D-EJ2000
5-10. IC Pin Funvtion Description
Y IC801 T5AJ4-4GC6 (SYSTEM CONTROLLER)
Pin No.Pin NameI/ODescription
1GNDNGround (digital)
2XINISystem clock input from CXD3039AR (IC601)
3XOUTOCrystal oscillator output terminal Not used (open)
4TESTITest terminal for IC Not used (open)
5VCPUNPower supply (+1.9V)(digital)
6LINE ONOCircuit selection signal output during LINE ON
7EN2ONot used (open)
8RESETISystem reset signal input from the power control (IC402)(OL� : reset)
9FOKIFocus OK signal input from the digital servo processor (IC601)(OL� : NG, OH� : OK )
10ASWOASW signal output
11SCORISubcode sync S0 or S1 detection signal input from CXD3039AR (IC601)
12GRSCORIGRSCOR signal input from CXD3039AR (IC601)
13AMUTEOAnalog muting ON/OFF control signal output (OH : muting ON )
14XSOEOSerial data output enable signal output
15XLATOSerial data latch pulse signal output to CXD3039AR (IC601)
16MSDTIISerial data input from CXD3039AR (IC601)
17MSDTOOSerial data output to the power control (IC402) and CXD3039AR (IC601)
18MSCKOSerial data transfer clock output to the power control (IC402) and CXD3039AR (IC601)
19 to 20VCPUNPower supply (+1.9V)
21AD CHGMNTIBattery charging voltage detection signal input from the power control (IC402)
22AD BATMNTIBattery voltage detection signal input
23AD KEY2IKey input terminal Not used (fixed at OH�)
24AD SELILINE OUT/OPTICAL OUT plug-in detection signal input
25AD KEYIKey input from S805 to S807 (x, > u ., VOLUME +/-)
26AD RMKEYIKey input (A/D) from the headphone with the remote controller
27AD DCINMNTIDC IN voltage detection input terminal (A/D) also using detection of DC IN existence
28CLOSEICD DOOR OPEN/CLOSE detection switch (S804) signal input
29RMCSELNNot used (ground)
30BEEPOBeep sound output terminal to the headphone amplifier (IC301)
31TSBI/OCommunication data bus input or output to the headphone with the remote controller
32VCPU2�Power supply
33EXT BATTIExternal battery detection signal input
34TEXTSKIPINot used (ground)
35DIG TUINot used (ground)
36RCHG2/1INot used (ground)
37XSTAND ONIDetection of setting on the charging stand signal input
38G-PROIG-PROTECTION switch (S803) signal input (OH� : G-PROTECTION 2)
39AVLSIAVLS (Automatic Volume Limiter System) switch (S802) signal input (OL� : normal, OH� : limit)
40HOLDIHOLD switch (S804) signal input (OL� : HOLD OFF, OH� : HOLD)
41 to 56SEG15 to 0OLCD segments drive signal output Not used (open)
57 to 60COM3 to 0OLCD common drive signal output Not used (open)
61 to 63V3 to 1OLCD driver bias output
64, 65C1, C0OCapacitor connection terminal for LCD driver voltage step-up
66XWAKEOWAKE-UP control signal output (signal for reset the condition of the system stand-by) OL� : Wake
67PGMSOONot used (open)
68PGMSIINot used (open)
69PGMSCKONot used (open)
70AGCPWMOAGC control pulse output Not used (open)
71IR RMCINot used (ground)
72FG I/FGSELIFG pulse signal input from the spindle motor driver (IC402)
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ACEC
