NAD C 355BEE Service Manual page 19

SCHEMATIC DIAGRAM BLUE LED KEYBOARD AND BLUE LED STANDBY LED BOARD
IC72
IS1U60L
+5V
IR RECEIVER
R73
10K
VCC
3
SIGNAL
1
2
GND
P9 SHIELDING
C355BEE STANDBY BOARD Vm 1.2 PART # 01-35506-01
S711 STANDBY
R710 R711
2K2 10K
R706 R717 0
100
R715
Q724
Q723
C3324
1K C3324
R704
1K
Q725
R709 C3324 R712 R713
R707
2K2 3K3 100
100
R716
0
D717
3LED Q726
Q722 C3324
RED Amber Blue
C3324
R705
R714
10K
1K
CZ73
CON5
CB73
CON5
D718
1N4148
R71 R72
D715
62 100
1N4148
+5V
Q74
+12V C1815
R730
2K2
R701
2K2
Q72
Q73
C1815
R766 C1815
4.7K
ASSEMBLY PART # 01-35599-01
C763
+5V
0.1uF
C722
IC76
0.1uF
C762 0.1uF 1 16
C1+ VCC
2 15
V+ GND
3 14
C1- T1OUT
4 13
C2+ R1IN
C764 0.1uF 5 12
C2- R1OUT
6 11
V- T1IN
7 10
C765 0.1uF T2OUT T2IN
8 9
R2IN R2OUT
SP232EEP-L
R708
10
Y71
11.0592MHz
+5V
C79
27p
D710
+5V
1N4148
D711
1N4148
+5V
D712
1N4148
C767
10n
D713
1N4148
IR BLINK
R720
MUTING BLINK
4K7
R796 N.I. R797 N.I.
L71
100uH
N.I.
C770
C769 N.I.
FROM SERIAL NUMBER H95C355BEEG12811 ONWARD
+5V
C72
IC71
0.1uF
8 1
Vcc NC
7 2
NC NC
6 3
SCL NC
5 4
SDA Vss
24C01
+5V
C761
0.1uF
R770
IC73
10K
AT89S52
1 40
P1.0 VDD
2 39
P1.1 P0.0/AD0
3 38
P1.2 P0.1/AD1
4 37
P1.3 P0.2/AD2
5 36
P1.4 P0.3/AD3
6 35
R765 P1.5 P0.4/AD4
7 34
10 P1.6 P0.5/AD5
8 33
P1.7 P0.6/AD6
9 32
RST P0.7/AD7
10 31
RXD/P3.0 EA
11 30
TXD/P3.1 ALE
12 29
INT0/P3.2 PSEN
13 28
INT1/P3.3 P2.7/A15
14 27
T0/P3.4 P2.6/A14
15 26
T1/P3.5 P2.5/A13
16 25
WR/P3.6 P2.4/A12
17 24
RD/P3.7 P2.3/A11
18 23
XTAL2 P2.2/A10
19 22
XTAL1 P2.1/A9
20 21
VSS P2.0/A8
C710
27p
D708 D709 D73 D71
VIDEO AUX
BLUE BLUE BLUE BLUE
Mute Relay VIDEO AUX
C768 C766 C714 C715
Q720 10n Q721 10n Q719 10n Q79 10n Q710
C1815 C1815 C1815 C1815 C1815
R790 R791 R777 R741 R742
4K7 4K7 4K7 4K7 4K7
R721 R776 R748 R749
4K7 4K7 4K7 4K7
D720 D721
1N4148 1N4148
R769 100
R768 100
C771 C772
1nF 1nF
REV ECN NO.
18b
+5V
D722
C78
1N4148
10uF,16V
R763
10K
R778
10K
S77
S76 S73
TAPE2
VIDEO
CD
S79 S75 S72
DISC TUNER
SPESK A
S710 S74 S71
TAPE1
SPEAK B AUX
+12V
D724 D723 D714
1N4148
+5V
R788 R789 R727
R726
1K1 1K1 1K1
1K1
D76 D72 D74 D77 D75
TAPE2 TUNER DISC CD TAPE1
BLUE BLUE BLUE AMBER
BLUE
TAPE2 TUNER DISC CD TAPE1
C716 C717 C718 C719 C720
10n Q711 10n Q712 10n Q713 10n Q714 10n Q715
C1815 C1815 C1815 C1815 C1815
R743 R744 R745 R746 R747
1K 4K7 4K7 4K7 4K7
R750 R751 R752 R753 R754
1K 4K7 4K7 4K7 4K7
DESCRIPTION Date APPRO
090416
Add Q722---Q726,R704---R707,R709---R717
Change D717 to tri-color 090416
Change R71 to 62ohms,R72 to 100ohms,R730 to 2K2 090416
090416
Change R743,R750 to 1K,R785 to 5K1
Change R725 R726,R727,R759,R788,R789to 1K1 090416
Change LED on D71~D77, D708, D709, D716, D719
090416
from green L-314GD to blue LJR3BD045.
Blue LED Keyboard Assembly 01-35599-01
R767
10
TP701
C758 C759 C760
PHONE71
Ipod IN 100p 100p 0.1uF
L
R G
CZ75
TO MAIN BOARD CB35
+5V
R762 R703
10K 2K2
Q717
R702
2SC1815
10K
R764
10K
Mute Relay
1
TAPE1
2
TAPE2
3
TUNER
4
AUX
5
VIDEO
6
CD
7
DISC
R759 R725 8
IPOD
1K1 1K1 9
+12V
10
IR OUT
11
IR IN
12
D719
D716 CZ76
IP
SOFT TO CB31
BLUE BLUE
IPOD
CZ71
C721
TO CB34
10nF
Q718
SOFT CLIPING
9
C1815
PROTECTION
R760 8
4k7
7
6
+5V
5
Speak A
4
Speak B
R761
3
VOL-
4K7 2
VOL+
1
+5V +12V
1
6
2 11
7
3 10
8
4 CZ77
9 DB 9
CZ78 CB78
5
1 3
2 2
R792
3 1
100
CON3 CON3
NAD ELECTRONICS
INTERNATIONAL
THE INFORMATION CONTAINED IN THIS DRAWING IS THE SOLE PROPERTY OF NAD
ELECTRONICS INTERNATIONAL. ANY REPRODUCTION IN PART OF WHOLE WITHOUT THE
WRITTEN PERMISSION OF NAD ELECTRONICS INTERNATIONAL IS PROHIBITED.
Document
Sheet:
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Project: State:
C355BEE
Date: Date: Date: Date: