Samsung HT-BD1255, Service Manual

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6-2 Samsung Electronics
PCB Diagram
6-1 Wiring Diagram
1 SW3
2 LDO+
1 ST 5.4V
3 LDO- 2 ST 5.4V
4 CLOSE 3 ST 5.4V
5 OPEN 4 GND
6 GND 5 GND
7 W 6 GND
8 V 7 D5.4V
9 U 8 D5.4V
10 GND 9 D5.4V
11 H+ 10 GND
12 HU+ 11 GND
13 HU- 12 GND
14 HW+ 13 FE 12V
15 HW- 14 FE 12V
16 H- 15 FE GND
17 HV- 16 FE GND
18 HV+ 17 NC
19 SLD2+ 18 POWER_ON
20 SLD2- 19 NC
21 SLD1+ 20 DGND
22 SLD1- 21 VFD +4.6V
22 VFD -4.6V
23 -34V
24 DGND
1 AGND
2 +12V
1 5V 3 AGND
2 SA_INT 4 -5V
3 5 +35V
4 1 6 +35V
5 SAOUT1- 2 7 +35V
6 SAOUT2- 3 AVGND 8 GND
7 GND 4 MIC_PDN 9 GND
8 CDLD 5 SD(POWER) 10 -35V
9 CDVR 6 RESET(POWER) 11 -35V
10 DVDCDMPD 7 12 -35V
11 DVDVR 8 AUOUT3
12 DVDLD 9 AUOUT2
13 TEMP 10 AUOUT1
14 VDMPD 11 LRCKOUT
15 GND 12 BCLKOUT
16 BDSLEEP 13 GND
17 GAINSW 14 GND
18 VREFB 15 AV 3.3V
19 VREFB 16 DS 5V
20 5V 17 EXT_MUTE(PWM)
21 RFID 18 RESET(PWM)
22 RFIN 19 SO(PWM)
23 GG 20 CS(PWM)
24 HH 21 SCK(PWM)
25 EE 22 SI(PWM)
26 FF 23 SW_MUTE
27 DD 24 FAN_PWR
28 CC 25 FAN_SEN
29 BB 26 MIC
30 AA 27 AL 5.4V
31 GND 28 AVGND
32 TD-
33 FD-
34 TILT-
35 TILT+
36 FD+
37 TD+
1 UART_BT_RX
38 GND 2 UART_BT_TX
39 BDLD 3 MIC_SENSE 1 POWER_ON
40 BDHFM 4 VFD_FU_CLK 2 DGND
5 VFD_FU_DATA 3 KEY
6 VFD_CE 4 + 5.6V
7 GND
8 SM4.6V)
9 VFD 4.6V(-)
10 SMPS_VFD -34V
11 GND
12 AL 5.4V
13 MIC_DATA
14 POWER_LED
15
16 MIC_CLK
1 5V
T N I _ Y E K 2 Y E K 1 _ H C U O T _ R E W O P 7 1
18
3 KEY_SDA
19 BTRST 4 KEY_SCL
20 BUZZER 5 KEY_RESET
21 GND 6 D_GND
22 VOL_DOWN
23 VOL_UP
24 TC_SDA
25 TOUCH_CLK
26 TOUCHRST
27 TOUCH_INT
28 GND
(TCON1)
FUNTION
(PCON1)
POWER
FRONT
(SCN2)
MAIN
POWER(J3)
LOADER1
(DJ3)
AMP
(CON12)
(PCN1)
DECK ASSY
SMPS