Ic703 (An8739Sbe2):Focus Coil/Tracking Coil/Traverse; Motor/Spindlemotor Drive - Panasonic SC-AK48 Service Manual

SA-AK48
Pin Terminal I/O
No. Name
5 DV 1 -
SS
6 TX O
7 MCLK I
8 MDATA I
9 MLD I
10 SENSE -
11 /FLOCK -
12 /TLOCK -
13 BLKCK O
14 SQCK I
15 SUBQ O
16 DMUTE -
17 STAT O
18 /RST I
19 SMCK -
20 CSEL I
21 TRV -
22 TVD O
23 PC O
24 ECM O
25 ECS O
26 KICK -
27 TRD O
28 FOD O
29 VREF I
30 FBAL O
31 TBAL O
32 FE I
33 TE I
34 RFENV I
35 VDET I
36 OFT I
37 TRCRS I
38 /RFDET I
39 BDO I
40 LDON O
41 PLLF2 -
42 DSLF2 I/O
43 WVEL -
44 ARF I
45 IREF I
46 DRF I
47 DSLF I/O
48 PLLF I/O
49 VCOF -
50 AV 2 I
DD
51 AV 2 -
SS
52 EFM -
53 PCK -
54 VCOF2 -
55 SUBC -
56 SBCK -
57 V -
SS
58 X1 IN I
59 X2 OUT O
Function
GND terminal
Digital audio interface signal output
Command clock signal input
Command data signal input
Command load signal input
Sense signal (Not used, open)
Optical servo condition (focus)
(Not used, open)
Optical servo condition (tracking)
(Not used, open)
Sub-code block clock signal output
(f=75 Hz)
Sub-code Q resistor clock signal input
Sub-code Q data signal output
Muting input (Not used, connected to GND)
Status signal output
Reset signal input (L: reset)
System clock (f=4.2336 MHz)
(Not used, open)
Frequency control terminal of crystal
oscillator (Connected to V )
DD
Traverse servo control signal output
(Not used, open)
Traverse drive signal output
Turntable motor drive signal output (L: ON)
Turntable motor drive signal output
(Forced mode)
Turntable motor drive signal output
(Servo error signal)
Kick pulse output (Not used, open)
Tracking drive signal output
Focus drive signal output
D/A drive output normal voltage input
Focus balance adj. output
Tracking balance adj. output
Focus error signal input
Tracking error signal input
RF envelope signal input
Oscillator detect signal input (H: detect)
Off track signal input (H: Off track)
Track cross signal input
RF detect signal input (L: detect)
Dropout detection signal input (H: dropout)
Laser power control signal output (H: ON)
PLL loop filter terminal (Not used, open)
DSL loop filter terminal
Double velocity status signal output
(Not used, open)
RF signal input
Reference current input
DSL bias terminal
DSL loop filter terminal
PLL loop filter terminal
VCO loop filter terminal
(Not used, connected to GND)
Power supply terminal
GND terminal
EFM signal (Not used, open)
PLL extract clock (Not used, open)
VCO loop filter terminal
(Not used, connected to GND)
Sub-code serial output clock
(Not used, open)
Sub-code serial input data
(Not used, connected to GND)
GND terminal
Crystal oscillator terminal (f=16.9344 MHz)
Pin Terminal I/O
No. Name
60 V I Power supply terminal
DD
61 BYTCK - Byte clock signal (Not used, open)
62 /CLDCK - Sub-code frame clock signal
(Not used, open)
63 FCLK - Crystal frame clock (Not used, open)
64 IPFLAG - Interpolation flag terminal (Not used, open)
65 FLAG - Flag terminal (Not used, open)
66 CLVS - Turntable servo phase synchro signal
(Not used, open)
67 CRC - Sub-code CRC check terminal
(Not used, open)
68 DEMPH - De-emphasis ON signal (Not used, open)
69 RESY - Re-synchronizing signal of frame sync.
(Not used, open)
70 IOSEL I I/O select signal input (Connected to V
71 /TEST I Test terminal
(Not used, connected to power supply)
72 AV 1 I Power supply terminal
DD
73 OUTL O L ch audio signal output
74 AV 1 - GND terminal
SS
75 OUTR O R ch audio signal output
76 RSEL I Polarity direction control terminal of RF
signal (Not used, connected to power
supply)
77 IOV I Power supply terminal
DD
78 PSEL I Test terminal (Connected to GND)
79 MSEL - Output frequency select signal input
(Not used, connected to GND)
80 SSEL I SUBQ output mode select signal input
(Not used, connected to V
20.4. IC703 (AN8739SBE2):
Focus Coil/Tracking Coil/
Traverse Motor/Spindle
Motor Drive
Pin Terminal I/O
No. Name
1 /RST - Not used, open
2 NC - Not used
3 IN2 I Motor driver 2 input
4 PC2 I Turntable motor drive signal input (L: ON)
5 NC - Not used
6 IN1 I Motor driver 1 input
7 PV 1 I Driver power supply terminal 1
CC
8 PGND1 - Driver GND terminal 1
9 NC - Not used, connected to GND
10 D1- O Motor driver 1 output terminal (-)
11 D1+ O Motor driver 1 output terminal (+)
12 D2- O Motor driver 2 output terminal (-)
13 D2+ O Motor driver 2 output terminal (+)
14 D3- O Motor driver 3 output terminal (-)
15 D3+ O Motor driver 3 output terminal (+)
16 D4- O Motor driver 4 output terminal (-)
17 D4+ O Motor driver 4 output terminal (+)
18 NC - Not used
19 PGND2 - Driver GND terminal 2
20 PV 2 I Driver power supply terminal 2
CC
21 V I Power supply terminal
CC
22 VREF I Reference voltage input terminal
23 IN4 I Motor driver 4 input
24 IN3 I Motor driver 3 input
25 RSTIN I Reset terminal
(Not used, connected to GND)
26 NC - Not used, connected to GND
82
Function
)
DD
)
DD
Function