PDP-5071PU
76
1234
1234
C
D
F
A
B
E
CN3505 (D19) ↔ 50 X MAIN DRIVE ASSY CN1001 (X1)
Pin No. Pin Name I/O Function Voltage (V) TP
1 PSW2 O Function standby control signal 0 to 3.3 –
2 XSUS_PD I X drive PD signal 0 to 3.3 –
3 XDD_PD I X drive PD signal 0 to 3.3 –
4 XDRV_PD I X drive PD signal 0 to 3.3 –
5 GND – GND – –
6 SUS_MUTE O X drive control signal 0 to 3.3 –
7 XSUS_MSK O X drive control signal 0 to 3.3 –
8 GND – GND – –
9 XNR_D O X drive control signal 0 to 3.3 –
10 GND – GND – –
11 XSUS_G O X drive control signal 0 to 3.3 –
12 GND – GND – –
13 XSUS_D O X drive control signal 0 to 3.3 –
14 GND – GND – –
15 XSUS_U O X drive control signal 0 to 3.3 –
16 GND – GND – –
17 XSUS_B O X drive control signal 0 to 3.3 –
18 XCN_PD O X drive PD signal 0 to 3.3 –
AUDIO ASSY CN3752 (A2) ↔ MAIN ASSY CN4007 (M9)
Pin Function
AUDIO ASSY CN3753 (A3) ↔ SP TERMINAL ASSY CN3901 (SP1)
AUDIO ASSY CN3751 (A1) ↔ POWER SUPPLY UNIT (P5)
Pin No. Pin Name I/O Function Remarks
1 A_NG_B O DC detection, disconnection of cable detection L : Abnormal, H : Normal
2 GND – GND for small signal –
3 AUDIO_L I Small signal L ch –
4 GND – GND for small signal –
5 AUDIO_R I Small signal R ch –
6 GND – GND for small signal –
7 A_STBY_B I MUTE ON/OFF signal for LA4625 IC internal circuit L : Standby, H : ON
8 A_MUTE I MUTE ON/OFF signal for LA4625 IC external circuit L : MUTE OFF, H : MUTE
9 SCL_AU I CLK of I2C for NJW1183GK1 IC –
10 SDA_AU I/O DATA of I2C for NJW1183GK1 IC –
11 PSW_A I ON/OFF switch for 12 V regulator IC L : OFF, H : ON
Pin No. Pin Name I/O Function Remarks
1 +16.5V – Power supply (16.5 V) for LA4625 IC –
2 GND_D – Return GND for LA4625 IC –
3 GND_D – Return GND for LA4625 IC –
Pin No. Pin Name I/O Function Remarks
1 RH+ O Toweeter output R+ –
2 RL+ O Woofer output R+ (Speaker output R+) –
3 RH– O Toweeter output R– –
4 RL– O Woofer output R– (Speaker output R–) –
5 LL+ O Woofer output L+ (Speaker output L+) –
6 LH+ O Toweeter output L+ –
7 LL– O Woofer output L– (Speaker output L–) –
8 LH– O Toweeter output L– –