Sony DAV-DZ260 / DAV-DZ270 / HCD-DZ260 / HCD-DZ270 / HCD-HDZ278 Service Manual ▷ View online
HCD-DZ260/DZ270/HDZ278
61
IC3100 CXD9883M (MAIN Board (9/9))
IC3150 CXD9883M (MAIN Board (9/9))
IC3200 CXD9883M (MAIN Board (9/9))
IC3250 CXD9883M (MAIN Board (9/9))
IC3300 CXD9883M (MAIN Board (8/9))
IC3400 CXD9883M (MAIN Board (8/9))
IC3150 CXD9883M (MAIN Board (9/9))
IC3200 CXD9883M (MAIN Board (9/9))
IC3250 CXD9883M (MAIN Board (9/9))
IC3300 CXD9883M (MAIN Board (8/9))
IC3400 CXD9883M (MAIN Board (8/9))
1
10
9
8
11
12
13
14
7
6
15
16
17
18
3
4
5
20
19
2
GND
GND
GND
GND
GND
GND
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
Stuck
Detect
Stuck
Detect
Timing
Control
Timing
Control
Protection
Logic
Protection
Logic
Gate
Drive
Gate
Drive
Gate
Drive
Gate
Drive
Over
Current
Fault
Over
Current
Fault
Over
Current
Fault
Over
Current
Fault
Programmable
Current sense
OUT_B
OUT_B
OUT_B
PVDD_B
PVDD_B
PVDD_B
OUT_A
OUT_A
OUT_A
PVDD_A
PVDD_A
PVDD_A
REG
Protection
and
Reset
Logic
OLP
OTP
CB3C
Temperature
waming/error
Power-Up
Reset
Under
Voltage
Protection
/HIZ_HS_B
/HIZ_HS_A
/HIZ_LS_B
/HIZ_LS_A
/OCL_B
/OCL_A
/OCH_B
/OCH_A
/RESET_A
/RESET_B
VREG
/HIZ_HS_X
/HIZ_LS_X
/OCH_X
/OCL_X
/RESET_X
/OCH_X
/OCL_X
/RESET_X
/PCR
/UVP
/UVP
/UVP_VREG
VREG
GVDD_A
GVDD_B
GVDD_B
VREG
GND
GND
GND
BST_B
GVDD_B
VDD
PWM_B
M1
M2
M3
VREG
OC_ADJ
PWM_A
RESET
SD
OTW
GVDD_A
BST_A
HCD-DZ260/DZ270/HDZ278
62
IC400 MM1758AFBE (IO-SCART Board (DZ260))
IC404 MM1758AFBE (IO-COMPONENT Board (DZ270/HDZ278))
IC404 MM1758AFBE (IO-COMPONENT Board (DZ270/HDZ278))
1
2
3
4
28 VCC2
23 CVBS OUT
25 S1
150k
Ω
BIAS
12
150k
Ω
BIAS
CLAMP
6dB
6dB
6
7
8
CLAMP
BIAS
6dB
9
10
11
13
5
+
6dB
–6dB
6dB
27 S-DC OUT
24 S2
LOW-PASS
FILTER
21 YOUT
22 GND2
6.75MHz
75
Ω
DRIVER
LOW-PASS
FILTER
6.75MHz
75
Ω
DRIVER
20 CYOUT
75
Ω
DRIVER
S-DC OUT
S1/S2
26 COUT
LOW-PASS
FILTER
6.75MHz
75
Ω
DRIVER
CLAMP
150k
Ω
BIAS
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
18 CBOUT
19 GND2
17 GND2
15 GND2
75
Ω
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
14
150k
Ω
BIAS
16 CROUT
75
Ω
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
6dB
6dB
VCC1
CIN
MUTE 1
CVBS IN
CBIN
YIN
GND
BIAS
I/P
CYIN
CLP
MUTE2
YC MIX
CRIN
IC411 MC14052BDR2 (IO-SCART Board (DZ260))
IC411 MC14052BDR2 (IO-COMPONENT Board (DZ270/HDZ278))
IC411 MC14052BDR2 (IO-COMPONENT Board (DZ270/HDZ278))
HCD-DZ260/DZ270/HDZ278
63
IC901 STR-F6138-LF1352 (POWER Board) (US, CND, E87, MX, TW MODEL)
IC901 STR-F6168-LF1352 (POWER Board) (EXCEPT US, CND, E87, MX, TW MODEL)
IC901 STR-F6168-LF1352 (POWER Board) (EXCEPT US, CND, E87, MX, TW MODEL)
OCP/INH
1
GND
2
D
3
VCC
4
FB/OLP
5
+
–
–
+
–
–
+
–
+
–
+
–
–
Delay
OVP
TSD
Delay
Reg2
Reg1
Reg3
Current mirror
POWER
MOS FET
MOS FET
Latch
OSC
Boottom Skip
Logic
OCP2
Logic
Internal
Bias
OCP1
Vocp
Rg3
Rg2
Rg1
OCP2
+
–
UVL0
ON=16V
OFF=10.5V
OFF=10.5V
INH1
INH2
FB
Vth1
+
–
–
IOLP
Volp
Vth2
Vocp(BSIN,OUT)
