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1
FH-P8800
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A
FWD
LcH
REV
LcH
MOTOR
SENSE
B
SENSE
L
C
CD POWER UNIT
IP-BUS IN
CN1271
BUSL+
7
11
BUSL-
5
BUS-
BUS+
1
Q1271
8
SWDB
Q1272
Q1211
Q1212
C
H
PU UNIT(SERVICE)
CN101
LD
MD
LD+
14
MD
5
HOLOGRAM
UNIT
B+D/E
FO+
FO+
4
FOCUS ACT
TO+
TO+
3
TRACKING ACT
SPINDLE
M
MOTOR
1
CARRIAGE
M
2
MOTOR
3
LOADING
M
MOTOR
4
I
I
CN801
PHOTO UNIT
D
EJTSNS
3
DSCSNS
1
EJECT
CN802
SENSE
2
DISC SENSE
H
14
1
2
J
M
DECK UNIT
CN252
1
TAPE EQUALIZER
51
IC251
53
HA12163
4
2
14
17
VR301
5
VREF
B.U
Q351
Q352
19
18
7
5
MECHANISM DRIVER
SUB
M
2
IC351
PA2020A
8
9
10
1
CN253
8
4
6
1
8
4
6
1
FWD
REV
MODE
SENSE
REEL PCB
N K
MAIN
M
MOTOR
IP-BUS ISOLATOR
13
15
TA2050F
IP-BUS DRIVER
BUS-
5
BUS+
6
CA0008AM
Q1201
Q1202
Q1221
CDCNT
Q1223
RF-AMP. SERVO. DSP
DAC
Q101
30
8
98
DOUT
LD
32
7
IC602
SCKO
IC201
AK4321VF
97
34
9
PD
LRCK
UPD63710GC
A+C/F
23
24
39
X201
S801
CD DRIVER
HOME
16
FOP
58
17
TOP
57
IC901
55
12
PE5011C
SOP
11
SOM
14
COP
13
2
COM
1
CDLOAD
10
F
LOP
28
9
CDEJECT
LOM
R
MUTE
CONT
21
5V REGULATOR
VD
4
IC701
V+5
BA05SFP
D802
D801
1
CD5VON
CONTROL UNIT
2
3
CN201
CN251
+B
4
4
VCC
22
6
LOUT
3
3
TAPE-L
NR
MTL
B.U
Q271
MTL
20
20
B.UP
17
3
2
3
2
METAL
LOAD
SWITCH
SWITCH
PCB UNIT
CN1251
CN701
IP-BUS
IC1271
LcH
1
IPLCH
28
13
TX
1
TX
IC1261
21
20
RX
2
RX
22
19
IPPW
IPPW
23
8
18
33
8
VDDDSP
6
35
VDD
10
31
VCC
Q1222
VCC
BUP
1
39
B.UP
SYSPW
SYSPW
SYSPW
25
16
ASENB
ASENBO
17
24
CDVD
18 AOUTL
6
6
31
10
CDL
48
13
13
CDCNT
31
1
CDVD
21
21
22
22
2
3
4
ANTENNA
7
IC101
3
BA3131FS
1
9
8
75 76
85
24
27
21
28
86
LCD
DRIVER
IC902
SED1526F0A
LCD901
CAW1552
INVERTER UNIT
1
CWX2430
2
E
GRILLE PCB(B)
4
FM FRONT END
Q3
27
38
22
Q201 Q204
35
33
28
AM RF
AM RF AGC
FM/AM TUNER
B
UNIT
3
IC102
5
BA3131FS
1
7
9
8
77 78
SYSTEM CONTROLLER
IC601(1/2)
PE5028A
1
23
96
95
Q802
FLPILL
B.U
FLPILM
Q803
Q804
B.U
ILMPW
Q805
CN801
18 17
1
1 2
CN904
20
3
16
7
21
2
22
1
GND
CN902
1
2
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