CRT_GND
5,6
4
5
LINE_OUT_L
2
LINE_IN_L
2
4
4
DOCK_HSYNC
5,6
2
DOCK_VSW1
6
DOCK_VSW3
6
USB_OUT/IN
4
NTSC/PAL#
MIC_IN
2
5
TV_CLK
5
MSDATA
KBDATA
$DOCK_G
DC_IN_EN#
DC_IN
2
RDATA#
3
TRK0#
3
HDSEL#
3
FDIR#
3
WDATA#
3
3
3
INDEX#
3
USBPWR1
4
$USBP01
TV_EN
MTR1#
CN3
26
1
14
2
15
3
16
4
17
5
18
6
19
7
20
8
21
9
22
10
23
11
24
12
25
13
27
PRNT25-4-D
C10
PPD3
SC180P
C11
PPD4
SC180P
C12
PPD5
SC180P
C13
PPD6
SC180P
C14
PPD7
SC180P
C15
PACK#
SC180P
C16
PBUSY
SC180P
C17
PPE
SC180P
C18
PSLCT
SC180P
STANDBY#
OP_HP_IN
LINE_OUT_R
LINE_IN_R
EXT_FDD_SMI#
MSCLK
KBCLK
DOCK_DDC_DATA
DOCK_VSYNC
$DOCK_B
$DOCK_R
WRTPRT#
WGATE#
STEP#
EXT_FDD_5V_ON
DSKCHG#
RPM
3
DOCK_OK
DOCK_DDC_CLK
$USBP00
DOCK+5V
4
4
3
PSTROB#
PAUTOFD#
PPD0
PERROR#
PPD1
1
C78
6
3
6
ST22U
C59
SCD1U
2
5
2
2
2
3
5,6
5,6
5,6
3
3
3
3
4
C84
SC1KP
PINIT#
PPD2
PSLCTIN#
PPD3
PPD4
PPD5
PPD6
PPD7
PACK#
PBUSY
PPE
PSLCT
C2
SC180P
C3
SC180P
C4
SC180P
C5
SC180P
C6
SC180P
C7
SC180P
C8
SC180P
C9
SC180P
PSTROB#
PAUTOFD#
PPD0
PERROR#
PPD1
PINIT#
PPD2
PSLCTIN#
DOCK+5V
PSTROB#
PPD0
PPD1
PINIT#
LINE_OUT_L
LINE_IN_L
MIC_IN
PSLCTIN#
PPD5
PPD7
PACK#
PPE
PDTR1#
PSOUT1#
PSIN1
DR1#
CN11
2
2
4
4
6
6
8
8
10
10
12
12
14
14
16
16
18
18
20
20
22
22
24
24
26
26
28
28
30
30
32
32
34
34
36
36
38
38
40
40
42
42
44
44
46
46
48
48
50
50
52
52
54
54
56
56
58
58
60
60
62
62
64
64
66
66
68
68
70
70
72
72
74
74
76
76
78
78
80
80
82
82
84
84
86
86
88
88
90
90
92
92
94
94
96
96
98
98
100
100
102
102
104
104
106
106
108
108
110
110
112
112
114
114
116
116
118
118
120
120
CNN120-1
DOCK+5V
1
1
3
3
5
5
7
7
9
9
11
11
13
13
15
15
17
17
19
19
21
21
23
23
25
25
27
27
29
29
31
31
33
33
35
35
37
37
39
39
41
41
43
43
45
45
47
47
49
49
51
51
53
53
55
55
57
57
59
59
61
61
63
63
65
65
67
67
69
69
71
71
73
73
75
75
77
77
79
79
81
81
83
83
85
85
87
87
89
89
91
91
93
93
95
95
97
97
99
99
101
101
103
103
105
105
107
107
109
109
111
111
113
113
115
115
117
117
119
119
PAUTOFD#
PERROR#
PPD2
OP_HP_IN
LINE_OUT_R
LINE_IN_R
PDCD1#
PCTS1#
PRTS1#
PDSR1#
USBPWR1
DC_IN
PPD3
PPD4
PPD6
PBUSY
