Sony DCR-DVD92 Service Manual page 26

For Schematic Diagram
• Refer to page 4-87 for printed wiring board.
2
1
VC-395 BOARD(9/11)
SUB MIC AMP(CH BLOCK)
XX MARK:NO MOUNT
A
AU_4.6V
AU_2.8V
D_2.8V
@V56
(11/11) A_2.8V
A_4.6V
B
REG_GND
C
D
E
F
REG_GND
G
16
DCR-DVD92/DVD92E/DVD103/DVD602/DVD602E/DVD653/DVD653E
3 4 5
(DVD103/DVD653/DVD653E)
: Voltage measurement of the CSP IC
and the Transistors with mark,is
not possible.
C2951 C2952
0.1u
0.1u
69 68 67 66 65 64 63 62 61 60 59 58
SPOUT+
NC
SPGND
SP_MODE
SPOUT-
HPOUT_L
GND
HPOUT_R
IC2951
MUTE_OUT
VDD
SUB MIC AMP
C+
C-
IC2951
GND
AN12921A-VB
VSS_OUT CSP(CHIP SIZE PACKAGE)IC
VSS_IN
VSS_IN
YLPF_OUT
YDRIVER_IN
Y_OUT
GND
V_OUT
VDRIVER_IN
NC
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
4-55
6 7
C2953
0.1u
57 56 55 54 53 52 51 50 49 48 47
C2960
VREF
MICMONO_IN
C2966
EXTMIC_R
INTEXT_IN
C2967
EXTMIC_L
INTLPF_R
C2961
OFFSET_L
VCC
AGC_LINK
C2962
DETHPF_L
C2963
DETHPF_R
C2964
RECOUT_L
C2965
RECOUT_R
AGC_TC
GND
PBIN_L
PBIN_R
INT_EXT
MIC_MONO
2.9V
SDC_OUT
VCC_D
CS
CLOCK
8 9 10
1u
C2969
R2954
R2956
8200 39k
SHOE_MIC_RR
R2955 @V52
R2957
8200
39k
SHOE_MIC_RL
4.7u
0.1u
0.1u
2.9V
C2970
10u
0.1u
L2952
10uH
AGC_LINK
@V51
0.1u
AGC_TC
0.1u
1u
SUB_RECOUT_L
@V46
1u
SUB_RECOUT_R
C2957
4.7u
L2951
10uH
@V55
XCS_IC2951
XBB_SCK
@V18
BB_SO
4-56
Ver 1.1 2005. 05
(8/11)
(7/11)
(6/11)
(10/11)
(3/11,
7/11,
10/11,
11/11)
VC-395 (9/11)