IC941 SI-3010KM-TLS (POWER Board)
IC201 SI-3010KM-TLS (MAIN Board (6/9))
IC504 SI-3010KM-TLS (MAIN Board (5/9))
IC505 SI-3010KM-TLS (MAIN Board (5/9))
IC506 SI-3010KM-TLS (MAIN Board (5/9))
IC201 SI-3010KM-TLS (MAIN Board (6/9))
IC504 SI-3010KM-TLS (MAIN Board (5/9))
IC505 SI-3010KM-TLS (MAIN Board (5/9))
IC506 SI-3010KM-TLS (MAIN Board (5/9))
TSD
REF
4
3
2
1
5
+
–
VOUT
GND
VIN
VCONT
SENSE
Ver. 1.2
HCD-DZ260/DZ270/HDZ278
64
• IC Pin Function Description
MAIN BOARD (2/9) IC1101 CXD9917R (DZ260/DZ270)/CXD9927R (HDZ278)
(CD/DVD RF AMP, FOCUS/TRACKING ERROR AMP, DVD SYSTEM CONTROL, DIGITAL SERVO PROCESSOR, DIR/USB
CONTROL)
MAIN BOARD (2/9) IC1101 CXD9917R (DZ260/DZ270)/CXD9927R (HDZ278)
(CD/DVD RF AMP, FOCUS/TRACKING ERROR AMP, DVD SYSTEM CONTROL, DIGITAL SERVO PROCESSOR, DIR/USB
CONTROL)
Pin No.
Pin Name
I/O
Description
1
OSN
—
RF offset cancellation capacitor connecting terminal
2
RFGC
I
RF AGC loop capacitor connecting terminal
3
IREF
I
Current reference setting terminal
4
AVDD3
—
Power supply (VDD3.3V)
5
AGND
—
Ground
6
DVDA
I
AC coupled input path A
7
DVDB
I
AC coupled input path B
8
DVDC
I
AC coupled input path C
9
DVDD
I
AC coupled input path D
10
DVDRFIP
I
DC coupled DVD RF signal input RFIP
11
MA
I
DC coupled main-beam RF signal input A
12
MB
I
DC coupled main-beam RF signal input B
13
MC
I
DC coupled main-beam RF signal input C
14
MD
I
DC coupled main-beam RF signal input D
15
SA
—
Not used (Open)
16
SB
—
Not used (Open)
17
TNI
I
DC coupled main-beam RF signal input E
18
TPI
I
DC coupled main-beam RF signal input F
19
MDI1
I
Laser power monitor input
20
MDI2
I
Laser power monitor input
21
LDO2
O
Laser diode (DVD) drive signal output
22
LDO1
O
Laser diode (CD) drive signal output
23
SVDD3
—
Power supply (RF+3.3V)
24
CSO
O
Not used (Open)
25
RFLVL
O
RFRP low pass output
26
SGND
—
Ground
27
V2REFO
O
Reference voltage (2.8V) output
28
V20
O
Reference voltage (2.0V) output
29
VREFO
O
Reference voltage (1.4V) output
30
FEO
O
Focus error monitor output
31
TEO
O
Tracking error monitor output
32
TEZISLV
O
TE Slicing Level input
33
OP_OUT
O
Op amp output
34
OP_INN
I
Op amp negative input
35
OP_INP
I
Spindle feedback signal input
36
DMO
O
Disc motor control PWM output
37
FMO
O
Feed motor control PWM output
38
TROPENPWM
O
Tray PWM output/Tray open output
39
IOPMON
I
Iop Monitor input
40
TRO
O
Tracking servo control signal output
41
FOO
O
Focus servo control signal output
42
AGND18
—
Ground
43
AVDD18
—
Power supply (+1.8V)
44
USB_DP
I/O
USB port serial data input/output
45
USBDM
I/O
USB port serial data input/output
46
USB_VDD3
—
USB power supply (+3.3V)
47
USB_VSS
—
USB ground
48
PAD_VRT
—
Not used
49
USB_VDD18
—
Power supply (+1.8V)
50
USB_VSS
I
Ground
51
DIR_ERROR/NC
I
DIR PLL error signal input
52
DIR_AUDIO/NC
I
DIR audio signal input (Not used in this set)
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