Philips FW-C700 Service Manual page 134

www.freeservicemanuals.info
BLOCK DIAGRAM
Line-In
ATTEN
Playback
Head
Rec current
Rec/Pb
Head
BIAS SYM
HD SW.
REC
Erase
Head
Bias
Erase
NOTE: # For Non-dolby version only
Only 1 channel is presented.
MicroProcessor Control / Communication lines
Direct / Indirect Control lines from Shift Registers
9A-2
7710
7720
SOURCE SEL PRE-AMPLIFIER
AN7318S
HEF4952BT
ALCEN
1A0 1A1 1A2
ALC
7740
PLAYBACK PB EON. SW.
HEF4952BT
EQUALISATION
2A0 2A1 2A2
IEC I
REC EON.
7730
REC EON. SW.
BIAS ADJ
HEF4952BT
3A0 3A1
(HS) (REC) (CRB)
OSCILLATOR
REC
CRB
1A0
7787
REC
7780
CRA
7792
NS/HS
(NS)
7622
12/2/2013
9792 #
For Dolby version only
4794 #
PB A ADJ
IEC II
#
NOM/HI SPEED
REC EON.
3A2
ALCEN
1A2
1A1
7791
2A0
HS
3A0
World of free manuals
9A-2
PB In
PB Out
7630
REC Out
DOLBY B NR
Rec In
CXA1101M
PB B ADJ
2A2
DOLBY
1A0
1A1
MPX
7640
RECORD AMP
REC ADJ
NJM4560D
NOM/HI SPEED
REC EON.
3A0 NS
SOLENOID
SOLENOID
SUPPLY CTRL
SUPPLY CTRL
MOTOR VCC
SUPPLY CTRL
NS/HS CTRL
DECK(S) SW.
4x
STATUS TO 2x
VOLTS CONV.
AD1 AD2
1A0
7610
CLK
2A1
SHIFT
DATA 2A2
REGISTER
REC
HEF4094BT
STROBE
NS/HS (NS)
www.nostatatech.nl
PB Out
ATTEN
MUTE
7788
2A2