LG OM7560, Service Manual

Page: 63 / 76

3. CONNECTOR VOLTAGE
3-71 3-72
Location
Connector
Name
Pin No. Pin Name Voltage(V)
CN109 MICOM DEBUG1
1 3.3VA 3.29
2 GND 0.00
3 NC 0.00
4 NC 0.00
5 UART_RX 0.12
6 UART_TX 3.29
CN201
MAIN  MIC
SMW200-H12G
1 DVCC_3.3V 3.26
2 3.3VA 3.29
3 DGND 0.00
4 RMC_SIG 3.17
5 MIC_DET 3.24
6 MIC_SIG1 0.00
7 DGND 0.00
8 MIC_SIG2 0.00
9 PT_DET 3.26
10 PT-RCH 0.00
11 PTGND 0.00
12 PT-LCH 0.00
CN202 MAIN  SMPS
1 12V 12.01
2 12V 12.01
3 DGND 0.00
4 P_CTRL 2.84
5 DGND 0.00
6 DGND 0.00
7 DGND 0.00
8 PVDD 43.80
9 PVDD 43.80
10 PVDD 43.80
11 GND 0.00
12 PVDD CTRL 0.00
CN400 MAIN

MD
1 NC/FHM-VCC 4.92
2 RF 2.28
3 DVD_LD 0.01
4 MON(COM)/5V 0.00
5 DVD_VR 0.20
6 GND 0.00
7 VREF/VC 1.62
8 VCC 4.92
9 F 1.85
10 E 1.85
11 A 1.78
12 D 1.82
13 C 1.71
14 B 1.68
15 F(+) 2.69
16 T(+) 2.45
17 T(-) 2.50
18 F(-) 2.26
19 SW_PDIC 4.57
20 GND 0.00
21 CD_LD 1.77
22 MON_MPD 0.21
23 CD_VR 0.00
Location
Connector
Name
Pin No. Pin Name Voltage(V)
CN601 NC_PWM JIG
1 CLK_FORM UCOM 3.29
2
DAT_FORM UCOM
3.29
3 CLK_TO PWM 3.29
4 DAT_TO PWM 3.29
5 DGND 0.00
CN602
MAIN

WOOFER
SPK LED
1 WHITE 4.94
2 GND 0.00
3 WOOFER_R 5.01
4 WOOFER_G 2.04
5 WOOFER_B 0.77
CN604
MAIN  FAN
CONTROL
1 VCC 11.98
2 GND 0.00
3 FG 0.32
4 PWM 0.74
CN605
MAIN  FRONT
12511HS-25SS-K
1 OUT4 0.18
2 OUT5 0.18
3 OUT3 0.18
4 OUT6 0.18
5 OUT2 0.18
6 OUT7 0.18
7 OUT1 0.18
8 OUT8 0.19
9 OUT0 0.18
10 OUT9 0.19
11 GND 0.00
12 VFD_12V 11.95
13 3.3VA 3.31
14 DVCC_5V 4.90
15 DVCC_3.3V 3.26
16 DVCC_5V 4.91
17 VFD_CLK 3.26
18 VFD_STB 3.10
19 VFD_DO 3.09
20 GND 0.00
21 LANDING_GEAR 1.96
22 KEY2 3.29
23 KEY1 3.29
24 MIC_VOL_A 3.26
25 MIC_VOL_B 3.26
26 SCRATCH_A 3.25
27 SCRATCH_B 0.00
28 FILE_S_B 3.26
29 FILE_S_A 0.00
30 MAIN_VOL_B 3.29
31 MAIN_VOL_A 3.29
32 F_LED_12V 11.80
33 GND 0.00
CN701 MAIN

SPK
1 FL+ 22.15
2 FL- 22.15
3 FR+ 22.08
4 FR- 22.10
CN704 MAIN  SPK
1 SW+ 22.19
2 GND 0.00
3 SW- 22.17
Location
Connector
Name
Pin No. Pin Name Voltage(V)
CN401 MAIN  MD
1 OPEN_SW 3.25
2 LO- 0.01
3 CLOSE_SW 3.25
4 LO+ 0.01
5 GND 0.00
6 SP+ 3.40
7 SL+ 2.59
8 SP- 1.56
9 SL- 0.00
10 NC 0.00
CN501 Debug_MCS
1 VDD 3.29
2 NTRST 2.55
3 TDI 3.28
4 TMS 3.28
5 TCK 3.28
6 TDO 0.83
7 RESET 2.89
8 GND 0.00
9 RTCK 3.29
CN502
VOLUME(USB)
 MAIN
1 D2- 0.01
2 D2+ 0.07
3 DGND 0.00
4 USB_5V 5.07
5 USB_5V 5.07
6 USB_5V 5.07
7 DGND 0.00
8 D1- 0.03
9 D1+ 0.03
10 DGND 0.00
CN503 6630R-FB02D
1 RESET 3.28
2 VSS 0.00
3 DOWNLOAD 0.36
4 VDD 3.26
CN504
BT Moudle
 MAIN
1 SDA 0.12
2 SCL 3.29
3 GND 0.00
4 TXD 3.29
5 GND 0.00
6 RXD 3.28
7 RTS 3.09
8 CTS 0.00
9 RESET 3.29
10 VDD 3.29
CN505
MAIN
 SPACE
LIGHTING
1 SPACE_EXP_DAT 3.11
2 SPACE_EXP_CLK 0.00
3 SPACE_EXP_LAT 0.00
4 DVCC_3.3V 3.25
5 DGND 0.00
6 LED_5V_M 5.09