Arcam CD73 Service Manual

CD73 COMPACT DISC PLAYER
- 5 -
U701 M38B79FFFP SYSTEM CONTROL CPU & VFL DISPLAY DRIVER
Q407-Q410 MUTE
M401 RCA JACK
6N135
OPO301
Q701
M301 IR_IN
M407
RCA JACK
DIGITAL
OUTPUT
M701
VFL DISPLAY
M304
TRIGGER IN
94 12 47 13 43 27 92 28 6231
1
35 48 3
32
20
97 98 99
52 88
27
1 3
16 13
4
64 6361 66
51 59 40 41 43
39 40 45 43
41 42
1 9
2 4
3 6
60
L
R
L
R
CD AUDIO
O/P
25 12
15 16 18 28
U201
LXD3017Q
DSP
1
27
6 2
11
U101
CX2581
RF AMP
RFAC
FE
SETE
RFDC
SRDR
SFDR
FRDR
FFDR
TRDR
TFDR
SPDR
LOADING
MOTOR
DISCO
DISW
LOADING MOTOR
LIMIT SWITCH
SPINDLE
MOTOR
SLED
MOTOR
PU-IN
LIMIT SWITCH
PICK
UP
DISC
M702
REMOTE
SENSOR
CD MECHANISM UNIT
POWER
TRANSFORMER
AC POWER I / P
SK501
Q101
U401 WM8740E
U404
U403
U501,U502
DIGITAL
POWER
U507
DIGITAL
POWER
U504-U506
ANALOGUE
POWER
+8V +5V
+3.6V
+12V 5V
-12V
BR501
RECTIFIER
DIODES
BR502
RECTIFIER
DIODES
U503
REGULATOR
-30V
F1 F2
D505
RECTIFIER
DIODES
U407
74HCU04
INVERTER
GATE
M402
EMC FILTER
L406
DIGITAL COIL
M406
OPT JACK
DIGITAL
OUTPUT
TK501
Q310
RL501
RELAY
RL502
RELAY
Q312
Q103
426 27
1 2
12 13 16 17
5 9
10 20 19 24
15
29 28 33 32 31 30 26 27
U202
BA6392
KEYBOARD
SW702 SW703 SW708SW707
SW706LOAD
SW701
PAUSE
SW704
SW705
BLOCK DIAGRAM

Arcam CD73 Specifications

General

Frequency Response	20Hz - 20kHz ±0.5dB
Output Level	2.2V RMS
Digital Output	Coaxial and optical
DAC	Wolfson WM8740
Dynamic Range	100dB
Dimensions	430mm x 290mm