Arcam A85 User Manual
Page 14
1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
ISSUE
DRAWING NO.
DRAWING TITLE
Drawn by:
DATE
Filename
ECO No.
DESCRIPTION OF CHANGE
J:\ECO_wip\L886 DV88 Display board correct R4 cock-up\L8863\L8863.0a.ddb - L886_3.0a.sch
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
DVD DISPLAY PCB
Circuit Diagram
L886_3
PG
17-Nov-2000
INITIALS
Date Printed
1
1
Sheet
of
Notes:
SW1
1
SW2
2
SW3
3
SW4
4
SO
5
SI
6
VSS
7
SCK
8
CS
9
K1
10
K2
11
K3
12
K4
13
VDD
14
S1
15
S2
16
S3
17
S4
18
S5
19
S6
20
S7
21
S8
22
S9
23
S10
24
S11
25
S12/G11
26
VEE
27
S13/G10
28
S14/G9
29
S15/G8
30
S16/G7
31
G6
32
G5
33
G4
34
G3
35
G2
36
G1
37
VDD
38
L4
39
L3
40
L2
41
L1
42
VSS
43
OSC
44
Z1
BU2872AK
F1
1
F1
2
G1
5
G2
6
G3
7
G4
8
G5
9
G6
10
G7
11
S1
25
S2
26
S3
27
S4
28
S5
29
S6
30
S7
31
S8
32
S9
33
S10
34
S11
35
S12
36
S13
37
S14
38
S15
39
F2
42
F2
43
DISP1
DISP SSV-07MS09
R110K SM
R210K SM
R310K SM
K3
K4
(was POWER)
(was MENU)
D1BAS16W SM
D2 BAS16W SM
D3BAS16W SM
D4 BAS16W SM
SW1
SKIP>
SW2
<SKIP
SW3
PAUSE
SW4
PLAY
SW5
STOP
SW6
OPEN
SW7
FWD>>
SW8
<<RWD
F2
F1
G1
G2
G3
G4
G5
G6
G7
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
K2
Q1
BC856B
Q2
BC847B
R6
1K0 SM
On=Green
Standby=red
+5V
HDCD
+5V
STBLED
R5
470R SM
1
2
3
4
5
6
7
8
SK1
FFC8H SM
1
2
3
4
5
6
SK2
AMPCT6H
SO
SI
SCK
CS
+5V
VKK
+5V
R7
33K SM
+
C5
10U EL SM
+ C6
10U EL SM
+5V
CATHODE BIAS CCT
VKK = -19.5V
F1= -13.9V
F2 = -9.6V
Pwr in
SO
IRIRQ
CS
SCK
SI
DATA I/O
Photo Strip
PS
PHOTO_STRIP
Detail
Drilling
DD2
DRILL_DWG
Paper Marker
A2 Horizontal
DD3
DD_A3H
Paper Marker
A2 Vertical
DD4
DD_A3V
FD_1
FIDUCIAL
FD_2
FIDUCIAL
FIX4
FIXING HOLE
FIX3
FIXING HOLE
FIX2
FIXING HOLE
FIX1
FIXING HOLE
FR4, 1 OZ Cu
PCB MATERIAL
DD1
FR4_1OZ
Q_1
Q_2
Q_3
Q_4
Q_5
Q_6
Q_7
Q_8
Q_9
Q_10
Q_11
Q_12
Q_13
Q_14
Q_23
Q_24
Q_25
Q_26
Q_27
Q_28
Q_29
Q_30
R8
4K7 SM
+5V
Q_18
R
G
LED1
LED RED/GRN 3MM
PCB
PCB
L886PB_3
HDCDLED
Q3
BC847B
Q4
BC847B
R10
10K SM
R9
10K SM
R11
10K SM
R12
10K SM
IRIRQ
F2
VKK_CK
VKK_D
R14
4K7 SM
R15
1K0 SM
Q5
BC856B
Q6
BC846B
CLK
3
D
2
SD
4
CD
1
Q
5
Q
6
Z2A
74HC74 SM
VKKIN
VKK
+5V
CLK
11
D
12
SD
10
CD
13
Q
9
Q
8
Z2B
74HC74 SM
VCC
14
GND
7
Z2C
74HC74 SM
+5V
R13
1M0 SM
Layout by
Cliff
DD6
CLOGO
Update Box
EL1
UPDATE_BOX
F1
VKKIN
C7
100N SM
C3
100N SM
C2
100N SM
C4
1N0 SM
C8
100N SM
C1
100N SM
LED2
LED GREEN3.1MM
CL
31/07/00
PRODUCTION RELEASE
1.0
R16
1K0 SM
+5V
VKK
D5
BZX284-C5V6
CL
23/08/00
MINOR MODIFICATIONS
2.0
PG
00_1082
14/09/00
Change RX1 to l/p part, test pad changes, display clip, R4 VALUE
3.0
VKK switching CCT
Test pad change for issue 3:
Q_23= SO (was STBLED)
Q_9=SI (was GND)
VFD CLIP
E874PM
E882PM
LC1
DVD DISPLAY CLIP
VFD CLIP
E874PM
E882PM
LC2
DVD DISPLAY CLIP
Display clips: PCB footprint is called E882PM
This footprint will accept either E874PM (current clip)
or E882PM (new clip not designed yet)
This part type currently calls for p/n E874PM, change to E882PM when new clip is available
+5V
3
O/P
2
GND
1
Case
Case
O/P
GND
+5V
DUAL FOOTPRINT
RX1
SBX1610-52/PIC-26043TM2
IR RX
SUPPORT PAD
SP1
IR RX SUPPORT PAD
PG
17/11/00
Correct error R4 is 1206 not 0805
3.0a
R4
220R SM