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6 5 4 3 2 1
FACTORY TEST: HOLD DELAY + UNITS +5V
HOLD DEC AND PRESS INC TO ADVANCE TESTS
ADD[00:13] U26A
SYSTEM INIT: HOLD INC AND DEC 4
S 5
U27A 3 Q RAS-
U20A DATA[00:23] CLK
2 (SH2, B5)
11 13 DMS- 3 2
ADD00 DATA08
D ADD01
ADD02
10
9
A0
A1
A2
DQ0
DQ1
DQ2
14
15
DATA09
DATA10
U22A
ADD13 1
4
U27B
1
D
R
Q
6
D
ADD03 8 A3 DQ3
18 DATA11 74ACT32_SMD 6
ADD04 7 19 DATA12 5 74ACT74_SMD
A4 DQ4 58 ADD00
ADD05 6 20 DATA13 DATA00
5 A5 DQ5
21
D0 59
ADD06 A6 DQ6 DATA14 D1
ADD07 4 22 DATA15 60 74ACT32_SMD
A7 DQ7 D2 U26B
ADD08 29 20 61 U21A
A8 RST- RESET- D3 10
ADD09 28 62 1 S 9
A9 (SH 7) D4 63 RD- 3
ADD10 24 A10 11 Q CAS-
27 D5 2 CLK
ADD11 A11 D6 64 WR- (SH2, B5)
ADD12 3 19 65 12
A12 IRQ2- D7 66
ADD13 30 +5V DATA08 74ACT00_SMD D 8
A13 D8 67
31 DATA09 13 Q-
2 A14 D9 68 R
A15 D10 DATA10
18 1 DATA11
25 4 0 BR- D11
3 DATA12 R30 74ACT74_SMD
RD- OE/ V P P BG- D12
23 4 DATA13
BMS- CE D13 5
D14 DATA14
6 DATA15 0 OHM U23B
(SH 2,B3) 27C512 SMD D15 10
DATA23 7
17 D16 8 RD- S 9
DATA22 MMAP- D17 Q DWR-
9 11
D18 11 WR- CLK (SH2, B5)
C D19
D20
D21
12
13
DATA20
DATA21
12
D
Q-
8
C
C72 14 DATA22 13
42 D22 15 U24A R
DATA23
U17A 4 3 CLKIN D23
2 74ACT74_SMD
CLKOUT 21 CLR
ADD00 1 15 33pF A0 ADD00
A Y0 SEGCLK 22 ADD01 3 R92 U23A
(SH 3) Y1 A1 23 QA 4
2 14 A2 ADD02 QB SCLK 4
ADD01 B Y1 DIGCLK 41 24 ADD03 1 5 S
12.288MHZ XTAL A3 CLKA QC 5
(SH 3,7) 25 ADD04 6 51.1 (SH 4,6) Q
ADD02 3 13 A4 QD 3
C Y2 MTRCLK_1 C73 27 ADD05 CLK
A5 28
12 (SH 8) ADD06 74HC393_SMD 2
MTRCLK_2 A6 30
Y3 A7 ADD07 D 6
11 (SH 8) 31 ADD08 1 Q
33pF A8 32 U24B
(SH 2,B3) Y4 A9 ADD09 R
33 ADD10 12
4 10 A10 CLR 74ACT74_SMD
DMS- G2A Y5 KICK 34 ADD11
(SH 5) A11 35
5 9 A12 ADD12 QA 11
ADD12 G2B Y6 KEY1 36 ADD13 10 R91
(SH 3) A13 13 QB
6 7 CLKA QC 9 R93
ADD13 G1 Y7 KEY2 8
QD L/R- 10K0
(SH 3) 37
74HC138 SMD PMS- 3 8 51.1
74HC393_SMD (SH 4,6)
DMS- 3 9 DMS-
B BMS-
45
BMS-
(SH2, C6) U21C
74ACT00_SMD
B
RD- 4 4 RD- 9
WR- 5 6 WR- 8
U25 SCLK1 5 5 10
9 DR1 5 4 SDATAIN
ADD01
10 A0 RAS 4 RAS- (SH2,D1) RFSI 5 3 (SH 4) A13
ADD02 A1 TFSI 5 2
11 A0
ADD03
12 A2 CAS 2 3 C A S - (SH2,D1) DT1 SDATAOUT
ADD04 A3 (SH 6)
14 ADDR/DMS-
ADD05
15 A4 WE 3 DWR- (SH2,D1) ADSP_2105
ADD06 A5
16
ADD07
17 A6 OE 2 2 R D - (SH2,B3) U21D R77 RD-/WR-
ADD08 A7
ADD09 18 12 MCLK RAS-
5 A8 11
+5V A9 13 51.1 (SH 4,6) CAS-
13 DRAMWR-
VCC 74ACT00_SMD
1 DATA20
DQ1 2 DATA21
DQ2 2 4 U21B COMPANY:
C80
.1uF
C79
.01
26
VSS
DQ3 2 5
DQ4
DATA22
DATA23 9
U27C
8
4
6
SYMETRIX INC.
