Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Xenaro – GDP 51…, GDP 6150
3 - 2
GRUNDIG Service
AUDIO
(J7)
Digital audio
, Cloc
k & Control lines
U9
Control
Latch
D-INPUTS
XIO2
XIO3
STANDBY
DRVRST-
A_MUTE
PSU-DRIVE
GPOCLK
LATCHED
OUTPUTS
U10
Control
Latch
D-INPUTS
GPOEN-
GPOEN-
GPOCLK
LATCHED
OUTPUTS
U7
NVM 2k
Q10, Q11 / Q12, Q3, U6
Stand-By & soft start
control
U19
9V REG.
RESET
PSU (J5)
DVD-DRIVE
(J15)
U22
SDRAM
1M*32bit
U5
BUFFER
U3
AUDIO
DRIVER
U1
AUDIO
DAC
DACOL
DACOR
VFD (J6)
POWER
U8
PANTERA
U13,U15
FLASH
MEMORY
D
A
TA
BU
S AD0…AD31
I2
C B
US
I2C BUS
SSPIN1
SSPIN1F
SSPOUT1BF
SSPCLK1BF
WKUP
RXD1
RSTB-
C /
Y / CB / CR
L
R
VIDEO (J3)
CVBS / R.G.B
I.R (external)
I.R (local)
WAKEUP
HRST
DR
VRST
-
SSPOUT… / SSPCLK…
A
D
D
R
ESS B
U
S
LA0…LA
1
8
DVD-DRIVE
(J10 / J11)
P
ARALLEL D
A
T
A D
VD0…7
SERIAL B
US SSP…
CONTR
OL D
A
T
A
DATA BUS MD0…MD31
ADDR. BUS MA0…MA13
PCK UP
SPINDLE
MOTOR
SLED
MOTOR
LOADING
MOTOR
Mechanism SW (OPN, CLS, The internal circumference LIMIT)
MLD1, 2
SLD1, 2
F0 , TR
CD_LD, DVD_LD
LD, MD, VR, HFM
A, B, C, D, E, F
ACT.
I / V
LD
RFAMP
SpindleDRV.
4ch DRV.
IC100
LA9702
IC602
BA6849
IC601
BA5937
5V
9V
9V
FD, TD, SLD
*OPEN, *CLOSE, DMUTE2
EQB, EQF (Equalizer Ajust.)
FE, TE, …
RF
SPD
IC200
Digital Board
LC78660
5V
16.9 MHz
106/107
34
3V
MICOM
IC500
384 Fs (16.9 MHz)
CONTROL Data
SERIAL Data
PARALLEL Data
HRST (RESET)
SBRAKE, SPD_FG,
*DMUTE
Servo, DSP
CD decoder
DVD decoder
Blockschaltplan – Laufwerksteuerung / Block Circuit Diagram – Drive Control
Blockschaltplan – Digital-Platte / Block Circuit Diagram – Digital Board
Reference
IC Block Diagrams .........3-4
Oscillograms...................3-43
Analog Board GDP51 ....3-23
Analog Board GDP61
– AC3 .............................3-27
– Audio/Video.................3-29
Digital Board
– P1 ...............................3-15
– P2 ...............................3-17
– P3 ...............................3-19
– P4 ...............................3-19
– P5 ...............................3-20
– P6 ...............................3-21
Drive Board ....................3-37
Keyboard Control ...........3-33
Power Supply .................3-11