Akai CD 69 Service Manual

This is the 30 pages manual for Akai CD 69 Service Manual.
Read or download the pdf for free. If you want to contribute, please mail your pdfs to info@audioservicemanuals.com.

Page: 1 / 30
left right
Akai CD 69 Service Manual

Extracted text from Akai CD 69 Service Manual (Ocr-read)


Page 19

l B I c I D E 1 G H 1 J
| 1 .M *1 1 1 E 1 4 1L
1 7” 1
V
1 1 ,
‘~ 3%
1 mm c 1 .
mm gm ‘
1 M—____m.v.— . M
1 AV ‘1 3w u/sn 4
1 1 1 1
1 1 1‘
1 11
1 11 1 1
2 ‘_‘ >3 ,, ._—_
1 . 7‘“ E Loam; ,
1 go ' mu
1 L—~——-—~g<1 1 ,. 1 C “4.11.525 a,“ a ,5
1 1 1 ,15 , a 31/51
1 >3 1 1M 1M 1% _#
1 1 1 1 i; 1. 1;
1 ‘ ‘ w ‘ M s 5 gr
1 1 1 E S F 1"
1 1 3 1 g 1; 1 : 1
3 , 1 3
1 1 1 :
y , ‘ ‘ ‘
5.99.355 rm ‘ 1 ‘
.1__. . 1
__ E
M. 1—
:: L AFFAfiil. NS awn we :5: 1 5 1
mass nsc-ngis m (M u.’ 1 z
1 1
1 1
4 1 ,4
1
1 *5 [€55 “Tim—1'-
1 1‘ 2‘ 1
5 15
my“ 1 _ —
1 W511
__ 1 m: “Mm; 1w ‘ T
i *Q“ ' ’1"
1 L@— 1*???“ , ‘
1 g; 1017 ‘
‘ m: 1““ c.1s1 I
‘ 1 “My: H1—1
1 MN m ,5 ,19-0'1 1
5 1 (”DJ E
1 /
1 2 7/5: 1
1 tau 1
- , U i 1'
, W 1 W1.“ 1 1 1 - mails: M mm. 1
211551" 1) 1m 1‘ s1~u $1 a 2 3 1 5: 1N ‘ 1 ~-
. 1M1 1 1 J, M n . < u v 1 W .11” ,
a 1 1m 1 ‘1 :4; J52 «31,1 : 1 1 :Mn 1 .1
W 5 ‘ '11 1% ‘11 adv 5= E 1 1 ‘ JT“ 1 ”1
:5 zwi. z‘” 11 “‘11,: s ’1
~ w w 5 w w - . 1 a n n z — ' 1 1
D51) 1' c~flu. 1» pm M191” 1 1 5:95;“ :ffifg g 5;; ,_ 1 L A .3 1
7 1 WWW.” win) a «:9 :1 5.5 a n: , M .1 a A 3 3‘ Mfli‘ ‘ ‘
- 1 1 , ; 1 a1. 2? 1
1 M1 1 WM . ms menm 1T: ‘ '
. I , .1“ 1 w 1 1 #_ ,1 ,
1 11' . fl 1 1 1 .1 2 1
z, A 1 1 T7 ,
E1 ’ 11 1 2 as; 13,113: ‘
1 1 1 1
1...- L‘ , { 1‘ - i a:
v: 1 i 1 1 1 51V “ a
1: 5151‘ 11 ' 1“ 1 W ”M,
1 1 1 1 11 M _ WM ,ME
1 , 1 l 1 1 —— -— 1 i -- 1
a 1 WM ‘ M 1 M ‘
.1,11~ - 1 1 #1 CD~19
POWER swam 5, D/A
SCME?¢‘1/—."’IC DEAGQAV
"9 5’3 P2367031V
- 1 1 1 AL I 1 ‘
E I c 1 o 1 a F I G H 1 1 1 1

Page 28

CXDZSOOBQ (DIGITAL SIGNAL PFIOCCESSOFI) CDOOOZAD (DIGITAL FILTER)
Pin No. Symbol No Description I
50 APTR 0 Control output lor aperture connensation. H at Rch. xm osc or eitternal dock
51 APTL 0 Control output lot aperture compensation. H at Lch. XOUT 05¢
52 Via — GND 5 in - L = 25615
53 XTAI I "5.9344 MHz X'tal ocitlaiion circuit input. Also 33.8685 MHz Input. F552 Seleded sanplint lrequenoy
54 XTAO 0 16.9844 MHz X‘tel ocillation circuit output. FSSI F552 F551 15
55 XTSL l X’tal selection input terminal. L when X‘tai is 16.9344 MHz. H when L 44.1 kHz
33.5683 MHz. L 45 kHz
56 FSTI' O 2/3 countdown output 01 58, 54 terminals. No change by van pitch. H 32 kHz
57 04M 0 4.2335MHZ output. Changed simuttaneously during vari pitching. H osc STOP
58 616M 0 16.9344MH1 output. changed simultaneously during vari pitching.
59 MDZ I DigllaFOut ONIOFF control, ON at H, OFF at L. up clock
60 DOUT 0 Digital Out output terminal. Serial data
6‘ EMPH O H output when playback disc is emphasised. Bit clock 10, data
L oulput when no errphasls. GND
62 WFCK O WFCK (Write Frame Clock) output.
63 SCOR O H output when either sub code SO or st is detected. data word
64 5350 0 Serial output at Sub P to W. '
55 EXCK I clock Input lot 3380 read out.
66 5050 0 Sub Q 50 bit and PCM peak. level data to bit output.
67 SOCK l clock input for 5080 read out.
63 MUTE l Mutiny control (H: MUTE. L: CANCEL) L L
69 SENS - SENS output. Output to CPU.
70 XRST I System rasat. Reset at L L on serial data
71 DATA 1 Serial data input lrom CPU. H oh serial data
72 XLAT | Latch input lrorn CPU. (Letohing at serial data at lalling edge 01 oontml
the twist) Wono clodt
73 Vdd — Voltage (*5 V) Bit clock lor LDOUT and FIDOUT
74 OLOK l Serial data transmission clock input lrom CPU. .5 V
75 SEIN 1 Sense input mm 58?.
76 CNIN I Track jump number count signal input.
77 DATO 0 Serial data output to SSP.
7B XLTO 0 Serial data latch output to SSP. (Latching at tailing edge ol the pulse.)
79 CLKO 0 Serial data transmission ciook output to SSP.
80 MIRR I Mirror signal Input. Used tor jump at over 16 tracks with auto
sequencer.

usszo (acH POWER OPERATIONAL AMP) US$23 (30H POWER OPERATIONAL AMP)

«m «m an F? m «m «m «In «in M1 555. cm «on «nu

5» <1 9 <1
,_

' ' 1% rim

«in; «no em «'2’ «:1 let i4_

u mm dill!) awn m .1
ma I'" W

17