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GDV 100 D/002
Blockschaltplan Laufwerk / Block Circuit Diagram Drive Mechanism
LOADER
CDM
OPU
CD-LASER
S
DVD-LASER
FLEX 24P
FOCUS
RADIAL
DISK MOTOR
M
FLEX 11P
HALL
SLEDGE MOTOR
M
FLEX 8P
HALL
TRAY MOTOR
M
END-SWITCH
4-WIRES
GRUNDIG Service
HDALAS/CD
7108
TZA1015
HF-AMPL
RF
4X
1
2x
LASER
CONTROL
2
2
HDALAS/DVD
7111
TZA1015
HF-AMPL
4X
4
4
1105
2x
2
2
LASER
CONTROL
2
3
4
+5 GND
DPD
7113
TZA1014
4
2
CALF
7122
TS3V914
1100
4
11
1106
6
ADC
PCS-PRE-AMPL
7155
LM833D
PHI-INPUT
2
4
REF
2
DRIVERS
7107
BA5938FM
SLEDGE
2
RADIAL
SERVO OUTPUTS
4
FOCUS
5
TRAY-SWITCH
1110
TRAY1
TRAY2
4
1
GDV 100 D/002
DIAGRAM A
DIAGRAM C
HF-IN
2
MOTOR-IC
1
7106
BA6856FB
TACHO-OUT
3
MOTO-IN
1
2
DRIVE
2
HALL-FEEDBACK
AD[0:7]
7110
CONTROL
LINES
uP (8051 CORE)
FLASH ROM
SERVO
MACE2
PSENN
SAA7399
AD[0:7]
AD[0:7]
PCS
A[8:16]
ADRESS LATCH
AD[0:7]
8.46 MHz
GRUNDIG Service
+12V
MEMORY
+5V
SUPPLY
S-RAM
+3V3
132K
PGND
OPTION
8
15
1
7128
DECODER
HD61
2
SAA7335
4
2
4+1
6 MHz
7130
A[0:16]
7129
A[0:7]
6105
4
1109
AGND
10
MEASUREMENT
2
I
S
EBU + V4
STB + RESET
DIAGRAM B
4112_136
9845
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