PSLCT
PRI1#
PDCD1#
PDSR1#
PSIN1
PRTS1#
PSOUT1#
PCTS1#
PDTR1#
PRI1#
C41
SC680P
C40
SC680P
C39
SC680P
C38
SC680P
C37
SC680P
C36
SC680P
C35
SC680P
C34
SC680P
11
1
6
2
7
3
8
4
9
5
10
CN2
RS232-9-4-D
NOTE:
PIN 44 OF CN11 USED FOR TV_CLK
PIN 40,41,42,43,45 CHANGE TO GND
1
2
3
4
5
6
|LINK
|PRDCIN.SCH
|PRFDD.SCH
|PRPS2.SCH
|PRTV.SCH
|PRCRT.SCH
P.R. CONN & PRINTER ,SERIAL PORT
DC_IN SWITCH & P.R. AUDIO BD CONN
EXT_FLOPPY
USB & PS2 MOUSE , KEYBOARD CONN
AD722 & COMPOSITE TV PORT
CRT PORT
ACER TAIPEI TAIWAN R.O.C
PORT REPLICATOR FOR 390
Title
Size Document Number REV
Date: August 4, 1997 Sheet 1 of 6
PRINTER & SERIAL PORT
B 97373 SC
AD+
DC_IN_EN#
1
R40
1 2
1
3
220KR3
Q8
MUN5112T1
2
AD+
L10
1 2
SCHOKE-D
C89
C82
SC1U
SC2D2U50V
C93
SCD22U16V5MY
AD+
1
NOTE: AD+ USE 100 MIL TRACE
R51 IS ADDED SINCE VERSION SB
R41
1 2
51KR3
3
Q11
MUN5212T1
2
JK1
1
AD+1
2
3
MOJ-D14
R32
1 2
220KR3
C95
SCD1U
U8
1
2
3
4
SI4435DY
8
7
6
5
1
2
R51
22KR3
L12
1 2
L101UH
1
2
C98
E100U35V
1 2
LINE_OUT_L
1
LINE_OUT_R
1
1
1
1
OP_HP_IN
LINE_IN_L
LINE_IN_R
MIC_IN
1
LINE_OUT_L
LINE_OUT_R
OP_HP_IN
LINE_IN_L
LINE_IN_R
MIC_IN
F1
SPOLY100-1
FOR EMI CONCERN
DC_INAD+2 AD+3
DC_IN
DOCK+5V
C85
SCD1U
AGND MUST USE WIDE TRACE
BC1
SC470P
BC2
SC470P
BC3
SC470P
BC4
SC470P
BC5
SC470P
BC6
SC470P
1
CN9
1
2
3
4
5
6
7
8
9
MOLEX-CON9
ACER TAIPEI TAIWAN R.O.C
PORT REPLICATOR FOR 390
Title
Size Document Number REV
B 97373 SC
Date: August 17, 1997 Sheet 2 of 6
CN8
1
3
5
JUMP6
DC-IN & AUDIOBD CONN
2
4
6
FDD+5V
2
R25
82KR3
1
1
EXT_FDD_5V_ON
1
DOCK+5V
1
2
3
2
R24
100KR3
Q6
MUN5212T1
1
1
1
1
INDEX#
RDATA#
DSKCHG#
1
DOCK+5V
DOCK+5V
1
2
3
2
1
2
3
2
R26
100KR3
Q5
2N7002
FDD_RDATA#
FDD_DSKCHG#
3384_EN#
R19
100KR3
1 2
Q4
2N7002
FDD_INDEX#
R5
100KR3
DOCK_OK
1
DOCK+5V
3384_EN#
C60
SC100P
24
2
3
4
5
6
7
8
9
10
11
1
13
12
DOCK+5V
DOCK+5V
D1
S1N4148
C19
SCD1U
U2
VCC
B0
A0
A1
B1
B2
A2
A3
B3
B4
A4
OEA
OEB
GND
QQST3384
1
2
R21
10KR3
C62
SCD1U
U1
1
GND
OUT
2
IN
OUT
3
IN
OUT
4
EN#
OUT
C64
ST4D7U
B9
A9
A8
B8
B7
A7
A6
B6
B5
A5
D5
S1N4148
C81
SCD1U
