Sony CMT-CP2W / HCD-CP2 (serv.man2) Service Manual ▷ View online
29
7-11.
PRINTED WIRING BOARDS – LCD/LOADING Boards –
•
See page 23 for Circuit Boards Location.
M
M901
DISC TRAY
OPEN/CLOSE
S901
DISC TRAY
CLOSE DET
S902
DISC TRAY
OPEN DET
CN900
1
5
11
1-640-523-
F
LOADING BOARD
05
CN804
CN802
(Page 28)
(Page 28)
(Page
28)
30
• Waveforms
– CD Board –
– CD Board –
1
IC701
1
(FEO) (CD Play Mode)
2
IC701
ed
(RF O), IC703
eg
(RF)
(CD Play Mode)
3
IC701
rg
(TEO) (CD Play Mode)
4
IC703
wa
(MDP) (CD Play Mode)
6
IC703
rd
(BCK) (CD Play Mode)
7
IC703
u;
XTAI (CD Play Mode)
5
IC703
el
(LRCK) (CD Play Mode)
2
IC802
ef
(TX)
3
IC803
qd
(XI)
Approx.
200 mVp-p
200 mVp-p
1.2
±
0.1 Vp-p
Approx.
100 mVp-p
100 mVp-p
2.8 Vp-p
7.6
µ
s
6.6 Vp-p
22.8
µ
s
6.4 Vp-p
472 ns
4.3 Vp-p
16.9344 MHz
– AUDIO Board –
1
Q621, 622 (Collector)
(Record Mode)
(Record Mode)
18.4 Vp-p
11.3
µ
s
– MAIN Board –
1
IC802
es
(XTAL1)
5.2 Vp-p
4.19 MHz
5.2 Vp-p
32.768 kHz
2.9 Vp-p
4.332 MHz
4
IC803
qh
(RCLK)
4.4 Vp-p
840
µ
s
31
31
HCD-CP2
7-12.
SCHEMATIC DIAGRAM – MAIN Section (1/3) –
•
See page 42 for IC Block Diagrams.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER (FM/AM)
(
no mark : TUNER (FM/AM)
(
) : CD PLAY
{
} : TAPE PLAYBACK (DECK A)
[
] : TAPE PLAYBACK (DECK B)
〈〈
〉〉
: RECORD
<
> : MD/VIDEO
(Page 27)
(Page 27)
(Page 33)
(Page 32)
32
HCD-CP2
32
7-13.
SCHEMATIC DIAGRAM – MAIN Section (2/3) –
•
See page 43 for IC Block Diagram.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER (FM/AM)
(
no mark : TUNER (FM/AM)
(
) : CD PLAY
{
} : TAPE PLAYBACK (DECK A)
[
] : TAPE PLAYBACK (DECK B)
〈〈
〉〉
: RECORD
<
> : MD/VIDEO
(Page 35)
(Page 31)
(Page
33)
(Page 25)
(Page 33)
(Page 33)
(Page 33)
(Page 33)
(Page 38)
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