Terminals Description (Cd Deck) - Toyota CQ-TS7420K Service Manual

5 TERMINALS DESCRIPTION (CD Deck)

IC201 : MN662785TBUC
Pin Port
No.
1 DVDD3 +5V power supply
2 D0 D-RAM data
3 D1 D-RAM data
4 NWE D-RAM data write
5 NRAS D-RAM row address strobe
6 D2 D-RAM data
7 D3 D-RAM data
8 NCAS0 D-RAM columun address strobe
9 NCAS1 D-RAM columun address strobe
10 A8 D-RAM address
11-14 A7-4 D-RAM address
15 A9 D-RAM address
16-18 A0-A2 D-RAM address
19 A3 D-RAM address
20 DVSS2 Ground
21 DVDD2 +5V power supply
22 SPOUT Not used
23 TRVP Traverse motor control
24 TRVM Traverse motor control
25 TRP Trackng coil drive
26 TRM Trackng coil drive
27 FDP Focus coil drive
28 FDM Focus coil drive
29 FBAL Focus balance
30 TBAL Tracking balance
31 CSEL (Connecting to VDD)
32 FE Focus error
33 TE Tracking error
34 RFENV RF envelope
35 OFT Off track signal
36 NRFDET RF detecting signal
37 BDO Drop-out signal
38 LDON Laser on signal
39 ARF RF signal
40 IREF Reference current input
41 ADPVCC (Connecting to ground)
42 DSLF Loop filter for DSL
43 DRF Loop filter for DSL
44 PLLF Loop filter for PLL
45 VCOF VCO filter
46 AVDD2 +5V power supply
47 AVSS2 Ground
48 OUTL L channel output
49 AVSS1 Ground
50 OUTR R channel output
51 AVDD1 +5V power supply
52 FSEL (Connecting to P3V)
53,54 - (Connecting to ground)
55 FLAG Flag output
56 CLVS Servo status signal
57-60 - Not used
61 MCLK Clock for I/F command
62 MDATA Date for I/F command
63 MLD I/F command load
64 BLKCK Subcode block clock
65 SQCK Ext.clock for sub code-Q
66 SUBQ Code for sub. code-Q
67 DMUTE Mute input
68 STAT Status signal
69 NRST Reset input
70 SPPOL Not used
71 PMCK Clock output
72 SMCK Clock output
73 SDATA Serial data
74 LRCK LR clock
75 BCLK Bit clock
76 /TEST (Connecting to VDD)
77 X1 Crystal oscillator
78 X2 Crystal oscillator
Descriptions I/O
-
I/O
I/O
O
O
I/O
I/O
O
O
O
O
O
O
O
-
-
-
O
O
O
O
O
O
O
O
-
I
I
I
I
I
I
O
I
I
-
-
-
-
-
-
-
O
-
O
-
-
-
O
O
-
I
I
I
O
I
O
I
O
I
-
O
O
O
O
O
-
-
-
Pin Port
No.
Vol
79 DVDD1
(V)
80 DVSS1
3.6
2.0
IC301 : C2BBGF000479
2.0
Pin Port
3.0
No.
3.2
1 PS
2.1
2 BR
1.9
3 GCTL
2.8
4 SPCCTL
1.4
5 -
1.0
6 MCLK
1.1
7 MDATA
1.1
8 MLD
1.1
9 VSS0
1.1
10 VDD0
0
11 STAT
3.6
12 FLOCK
1.5
13 TLOCK
1.9
14 SENS
1.9
15 SIM
1.9
16 SOM
1.9
17 SCKM
2.0
18 SUBQ
2.0
19 -
1.9
20 SQCK
1.9
21 NRST
3.6
22 DMUTE
2.0
23 MUTE
1.9
24 VDD1
1.9
25 AVSS1
0
26 SW15
0
27 SW3
0
28 SW4
3.6
29 SW5
1.9
30 SW6
1.2
31 SW7
0
32 SW13
2.0
33 CLVS
2.2
34 AVREF
1.3
35 -
1.3
36 /RESET
3.6
37 XT2
0
38 XT1
1.8
39 IC(VPP)
0
40 X2
1.8
41 X1
3.5
42 VSS1
3.7
43 CDON
0
44 BLKCK
0
45 FG
3.6
46 BD0
-
47 FR
2.4
48 TRV
1.9
49 PWM
3.5
50 VMI+
0
51 VMI-
3.5
52 MUTE1
1.1
53 LODI+
0
54 LODI-
1.1
55 HMI+
3.6
56 HMI-
-
57 SW1
2.0
58 SW2
1.9
59 SW8
0
60 SW9
0
61 SW10
0
62 SW11
1.5
63 SW12
1.8
64 SW14
1.8
4
Descriptions
+5V power supply
Ground
Descriptions
Motor power save
Brake mode selection
Motor G-control
Motor speed control
Not used
Clock for I/F command
Data for I/F command
I/F command losd
Ground
+3V power supply
Status signal
Focus servo lock
Tracking servo lock
Servo status
CD changerserial data
CD changerserial data
Serial data shift clock
Code for sub. code-Q
Not used
Ext. clock for sub. code-Q
Reset output
Mute output
Mute output
+3V power supply
Ground
Feeder SW
Tray H SW
Disc push SW
Disc SW
Disc load SW
Eject SW
Eject2 SW
Servo status
+3V power supply
Not used
Reset
Not used
(VDD pull-up)
(Connecting to ground)
Crystal Osillator
Crystal Osillator
Ground
CD changer start/stop
Sub. code block clock
Flag signal
Drop-out signal
Revolution detection
Forced traverse control
Not used
Horizontal motor control
Horizontal motor control
Mute output
Loading motor control
Loading motor control
Vertical motor control
Vertical motor control
Inner SW
TrayG SW
Play SW
Clump SW
Shuter SW
Horizontal origin SW
Outer2 SW
Outer SW
I/O Vol
(V)
- 3.6
- 0
I/O Vol
(V)
O 3.5
O 0
O 1.6
O 3.5
- -
O 2.9
O 1.9
O 3.5
- 0
- 3.5
I 1.2
O 0
O 0
O 0
I 3.1
O 2.2
I 3.2
I 1.7
- -
O 3.6
O 3.6
O 0
O 0
- 3.5
- 0
I 3.6
I 3.5
I 0.5
I 0
I 0
I 0
I 0
O 3.6
- 3.6
- -
I 3.6
- -
- 3.6
- 0
- 2.1
- 1.8
- 0
I 3.1
I 0
I 1.9
I 0
I 0
O 1.9
- -
O 0
O 0
O 3.6
O 0
O 0
O 0
O 0
I 3.6
I 0
I 0
I 3.6
I 3.6
I 3.6
I 3.7
I 3.6