Samsung HCN5527WX/XAA Service Manual page 46

4-9 MICOM and Pins Voltage
4-9-1 MICOM MODULE Pins
PIN
NO
1
2 PRO TECT
3
4
5
6 STB-5[V]
7
POWER
8
TIMER-LED
9
10
11
12 V-RESET
13
14
15
16 S-RESET
17
ST-BY-LED
18
19
AMP-MUTE
20
21
22
23
24
C-SPK-MUTE
25
26
27
28
29
SUB-AFT
30
31
MAIN-AFT
32
BUS-STOP
Samsung Electronics
ITEM
KEY 1
KEY 2
GND
KEY 3
IR IN
1080 i
GND
SCL1
GND
SDA1
RESET
N.C
GND
SW1
SCL2
SDA2
SW3
GND
SW2
GND
FUNCTION
KEY SCAN 1
PROTECT PORT
KEY SCAN 2
GND
KEY SCAN 3
VCC
REMOCON INPUT
POWER ON/OFF RELAY CONTROL
TIMER LED
1080i MODE SWITCHING
GND
VIDEO SIGNAL MUTE
SERIAL CLOCK LINE 1
GND
SERIAL DATA LINE 1
SOUND RESET
STANDY-BY LED
RESET
SOUND AMP MUTE
N.C
GND
SW1 (CONTROL)
SERIAL CLOCK LINE 2
CENTER SPEAKER MUTE
SERIAL DATA LINE 2
SW3 (CONTROL)
GND
SW2 (CONTROL)
SUB AFT CONTROL
GND
MAIN TUNER AFT CONTROL
2
I C BUS STOP
Alignment and Adjustments
VOLT
2.28[V]
0.83[mV]
2.25[V]
-
2.29[V]
4.91[V]
3.74[V]
1.03[V]
2.07[V]
2.53[V]
-
2.84[mV]
3.43[V]
-
3.49[V]
4.21[V]
2.95[V]
2.47[V]
0.89[mV]
-
-
4.58[V]
3.27[V]
3.26[V]
3.27[V]
5[mV]
-
2.08[V]
2.57[V]
-
1.04[V]
3.27[V]
4-33