– 11 –
1VSS – Power supply. (Ground)
2 XOUT – Oscillator connection terminal. (10MHz)
3 XIN – Oscillator connection terminal. (10MHz)
4 RESET – Reset signal input terminal.
5 XTOUT I Not used. (Ground)
6 XTIN I Not used. (Ground)
7 TEST – Not used. (OPEN)
8 AC OUT I Power supply DET input terminal.
9–12 D0–D3 I/O Data signal INPUT/OUTPUT of the system control.
13 LED1 O B-FWD LED drive.
14 LED2 O B-REV LED drive.
15 LED3 O B-PAUSE LED drive.
16 LED4 O A-REV LED drive.
17–19 E0–E2 I Rotary encorder input terminal.
20 OUT SW I Loading out switch input.
21 LOAD IN O Loading motor control output. (Load input)
22 LOAD OUT O Loading motor control output. (Load output)
23 TBL L O Table motor control output.
24 TBL R O Table motor control output.
25 SCSOR I SUB code SYNC input from DSP. (IC103)
26 TBLSENS I Table sensor input.
27 W1CLK I Clock input of the system control.
28 RDY O Ready signal input of the system control.
29 D. F. L O Serial data output to the digital filter. (IC104)
30 SENS I Sens signal input from the DSP. (IC103)
31 XRST O CD reset signal output terminal.
32 NC O Terminal for the check.
33 TEST I CD test mode terminal. “L” : ADJ mode.
34 NC I Not used. (OPEN)
35 NC O Not used. (OPEN)
36 NC I Not used. (OPEN)
37 NC O Not used. (OPEN)
38 CD. CLK O Serial data transfer clock output to DSP (IC103) and digital filter. (IC104)
39 TEST I CD test mode terminal. “L” : ADJ2 mode.
40 CD. DATA O Serial data output to DSP (IC103) and digital filter. (IC104)
41 NC I Not used. (OPEN)
42 NC O Not used. (OPEN)
43 F. SW O High-pass gain select output of the focus servo.
44 SQ. CLK O SUB code Q read clock output to the DSP. (IC103)
45 SQ DATA I SUB code Q data input from DSP. (IC103)
46 DSP L O Serial data latch output to the DSP. (IC103)
47 PU NC – Terminal for test mode.
48 VAREF – Power supply. (+5V)
49 VASS – Power supply for analog. (Ground)
50 VSS – Power supply. (Ground)
IC101 TMP87CP64YF TTX-983 (SYSTEM CONTROL)
Pin No. Pin name I/O Description
SECTION 4
EXPLANATION OF IC TERMINALS
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