TPS2013D
1
R52
33KR3
2
23
FDD_HDSEL#
22
21
20
FDD_TRK0#
19
FDD_FDIR#
18
17
16
FDD_WRTPRT#
15
FDD_STEP#
14
U3
24
2
3
4
5
6
7
8
9
10
11
1
13
12
VCC
B0
A0
A1
B1
B2
A2
A3
B3
B4
A4
OEA
OEB
GND
QQST3384
23
B9
22
A9
21
A8
20
B8
19
B7
18
A7
17
A6
16
B6
15
B5
14
A5
1
2
1 2
1
2
8
7
6
5
1 2
C99
SC2D2U16V5ZY
R7
100R3
HDSEL#
TRK0#
FDIR#
WRTPRT#
STEP#
FDD_RPM
FDD_DR1#
FDD_MTR1#
FDD_WDATA#
FDD_WGATE#
FDD+5V
C58
SC10U16V
1
R6
100KR3 C75
2
1
1
1
1
1
RPM
DR1#
MTR1#
WDATA#
WGATE#
C67
SCD1U
FDD+5V
FDD_INDEX#
FDD_HDSEL#
FDD_TRK0#
FDD_FDIR#
FDD_WRTPRT#
FDD_STEP#
C57
SC1KP
FDD_INDEX#
FDD_HDSEL#
FDD_TRK0#
FDD_FDIR#
FDD_WRTPRT#
FDD_STEP#
FDD_RDATA#
FDD_DSKCHG#
FDD_RPM
EXT_FDD_SMI#
FDD_DR1#
FDD_MTR1#
FDD_WDATA#
FDD_WGATE#
C45
SC1KP
DOCK+5V
1
R3
10KR3
2
3384_EN#
3
Q1
1
2N7002
2
SC1KP
1
1
1
NOTE
1
1
:
D5 , R52 , C99 ARE ADDED SINCE VERSION SB
R8 , C76 WERE DELETED IN SB
C20
SC180P
C21
SC180P
C29
SC180P
C22
SC180P
C23
SC180P
C24
SC180P
C25
SC180P
EXT_FDD_SMI#
1
EXT_FDD_SMI#
C1
SC4D7U16V6ZY
CN1
26
1
14
2
15
3
16
4
17
5
18
6
19
7
20
8
21
9
22
10
23
11
24
12
25
13
27
PRNT25-4-D
C31
FDD_MTR1#
SC180P
C28
SC180P
C30
SC180P
C27
SC180P
C26
SC180P
C32
SC180P
C33
SC180P
FDD_RPM
FDD_DR1#
FDD_DSKCHG#
FDD_RDATA#
FDD_WDATA#
FDD_WGATE#
ACER TAIPEI TAIWAN R.O.C
PORT REPLICATOR FOR 390
Title
Size Document Number REV
B 97373 SC
Date: August 19, 1997 Sheet 3 of 6
EXT_FLOPPY
USBPWR1 $USBP00
1
R11
DUMMY-C3
2
1
2
R10
DUMMY-C3
1
DOCK+5V
1
DOCK+5V
1
MSDATA
1
KBDATA
MSCLK
KBCLK
1
2
1
R18
10KR3
2
1
R22
10KR3
2
R9
DUMMY-C3
$USBP01
1
R23
10KR3
2
1 2
1 2
1
R17
10KR3
2
F2
1 2
SPOLY100-1
R13
47R3
R14
47R3
R12
1 2
47R3
R16
1 2
47R3
1 2
PS+1
L7
1 2
MLB321611
L8
1 2
MLB321611
1 2
1 2
USB_OUT/IN
1
L9
SCHOKE-D
L5
MLB321611
L6
MLB321611
1
1
1
USBPWR1
$USBP00
$USBP01
PS+2
C72
C73
SCD1U
SC4D7U16V6ZY
5
3
1
2
4
6
C65
C66
SC47P
SC47P
PS2 MOUSE
C71
C68
SCD1U
SC4D7U16V6ZY
5
3
1
2
4
6
C70
C69
SC47P
SC47P
PS2 KEYBOARD
CN7
6
USBPWR1
$USBP00
$USBP01
C77
SC470P
<---- THIS GND CONNECT TO USB’S CHASSIS GND
1
2
3
4
5
7
BERG-USB
CN6
8
9
7
