Panasonic SA-AK22 - Key Schematic Diagrams

Pin No. Mark I/O Function
90 REG_IN
EE_CS
I/O Region and function
setting input and
eeprom chip select
output
91 ECONO O Main transormer
control output for
economy mode
92 RESTSW I CD limit SW input for
the most inner point
(Active Low)
93 SER4 O EEPROM_CLK /
EXP2_CLK/MK_CLK
94 SER3 O ASP latch
95 SER2 O ASP_CLK/EXP1_CLK/
MK_DAT
96 SER1 I/O EEPROM_DAT /
ASP_DAT /
EXP1_DAT / EXP2
DAT
97 AVSS - Analog ground (0V)
98 VREF - Reference for A-D
99 TPS I Tape mecha TPS
Input/ chrome 1 /
chrome 2
100 DECK1 I Tape mecha
condition input (Half1
/Mode/Photo1/Photo
2)
15. Block Diagram
16. Schematic Diagram
(All schematic diagrams may be modified at any time with the development of the new technology)
Note:
S701
: Reset switch
S900
: CD Manager switch
S901
: CD 1 switch
S902
: CD 2 switch
S903
45
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12/10/2014
Digitized in Heiloo, Holland