Service manual

– 65 –
1 KEY3 I Key input 3.
2 S–DET I S input monitor. (“L”=DETECTION)
3 SW–CD I Pick up/down and tray open/close detection signal input.
4 DISH–SENS I Turntable position detection signal input.
5 KEY1 I Key input 1.
6 KEY2 I Key input 2.
7 FR–DISC O Front input/DVD input switching signal. (“H”=FRONT, "L"=DVD)
8 SETSEL I Destination switching input. (Connected to GND through a resistor)
9 RMC I Remote control signal input.
10 RESET I Reset input.
11 MIC–DET I Not used. (Connected to GND through a resistor)
12 POWER–IN I TV power on/off detection input.
13 VSS – GND.
14 XIN – 4.19 MHz ceramic oscillator connection.
15 XOUT – 4.19 MHz ceramic oscillator connection.
16 VCC – Power supply (5V).
17 SW2 O “L” when S is detected. However, this is always “L” when DVD is selected.
18 P–ON2 O FL power supply on/off signal. (“L”=ON)
19 NC – Not used. (Connected to GND through a resistor)
20 PRT1 I FL power supply monitor input.
21 PRT2 I VM power supply monitor input.
22 12C–CE I CE : 12C-SYS.
23 SCRN–OFF O Screen off display. LED on signal. (“H”=ON)
24 DISH–F O CD tray rotation control signal.
25 DISH–R O CD tray rotation control signal.
26 CLOSE O CD tray rotation control signal.
27 OPEN O CD tray rotation control signal.
28 VEE – (-) power supply for FL display.
29~31 NC – Not used. (Connected to GND through a resistor)
32~52 P1~P21 O FL display tube drive signal.
53 NC – Not connected.
54 MIC–MUTE – Not used.
55~64 G1~G10 O FL display tube drive signal.
65 C–CLK O CLK : HOST–CD.
66 S–CLK1 O CLK : SYS–12C.
67 S–SDO O DATA : SYS–12C.
68 C–SDO O DATA : HOST–CD.
69 SS–CE O CE : SYS–12C.
70 S–CLK2 O CLK : 12C–SYS.
71 NC – Not used. (Connected to GND through a resistor)
72 S–RD1 I DATA : 12C–SYS.
IC, M38B59EFFP-AJD1UOTP
Pin No. Pin Name I/O Description