MINDIN6
CN5
8
9
7
MINDIN6
THESE GNDS CONNECT TO USB’S CHASSIS GND
ACER TAIPEI TAIWAN R.O.C
PORT REPLICATOR FOR 390
Title
Size Document Number REV
B 97373 SC
Date: August 2, 1997 Sheet 4 of 6
USB & PS2
TV_EN#
NTSC/PAL#
722_TV_EN
PAL/NTSC#
722_TV_EN
NTSC_OSC_EN#
STANDBY#
1
TV_EN
1
DOCK+5V
4
5
9
10
12
13
R48
1 2
100KR3
R49
1 2
10KR3
1
2
1 2
DOCK+5V
1
4
7
DOCK+5V
1
4
7
DOCK+5V
1
4
7
OSC2
OE
VDD
GND
OUT
OSC-14.318MHZ-1
DOCK+5V
D4
1 2
S1N4148
D2
1 2
S1N4148
R39
100KR3
1
2
C97
SCD1U
1
R38
100KR3
U6B
6
SSHC00
U6C
8
SSHC00
U6D
11
SSHC00
DOCK+5V
4
3
1 2
C91
SCD1U
722_TV_EN
NTSC_OSC_EN#
PAL_OSC_EN#
3
Q9
2SJ317
2
O
S
C
+
1
R44
33R3
1
2
C94
SCD1U
C92
SCD1U
DOCK+5V
1
2
1
4
7
R45
100KR3
DOCK+5V
$TV_RED
$DOCK_R
$DOCK_G
$TV_GREEN
$TV_BLUE
$DOCK_B
TV_HSYNC
DOCK_HSYNC
TV_EN#
TV_EN
722+5V
NTSC_OSC_EN#
1
41
2 3
7
C80
SCD1U
U6A
3
1 2
SSHC00
24
2
3
4
5
6
7
8
9
10
11
1
13
12
C63
SCD1U
U4A
SSAHCT125
R4
100KR3
C83
SCD1U
U7
VCC
B0
A0
A1
B1
B2
A2
A3
B3
B4
A4
OEA
OEB
GND
QQST3384
R20
1 2
33R3
1
C61
SCD1U
B9
A9
A8
B8
B7
A7
A6
B6
B5
A5
C104
SC2D2U16V5ZY
DOCK+5V
23
22
21
20
19
18
17
16
15
14
V_CLK
3
Q2
2SJ317
2
$RED
$DOCK_R
$DOCK_G
$GREEN
$BLUE
$DOCK_B
DOCK_VSYNC
VSYNC
HSYNC
DOCK_HSYNC
TV_HSYNC
R61
1 2
33R3
722+5V
6
1
1
6
6
1
6
6
722+5V
1
C87
DUMMY-C3
2
PAL_OSC_EN#
FSC_IN
1
1
1 2
722+5V
141
3
12 11
7
R31
1
82KR3
R46
1 2
100KR3
R47
1 2
10KR3
OSC1
1
OE
2
GND
OSC-17.734MHZ
U4D
SSAHCT125
VDD
OUT
722+5V
1 2
722+5V
1
R58
10KR3
2
$TV_RED
$TV_GREEN
$TV_BLUE
TV_GND TV_GND TV_GND
DOCK+5V
1
R37
100KR3
2
TV_EN#
3
Q7
MUN5212T1
2
DOCK+5V
3
1
Q10
2SJ317
2
C96
SCD1U
O
S
C
+
4
2
R42
3
1 2
33R3
L11
FB-1
NTSC/PAL#
1
STANDBY#
R59
1 2
220R3
1
2
C90
SCD1U
1
2
1
2
R34
75R3
R43
100KR3
C86
SCD1U
1 2
D3
S1N4148
C102
SCD1U
R35
75R3
1
R36
75R3
2
R60
1 2
33R3
V_CLK
722+5V
1
44
5 6
7
1 2
FSC_IN
1
2
3
722+5V
C88
SC10U16V
TV_GNDTV_GND
R50
10KR3
ENCD
C100
C101
SCD1U
SCD1U
TV_CLK
U9
A
B
GND
NC7SZ384-2
PAL_OSC_EN#
U4B
1 2
SSAHCT125
722+5V
722+1
C53
C52
SCD1U
C74
E220U
:
TV_GNDTV_GND
R2
1 2
75R3
SC10U16V
1 2
ENCD
SCD1U
1
2
L13