A DRAM_1MX4
256K x 4 or 1M x 4
10
5 14926 35th Avenue West A
74ACT32_SMD
74ACT00_SMD Lynnwood, WA 98037-2303 USA
TITLE: REV:
U27D
12
DRAWN:
A.R.G./CH
DATED:
10-17-95
402 - KERNEL A01
11
13 DRAWING NO:
RELEASED: DATED:
74ACT32_SMD 52 402-1 SHEET: 1 OF 9
6 5 4 3 2 1
REVISION RECORD
REV REVISIONS DONE OR ECO NUMBER: DATE:
A RELEASED TO PRODUCTION 9/30/96
A.01 R16,17,22,24 TO 249, WHEN AK5351 SUBSTITUTED FOR U3 12/28/98
D D
J3-1
+ INPUT +BYP
(SH5)
BALANCED
INPUT
J1 XLR-FEM
2
J3-3 1
SIG GND 3
4
R1 R3 C7
C 4K99 4K99
33pF C
R8
C1
C13 C14 220pF
220pF 220pF 4K99
J3-4
CHAS GND CHGND1
5 U1B
+ 7
6 A/D
J2 1/4" TRS JACK - (SH4)
NJM2068M
BALANCED/
UNBALANCED MT1 AGND
1
MTHOLE#6
INPUT C2 R7
(CHGND) 220pF
4K99
R2 R4 C6
J3-2
- INPUT
B 4K99 4K99 33pF B
-BYP
(SH5)
(CHGND)
COMPANY:
SYMETRIX INC.
14926 35th Avenue West
A A
Lynnwood, WA 98037-2303 USA
TITLE: REV:
DRAWN:
A.R.G./CH
DATED:
10-17-95
402 - INPUT SECTION
DRAWING NO:
RELEASED: DATED:
52 402-1 SHEET: 2 OF 9
6 5 4 3 2 1
INPUT LEVEL
2
R13
1 3
1K05 CW C9
R26A
D C16
10KA D
R10 33pF
2 U2A
A/D - 1
(SH 1) 1K05 3
47NP + LEFT:INVERTED, RIGHT:NONINVERTED
NJM2068M
R12 R18 U3A
8 23
R26B AINL+ SDATA 2 2 SDATAIN (SH 2)
10KA 4K99 2K00 FSYNC 21
C21 L/R* 20 L/R- (SH 2)
BKT 1500pF SCLK SCLK (SH 2)
R11 R21
4 5 9 25
AINL- SMODE
R14
4K99 2K00 3 19
AINR+ MCLK MCLK (SH 2)
6 U2B 2K00 24
- 7 C15 CMODE
5 R15 1500pF 18
+ 4 PD 11 RST- (SH 7)
NJM2068M AINR- TSTH 10
2K00 TST1 12
TST2 13
C 5
VREF TST3 16
TST4 17
C
C17 TST5
R16 R17 R24 R22 4.7NP
C19 AK5350_SMD
249 249 249 249 .1uF
2 U1A
- 1
3
+
NJM2068M
R5 C5 C3 D2 D3
R9 .1uF 4.7NP 1N4148 1N4148
4K99
4K99
B U6
B
7805CT L1
1 3
+15VAIN VIN VOUT
BEAD_SMD
(SH 9)
GND U3B
2 6 14
2 6 VA VD
C32 C26
C28 C20 C27 C12 VB R23
.1uF 4.7NP .1uF
.1uF .1uF 4.7NP
7 15 0 OHM
AGND DGND
AK5350_SMD
L2
BEAD_SMD
COMPANY:
SYMETRIX INC.
A 14926 35th Avenue West A
Lynnwood, WA 98037-2303 USA
TITLE: REV:
DRAWN:
A.R.G./CH
DATED:
10-17-95
402 - ANALOG TO DIGITAL
DRAWING NO:
RELEASED: DATED:
52 402-1 SHEET: 3 OF 9
6 5 4 3 2 1
D C37
DAC OUTPUT TEST POINTS
D
47NP R29
U8A DACL
8 18 0 OHM
(SH 2) SDATAOUT 7 SDATA AOUTL (SH 5)
(SH 2) SCLK 9 BICK
(SH 2) L/R- LRCK C36
6 17 47NP
(SH 7) RST- 10 PD AOUTR R28
11 SMUTE
DACR
24 HOLD
ZMUTE 0 OHM (SH 5)
23
14 DZF 22
15 DIF0 VREF
12 DIF1 16
13 DEM0 VCNT
4 DEM1 19
5 XT0 VCOM
(SH 2) MCLK 1 XT1
CKS C34 C39 C35
AK4320 .1uF 47NP .01
C C
R27
B U7
10 B
L8 U8B
1 3 20 2
+15VAOUT VIN VOUT AVDD DVDD DVDD
BEAD_SMD 7805CT
(SH 9) C30
GND C38 C33 21 3 C29 C31
.1uF AVSS DVSS
4.7NP .1uF 4.7NP .1uF
2
AK4320
L7
BEAD_SMD
COMPANY:
SYMETRIX INC.
A 14926 35th Avenue West A
Lynnwood, WA 98037-2303 USA
TITLE: REV:
DRAWN:
A.R.G/CH
DATED:
10-17-95
402 - DIGITAL TO ANALOG
DRAWING NO:
RELEASED: DATED:
52 402-1 SHEET: 4 OF 9
6 5 4 3 2 1
-BYP +5V
R96
4K99 (SH1, B5)
3 U10A C41 R35 R54 L4
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