Sony Walkman D-E226CK - Block Diagram - Audio Section (Former Type)

D-E220/E225/E226CK
13 13
5-3. BLOCK DIAGRAM — AUDIO SECTION (FOREMER TYPE) —
• Signal Path
: CD PLAY
10
1, 2, 24, 25
5,9 - 12, 14 - 18
4
3
23
22
14 7 9 28 39 18
AD_SEL
AMUTE_O
XRST_O
BEEP_O
HOLD_I
SEG14 I SEG2, SEG0 COM3 I COM0
AD_KEY1
SYSTEM CONTROLLER
IC801 (2/3)
D601
D-RAM
IC602
D0-D3A0-A9
RAS
WE
CAS
OE
S805-811
19
ADRMKEY
OFF
ON
HOLD
VCPU +2V
36
COMPON
OFF
ON
S804
ESP
LIN
RIN
HEADPHONE AMP
IC302
14
15
LOUT
ROUT
8
6
PWRSW
MUTE
19
BEEP
17
PW SW
BEEP
MT SW
20
TAP801
(TEST)
50 - 62,64
65 - 68
LIQUID CRYSTAL DISPLAY
PANEL
LCD801
E225
E225
4
S803
21
WP_OPEN
S801
OPEN
TAP802
(OPEN)
9
8
7
6
5
4
3
2
10
1
1
VCPU +2V
RMKEY
TSB
4
2
VCPU +2V
3
TP314
(TSB)
i/REMOTE
J302
(E220/E226CK)
(E225)
i
(Page 12)