O
I
-
I 5.0
-
-
- 2.6
- 2.5
O 5.0
I 4.0
O
I 2.6
O 5.0
I
I
I 5.0
-
I
O 5.0
O 0.9
O 4.6
-
-
-
0
0
0
0
0
0
0
-
-
0
0
0
0
0
-
-
0
0
0
-
0
0
0
0
0
0
0