In Status Definition - Philips 26MF337B/27 Service Manual

38 TPM1.0U LA
Scaler Board Schematic Diagram-PIN STATUS DEFINITION
1 2
PWR PINS STATUS
PWR OPWRSB OPCTRL0 OPCTRL1 OPCTRL2 OPCTRL3 OPCTRL4
Net name OPWRSB LED_G PWR_ON/OFF MUTE PWR_S2 STAND_BY
A
+5V_SW/+2V6 LED green Panel_Vcc Inverter_Vcc
Function
MUTE enable
light drive ON/OFF ON/OFF
/+1V2 enable
Enable Enable
Low Disable Yes Normal Disable
<Normal> <Stand_by> <Normal> <Stand_by>
Disable Enable Disable Enable
High No MUTE
<Stand_by> <Normal> <Stand_by> <Normal>
PWM PINS STATUS
PWM OPWM0 OPWM1 OPWM2
Net name OPWM0 OPWM1 OPWM2
Bright Adj Bright Adj
27MHz
B
Function
PWM PWM
Enable
(Max:3V3) (Max:0V)
Max
Disable Min
Low
<Stand_by> Brightness Brightness
Enable Min Max
High
<Normal> Brightness Brightness
GPIO PINS STATUS
GPIO 0 1 2 3 4
Net name HPD_SINK CTRL_1
5371
HDMI hot MENU KEY Panel pin PC EEPROM
Function MT5112 RESET
EEPROM
plug detect press detect special setup write control
C
write control
Low Active Enable No Yes
High Normal Disable Yes No
IR PINS STATUS
IR OIRI OIRO
RC6
Net name
Remote control
D
Function
RC6 code input
Disable
Low
<Stand_by>
Enable
High
<Normal>
E
F
G
H
1 2
3 4
OPCTRL5 OPCTRL6 OPCTRL7
DVD_LED PWR_S6 LED_A
DVD LED
Inverter LED amber
green light
ON/OFF light drive
drive
Disable Enable Enable
<Stand_by> <Normal> <Stand_by>
Enable Disable Disable
<Normal> <Stand_by> <Normal>
5 6 7 8 9 10
CTRL_2 HPDET# TMDS341_PWR_EN SPDIF_SW TMDS341_ENABLE
Panel pin Headphone HDMI EEPROM TMDS341 TV/DVD TMDS341
special setup plug detect write control VCC enable SPDIF switch output enable
Enable No Enable Enable TV Enable
Disable Yes Disable Disable DVD Disable
3 4
7. Circuit Diagrams and PWB Layouts
5 6
S-18
11 14 15 17
12 13 16
SVDET1 YPBPR_SW TMDS341OUT_SEL AUDIO_SW
S_VIDEO AV1/DVD HDMI_1/HDMI_2 SIDE/DVD
detect switch audio switch
YPBPR switch
Yes DVD HDMI_2 SIDE
No AV1 HDMI_1 DVD
5 6
7 8 9
19 20
18
SOUND_EN
TS packet
SOUND engage
error indicator
OFF
Normal
7 8 9
10 11
A
B
C
D
E
F
G
H
10 11