Sony HCD-BC150 Service Manual page 152

HCD-BC150/BC250
• IC Pin Function Description
• DMB09 BOARD IC102 CXD9780R (CD/DVD/RF AMP, FOCUS/TRACKING ERROR AMP)
Pin No. Pin Name
1 WOBS0
2 WVDD
3 AGNDX
4 AGNDX
5 AVDD0
6 RFOP
7 RFON
8 AGNDO
9 TM1
10 TM2
11 TM3
12 AGNDT
13 TM4
14 AVDDT
15 V2REFO
16 VREFO
17 V20
18 FEO
19 LVL
20 CS0
21 TEO
22 VDDP
23 DEFECT
24 LRFRP
25 HRFRP
26 CRTP
27 CRTPLP
28 TRLPA
29 TRLP
30 HTRC
31 GNDP
32 DPFN
33 DPFO
34 AGNDX
35 AGNDX
36 AGNDX
37 VDD
38 VFO013
39 GND
40 UDGATE
41 HDGATE
42 IO0
43 IO1
44 IO2
45 IO3
46 IO4
47 IO5
56
I/O
O Wobble signal output (Not used)
— Wobble power
— Grund
— Grund
— Power for RF output
O RF positive output
O RF negative output
— Grund for RF output
I Trimming pin for ALPC1 (Not used)
I Trimming pin for ALPC1 (Not used)
I Trimming pin for ALPC2 (Not used)
— Grund for Trimming PAD
I Trimming pin for ALPC2 (Not used)
— Power for Trimming PAD
O Reference voltage 2.8V
O Reference voltage 1.4V
O Reference voltage 2.0V
O Focusing erro output
O RF level output
O Center servo signal output
O Tracking error output
— Power for PAD
O Flag of bad data output status
O Low frequency RF ripple output
O High frequency RF ripple output
— RF top envelop filter capacitor connecting
— Defect level filter capacitor connecting (Not used)
— Low -pass filter capacitor connecting (Not used)
— Low -pass filter capacitor connecting
O high speed track counting digital output
— Grund for PAD
— Not used
— DPD amplifier output (Not used)
— Ground
— Ground (Not used)
— Ground (Not used)
— Serial I/O power
I DVD-RAM Header signal
— Serial I/O grund
I Control signal for DVD-RAM
I Control signal for DVD-RAM
I/O General purpose input/output
I/O General purpose input/output (Not used)
I/O General purpose input/output
I/O General purpose input/output
I/O General purpose input/output
I/O General purpose input/output
Description