SCHOKE-B
R27
100KR3C79
3
1
CN4
RCA-JACK
2
4
TV_GND
BC7
SCD1U
DOCK+5V
1
R15
100KR3
2
PAL/NTSC#
3
Q3
1
2N7002
2
U5
1
4
4
A
D
P
P
O
O
S
1
5
15
16
3
6
7
8
12
1
R1
10KR3
2
VCC
BE#
S
STND
ENCD
VSYNC
HSYNC
FIN
RIN
GIN
BIN
SELECT
A
G
N
D
2
TV_GND
1
5
4
TV_EN#
COMP
LUMA
CRMA
D
G
N
D
1
3
D6
S1N4148
C103
SCD1U
TV_GND
1 2
10
11
9
AD724
DOCK+5V
NTSC/PAL#
1 2
NOTE
L4 IS DELETED1
VSYNC ON AD724 PULL HIGHT 722+5V 10K
2
VSYNC ON 3384 PIN A3,B3 ARE NONCONNECTED
3
U4C SSAHCT125 IS EMPTY GATE
4
ABT125 IS REPLACED BY AHCT125
5
6
HSYNC ADD A 220ohm DAMPING RESISTER TO AD724
AD722 IS REPLACED BY AD724
7
R28,R29,R30 CHANGE TO SCD1U
8
C87 IS CHANGED FROM 10P TO 68P
9
10
ALL TV_GND CONNECT TOGETHER THEN TO THE
GND OF TV A/V CONN
R33
33R3
11
V_CLK
C104 IS ADD TO STABLE THE POWER OF AHCT125
** D2,D3,C87 JUST DUMMY DEVICE
** R59,R60 ADDED FROM VER.SC FOR CLK WAVEFORM
** U5(AD724) PIN12 PULL HIGH 722+5V
ACER TAIPEI TAIWAN R.O.C
PORT REPLICATOR FOR 390
Title
Size Document Number REV
B 97373 SC
Date: August 15, 1997 Sheet 5 of 6
TV PORT
R53
VSYNC
5
HSYNC
5
U4C
SSAHCT125
1 2
DUMMY-R3
R54
1 2
DUMMY-R3
R55
1 2
DUMMY-R3
R56
1 2
DUMMY-R3
R57
1 2
DUMMY-R3
DDC_CLK
VSW3
VSYNC
$CRT_BLUE
HSYNC
$CRT_GREEN
DDC_DATA
$CRT_RED
VSW1
$DOCK_R
1
L3
$BLUE
$BLUE
5
$RED
5
$GREEN
$GREEN
5
1 2
FB-1
C56
SC47P
CRT_GND
CRT_GND
CRT_GND
C49
SC47P
1 2
C54
SC47P
1 2
C55
SC47P
VSYNC
DDC_DATA
$RED
$CRT_BLUE
C44
SC47P
CRT_GND
L1
FB-1
L2
FB-1
CRT_GND
CRT_GND
$CRT_RED
C42
SC47P
$CRT_GREEN
C43
SC47P
C48
SC47P
C46
SC47P
C50
SC47P
C51
SC47P
HSYNC
VSW1
VSW3
DDC_CLK
$DOCK_G
1
$DOCK_B
1
DOCK_HSYNC
1
DOCK_VSYNC
1
DOCK_DDC_CLK
1
1
DOCK_DDC_DATA
1
1
722+5V
141
9 8
7
DOCK_VSW3
DOCK_VSW1
0
$RED
$GREEN
$BLUE
HSYNC
VSYNC
16
5
15
10
4
14
9
3
13
8
2
12
7
1
11
6
17
THIS THREE GND PINS
CONNECT TO THE CHASSIS GND
CRT_GND
CN10
VIDEO-15-4-D
1 2
G1
GAP-CLOSE
C47
SC47P
ACER TAIPEI TAIWAN R.O.C
PORT REPLICATOR FOR 390
Title
Size Document Number REV
B 97373 SC
Date: August 15, 1997 Sheet 6 of 6
CRT
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