Akai PDP4210EA1, Service Manual

Page: 34 / 77

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
GPIO14 : NO USE
GPIO13 : HDMI Hot Plug Detect
GPIO19 : KEPAD CH-
ERO0/UP3_0 :KEYPAD POWER
GPIO DECRIPTION
GPIO5/TXD : 2nd UART FOR MT5351
GPIO4 : EEPROM WRITE PROTECT
GPIO2 : LVDS POWER SW
UP3_5 : SW SDA
UP3_4 : SW SCL
ERO1/UP3_1 : MAIN POWER SWITCH
GPIO7 : AUDIO BYPASS MUTE CONTROL
GPIO9 : AUDIO MUTE
GPIO6/RXD : 2nd UART FOR MT5351
GPIO3 : DTV POWER CONTROL
CCIR_V5 : AUDIO SWITCH
CCIR_V6 : RESET DTV
GPIO12 : AV SWITCH
CCIR_V7 : YPBPR VIDEO SWITCH
GPIO11 : DVD POWER CONTROL
GPIO[15..18] : FOR DVD CONTROL
OUT_27Mhz/GPIO : HDMI CRYSTAL
GPIO/PWM0 : DIMMING
GPIO/PWM1 : BACKLIGHT ON/OFF
SDA1 : TO MT5351 I/F REQUEST
GPIO1 : NO USE
SCL1 : TO MT5351 I/F READY
CCIR_V[0-3] : KEYPAD
DE/GPIO : DVD IR
VCLK : KEPAD CH+
F_A21 : KEYPAD(LED RED)
ADCIN4:FOR TUNER AFC
ADCIN0 : KEYPAD
GPIO8 : SPEAKER SWITCH
GPIO10 : Indicates active video at HDMI port
GPIO0 : PDP USE
CCIR_V4 : PDP USE
CCIR_CLK : PDP USE
ADCIN3:PDP 5VD DETECT
AKAI_MT8202_27US_LVDS_V0.0
1
B
16 17 Monday, February 27, 2006
SUB WOOFER
KAWA Confidential
<Designer>
<Checker>
Title
Size
Document Number
Rev
Date: Sheet of
ZhongShan KAWA Electronic Inc.
Drawn:
Checked:
MU
OP1VREF
AUSP
MU
DACVA
OP1VREF
AOLRCK
AOMCLK
AOBCLK
DACVA
AUSP
AUSPLL
AOLRCK
AOBCLK
AOSDATA2
AOMCLK
AOSDATA2
SPOUTR
SPOUTR
OPVREF
AUSPR
OPOUTR
OPVREF
AUSPL
OPOUTL
AUSPL
AUSPR
OPOUTL
OPOUTR
A_MUTE
MU 9
AOBCLK 3,9
AOMCLK 3,9
AOLRCK 3,9
AOSDATA2 3
SPOUTR 15
AUSPR 9
AUSPL 9
OPOUTL 17
OPOUTR 17
A_MUTE 9,17
OPA1V9
VCC
OPA1V9
OP1VREF
OP1VREF
OP1VREF
OPA1V9 OP1VREF
OPA1V9 OP1VREF
R772
100
+
CE637
22uF/10v
+
-
U56B
NJM4558 OPA
5
6
7
8
4
R770 100
C659
1uF
C677
220pF
C680
2200pF
C661
2200pF
R763 10K
R177 100
R97 33
C660
220pF
+
-
U60B
NJM4558 OPA
5
6
7
8
4
+
-
U56A
NJM4558 OPA
3
2
1
8
4
R181 0/NC
R195 33
FB38 FB
+
CE636
22uF/10v
R769 5.1K
R765 100
C678
2200pF
R176 5.1K
R182 0/NC
CB246
0.1uF
R96 33
CB244
0.1uF
+
CE98
10uF/25v
R767 20K
+
CE170 10uF/10V
R175 20K
+
-
U60A
NJM4558 OPA
3
2
1
8
4
Q41
2SD2653K
1
3
2
C679
220pF
+
CE75
22uF/10v
+
CE169
10uF/25V
U55
CS4334 2-CH AUDIO DAC
SOP8/SMD
1
2
3
4 5
6
7
8
SDATA
DEM#/SCLK
LRCK
MCLK AOUTR
AGND
VA
AOUTL
R768 10K
R174 10K
R764 5.1K
R756 100
+
CE97
10uF/25V
+
CE638
22uF/10v
R194 33
+
CE171 10uF/10V
R196 10K
R762 20K
R241
100