Panasonic SA-AK340GCP Service Manual page 54

SA-AK340GCP
FMANT
Z2620
CF2601 CF2602
Q1 (RFAMP) Q2 Q2601
1 7
FM
MIXER
IF AMP
Q3 Q4
5
OSC BUFFER
6 8
B
(FM)
22
24 23
ALC
AM
OSC
BUFFER
LEVEL
S-CURVE
DET
FM
IF
FM
DET
REG
1 2 3
IC2601
C1BB00000962
FM/AM IF AMP,
DET/AM OSC,
MIX/FM MPX
AM
IFT
16
PHASE DETECTOR REFERENCE
CHARGE PUMP DIVIDER
17
UNLOCK
DETECTOR SWALLOW COUNTER 1
1/6,1/17,4 BITS 2
18
12 BITS PROGRAMMABLE
DIVIDER
11
UNIVERSAL
SHIFT REGISTER LATCH
COUNTER
15 POWER ON
B
RESET
19 10 7 6 9 8
Q2606
TUNER
IC2602
15V
B
SUPPLY C1CB00001937
PLL FREQUENCY
SWITCH
SYNTHESIZER
B
(FM)
AMANT
D2602
L2602
L2601
B
RCH
21 20 19 18 17 16 14
15 13
DECODER
AM
AM
MIX RMAMP
PHASE PILOT
DET CANCEL
AGC
STEREO
SWITCH
AM AM
IF
DET
AM/FM
IF
COMP
BUFFER
VCO
TUNING
DRIVE
PILOT
FF FF FF
DET
REG
10 11 12
4 5 6 7 8 9
B
X2602
Z2602
ST/DO
SD
1
20
14
12
13
B
DO 5 ST/DO
CE
C2B CE 2
I/F
PLLDA
DI 3
CL 4 PLLCLK
A
TO
CDDRIVE
BLOCK
31~42
5~16,24
9 7 8
/RST
Q2907
STAT
CD STATUS
INTERFACE
ST/DO
PLLCLK
Q2906
BLKCK
BLKCK
INTERFACE
SWITCH
SD
19 5 21 78 74 70 71 72
MLD 76
MLD
MDATA
77
MDATA
MCLK 78
MCLK
CE 3
PLLCE
82 67 68 10
S7201
RESET
SWITCH
VR6491
JOG VOL
54
FROM POWER
FL6602
TRANSFORMER
FL DISPLAY
14~22,
23~29
25~40
IC6601
C0HBB0000057
FL DRIVER
TO
CD LOADING CIRCUIT
80 81 82 83 84 85 86 87 89 90 53 52
MICROPROCESSOR
C2CBYY000053 IC2801
11 13 15 66
D6457, QR6457
X2801 D6462
X2802
LED
B
DRIVE
IC100
AN734
P.B E
ALC/
LCH
24(23)
(DECK 1)
P.B. HEAD 1(2)
22(3)
21(4)
LCH
17(8)
(DECK 2)
R/P HEAD
6
19
15
12
(DECK 2)
ERASE HEAD L1002
4
Q1003
2 3
SWITCHING
5
(BEAT PROOF/
RECH)
IC1004
C1AA00000612
R/P SELECT
Q2980
Q1017
DECK
MOTOR
MOTOR
SWITCH
SWITC
M
B
M1002
IC951
IC971
CNB13030R2AU
CNB13030
PHOTO
PHOTO
INTERRUPTER
INTERRU
Z971
INTERFACE
97 91 95